CN104740765B - Implanted type medical system - Google Patents

Abstract

The invention relates to an implanted type medical system. The implanted type medical system comprises an in-vivo implanting device and an in-vitro control device, wherein each of the in-vivo implanting device and the in-vitro control device comprises a first wireless communication module for close-distance communication and a second wireless communication module for far-distance communication; the first wireless communication module is an electromagnetic induction coupling communication module; the second wireless communication module is an MICS (Medical Implant Communication Service) waveband radio frequency communication module. The implanted type medical system provided by the invention has a double-wireless communication function; the reliability is high and the requirements of the far-distance communication are met.

Description

An implantable medical system

technical field

The invention relates to the field of implantable medical devices, in particular to an implantable medical system.

Background technique

There are many types of implantable medical systems, such as pacemakers and defibrillators, implanted neurostimulators, implanted muscle stimulators, and more. An implantable medical system generally includes an implanted device in the body and a control device in the body, and information is exchanged between the two through two-way wireless communication.

Existing implantable medical systems usually only include short-range communication modules, which exchange information through electromagnetic induction coupling mode. However, short-range communication modules have limited reliability and cannot meet the needs of long-distance communication.

Contents of the invention

In view of this, it is indeed necessary to provide an implantable medical system with dual wireless communication functions.

An implantable medical system, which includes: an internal implant device and an external control device; wherein, both the internal implant device and the external control device have a first wireless communication module and a second wireless communication module; wherein , the first wireless communication module is an electromagnetic induction coupling communication module, and the second wireless communication module is a radio frequency communication module in the MICS band.

Compared with the prior art, the implanted medical system provided by the present invention has dual wireless communication functions, not only has high reliability, but also meets the requirements of long-distance communication.

Description of drawings

Fig. 1 is a schematic structural diagram of an implantable medical system provided by an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an implantable device in an implantable medical system provided by an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the communication module of the external control device of the implantable medical system provided by the embodiment of the present invention.

Fig. 4 is a schematic block diagram of the circuit of the implantable medical system provided by Embodiment 1 of the present invention.

Fig. 5 is a schematic block diagram of the circuit of the implantable medical system provided by Embodiment 2 of the present invention.

Fig. 6 is a flow chart of the working method of the implantable medical system provided by Embodiment 2 of the present invention.

Fig. 7 is a schematic block diagram of the circuit of the implantable medical system provided by Embodiment 3 of the present invention.

Fig. 8 is a flow chart of the working method of the implantable medical system provided by Embodiment 3 of the present invention.

Fig. 9 is a schematic block diagram of the circuit of the implantable medical system provided by Embodiment 4 of the present invention.

Fig. 10 is a flow chart of the working method of the implantable medical system provided by Embodiment 4 of the present invention.

Fig. 11 is a schematic block diagram of the circuit of the implantable medical system provided by Embodiment 5 of the present invention.

Fig. 12 is a flow chart of the working method of the implantable medical system provided by Embodiment 5 of the present invention.

Fig. 13 is a schematic block diagram of the circuit of the implantable medical system provided by Embodiment 6 of the present invention.

Fig. 14 is a flow chart of the working method of the implantable medical system provided by Embodiment 6 of the present invention.

Explanation of main component symbols

Implantable Medical Systems 10

Internally Implanted Devices 12

Shell 120

top cover 122

Circuit board 124,144

Electromagnetic induction coupling communication coil 126,146

RF communication antennas 128,148

battery 129,149

External Control Devices 14

Host 140

programming header 142

cable 143

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

detailed description

The implantable medical system with dual wireless communication functions provided by the present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

Referring to FIG. 1 , an embodiment of the present invention provides an implantable medical system 10 , which includes: an internal implant device 12 and an external control device 14 . Both the implanted device 12 in the body and the control device 14 outside the body have two communication modules, which have two kinds of communication functions, far and near, wherein the first communication module is used for short-distance communication, and the communication method is electromagnetic induction coupling communication, and the communication distance is 0 centimeters to 10 centimeters, the second wireless communication module is used for long-distance communication, the long-distance communication method is radio frequency communication in the MICS band, and the communication distance is 0 meters to 5 meters.

Referring to Fig. 2, the implanted device 12 in the body includes a shell 120, a top cover 122 connected with the shell 120, a circuit board 124, an electromagnetic induction coupling communication coil 126, a radio frequency communication antenna 128, and a battery 129. The housing 120 has a sealed cavity. The circuit board 124 , the electromagnetic induction coupling communication coil 126 and the battery 129 are all arranged inside the sealed cavity of the casing 120 . The battery 129 is electrically connected to the circuit board 124 . It can be understood that the electromagnetic induction coupling communication coil 126 can also be placed inside the top cover 122 and electrically connected to the circuit board 124 sealed in the casing 120 through a feed-through connector. The RF communication antenna 128 is disposed inside the top cover 122 and is electrically connected to the circuit board 124 sealed in the housing 120 through a feed-through connector. The electromagnetic induction coupling communication coil 126 may be an air-core coil or an inductor with a magnetic core, and the inductance is 100 microhenries (μH) to 2000 microhenries. The radio frequency communication antenna 128 may be a monopole or a dipole radio frequency antenna. The electromagnetic induction coupling communication coil 126 is used for short-distance communication, and the radio frequency communication antenna 128 is used for long-distance communication. The circuit board 124 has control and matching circuits for the above two communication modes. In this embodiment, the casing 120 is a titanium metal casing.

The external control device 14 includes a host 140 and a programming head 142 connected with the host 140 . The host computer 140 and the programming head 142 can be in a separate structure, and a cable 143 is used to transmit data through a wired connection or a wireless method such as bluetooth. The host 140 and the programming head 142 can also be integrated into one body. The host 140 may be composed of a commercial mobile terminal, such as a PDA, Pad, notebook computer, etc., and a MICS frequency band communication module. The host 140 can also be an embedded handheld device with MICS frequency band communication function. The programming head 142 has an electromagnetic induction coupling communication coil. The programming head 142 and the implanted device 12 in the body can perform short-distance electromagnetic induction coupling communication, and the carrier frequency of the communication is 100 kilohertz (kHz) to 200 kilohertz. The host computer 140 and the implanted device 12 in the body can communicate directly through radio frequency in the MICS band, and the communication frequency band is 402 megahertz (MHz)-405 megahertz frequency band for medical implantation.

Please refer to FIG. 3 , the communication module of the external control device 14 includes a circuit board 144 , an electromagnetic induction coupling communication coil 146 , a radio frequency communication antenna 148 and a battery 149 . Both the electromagnetic induction coupling communication coil 146 and the radio frequency communication antenna 148 are electrically connected to the circuit board 144 . The circuit board 144 is electrically connected to the battery 149 . The electromagnetic induction coupling communication coil 146 is used for short-distance communication, and the radio frequency communication antenna 148 is used for long-distance communication. The circuit board 144 has control machine matching circuits of the above two communication modules. The battery 149 can be a disposable battery or a rechargeable battery.

The working principle and working method of the implantable medical system 10 of the present invention are introduced below. According to the different working principles and working methods of the implantable medical system 10, there are different embodiments.

Example 1

Please refer to FIG. 4. In the first embodiment, the implanted device 12 in the body includes a first communication antenna in the body, a second communication antenna in the body, a first wireless communication module in the body, a second wireless communication module in the body, An internal microcontroller module, an internal battery and power management circuit, and other internal functional modules. The first wireless communication module in the body, the second wireless communication module in the body, the microcontroller module in the body and other functional modules in the body are all electrically connected to the battery in the body and the power management circuit. The first wireless communication module in the body and the second wireless communication module in the body are respectively electrically connected to the microcontroller module in the body. The first communication antenna in the body and the second communication antenna in the body are electrically connected to the first wireless communication module in the body and the second wireless communication module in the body respectively.

The external control device 14 includes an external first communication antenna, an external second communication antenna, an external first wireless communication module, an external second wireless communication module, an external microcontroller module, an external battery and power management module and other in vitro functional modules. The first external wireless communication module, the second external wireless communication module, the external microcontroller module and other external functional modules are all electrically connected to the external battery and the power management circuit. The first in vitro wireless communication module and the second in vitro wireless communication module are respectively electrically connected to the in vitro microcontroller module. The first external communication antenna and the second external communication antenna are electrically connected to the first external wireless communication module and the second external wireless communication module respectively.

The first communication antenna inside the body is a short-distance electromagnetic induction coupling communication coil 126 , and the first external communication antenna is a short-distance electromagnetic induction coupling communication coil 146 . The second communication antenna inside the body is a long-distance radio frequency communication antenna 128 , and the second communication antenna outside the body is a long-distance radio frequency communication antenna 148 . The first wireless communication module inside the body and the first wireless communication module outside the body are short-range electromagnetic induction coupling communication modules, and the second wireless communication module inside the body and the second wireless communication module outside the body are long-distance radio frequency communication modules. The first wireless communication module in the body, the second wireless communication module in the body, the power management circuit in the body, the microcontroller module in the body and other functional modules in the body are all one chip, which can be integrated on the circuit board 124 . The first wireless communication module outside the body, the second wireless communication module outside the body, the power management circuit outside the body, the microcontroller module outside the body and other functional modules outside the body are all a chip, which can be integrated on the circuit board 144 . The other in vivo functional modules and other in vitro functional modules are optional structures, which may be functions of electric pulse stimulation, drug release and control, physiological signal acquisition and so on.

The working method of the communication module of the implantable medical system 10 in the first embodiment of the present invention is: the first wireless communication module for short-distance communication and the second wireless communication module for long-distance communication are turned on at the same time state, the user can choose which way to communicate through the external control device 14 . Since the implantable medical system 10 includes two communication modules of short-distance communication and long-distance communication, the reliability and convenience of communication are improved.

Example 2

Please refer to FIG. 5. In the second embodiment, the implanted device 12 in the body includes a first communication antenna in the body, a second communication antenna in the body, a first wireless communication module in the body, a second wireless communication module in the body, An internal microcontroller module, an internal first control switch, an internal battery, a power management circuit and other internal functional modules. The external control device 14 includes an external first communication antenna, an external second communication antenna, an external first wireless communication module, an external second wireless communication module, an external microcontroller module, an external battery and power management module and other in vitro functional modules.

The implantable medical system 10 of the second embodiment of the present invention is basically the same in structure as the implantable medical system 10 of the first embodiment. The first control switch is set on the circuit between the second wireless communication module in the body and the battery and power management circuit in the body, and the microcontroller module in the body is electrically connected with the first control switch in the body and controls the first control switch in the body. Control switch on and off.

Please refer to FIG. 6, the working method of the communication module of the implantable medical system 10 according to the second embodiment of the present invention, the method includes the following steps:

Step S10: Turn on the first wireless communication module, so that the first wireless communication module in the body is always in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state;

Step S11: Judging whether the first wireless communication module in the body has received a communication command, if yes, enter step S12, if not, return to step S10;

Step S12: Execute the communication command received by the first wireless communication module in the body and judge whether the communication command is to turn on the second wireless communication module in the body, if yes, enter step S13, if not, return to step S11;

Step S13: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, enter step S14, if not, turn off the second wireless communication module in the body and return to step S11;

Step S14: execute the communication command received by the second wireless communication module in the body and return to step S13.

In the step S10, in a default state, the first wireless communication module in the body of the implant device 12 is always enabled, and the second wireless communication module in the body is powered off or turned off. The external control device 14 can wirelessly control the implanted device 12 through the external first wireless communication module at any time.

In the step S11, whether the communication instruction received by the first wireless communication module in the body can be an instruction to turn on the second wireless communication module in the body and other work instructions, such as sending data information, transmitting electrical pulse stimulation, drug release, etc. .

In the step S12, if the long-distance communication function needs to be enabled, the first wireless communication module outside the body transmits a long-distance communication function activation command to the internal microcontroller module of the implanted device 12 in the body, and the internal microcontroller module receives After receiving the instruction, operate the first control switch in the body to power on the second wireless communication module in the body, and start the long-distance communication function.

In the step S13, the time threshold may be 10 seconds to 300 seconds, preferably, the time threshold is 30 seconds to 100 seconds. After the second wireless communication module in the body is turned on, if the radio frequency communication data from the external control device 14 is not received or an instruction to send radio frequency communication data to the second wireless communication module outside the body exceeds the time threshold, the microcontroller in the body will The module automatically disconnects the first control switch in the body, and turns off the second wireless communication module in the body.

It can be understood that the standby power consumption of the first wireless communication module in the body is very low, usually less than 1 microampere (μA). When the implantable medical system 10 is working, the first wireless communication module in the body is always in the data receiving state. The standby power consumption of the second wireless communication module in the body is relatively high, and the typical standby power consumption is several milliamps (mA) to more than ten milliamperes. Since the standby power consumption of the first wireless communication module in the body is very low, and the standby power consumption of the second wireless communication module in the body is relatively high, in this embodiment, when the long-distance communication function is not required, the second wireless communication module in the body The communication module is in a power-off state or in a closed state, which can reduce power consumption.

Further, in this embodiment, an in vitro first control switch (not shown) may also be set between the in vitro second wireless communication module and the in vitro battery and power management circuit, and the in vitro microcontroller module and the in vitro The first control switch is electrically connected and controls the on-off of the first control switch outside the body. When the long-distance communication function is not needed, the second external wireless communication module is also in a power-off state or a closed state. When the long-distance communication function is required, the external microcontroller module transmits the long-distance communication function activation instruction to the internal internal microcontroller through the external first wireless communication module, and at the same time operates the external first control switch to the internal wireless communication module. The second wireless communication module outside the body is powered on. In this way, the power consumption of the implantable medical system 10 can be further reduced.

It can be understood that before turning on the second wireless communication module in the body, the implantable medical system 10 only communicates through the first wireless communication module for short-distance communication. When the second wireless communication module in the body is turned on, the implantable medical system 10 turns on two communication modes, far and near, at the same time. At this time, the user can choose which way to communicate through the external control device 14 .

Example 3

Please refer to FIG. 7, in the third embodiment, the implanted device 12 in the body includes a first communication antenna in the body, a second communication antenna in the body, a first wireless communication module in the body, a second wireless communication module in the body, An internal microcontroller module, an internal first control switch, an internal second control switch, an internal battery and a power management circuit, and other internal functional modules. The external control device 14 includes an external first communication antenna, an external second communication antenna, an external first wireless communication module, an external second wireless communication module, an external microcontroller module, an external battery and power management module and other in vitro functional modules.

The structure of the implantable medical system 10 of the third embodiment of the present invention is basically the same as that of the implantable medical system 10 of the second embodiment. The second control switch is set on the circuit between the first wireless communication module in the body and the battery and power management circuit in the body, and the microcontroller module in the body is electrically connected with the second control switch in the body and controls the second control switch in the body. Control switch on and off.

Please refer to FIG. 8 , the working method of the communication module of the implantable medical system 10 according to the third embodiment of the present invention, the method includes the following steps:

Step S20: Turn on the first wireless communication module, so that the first wireless communication module in the body is in an enabled state, and the second wireless communication module in the body is in a power-off state or an off state;

Step S21: Judging whether the first wireless communication module in the body has received a communication command, if yes, enter step S22, if not, return to step S20;

Step S22: Execute the communication command received by the first wireless communication module in the body and judge whether the communication command is to turn on the second wireless communication module in the body, if yes, enter step S23, if not, return to step S21;

Step S23: Turn off the first wireless communication module in the body and judge whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, go to step S24, if not, restart the first wireless communication module in the body, Simultaneously close the second wireless communication module in the body and return to step S21;

Step S24: Execute the communication command received by the second wireless communication module in the body and return to step S23.

The working method of the communication module of the implantable medical system 10 in the third embodiment of the present invention is basically the same as the working method of the communication module of the implantable medical system 10 in the second embodiment of the present invention, the difference is that when the body When the second wireless communication module is used, the first wireless communication module in the body is turned off, and when the second wireless communication module is turned off, the first wireless communication module in the body is turned on again. That is to say, the implantable medical system 10 according to the third embodiment of the present invention can freely switch between the near and far communication modes, but only one communication mode is enabled at the same time. This method can further reduce the power consumption of the implantable medical system 10 .

Further, in this embodiment, an in vitro first control switch (not shown) may also be set between the in vitro second wireless communication module and the in vitro battery and power management circuit, and the in vitro microcontroller module and the in vitro The first control switch is electrically connected and controls the on-off of the first control switch outside the body. An external second control switch (not shown) may also be set between the first external wireless communication module and the external battery and power management circuit, and the external microcontroller module is electrically connected to the external second control switch and Controlling the on-off of the second external control switch. When the long-distance communication function is not needed, the second external wireless communication module is also in a power-off state or a closed state. When the long-distance communication function is required, the external microcontroller module transmits the long-distance communication function activation instruction to the internal internal microcontroller through the external first wireless communication module, and at the same time operates the external first control switch to the internal wireless communication module. Power on the second external wireless communication module and operate the second external control switch to turn off the first external wireless communication module. In this way, the power consumption of the implantable medical system 10 can be further reduced.

Example 4

Please refer to FIG. 9. In the fourth embodiment, the implanted device 12 in the body includes a first communication antenna in the body, a second communication antenna in the body, a first wireless communication module in the body, a second wireless communication module in the body, An internal microcontroller module, an internal first control switch, an internal sensing module, an internal battery and power management circuit, and other internal functional modules. The external control device 14 includes an external first communication antenna, an external second communication antenna, an external first wireless communication module, an external second wireless communication module, an external microcontroller module, an external battery and power management module and other in vitro functional modules.

The structure of the implantable medical system 10 of the fourth embodiment of the present invention is basically the same as that of the implantable medical system 10 of the second embodiment. The measurement module is electrically connected to the first wireless communication module in the body and the microcontroller module in the body respectively. The in-body sensing module is used to detect the communication state of the first wireless communication module in the body. When the communication state of the first wireless communication module in the body exceeds a threshold range, the sensing module in the body sends a signal to the microcontroller module in the body, so that the microcontroller module in the body controls the first control switch in the body to turn on the second wireless communication module.

Specifically, the in-body sensing module and the in-body microcontroller module are integrated on the first circuit board 124 . The in-body sensing module can detect one or more of the coupling signal strength, the number of communication failures and the bit error rate of the first wireless communication module in the body. The threshold range can be set as required, such as 10 consecutive communication failures.

Please refer to FIG. 10 , the working method of the communication module of the implantable medical system 10 according to the fourth embodiment of the present invention, the method includes the following steps:

Step S30: Turn on the first wireless communication module, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state;

Step S31: Judging whether the communication state of the first wireless communication module in the body exceeds a threshold range, if yes, enter step S32, if not, return to step S30;

Step S32: automatically start the second wireless communication module in the body, and enter step S33;

Step S33: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, enter step S34, if not, turn off the second wireless communication module in the body and return to step S31;

Step S34: execute the communication command received by the second wireless communication module in the body and return to step S33.

The working method of the communication module of the implantable medical system 10 in the fourth embodiment of the present invention is basically the same as the working method of the communication module of the implantable medical system 10 in the second embodiment of the present invention, the difference is that through the The sensing module detects the communication state of the first wireless communication module in the body, and automatically activates the second wireless communication module in the body when the communication state of the first wireless communication module in the body exceeds a threshold range. That is to say, the implantable medical system 10 according to the fourth embodiment of the present invention can automatically turn on the second wireless communication module as required.

Further, in this embodiment, as in Embodiment 2, an integrated external first control switch (not shown in the figure) is set between the external second wireless communication module and the external battery and power management circuit, and the external first control switch A switch is electrically connected to the in vitro microcontroller module.

Further, the in vitro control device includes an in vitro sensing module (not shown in the figure), which is electrically connected to the in vitro first wireless communication module and the in vitro microcontroller module; the in vitro sensing module It is the same as the above-mentioned in-body sensing module and is used for detecting the communication state of the first wireless communication module outside the body. When the communication state of the first wireless communication module exceeds a threshold range, resulting in repeated communication failures, the in-vivo sensing module and the in-vitro sensing module send information to the in-vivo microcontroller module and the in-vitro microcontroller module respectively , the internal microcontroller module and the external microcontroller module automatically open the second wireless communication module for communication, and send the above-mentioned data information that fails to be sent.

Example 5

Please refer to FIG. 11. In the fifth embodiment, the implanted device 12 in the body includes a first communication antenna in the body, a second communication antenna in the body, a first wireless communication module in the body, a second wireless communication module in the body, An internal microcontroller module, an internal first control switch, an internal second control switch, an internal sensing module, an internal battery and power management circuit, and other internal functional modules. The external control device 14 includes an external first communication antenna, an external second communication antenna, an external first wireless communication module, an external second wireless communication module, an external microcontroller module, an external battery and power management module and other in vitro functional modules.

The implantable medical system 10 of the fifth embodiment of the present invention is basically the same in structure as the implantable medical system 10 of the third embodiment. The measurement module is electrically connected to the first wireless communication module in the body and the microcontroller module in the body respectively. The in-body sensing module is used to detect the communication state of the first wireless communication module in the body. When the communication state of the first wireless communication module in the body exceeds a threshold range, the sensing module in the body sends a signal to the microcontroller module in the body, so that the microcontroller module in the body controls the first control switch in the body to turn on the second wireless communication module, and manipulate the second control switch inside the body to turn off the first wireless communication module.

Please refer to FIG. 12 , the working method of the communication module of the implantable medical system 10 according to the fifth embodiment of the present invention, the method includes the following steps:

Step S40: Turn on the first wireless communication module, so that the first wireless communication module in the body is in an enabled state, and the second wireless communication module in the body is in a power-off state or an off state;

Step S41: Judging whether the communication state of the first wireless communication module in the body exceeds a threshold range, if yes, enter step S42, if not, return to step S40;

Step S42: automatically start the second wireless communication module in the body and turn off the first wireless communication module in the body, and enter step S43;

Step S43: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, go to step S44, if not, restart the first wireless communication module in the body, and turn off the second wireless communication module in the body at the same time And return to step S41;

Step S44: Execute the communication command received by the second wireless communication module in the body and return to step S43.

The working method of the communication module of the implantable medical system 10 in the fifth embodiment of the present invention is basically the same as the working method of the communication module of the implantable medical system 10 in the third embodiment of the present invention, the difference is that, through the The sensing module detects the communication state of the first wireless communication module in the body, and automatically switches to the second wireless communication module in the body when the communication state of the first wireless communication module in the body exceeds a threshold range. That is to say, the implantable medical system 10 according to the fifth embodiment of the present invention can automatically switch to the second wireless communication module as needed.

Further, in this embodiment, like Embodiment 3, an integrated external first control switch (not shown in the figure) is set between the external second wireless communication module and the external battery and power management circuit, and the external first control switch The switch is electrically connected to the in vitro microcontroller module; and an in vitro second control switch (not shown) is set between the in vitro first wireless communication module and the in vitro battery and power management circuit, and the in vitro second control switch A switch is also electrically connected to the in vitro microcontroller module.

Further, the in vitro control device includes an in vitro sensing module (not shown in the figure), which is electrically connected to the in vitro first wireless communication module and the in vitro microcontroller module; the in vitro sensing module It is used for detecting the communication state of the first wireless communication module outside the body. When the communication state of the first wireless communication module exceeds a threshold range, resulting in repeated communication failures, the in-vivo sensing module and the in-vitro sensing module send information to the in-vivo microcontroller module and the in-vitro microcontroller module respectively The in-body micro-controller module and the in-body micro-controller module automatically switch to communicate with the second wireless communication module, and send the above-mentioned data information that fails to be sent.

Example 6

Please refer to FIG. 13. In the sixth embodiment, the implanted device 12 in the body includes a first communication antenna in the body, a second communication antenna in the body, a first wireless communication module in the body, a second wireless communication module in the body, An internal microcontroller module, an internal first control switch, an internal second control switch, an internal sensing module, an internal battery and power management circuit, and other internal functional modules. The external control device 14 includes an external first communication antenna, an external second communication antenna, an external first wireless communication module, an external second wireless communication module, an external microcontroller module, an external battery and power management module and other in vitro functional modules.

The structure of the implantable medical system 10 of the sixth embodiment of the present invention is basically the same as that of the implantable medical system 10 of the fifth embodiment. The second wireless communication module is electrically connected, and can detect the communication state of the second wireless communication module in the body. Further, when the communication state of the second wireless communication module in the body exceeds a threshold range, the sensing module in the body sends a signal to the microcontroller module in the body, so that the microcontroller module in the body controls the first wireless communication module in the body. controlling the switch to turn off the second wireless communication module and manipulating the first control switch in the body to turn on the first wireless communication module.

Please refer to FIG. 14 , the working method of the communication module of the implantable medical system 10 according to the sixth embodiment of the present invention, the method includes the following steps:

Step S50: Turn on the first wireless communication module, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state;

Step S51: Judging whether the communication state of the first wireless communication module in the body exceeds a threshold range, if yes, enter step S52, if not, return to step S50;

Step S52: automatically start the second wireless communication module in the body and turn off the first wireless communication module in the body, and enter step S53;

Step S53: Determine whether the communication state of the second wireless communication module in the body exceeds a threshold range, if not, go to step S54, if yes, restart the first wireless communication module in the body, and turn off the second wireless communication module in the body at the same time Return to step S51;

Step S54: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, go to step S55, if not, restart the first wireless communication module in the body, and turn off the second wireless communication module in the body at the same time And return to step S51;

Step S55: execute the communication command received by the second wireless communication module in the body and return to step S54.

The working method of the communication module of the implantable medical system 10 in the sixth embodiment of the present invention is basically the same as the working method of the communication module of the implantable medical system 10 in the fifth embodiment of the present invention, the difference is that when using the first When a wireless communication module is used, the communication state of the first wireless communication module in the body is detected by the sensing module in the body; when the second wireless communication module is used in the body, the second wireless communication module in the body is detected by the sensing module in the body The communication status of the second wireless communication module. When the communication state of the first wireless communication module in the body exceeds a threshold range, automatically switch to the second wireless communication module in the body. When the communication state of the second wireless communication module in the body exceeds a threshold range, it will automatically switch to the first wireless communication module in the body. That is to say, the implantable medical system 10 of the sixth embodiment of the present invention can automatically switch between the first wireless communication module and the second wireless communication module as required, select an appropriate communication mode, and improve communication reliability. sex.

Specifically, the in-body sensing module can detect one or more of the radio frequency signal strength, the number of communication failures and the bit error rate of the second wireless communication module in the body. It can be understood that for different communication environments, it may be suitable for short-distance electromagnetic induction coupling communication, or it may be suitable for long-distance radio frequency communication. The implantable medical system 10 of the sixth embodiment of the present invention can automatically switch between the short-distance communication module and the long-distance communication module according to needs as the communication environment changes, select an appropriate communication mode, and improve communication reliability .

Further, the in vitro control device includes an in vitro sensing module (not shown in the figure), and the in vitro sensing module is electrically connected to the in vitro first wireless communication module, in vitro second wireless communication module and the in vitro microcontroller module ; The in vitro sensing module is used to detect the communication status of the in vitro first wireless communication module and the in vitro second wireless communication module. When the communication state of the first wireless communication module exceeds a threshold range, resulting in repeated communication failures, the in-vivo sensing module and the in-vitro sensing module send information to the in-vivo microcontroller module and the in-vitro microcontroller module respectively The in-body micro-controller module and the in-body micro-controller module automatically switch to communicate with the second wireless communication module, and send the above-mentioned data information that fails to be sent. When the communication state of the second wireless communication module exceeds a threshold range, resulting in repeated communication failures, the in-vivo sensing module and the in-vitro sensing module send information to the in-vivo microcontroller module and the in-vitro microcontroller module respectively , the in-body micro-controller module and the in-body micro-controller module automatically switch to communicate with the first wireless communication module, and send the above-mentioned data information that fails to be sent.

The implantable medical system 10 with dual wireless communication functions provided by the present invention can be a cardiac pacemaker, defibrillator, deep brain electrical stimulator, spinal cord stimulator, vagus nerve stimulator, gastrointestinal stimulator or other similar implants type medical devices.

In addition, those skilled in the art can also make other changes within the spirit of the present invention, and these changes made according to the spirit of the present invention should be included in the scope of protection claimed by the present invention.

Claims (12)

1. An implantable medical system, comprising: an implanted device in the body and an external control device; the implanted device in the body and the external control device all have a first wireless communication module and a second wireless communication module; wherein , the first wireless communication module is an electromagnetic induction coupling communication module and includes an integrated first wireless communication module and an external first wireless communication module, and the second wireless communication module is a MICS band with a communication distance of 0 meters to 5 meters The radio frequency communication module includes an internal second wireless communication module and an external second wireless communication module; the implanted device in the body includes an internal first communication antenna, an internal second communication antenna, the internal first wireless communication module, The second wireless communication module in the body, the microcontroller module in the body, and the battery and power management circuit in the body; the first wireless communication module in the body, the second wireless communication module in the body and the microcontroller module in the body are all connected with the battery in the body and the power management circuit; the first wireless communication module in the body and the second wireless communication module in the body are respectively electrically connected to the microcontroller module in the body; the first communication antenna in the body and the second communication antenna in the body are respectively connected to the The first wireless communication module inside the body is electrically connected to the second wireless communication module inside the body; the control device outside the body includes a first communication antenna outside the body, a second communication antenna outside the body, the first wireless communication module outside the body, and the second wireless communication module outside the body module, an external microcontroller module, and an external battery and power management module; the first external wireless communication module, the second external wireless communication module, and the external microcontroller module are all electrically connected to the external battery and power management circuit; The first in vitro wireless communication module and the second in vitro wireless communication module are electrically connected to the in vitro microcontroller module; the first in vitro communication antenna and the second in vitro communication antenna are respectively connected to the first in vitro wireless communication module and the in vitro second wireless communication module. The second wireless communication module outside the body is electrically connected; the implanted device in the body further includes a first control switch in the body, and the first control switch in the body is arranged between the second wireless communication module in the body and the battery and power management circuit in the body circuit, and the micro-controller module in the body is electrically connected with the first control switch in the body and controls the on-off of the first control switch in the body; the implanted device in the body further includes a second control switch in the body, the first control switch in the body The second control switch is set on the circuit between the first wireless communication module in the body and the battery and power management circuit in the body, and the microcontroller module in the body is electrically connected to the second control switch in the body and controls the second control switch in the body switch on and off; the implanted device in the body further includes an in vivo sensing module, which is electrically connected to the first wireless communication module in the body and the microcontroller module in the body; the in vivo sensing module The module is used to detect the communication state of the first wireless communication module in the body; it is characterized in that the working method of the first wireless communication module in the body and the second wireless communication module in the body includes the following steps: Step S40: Turn on the first wireless communication module in the body, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state; Step S41: Judging whether the communication state of the first wireless communication module in the body exceeds a threshold range, if yes, enter step S42, if not, return to step S40; Step S42: automatically start the second wireless communication module in the body and turn off the first wireless communication module in the body, and enter step S43; Step S43: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, go to step S44, if not, restart the first wireless communication module in the body, and turn off the second wireless communication module in the body at the same time And return to step S41; Step S44: execute the communication command received by the second wireless communication module in the body and return to step S43. 2. The implantable medical system according to claim 1, wherein the sensing module in the body is also electrically connected to the second wireless communication module in the body, and is used to detect the second wireless communication module in the body The communication status of the module. 3. The implantable medical system according to claim 2, wherein the working method of the first wireless communication module in the body and the second wireless communication module in the body comprises the following steps: Step S50: Turn on the first wireless communication module in the body, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state; Step S51: Judging whether the communication state of the first wireless communication module in the body exceeds a threshold range, if yes, enter step S52, if not, return to step S50; Step S52: automatically start the second wireless communication module in the body and turn off the first wireless communication module in the body, and enter step S53; Step S53: Determine whether the communication state of the second wireless communication module in the body exceeds a threshold range, if not, go to step S54, if yes, restart the first wireless communication module in the body, and turn off the second wireless communication module in the body at the same time Return to step S51; Step S54: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, go to step S55, if not, restart the first wireless communication module in the body, and turn off the second wireless communication module in the body at the same time And return to step S51; Step S55: execute the communication command received by the second wireless communication module in the body and return to step S54. 4. The implantable medical system according to claim 1 or 2, characterized in that, an external first control switch is also arranged between the external second wireless communication module and the external battery and power management circuit, and the external first control switch The external microcontroller module is electrically connected to the external first control switch and controls the on-off of the external first control switch; an external second control circuit is also set between the external first wireless communication module and the external battery and power management circuit. switch, and the in vitro microcontroller module is electrically connected to the second in vitro control switch and controls the on-off of the second in vitro control switch. 5. The implantable medical system according to claim 1 or 2, wherein the external control device further comprises an external sensing module, which is connected to the first external wireless communication module and the external sensing module respectively. The external microcontroller module is electrically connected; the external sensing module is used to detect the communication state of the first wireless communication module outside the body; when the communication state of the first wireless communication module exceeds a threshold range, it will cause multiple communications When unsuccessful, the in-vivo sensing module and the in-vitro sensing module send information to the in-vivo microcontroller module and in-vitro microcontroller module respectively, and the in-vivo microcontroller module and in-vitro microcontroller module automatically switch with the second wireless The communication module communicates, and sends the above-mentioned data information that fails to be sent. 6. The implantable medical system according to claim 5, wherein the in vitro sensing module is also electrically connected to the second in vitro wireless communication module for detecting the in vitro second wireless communication module The communication status of the second wireless communication module; when the communication status of the second wireless communication module exceeds a threshold range, resulting in multiple communication failures, the in vivo sensing module and the in vitro sensing module send information to the in vivo microcontroller module and the in vitro sensor module respectively. The micro-controller module, the micro-controller module inside the body and the micro-controller module outside the body automatically switch to communicate with the first wireless communication module, and send the above-mentioned data information that fails to be sent. 7. An implantable medical system, comprising: an internal implant device and an external control device; the internal implant device and the external control device each have a first wireless communication module and a second wireless communication module; wherein , the first wireless communication module is an electromagnetic induction coupling communication module and includes an integrated first wireless communication module and an external first wireless communication module, and the second wireless communication module is a MICS band with a communication distance of 0 meters to 5 meters The radio frequency communication module includes an internal second wireless communication module and an external second wireless communication module; the implanted device in the body includes an internal first communication antenna, an internal second communication antenna, the internal first wireless communication module, The second wireless communication module in the body, the microcontroller module in the body, and the battery and power management circuit in the body; the first wireless communication module in the body, the second wireless communication module in the body and the microcontroller module in the body are all connected with the battery in the body and the power management circuit; the first wireless communication module in the body and the second wireless communication module in the body are respectively electrically connected to the microcontroller module in the body; the first communication antenna in the body and the second communication antenna in the body are respectively connected to the The first wireless communication module inside the body is electrically connected to the second wireless communication module inside the body; the control device outside the body includes a first communication antenna outside the body, a second communication antenna outside the body, the first wireless communication module outside the body, and the second wireless communication module outside the body module, an external microcontroller module, and an external battery and power management module; the first external wireless communication module, the second external wireless communication module, and the external microcontroller module are all electrically connected to the external battery and power management circuit; The first in vitro wireless communication module and the second in vitro wireless communication module are electrically connected to the in vitro microcontroller module; the first in vitro communication antenna and the second in vitro communication antenna are respectively connected to the first in vitro wireless communication module and the in vitro second wireless communication module. The second wireless communication module outside the body is electrically connected; the implanted device in the body further includes a first control switch in the body, and the first control switch in the body is arranged between the second wireless communication module in the body and the battery and power management circuit in the body circuit, and the microcontroller module in the body is electrically connected to the first control switch in the body and controls the on-off of the first control switch in the body; it is characterized in that the first wireless communication module in the body and the second wireless communication module in the body The working method of the module consists of the following steps: Step S10: Turn on the first wireless communication module in the body, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state; Step S11: Judging whether the first wireless communication module in the body has received a communication command, if yes, enter step S12, if not, return to step S10; Step S12: Execute the communication command received by the first wireless communication module in the body and judge whether the communication command is to turn on the second wireless communication module in the body, if yes, enter step S13, if not, return to step S11; Step S13: Turn on the second wireless communication module in the body, judge whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, enter step S14, if not, turn off the second wireless communication module in the body and return Step S11; Step S14: execute the communication command received by the second wireless communication module in the body and return to step S13. 8. The implantable medical system according to claim 7, wherein an external first control switch is also set between the second external wireless communication module and the external battery and power management circuit, and the external micro The controller module is electrically connected to the first control switch outside the body and controls the first control switch outside the body; an second control switch outside the body is also arranged between the first wireless communication module outside the body and the battery and power management circuit outside the body. And the in vitro microcontroller module is electrically connected with the second in vitro control switch and controls the on-off of the second in vitro control switch. 9. An implantable medical system, comprising: an internal implant device and an external control device; the internal implant device and the external control device each have a first wireless communication module and a second wireless communication module; wherein , the first wireless communication module is an electromagnetic induction coupling communication module and includes an integrated first wireless communication module and an external first wireless communication module, and the second wireless communication module is a MICS band with a communication distance of 0 meters to 5 meters The radio frequency communication module includes an internal second wireless communication module and an external second wireless communication module; the implanted device in the body includes an internal first communication antenna, an internal second communication antenna, the internal first wireless communication module, The second wireless communication module in the body, the microcontroller module in the body, and the battery and power management circuit in the body; the first wireless communication module in the body, the second wireless communication module in the body and the microcontroller module in the body are all connected with the battery in the body and the power management circuit; the first wireless communication module in the body and the second wireless communication module in the body are respectively electrically connected to the microcontroller module in the body; the first communication antenna in the body and the second communication antenna in the body are respectively connected to the The first wireless communication module inside the body is electrically connected to the second wireless communication module inside the body; the control device outside the body includes a first communication antenna outside the body, a second communication antenna outside the body, the first wireless communication module outside the body, and the second wireless communication module outside the body module, an external microcontroller module, and an external battery and power management module; the first external wireless communication module, the second external wireless communication module, and the external microcontroller module are all electrically connected to the external battery and power management circuit; The first in vitro wireless communication module and the second in vitro wireless communication module are electrically connected to the in vitro microcontroller module; the first in vitro communication antenna and the second in vitro communication antenna are respectively connected to the first in vitro wireless communication module and the in vitro second wireless communication module. The second wireless communication module outside the body is electrically connected; the implanted device in the body further includes a first control switch in the body, and the first control switch in the body is arranged between the second wireless communication module in the body and the battery and power management circuit in the body circuit, and the micro-controller module in the body is electrically connected with the first control switch in the body and controls the on-off of the first control switch in the body; the implanted device in the body further includes a second control switch in the body, the first control switch in the body The second control switch is set on the circuit between the first wireless communication module in the body and the battery and power management circuit in the body, and the microcontroller module in the body is electrically connected to the second control switch in the body and controls the second control switch in the body On and off of the switch; it is characterized in that, the working method of the first wireless communication module in the body and the second wireless communication module in the body includes the following steps: Step S20: Turn on the first wireless communication module in the body, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state; Step S21: Judging whether the first wireless communication module in the body has received a communication command, if yes, enter step S22, if not, return to step S20; Step S22: Execute the communication command received by the first wireless communication module in the body and judge whether the communication command is to turn on the second wireless communication module in the body, if yes, enter step S23, if not, return to step S21; Step S23: Turn off the first wireless communication module in the body, turn on the second wireless communication module in the body, and judge whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, go to step S24, otherwise Turn on the first wireless communication module in the body again, turn off the second wireless communication module in the body at the same time, and return to step S21; Step S24: Execute the communication command received by the second wireless communication module in the body and return to step S23. 10. The implantable medical system according to claim 9, characterized in that, an external first control switch is also set between the external second wireless communication module and the external battery and power management circuit, and the external micro The controller module is electrically connected to the first control switch outside the body and controls the first control switch outside the body; an second control switch outside the body is also arranged between the first wireless communication module outside the body and the battery and power management circuit outside the body. And the in vitro microcontroller module is electrically connected with the second in vitro control switch and controls the on-off of the second in vitro control switch. 11. An implantable medical system, comprising: an internal implant device and an external control device; the internal implant device and the external control device each have a first wireless communication module and a second wireless communication module; wherein , the first wireless communication module is an electromagnetic induction coupling communication module and includes an integrated first wireless communication module and an external first wireless communication module, and the second wireless communication module is a MICS band with a communication distance of 0 meters to 5 meters The radio frequency communication module includes an internal second wireless communication module and an external second wireless communication module; the implanted device in the body includes an internal first communication antenna, an internal second communication antenna, the internal first wireless communication module, The second wireless communication module in the body, the microcontroller module in the body, and the battery and power management circuit in the body; the first wireless communication module in the body, the second wireless communication module in the body and the microcontroller module in the body are all connected with the battery in the body and the power management circuit; the first wireless communication module in the body and the second wireless communication module in the body are respectively electrically connected to the microcontroller module in the body; the first communication antenna in the body and the second communication antenna in the body are respectively connected to the The first wireless communication module inside the body is electrically connected to the second wireless communication module inside the body; the control device outside the body includes a first communication antenna outside the body, a second communication antenna outside the body, the first wireless communication module outside the body, and the second wireless communication module outside the body module, an external microcontroller module, and an external battery and power management module; the first external wireless communication module, the second external wireless communication module, and the external microcontroller module are all electrically connected to the external battery and power management circuit; The first in vitro wireless communication module and the second in vitro wireless communication module are electrically connected to the in vitro microcontroller module; the first in vitro communication antenna and the second in vitro communication antenna are respectively connected to the first in vitro wireless communication module and the in vitro second wireless communication module. The second wireless communication module outside the body is electrically connected; the implanted device in the body further includes a first control switch in the body, and the first control switch in the body is arranged between the second wireless communication module in the body and the battery and power management circuit in the body circuit, and the micro-controller module in the body is electrically connected with the first control switch in the body and controls the on-off of the first control switch in the body; the implanted device in the body further includes an in-body sensing module, the in-body sensing The modules are respectively electrically connected to the first wireless communication module in the body and the microcontroller module in the body; the sensing module in the body is used to detect the communication status of the first wireless communication module in the body; it is characterized in that the The working method of the first wireless communication module in the body and the second wireless communication module in the body comprises the following steps: Step S30: Turn on the first wireless communication module in the body, so that the first wireless communication module in the body is in the activated state, and the second wireless communication module in the body is in the power-off state or the closed state; Step S31: Judging whether the communication state of the first wireless communication module in the body exceeds a threshold range, if yes, enter step S32, if not, return to step S30; Step S32: automatically start the second wireless communication module in the body, and enter step S33; Step S33: Determine whether the second wireless communication module in the body has received a communication command within a time threshold, if yes, enter step S34, if not, turn off the second wireless communication module in the body and return to step S31; Step S34: execute the communication command received by the second wireless communication module in the body and return to step S33. 12. The implantable medical system according to claim 11, characterized in that, an external first control switch is also set between the external second wireless communication module and the external battery and power management circuit, and the external micro The controller module is electrically connected to the first control switch outside the body and controls the first control switch outside the body; an second control switch outside the body is also arranged between the first wireless communication module outside the body and the battery and power management circuit outside the body. And the in vitro microcontroller module is electrically connected with the second in vitro control switch and controls the on-off of the second in vitro control switch.