CN103845802B - A kind of implantable medical device and system with radio antenna - Google Patents
A kind of implantable medical device and system with radio antenna Download PDFInfo
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- CN103845802B CN103845802B CN201210510327.4A CN201210510327A CN103845802B CN 103845802 B CN103845802 B CN 103845802B CN 201210510327 A CN201210510327 A CN 201210510327A CN 103845802 B CN103845802 B CN 103845802B
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- radio antenna
- medical device
- implantable medical
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- metal backup
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- 239000002184 metal Substances 0.000 claims abstract description 52
- 238000004891 communication Methods 0.000 claims abstract description 21
- 239000007943 implant Substances 0.000 claims abstract description 10
- 238000005452 bending Methods 0.000 claims abstract description 9
- 230000008054 signal transmission Effects 0.000 claims description 5
- 230000005855 radiation Effects 0.000 abstract description 4
- 230000001537 neural effect Effects 0.000 description 5
- 230000000638 stimulation Effects 0.000 description 4
- 230000000747 cardiac effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000007794 irritation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000000278 spinal cord Anatomy 0.000 description 1
- 210000001186 vagus nerve Anatomy 0.000 description 1
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Abstract
The invention discloses a kind of implantable medical device with radio antenna, comprise shell, the head be arranged on shell, head comprises multiple metal backup, radio antenna for connecting implant electrode, radio antenna at least comprises a roundabout kink, and roundabout kink is arranged on the top of metal backup.Present invention also offers a kind of Implanted medical system with the implantable medical device of radio antenna, compared with prior art, shape due to the roundabout bending of wireless communication of the present invention makes the length of radio antenna add, and meets radio antenna length requirement.And, roundabout kink is arranged on the top of metal backup, the space that make use of dexterously above metal backup also avoids the interference of metal backup effectively, enable radio antenna under lower transmitting power and outer control device reliable communication, and small volume is convenient in implant into body body, decrease the harm of high frequency radiation to human body.
Description
Technical field
The present invention relates to Implanted medical system, especially a kind of implantable medical device and Implanted medical system with radio antenna.
Background technology
Implanted medical system generally includes implantable neural electrical stimulator and (comprises lesions located in deep brain DBS, implanted cortex stimulates CNS, implanted spinal cord stimulation trial SCS, implanted Sacral nerve electrical stimulation SNS, implanted vagus nerve electricity irritation VNS etc.), implantable cardiac electric stimulation (being commonly called as cardiac pacemaker), implanted drug infusion system (IDDS) etc.
For implantable neural electrical stimulator, mainly comprise the pulse generator, electrode and the external control device that implant.Wherein, pulse generator is connected with electrode, thus the burst transmissions produced by pulse generator is to electrode, the pulse signal that pulse generator produces transfers to specific neuronal target by electrode and carries out electricity irritation, thus makes function of human body return to the state of normal operation.Outer control device comprises doctor's program controller, patient controller.
Wherein, patient controller is for being used for of being equipped with of patient, according to the device of the output parameter of pulse generator in oneself situation gauge tap or control agent, regulate in the range of accommodation that patient only can be arranged doctor usually voluntarily.Doctor's program controller is that doctor is used for according to the device of output parameter of pulse generator in patient's condition monitoring control agent, and usual doctor's program controller can be used to control multiple pulse generator.Patient controller communicates with pulse generator by wireless communications mode, magnetic coil or other communication modes with doctor's program controller.
By arranging radio antenna and outer control device carries out radio communication in implantable medical device of the prior art, because the communication frequency of implantable medical device and external control is between 402 ~ 405MHz, therefore for usually needing unipole antenna longer length just can reach communication distance and the effect of needs, for comparatively difficulty extremely limited space, implantable medical device inside.Further, the head due to implantable medical device is provided with eight metal backups for connection electrode, and in narrow space, how to reduce the interference of this metal backup to antenna communication be improve radio communication quality problem demanding prompt solution.
Summary of the invention
For the deficiencies in the prior art, the technical problem to be solved in the present invention is to provide a kind of implantable medical device with radio antenna, it can under lower transmitting power and outer control device reliable communication, and small volume is convenient in implant into body body.
According to technical scheme provided by the present invention, a kind of implantable medical device with radio antenna, comprising:
Shell, is provided with circuit board in the inner chamber body of described shell;
Head is on the housing set, described head comprises multiple metal backup for connecting implant electrode and the radio antenna for transmit wireless communication signal between implantable medical device and outer control device, and one end of described radio antenna is connected with described circuit board; Described radio antenna comprises a roundabout kink, and described roundabout kink is arranged on the top of metal backup.
Preferably, described metal backup comprises two groups of first group of metal backup and second group of metal backup of be arrangeding in parallel, the top in described roundabout bending part space between described first group of metal backup and second group of metal backup, and roundabout kink is equal with the distance between first group of metal backup and second group of metal backup.
Preferably, described radio antenna comprises the first end and the second end that are connected to roundabout kink two ends, and described first end is connected with circuit board, and described the second end is connected with the housing of described shell.
Preferably, the first end of described radio antenna and/or the second end are roundabout bending shape.
Preferably, the roundabout kink of described radio antenna, first end and the second end are all positioned at same plane.
Preferably, described radio antenna is unipole antenna.
Preferably, the second end of described radio antenna is free end.
Preferably, described roundabout kink is snakelike and comprises multiple being uniformly distributed and the U-shaped antenna element connect that joins end to end, and is spaced apart 0.4 ~ 1mm between described each U-shaped antenna element.
Preferably, the mid frequency of described radio antenna is 403.5MHz, and bandwidth is at least 3MHz.
Preferably, described circuit board comprises the match circuit and wireless signal transmission/receiving circuit that are connected with the first end of radio antenna.
Preferably, described circuit board level is placed on the oral area of described shell.
Present invention also offers a kind of Implanted medical system, comprise external controller and electrode, also comprise the above-mentioned implantable medical device with radio antenna.
Compared with prior art advantage of the present invention is: because radio antenna at least comprises a roundabout kink, the shape due to roundabout bending makes the length of radio antenna add, and meets radio antenna length requirement.And, roundabout kink is arranged on the top of metal backup, the space that make use of dexterously above metal backup also avoids the interference of metal backup effectively, enable radio antenna under lower transmitting power and outer control device reliable communication, and small volume is convenient in implant into body body, decrease the harm of high frequency radiation to human body.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of Implanted medical system;
Accompanying drawing 2 is the structural representation of implantable medical device;
Accompanying drawing 3 is the position relationship schematic diagram (the second end is free end) between radio antenna of the present invention and metal backup;
Accompanying drawing 4 is the position relationship schematic top plan view between the radio antenna of accompanying drawing 3 and metal backup;
Accompanying drawing 5 is radio antenna circuit connection structure schematic diagram of the present invention;
Accompanying drawing 6 is the position relationship schematic diagram (the second end is connected on housing) between radio antenna of the present invention and metal backup;
Accompanying drawing 7 is another structural representation of radio antenna of the present invention;
Accompanying drawing 8 is another structural representation of radio antenna of the present invention;
Accompanying drawing 9 is another structural representation of radio antenna of the present invention;
Accompanying drawing 10 is another structural representation of radio antenna of the present invention;
Wherein:
1, implantable medical device; 10, shell; 101, circuit board; 102, match circuit; 103, wireless signal transmission/receiving circuit; 20, head; 201, metal backup; 2011, first group of metal backup; 2012, second group of metal backup; 202, radio antenna; 203, roundabout kink; 2031, U-shaped antenna element; 204, first end; 205, the second end; 2, electrode; 3, outer control device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation:
With reference to Fig. 1, for implantable neural electric stimulation, mainly comprise the implantable medical device 1, the electrode 3 that implant, and be positioned at external control device 2, in present embodiment, implantable medical device 1 is Implantable Pulse Generator.Implantable Pulse Generator is electrically connected with electrode 3, thus the burst transmissions produced by Implantable Pulse Generator is to electrode 3, to carry out electricity irritation to neuronal target, reaches the effect for the treatment of.Electrode 3 has 4 pairs of contacts, and these 4 pairs of contacts are corresponding with 4 pairs of metal backups of the head of Implantable Pulse Generator, for electrode 3 and pulse generator being fixedly connected.
With reference to Fig. 2 and Fig. 3, a kind of implantable medical device 1 with radio antenna, comprise shell 10, circuit board 101 is provided with in the inner chamber body of described shell 10, circuit board 101 comprises microprocessor unit, match circuit 102 and wireless signal transmission/receiving circuit 103, for the treatment of the wireless signal that antenna receives.Match circuit 102 is connected with the first end 204 of radio antenna 202, and wireless signal transmission/receiving circuit 103 is connected with match circuit 102.Implantable medical device 1 also comprises and passes the feed through connector (feedthrough) of shell 10 for connecting circuit board 101 and radio antenna 202.Circuit board 101 lies in a horizontal plane in the oral area of shell 10, has saved the inner space of housing, and what the size of implantable medical device 1 can be done is less.
The shell 10 of implantable medical device 1 is provided with head 20, described head 20 comprises multiple metal backup 201 for connecting implant electrode 2, the radio antenna 202 for transmit wireless communication signal between implantable medical device 1 and outer control device 3, and one end of described radio antenna 202 is connected with described circuit board 101; Described radio antenna 202 at least comprises a roundabout kink 203, and described roundabout kink 203 is arranged on the top of metal backup 201.The shape of the roundabout bending of radio antenna 202 of the present invention makes the length of radio antenna add, and can meet radio antenna length requirement, ensures wireless communication quality and communication distance.
Specifically, as shown in Figure 4 and Figure 5, in present embodiment, metal backup 201 comprises two groups of first group of metal backups 2011 be arranged in parallel and second group of metal backup, 2012, first group of metal backup 2011 and second group of metal backup 2012 and includes 4 metal derbies linearly arranged.Described roundabout kink 203 is between described first group of metal backup 2011 and second group of metal backup 2012 above space, and roundabout kink 203 is equal with the distance between first group of metal backup 2011 and second group of metal backup 2012, the space that make use of dexterously above metal backup 201 also avoids the interference of metal backup effectively, enables radio antenna under lower transmitting power and outer control device reliable communication.
Radio antenna 202 comprises the first end 204 and the second end 205 that are connected to roundabout kink 203 two ends, and first end 204 is connected with circuit board 101.The roundabout kink 203 of radio antenna 202, first end 204 and the second end 205 are all positioned at same plane, and radio antenna 202 is unipole antenna, and the second end 205 of radio antenna 202 is free end.
As shown in Figure 6, in various embodiments, the second end 205 of radio antenna 202 also can be connected with the housing of shell 10, using the extension of housing as radio antenna, thus meet the length requirement of communication antenna, enable radio antenna under lower transmitting power and outer control device reliable communication, decrease the harm of high frequency radiation to human body.
Roundabout kink 203 is snakelike, comprises multiple being uniformly distributed and the U-shaped antenna element 2031 connect that joins end to end, and is spaced apart 0.4 ~ 1mm, the interval 1mm in present embodiment between described each U-shaped antenna element 2031.The mid frequency of described radio antenna 202 is 403.5MHz, and bandwidth is at least 3MHz.
As shown in accompanying drawing 7 to Figure 10, in other implementations, first end 204 and/or the second end 205 of described radio antenna 202 can be roundabout bending shape, also can be made up of straightway and/or arc.Certainly, the first end 204 of radio antenna 202 and the second end 205 also can be irregular bending shape.
Compared with prior art, the roundabout kink of radio antenna of the present invention makes the length of radio antenna add, and meets radio antenna length requirement.And, roundabout kink is arranged on the top of metal backup, the space that make use of dexterously above metal backup also avoids the interference of metal backup effectively, enable radio antenna under lower transmitting power, such as power is less than 25uw, just can with outer control device at 2 meters of scope dependable communications, energy consumption lower service life effectively extending implantable medical device, and small volume is convenient in implant into body body, decrease the harm of high frequency radiation to human body.
Present invention also offers a kind of Implanted medical system, comprise external controller, electrode, also comprise the above-mentioned implantable medical device with radio antenna, external controller carries out radio communication by radio antenna and the implantable medical device be implanted in patient body.Implantable medical device of the present invention can be the one in embedded nerve stimulator, Implanted cardiac pacemaker, Implantable Cardioverter Defibrillator or implanted infusion of drug device.
The present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence; those skilled in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the scope that all should belong to claim of the present invention protection.
Claims (11)
1. there is an implantable medical device for radio antenna, comprising:
Shell, is provided with circuit board in the inner chamber body of described shell;
Head is on the housing set, described head comprises multiple metal backup for connecting implant electrode and the radio antenna for transmit wireless communication signal between implantable medical device and outer control device, and one end of described radio antenna is connected with described circuit board;
It is characterized in that: described radio antenna comprises a roundabout kink, and described roundabout kink is arranged on the top of metal backup; Described metal backup comprises two groups of first group of metal backup and second group of metal backup of be arrangeding in parallel, the top in described roundabout bending part space between described first group of metal backup and second group of metal backup, and roundabout kink is equal with the distance between first group of metal backup and second group of metal backup.
2. a kind of implantable medical device with radio antenna according to claim 1, it is characterized in that: described radio antenna comprises the first end and the second end that are connected to roundabout kink two ends, described first end is connected with circuit board, and described the second end is connected with the housing of described shell.
3. a kind of implantable medical device with radio antenna according to claim 2, is characterized in that: the first end of described radio antenna and/or the second end are roundabout bending shape.
4. a kind of implantable medical device with radio antenna according to claim 2, is characterized in that: the roundabout kink of described radio antenna, first end and the second end are all positioned at same plane.
5. a kind of implantable medical device with radio antenna according to claim 1, is characterized in that: described radio antenna is unipole antenna.
6. a kind of implantable medical device with radio antenna according to claim 2, is characterized in that: the second end of described radio antenna is free end.
7. a kind of implantable medical device with radio antenna according to claim 1, it is characterized in that: described roundabout kink is snakelike and comprises multiple being uniformly distributed and the U-shaped antenna element connect that joins end to end, between each U-shaped antenna element, be spaced apart 0.4 ~ 1mm.
8. a kind of implantable medical device with radio antenna according to claim 1, is characterized in that: the mid frequency of described radio antenna is 403.5MHz, and bandwidth is at least 3MHz.
9. a kind of implantable medical device with radio antenna according to claim 1, is characterized in that: described circuit board comprises the match circuit and wireless signal transmission/receiving circuit that are connected with the first end of radio antenna.
10. a kind of implantable medical device with radio antenna according to claim 1, is characterized in that: described circuit board level is placed on the oral area of described shell.
11. 1 kinds of Implanted medical systems, comprise external controller and electrode, it is characterized in that: also comprise as the implantable medical device with radio antenna as described in arbitrary in claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210510327.4A CN103845802B (en) | 2012-11-30 | 2012-11-30 | A kind of implantable medical device and system with radio antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210510327.4A CN103845802B (en) | 2012-11-30 | 2012-11-30 | A kind of implantable medical device and system with radio antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103845802A CN103845802A (en) | 2014-06-11 |
| CN103845802B true CN103845802B (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210510327.4A Active CN103845802B (en) | 2012-11-30 | 2012-11-30 | A kind of implantable medical device and system with radio antenna |
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| CN (1) | CN103845802B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752816B (en) * | 2015-04-03 | 2020-04-28 | 北京品驰医疗设备有限公司 | Wireless communication antenna and implantable medical device applying same |
| CN112618949A (en) * | 2019-10-08 | 2021-04-09 | 苏州景昱医疗器械有限公司 | Connector assembly for implantable medical device and method of making same |
| CN114209571B (en) * | 2020-01-08 | 2024-03-15 | 微传智能科技（上海）有限公司 | Inlet type physiotherapy training device and application thereof |
| CN111262009B (en) * | 2020-03-18 | 2025-02-25 | 苏州无双医疗设备有限公司 | Antenna and implantable medical device |
| CN112604158B (en) * | 2020-12-11 | 2023-11-28 | 苏州景昱医疗器械有限公司 | Implantable medical device and system |
| CN113769269B (en) * | 2021-09-07 | 2025-03-07 | 北京品驰医疗设备股份有限公司 | An implantable neural stimulator suitable for human trunk |
| CN113856050A (en) * | 2021-11-08 | 2021-12-31 | 乐普医学电子仪器股份有限公司 | Implantable medical device with loop antenna |
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| CN102614587A (en) * | 2011-01-31 | 2012-08-01 | 贺利氏贵金属有限责任两合公司 | Implantable device having an integrated ceramic bushing |
| CN102641555A (en) * | 2012-04-01 | 2012-08-22 | 广东省医疗器械研究所 | Implantable heart pacemaker packaging device and implantable heat pacemaker packaging method |
| CN202933393U (en) * | 2012-11-30 | 2013-05-15 | 苏州景昱医疗器械有限公司 | Implantable medical equipment and system with wireless communication antenna |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2197536A1 (en) * | 2007-10-09 | 2010-06-23 | Imthera Medical, Inc. | System and method for neural stimulation |
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2012
- 2012-11-30 CN CN201210510327.4A patent/CN103845802B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102065949A (en) * | 2008-04-23 | 2011-05-18 | 安特罗麦迪克斯公司 | Antenna arrangements for implantable therapy device |
| CN102202730A (en) * | 2008-10-31 | 2011-09-28 | 麦德托尼克公司 | Antenna for implantable medical devices formed on extension of RF circuit substrate and method for forming the same |
| CN102614587A (en) * | 2011-01-31 | 2012-08-01 | 贺利氏贵金属有限责任两合公司 | Implantable device having an integrated ceramic bushing |
| CN102641555A (en) * | 2012-04-01 | 2012-08-22 | 广东省医疗器械研究所 | Implantable heart pacemaker packaging device and implantable heat pacemaker packaging method |
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| CN103845802A (en) | 2014-06-11 |
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Address after: Building C16, biological nano Park, 218 Xinghu street, Suzhou Industrial Park, Jiangsu Province Patentee after: Jingyu Medical Technology (Suzhou) Co.,Ltd. Address before: 215123 C16, biological nano Park, 218 Xinghu street, Suzhou Industrial Park, Jiangsu Province Patentee before: SCENERAY Co.,Ltd. |