CN119097309B - Ultrathin biological information monitoring device - Google Patents
Ultrathin biological information monitoring device Download PDFInfo
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- CN119097309B CN119097309B CN202411588112.3A CN202411588112A CN119097309B CN 119097309 B CN119097309 B CN 119097309B CN 202411588112 A CN202411588112 A CN 202411588112A CN 119097309 B CN119097309 B CN 119097309B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
- A61B5/1473—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/0283—Stretchable printed circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0204—Operational features of power management
- A61B2560/0214—Operational features of power management of power generation or supply
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/1003—Non-printed inductor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10037—Printed or non-printed battery
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- General Health & Medical Sciences (AREA)
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Abstract
本发明涉及生物信息监测技术领域，公开了一种超薄型生物信息监控装置，包括：柔性电路板、生物电极和柔性电池；柔性电路板的顶面设置有电子元件，所述柔性电池贴合于所述柔性电路板的顶部，所述电子元件位于所述柔性电池和柔性电路板的之间；所述柔性电路板贴设于所述生物电极的顶部，所述柔性电路板的第一电源焊盘组与所述柔性电池电连接，所述生物电极的第二电源焊盘组与所述柔性电路板电连接。本发明不仅有利于保护元件，同时免去了塑胶壳件封装，采用超薄的胶贴贴合封装，进一步缩小产品体积，使其关键部分厚度只有2mm左右，大大提高了用户的使用体验。
The present invention relates to the field of biological information monitoring technology, and discloses an ultra-thin biological information monitoring device, including: a flexible circuit board, a biological electrode and a flexible battery; the top surface of the flexible circuit board is provided with electronic components, the flexible battery is attached to the top of the flexible circuit board, and the electronic components are located between the flexible battery and the flexible circuit board; the flexible circuit board is attached to the top of the biological electrode, the first power supply pad group of the flexible circuit board is electrically connected to the flexible battery, and the second power supply pad group of the biological electrode is electrically connected to the flexible circuit board. The present invention is not only conducive to protecting components, but also eliminates the need for plastic shell packaging, and adopts ultra-thin adhesive bonding packaging, further reducing the product volume, so that the thickness of its key part is only about 2mm, which greatly improves the user experience.
Description
Technical Field
The invention relates to the field of biological information monitoring, in particular to an ultrathin biological information monitoring device.
Background
For diabetes groups, the traditional fingertip glucometer has the defects of wound, limited information quantity, incapability of reflecting blood sugar fluctuation, early warning and the like, can not meet the needs of partial people, and has great significance especially for type 1 diabetes patients with real-time transmission requirements on blood sugar fluctuation and type 2 diabetes patients needing insulin strengthening treatment. Because of the requirement of continuous blood sugar monitoring, the guide needle in the biological information monitoring device is implanted into subcutaneous tissue of human body, and the blood sugar concentration between tissue fluids is measured by a continuous monitoring means which is available in reality, the single service life of the guide needle is one to two weeks, and the pain caused by continuous fingertip blood sampling and vein blood sampling processes is avoided.
Most biological information monitoring devices used for monitoring blood sugar in the current market are limited by various technical conditions, and can only be used for manufacturing large products, such as the size and thickness of a battery, the thickness of a circuit board, the thickness of a plastic shell, the thickness of an electrode clamping connection mode and the like, so that the products are quite thick, the products are quite bulkier, the wearing of the products is attractive, the wearing of the products is uncomfortable, and the products are too high and are easily scraped by articles such as clothes, door frames and the like, so that the loss of consumers is caused.
Disclosure of Invention
The invention mainly aims to provide an ultrathin biological information monitoring device, which aims to solve the technical problem that a product is too thick and is uncomfortable for a user to wear.
In order to achieve the above object, in a first aspect, the present application provides an ultra-thin biological information monitoring apparatus, comprising:
a flexible circuit board, a bioelectrode, and a flexible battery;
The top surface of the flexible circuit board is provided with an electronic element, the flexible battery is attached to the top of the flexible circuit board, and the electronic element is positioned between the flexible battery and the flexible circuit board;
The flexible circuit board is attached to the top of the bioelectrode, a first power supply bonding pad group of the flexible circuit board is electrically connected with the flexible battery, and a second power supply bonding pad group of the bioelectrode is electrically connected with the flexible circuit board.
In some embodiments, the first power supply pad group includes a first conductive contact, a second conductive contact, a third conductive contact, and a fourth conductive contact, the first conductive contact and the second conductive contact are disposed on a top surface of the flexible circuit board, the third conductive contact and the fourth conductive contact are disposed on a bottom surface of the flexible battery, the first conductive contact is electrically connected with the third conductive contact through a conductive adhesive, and the second conductive contact is electrically connected with the fourth conductive contact through a conductive adhesive.
In some embodiments, a fixing adhesive is arranged between the flexible battery and the flexible circuit board, and the fixing adhesive is arranged in a composite special-shaped structure;
the fixing adhesive tape is provided with an avoidance through hole, and the avoidance through hole is used for avoiding the electronic element;
The flexible battery paste is arranged on the fixed adhesive paste, the flexible circuit board is arranged at the bottom of the fixed adhesive paste in a paste mode, and the electronic element is embedded into the avoidance through hole.
In some embodiments, the fixing adhesive is further provided with at least two conductive filling through holes, and conductive materials are arranged in the conductive filling through holes, wherein the conductive materials comprise one or more of conductive adhesive, conductive silica gel particles, conductive double-sided adhesive tape and welding materials;
The conductive material in the conductive filled through hole is used for forming electric connection between the first conductive contact and the third conductive contact through the conductive material in one conductive filled through hole, and the second conductive contact and the fourth conductive contact are electrically connected through the conductive material in the other conductive filled through hole.
In some embodiments, the avoidance holes are diagonally arranged, the conductive filling holes are diagonally arranged, and the avoidance holes are positioned at two sides of the conductive filling hole connecting line.
In some embodiments, a first double-sided adhesive tape is attached to the bottom of the bioelectrode, one side of the first double-sided adhesive tape, which is close to the bioelectrode, is attached to the sealing portion, a second double-sided adhesive tape is attached to the top surface of the flexible battery, one side of the second double-sided adhesive tape, which is close to the flexible battery, is attached to the first double-sided adhesive tape, and the flexible circuit board, the bioelectrode and the electronic component are arranged in a space surrounded by the first double-sided adhesive tape and the second double-sided adhesive tape.
In some embodiments, the second power supply pad group includes a fifth conductive contact, a sixth conductive contact, a seventh conductive contact, a counter electrode contact, a reference electrode contact, and a working electrode contact, where the fifth conductive contact, the sixth conductive contact, and the seventh conductive contact are disposed on the bottom surface of the flexible circuit board, the counter electrode contact, the reference electrode contact, and the working electrode contact are disposed on the top surface of the bioelectrode, the counter electrode contact is electrically connected with the fifth conductive contact through conductive paste, the reference electrode contact is electrically connected with the sixth conductive contact through conductive paste, and the working electrode contact is electrically connected with the seventh conductive contact through conductive paste.
In some embodiments, the bioelectrode is provided with a first through hole, and the sensing section of the bioelectrode extends out from the side wall of the first through hole and can be bent downwards;
Before bending, the sensing section extends straight in the first through hole, and after bending, the sensing section leaks out of the bottom of the bioelectrode;
The flexible circuit board is provided with a second through hole, the flexible battery is provided with a third through hole, and the centers of circles of the first through hole, the second through hole and the third through hole are located on the same longitudinal axis.
In a second aspect, the present application discloses an ultra-thin biological information monitoring device comprising:
a flexible circuit board, a bioelectrode, and a flexible battery;
The top surface of the flexible circuit board is provided with an electronic element, the flexible circuit board is attached to the top of the bioelectrode, and the flexible battery is attached to the bottom of the bioelectrode;
the third power supply bonding pad group of the flexible circuit board is electrically connected with the bioelectrode, and the fourth power supply bonding pad group of the bioelectrode is electrically connected with the flexible battery.
In some embodiments, a third through hole is formed in the middle of the flexible battery, the connecting portion of the bioelectrode is attached between the bottom of the flexible circuit board and the top surface of the flexible battery, and the sensing section of the bioelectrode extends out of the bottom of the flexible battery through the third through hole.
In a third aspect, the present application discloses an ultra-thin biological information monitoring device comprising:
a flexible circuit board, a bioelectrode, and a flexible battery;
The top surface of the flexible circuit board is provided with an electronic element, the flexible battery is attached to the bottom of the flexible circuit board, the bioelectrode is attached to the bottom of the flexible battery, and the flexible battery is positioned between the flexible circuit board and the flexible battery;
the peripheral side of the flexible circuit board extends out of the connecting end, one end of the connecting end is provided with a fifth power supply bonding pad group, and the flexible circuit board is electrically connected with the bioelectrode through the fifth power supply bonding pad group;
the sixth power supply pad group of the flexible circuit board is electrically connected with the flexible battery.
In the technical scheme provided by the invention, the flexible circuit board layer (containing electronic elements) is 0.7mm thick, the annular flexible battery layer is 0.5mm thick, the bioelectrode layer is 0.15mm thick, the adhesive tape between the flexible circuit board layer and the bioelectrode layer is 0.1mm thick, the back adhesive with the thickness of 0.1mm is arranged on one surface of the outside of the bioelectrode layer and the annular battery layer, after the device is attached to the skin surface of a human body, the reinforced single-sided adhesive tape is externally attached to the outside of the device for 0.1mm thick, the thickness of the whole device is not more than 2mm, and the thickness of the whole product is reduced. Electronic components (such as Bluetooth chip, electrochemical chip, large capacitance inductance, crystal oscillator, etc. of CGM transmitter hardware) have larger and higher size and exceed the sizeThe height exceeds 0.4mm, or pins are more, etc.) is arranged in the accommodating groove below the annular flexible battery, so that the mounting height of the electronic element is reduced, the accommodating groove is arranged to enable the device to accommodate the electronic element with larger size, the electronic element is positioned at two sides of the connecting line of the first power supply bonding pad group, the first power supply bonding pad groups are diagonally arranged, and the diagonally arranged electronic elements enable the assembly of the electronic element and the adhesive tape accommodating the first power supply bonding pad group not to interfere with each other, and the thickness of the product is reduced. The passage of the protective cover through the annular battery saves the height space of the battery. The invention is not only beneficial to protecting the element, but also further reduces the volume of the product, so that the thickness of the key part is only about 2mm, and the use experience of a user is greatly improved.
Drawings
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to scale, unless expressly stated otherwise.
FIG. 1 is a schematic diagram of an explosive structure of one embodiment of an ultra-thin biological information monitoring apparatus of the present invention;
FIG. 2 is a schematic diagram of an explosion structure of an ultra-thin biological information monitoring apparatus according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram of the overall structure of one embodiment of the ultra-thin biological information monitoring apparatus of the present invention;
FIG. 4 is a schematic view of an angle of the ultra-thin bio-information monitoring device according to an embodiment of the present invention after removal of the first and second double-sided adhesive tapes;
FIG. 5 is a schematic view of another angle of the ultra-thin bio-information monitoring device according to an embodiment of the present invention after removal of the first and second double-sided adhesive tapes;
FIG. 6 is a schematic cross-sectional view of the overall structure of one embodiment of the ultra-thin biological information monitoring apparatus of the present invention;
FIG. 7 is a schematic cross-sectional view of an ultra-thin biological information monitoring device according to one embodiment of the present invention with the first double-sided adhesive tape and the second double-sided adhesive tape removed;
FIG. 8 is an exploded view of an exemplary ultra-thin bio-information monitoring device according to the present invention, the first double-sided adhesive tape and the second double-sided adhesive tape being removed at an angle;
FIG. 9 is an exploded view of another angular configuration of an ultra-thin bio-information monitoring device according to an embodiment of the present invention after removal of the first double sided adhesive tape and the second double sided adhesive tape;
FIG. 10 is a schematic view of a flexible circuit board with a mounting adhesive and electronic components thereon for an ultra-thin biological information monitoring device according to one embodiment of the present invention;
FIG. 11 is a schematic view of a flexible battery under which a fixing adhesive is disposed in an embodiment of an ultra-thin biological information monitoring device of the present invention;
FIG. 12 is a schematic view of the flexible battery of one embodiment of the ultra-thin bio-information monitoring device of the present invention;
FIG. 13 is a schematic diagram of an explosive structure of an ultra-thin biological information monitoring device according to another embodiment of the ultra-thin biological information monitoring device of the present invention;
FIG. 14 is a schematic view of an ultra-thin biological information monitoring device according to another embodiment of the invention;
Fig. 15 is a schematic cross-sectional view of an ultra-thin bio-information monitoring device according to another embodiment of the ultra-thin bio-information monitoring device of the invention.
1-Flexible circuit board, 111-first conductive contact, 112-second conductive contact, 113-third conductive contact, 114-fourth conductive contact, 115-fifth conductive contact, 116-sixth conductive contact, 117-seventh conductive contact, 12-second through hole, 2-bioelectrode, 211-counter electrode contact, 212-reference electrode contact, 213-working electrode contact, 22-first through hole, 23-sensing section, 3-flexible battery, 31-avoidance slot, 32-sealing part, 33-third through hole, 4-electronic element, 5-fixed adhesive, 51-conductive filling through hole, 52-avoidance through hole, 6-first double-sided adhesive tape and 7-second double-sided adhesive tape.
Detailed Description
In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like are used in this specification for purposes of illustration only. In the description of the present invention, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or implicitly indicating the number of technical features indicated. Thus, unless otherwise indicated, features defining "a first", "a second", and "a plurality" may include one or more of such features explicitly or implicitly, and "a plurality" means two or more. The terms "comprises," "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or groups thereof may be present or added.
Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be either permanently connected, removably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
In addition, the technical features mentioned in the different embodiments of the invention described below can be combined with one another as long as they do not conflict with one another.
In order to achieve the above objective, please refer to fig. 1 to 15, fig. 1 is a schematic diagram of an explosion structure of an ultra-thin biological information monitoring device of the present invention, specifically, an ultra-thin biological information monitoring device, comprising a flexible circuit board 1, a biological electrode 2 and a flexible battery 3;
the top surface of the flexible circuit board 1 is provided with an electronic element 4, the flexible battery 3 is attached to the top of the flexible circuit board 1, and the electronic element 4 is positioned between the flexible battery 3 and the flexible circuit board 1;
The flexible circuit board 1 is attached to the top of the bioelectrode 2, the first power supply pad group of the flexible circuit board 1 is electrically connected with the flexible battery 3, and the second power supply pad group of the bioelectrode 2 is electrically connected with the flexible circuit board 1.
According to the technical scheme provided by the invention, the thickness of the electronic element contained in the flexible circuit board 1 layer is 0.7mm, the thickness of the annular flexible battery 3 layer is 0.5mm, the thickness of the bioelectrode 2 layer is 0.15mm, the thickness of the adhesive tape between the flexible circuit board 1 layer and the bioelectrode 2 layer is 0.1mm, the thickness of the double-sided adhesive tape of 0.1mm is respectively arranged on one surface of the outside of the bioelectrode 2 layer and the annular flexible battery 3 layer, the first double-sided adhesive tape 6 and the second double-sided adhesive tape 7 are respectively arranged on one surface of the bioelectrode 2 layer, after the ultrathin biological information monitoring device is attached to the skin surface of a human body through the first double-sided adhesive tape 6, the reinforced single-sided adhesive tape is attached to the top of the second double-sided adhesive tape by 0.1mm, the thickness of the whole device is not more than 2mm, and the thickness of the whole product is reduced.
The passage of the protective cover through the annular flexible battery 3 saves the height space of the battery. The invention is not only beneficial to protecting the electronic element 4, but also further reduces the volume of the product, so that the thickness of the key part is only about 2mm, and the use experience of a user is greatly improved.
The flexible circuit board 1 is provided with an electronic element 4 on the top surface, the electronic element 4 is packaged in a miniaturized manner, the thickness is reduced, the flexibility is increased, the packaging is convenient, the middle part of the flexible circuit board 1 is provided with a hollow part for penetrating through the bioelectrodes 2 and/or the guide pins, the top surface and/or the bottom surface of the flexible circuit board 1 is provided with a plurality of conductive contacts, the conductive contacts are electrically connected with the conductive contacts of the flexible battery 3 and the bioelectrodes 2, and the electrical connection mode comprises curing of conductive adhesive, adhesion of conductive double-sided adhesive, welding of solder, riveting and the like.
The bioelectrode 2 is assembled with the flexible circuit board 1 through double-sided adhesive tape, the top surface or/and the bottom surface of the bioelectrode 2 is provided with a plurality of conductive contacts including electrode leading-out contacts or other switching contacts, the bioelectrode 2 is electrically connected with the conductive contacts of the flexible circuit board 1 and/or the flexible battery 3 in a manner of conductive adhesive curing, conductive double-sided adhesive tape sticking, solder welding, riveting and the like, and the back surface of the bioelectrode 2 is fixedly bonded with the double-sided adhesive tape or other structures;
The flexible battery 3 is provided with conductive contact lugs on the top surface or the back surface for leading out the anode and the cathode of the battery, and the conductive contacts are electrically connected with the conductive contacts of the flexible circuit board 1 according to the system design, wherein the electrical connection mode comprises conductive adhesive solidification, conductive double-sided adhesive sticking, solder welding, riveting and the like;
Referring to fig. 1 to 14, in the present embodiment, the first power pad group includes a first conductive contact 111, a second conductive contact 112, a third conductive contact 113 and a fourth conductive contact 114, the first conductive contact 111 and the second conductive contact 112 are disposed on the top surface of the flexible circuit board 1, the third conductive contact 113 and the fourth conductive contact 114 are disposed on the bottom surface of the flexible battery 3, the first conductive contact 111 is electrically connected with the third conductive contact 113 through conductive adhesive, and the second conductive contact 112 is electrically connected with the fourth conductive contact 114 through conductive adhesive.
Specifically, the first conductive contact 111, the second conductive contact 112, the third conductive contact 113 and the fourth conductive contact 114 are flat plane contacts, the plane arrangement is more favorable for reliability and usability of contact, and simultaneously is favorable for reducing the thickness of a product, meanwhile, the shape, the size and the distance of the contacts can be flexibly adjusted according to external parts and equipment, the thickness of the bioelectrode 2 is reduced, and simultaneously, a corresponding type of biological information monitoring device such as a continuous blood glucose meter can be quickly manufactured, and the requirements of quick production and quick replacement of a biological sensor assembly are met.
Referring to fig. 1 to 14, in the present embodiment, a fixing adhesive 5 is disposed between the flexible battery 3 and the flexible circuit board 1, the flexible battery 3 is attached to the fixing adhesive 5, and the flexible circuit board 1 is attached to the bottom of the fixing adhesive 5. The fixing adhesive tape 5 is of a composite special-shaped structure, and the fixing adhesive tape 5 is provided with an avoidance through hole 52, wherein the avoidance through hole 52 is used for avoiding the electronic element 4;
The flexible battery 3 is attached to the fixed adhesive 5, the flexible circuit board 1 is attached to the bottom of the fixed adhesive 5, and the electronic element 4 is embedded into the avoidance through hole 52.
The fixing adhesive 5 is further provided with at least two conductive filling holes 51, in this embodiment, two conductive filling holes 51 may be provided, or more than two conductive filling holes 51 may be provided, for example, four conductive filling holes 51, so that the alignment requirement of the flexible battery 3 and the flexible circuit board 1 may be reduced through a plurality of conductive filling holes 51
The conductive filling through hole 51 is provided with a conductive material, and the conductive material comprises one or more of conductive glue, conductive silicon gel particles, conductive double-sided glue and welding material, and in this embodiment, the conductive material comprises conductive silicon gel particles and may also comprise conductive double-sided glue.
The conductive material in the conductive filled vias 51 is used to electrically connect the first conductive contact 111 and the third conductive contact 113 through the conductive material in one conductive filled via 51, and the second conductive contact 112 and the fourth conductive contact 114 through the conductive material in the other conductive filled via 51.
In this embodiment, the avoiding through holes 52 are diagonally arranged, the conductive filling through holes 51 are diagonally arranged, and the avoiding through holes 52 are positioned at two sides of the connecting line of the conductive filling through holes 51.
The electronic components 4 can be distributed on two sides of the fixing adhesive 5, and the electronic components 4 such as Bluetooth chip, electrochemical chip, large capacitance inductance, crystal oscillator and other devices of CGM transmitter hardware have larger and higher sizes and exceed the sizesThe height exceeds 0.4mm, or more pins and the like are arranged in the accommodating groove below the annular flexible battery 3, so that the mounting height of the electronic element 4 is reduced, and the accommodating groove enables the device to accommodate the electronic element 4 with a larger size. The electronic component 4 is located the both sides that third conductive contact 113 and fourth conductive contact 114 are connected, and third conductive contact 113 and fourth conductive contact 114 are diagonal setting, and the diagonal setting is between the electronic component 4, and the diagonal setting is filled between the through-hole 51 to electrically conduct for the equipment of electronic component 4 and the fixed sticky note 5 that holds first power pad group is mutually noninterfered, makes whole biological information monitoring device inner structure compacter, further reduces product thickness, is favorable to protecting electronic component 4 simultaneously, reduces the thickness of product.
In this embodiment, the middle bottom of the flexible battery 3 is provided with the avoidance groove 31, the third conductive contact 113 and the fourth conductive contact 114 are arranged at the bottom of the avoidance groove 31, and the fixing adhesive 5 is arranged at the avoidance groove 31.
Due to the arrangement of the avoidance groove 31, an avoidance space for accommodating the fixing adhesive 5 and/or the electronic element 4 exists between the middle bottom of the flexible battery 3 and the flexible circuit board 1, the fixing adhesive 5 is arranged in the avoidance groove 31, the flexible battery 3 and the flexible circuit board 1 can be fixed through viscosity, the third conductive contact 113 and the fourth conductive contact 114 are arranged at the bottom of the avoidance groove 31, the conductive contacts are arranged in a flat shape, the first power supply bonding pad group cannot be electrically connected through direct press contact, the flexible circuit board 1 and the flexible battery 3 are electrically connected through conductive adhesive in the conductive filling through hole 51, the avoidance groove 31 can accommodate the fixing adhesive 5, the thickness of the flexible battery 3 and the flexible circuit board 1 after being attached is reduced, and the thickness of the whole device is reduced.
The periphery of the flexible battery 3 is provided with a sealing part 32, and the sealing part 32 is bent downwards, so that a containing groove is formed at the bottom of the flexible battery 3, and the electronic element 4 is arranged in the containing groove, so that the thickness of the device is further reduced.
In this embodiment, a first double-sided adhesive tape 6 is attached to the bottom of the bioelectrode 2, one side of the first double-sided adhesive tape 6, which is close to the bioelectrode 2, is attached under the sealing portion 32, a second double-sided adhesive tape 7 is attached to the top surface of the flexible battery 3, one side of the second double-sided adhesive tape 7, which is close to the flexible battery 3, is attached to the first double-sided adhesive tape 6, and the flexible circuit board 1, the bioelectrode 2 and the electronic component 4 are disposed in a space enclosed by the first double-sided adhesive tape 6 and the second double-sided adhesive tape 7.
Specifically, the lower part of the sealing part 32 is attached to the first double-sided tape 6, and the second double-sided tape 7 is attached to the first double-sided tape 6 and the flexible battery 3, respectively, so that the flexible battery 3 is fixed, the flexible battery 3 is not easy to shift, and meanwhile, the thickness of the device is reduced.
The seal part 32 and dodge the relative two of flexible battery 3 parts between the groove 31 and form annular boss, store the electric quantity in the annular boss, the thickness of annular boss dodges the thickness in groove 31 relatively thicker for the device duration is stronger, dodges groove 31 and seal part 32 thinner, and the thickness is lower more to be favorable to buckling, mainly used is connected with first double-sided tape 6.
In this embodiment, the second double-sided adhesive tape 7 is further provided with a single-sided reinforcing adhesive tape, and the area of the single-sided reinforcing adhesive tape is larger than that of the first double-sided adhesive tape 6 and the second double-sided adhesive tape 7, so that the periphery of the single-sided reinforcing adhesive tape leaks out of the peripheral sides of the first double-sided adhesive tape 6 and the second double-sided adhesive tape 7 respectively, and the leaked part of the single-sided reinforcing adhesive tape and the lower surface of the first double-sided adhesive tape 6 are attached to the skin of a human body, thereby further fixing the device on the skin of the human body and being not easy to shift.
Referring to fig. 1 to 14, in the present embodiment, the second power supply pad group includes a fifth conductive contact 115, a sixth conductive contact 116, a seventh conductive contact 117, a counter electrode contact 211, a reference electrode contact 212, and a working electrode contact 213, the fifth conductive contact 115, the sixth conductive contact 116, and the seventh conductive contact 117 are disposed on the bottom surface of the flexible circuit board 1, the counter electrode contact 211, the reference electrode contact 212, and the working electrode contact 213 are disposed on the top surface of the bioelectrode 2, the counter electrode contact 211 is electrically connected with the fifth conductive contact 115 through a conductive adhesive, the reference electrode contact 212 is electrically connected with the sixth conductive contact 116 through a conductive adhesive, and the working electrode contact 213 is electrically connected with the seventh conductive contact 117 through a conductive adhesive. The flexible battery 3 and the flexible circuit board 1, the bioelectrode 2 and the flexible circuit board 1 are respectively electrically connected through a plurality of conductive contacts and conductive adhesive, so that the internal structure of the whole biological information monitoring device is more compact, and the thickness of the product is further reduced.
Referring to fig. 1 to 14, in the present embodiment, the bioelectrode 2 is provided with a first through hole 22, a sensing section 23 of the bioelectrode 2 extends from a sidewall of the first through hole 22, and the sensing section 23 can be bent downward;
Before bending, the sensing section 23 extends straight in the first through hole 22, and after bending, the sensing section 23 leaks out of the bottom of the bioelectrode 2. The integral arrangement of the bioelectrode 2 only has the sensing section 23 bent downwards, the integral thickness of the bioelectrode 2 is reduced, the production and the manufacture are convenient, and the thickness of the product is further reduced.
Referring to fig. 1 to 14, in the present embodiment, the flexible circuit board 1 is provided with a second through hole 12, the flexible battery 3 is provided with a third through hole 33 penetrating up and down, and the centers of the circles of the first through hole 22, the second through hole 12 and the third through hole 33 are located on the same longitudinal axis, so that the subsequent guide pin and the protective cover are convenient to connect with the device.
The first double-sided adhesive tape 6 and the second double-sided adhesive tape 7 are respectively provided with an assembly through hole for the guide needle to pass through, and the single-sided reinforcing adhesive tape is not provided with the assembly through holes for separating outside water vapor from entering the assembly through holes after the guide needle is pulled out, so that the risk of bacteria breeding at the wound formed by the guide needle by the outside water vapor is reduced.
In another embodiment, please refer to fig. 1-15, fig. 14 is a schematic diagram showing an ultrathin biological information monitoring apparatus according to the present application, which includes the ultrathin biological information monitoring apparatus according to the above embodiment, and further includes a guide needle and a protective cover, wherein the guide needle sequentially passes through the first double-sided adhesive tape 6, the flexible battery 3, the fixing adhesive tape 5, the flexible circuit board 1, the biological electrode 2 and the second double-sided adhesive tape 7 to enter into the protective cover;
When the factory assembly is completed, the protective cover is connected with the guide needle through threads, and the ultrathin biological information monitoring device is clamped between the protective cover and the guide needle seat of the guide needle;
when the device is used before implantation, the protective cover is unscrewed, the guide needle leaks out of the bottom of the second double-sided adhesive tape 7, the guide needle is semi-implanted into human skin through an external pushing device, the guide needle is quickly withdrawn, the sensing section 23 is left in the human skin, namely, the guide needle is semi-implanted into the human skin, finally, the single-sided reinforcing adhesive tape is adhered to the first double-sided adhesive tape 6, so that the ultrathin biological information monitoring device is fixed on the human skin, the sensing section 23 is not easy to shift and collects biological signals in the human skin, the collected biological signals are transmitted to the flexible circuit board 1 through the reference electrode contact 212, the working electrode contact 213 and the counter electrode contact 211, and the flexible circuit board 1 transmits the biological information into an external terminal through the signal transmitting module for information analysis and processing.
In another embodiment, please refer to fig. 1-15, fig. 15 is a schematic diagram showing an ultra-thin biological information monitoring apparatus according to the present application, which comprises a flexible circuit board 1, a biological electrode 2 and a flexible battery 3;
the top surface of the flexible circuit board 1 is provided with an electronic element 4, the flexible circuit board 1 is attached to the top of the bioelectrode 2, and the flexible battery 3 is attached to the bottom of the bioelectrode 2;
the third power supply pad group of the flexible circuit board 1 is electrically connected with the bioelectrode 2, and the fourth power supply pad group of the bioelectrode 2 is electrically connected with the flexible battery 3.
In some embodiments, a third through hole 33 is provided in the middle of the flexible battery 3, and the connection portion 21 of the bioelectrode 2 is attached between the bottom of the flexible circuit board 1 and the top surface of the flexible battery 3, and the sensing section 23 of the bioelectrode 2 protrudes from the bottom of the flexible battery 3 through the third through hole 33.
Compared with the previous embodiment, the fixing adhesive 5 is arranged on the top surface of the flexible circuit board 1, the fixing adhesive 5 and the electronic element 4 are directly adhered with/pressed with an adhesive upper cover, the electronic element 4 and the flexible circuit board 1 are directly fixed by the adhesive upper cover, the fixing adhesive 5 is positioned between the electronic element 4, the electronic element 4 and the flexible circuit board 1 are given buffer external force when the adhesive upper cover is arranged, packaging is facilitated, the risk of damage to the electronic element 4 and the flexible circuit board 1 due to external force is reduced, and meanwhile, the thickness is reduced.
In this embodiment, the third power supply pad group is at least provided with one or more of a counter electrode conductive contact, a reference electrode conductive contact and a working electrode conductive contact, such as a counter electrode conductive contact, a reference electrode conductive contact and a working electrode conductive contact, and the upper surface of the bioelectrode 2 is provided with one or more of a counter electrode, a reference electrode and a working electrode, and correspondingly, in this embodiment, the bioelectrode 2 is provided with one counter electrode conductive, one reference electrode conductive and one working electrode conductive and the counter electrode conductive contact, the reference electrode conductive contact and the working electrode conductive contact are correspondingly and electrically connected.
In this embodiment, the fourth power supply pad group is provided with two positive and negative input contacts, and the flexible battery 3 is provided with two corresponding positive and negative output contacts, the positive and negative input contacts and the positive and negative output contacts respectively correspond, and the bioelectrode 2 is electrically connected with the flexible battery 3 through the positive and negative input contacts and the positive and negative output contacts, and the electrical connection mode includes but is not limited to conductive adhesive curing, conductive double-sided adhesive sticking, solder welding, riveting and the like.
In another embodiment, please refer to fig. 1-15, fig. 14 is a schematic diagram showing an ultra-thin biological information monitoring apparatus according to the present application, comprising:
A flexible circuit board 1, a bioelectrode 2 and a flexible battery 3;
The top surface of the flexible circuit board 1 is provided with an electronic element 4, the flexible battery 3 is attached to the bottom of the flexible circuit board 1, the bioelectrode 2 is attached to the bottom of the flexible battery 3, and the flexible battery 3 is positioned between the flexible circuit board 1 and the flexible battery 3;
The peripheral side of the flexible circuit board 1 extends out of the connecting end 11, one end of the connecting end 11 is provided with a fifth power supply bonding pad group, and the flexible circuit board 1 is electrically connected with the bioelectrode 2 through the fifth power supply bonding pad group;
the sixth power supply pad group of the flexible circuit board 1 is electrically connected to the flexible battery 3.
In this embodiment, the fifth power supply pad group is at least provided with one or more of a counter electrode conductive contact, a reference electrode conductive contact and a working electrode conductive contact, such as a counter electrode conductive contact, a reference electrode conductive contact and a working electrode conductive contact, and the upper surface and/or the lower surface of the bioelectrode 2 is provided with one or more of a counter electrode, a reference electrode and a working electrode, and correspondingly, in this embodiment, the bioelectrode 2 is provided with one counter electrode conductive, one reference electrode conductive and one working electrode conductive and the counter electrode conductive contact, the reference electrode conductive contact and the working electrode conductive contact are correspondingly electrically connected.
In this embodiment, the sixth power supply pad group is provided with two positive and negative input contacts, and the flexible battery 3 is provided with two corresponding positive and negative output contacts, and the positive and negative input contacts and the positive and negative output contacts respectively correspond, and the flexible circuit board 1 is electrically connected with the flexible battery 3 through the positive and negative input contacts and the positive and negative output contacts, and the electrical connection mode includes, but is not limited to, conductive adhesive curing, conductive double sided adhesive sticking, solder welding, riveting, and the like.
In general, the stacked structure of the flexible circuit board 1, the bioelectrodes 2 and the flexible battery 3 can be provided with different combinations according to the needs, and at least the following combination modes are included from top to bottom:
A. Flexible battery 3, flexible circuit board 1, bioelectrode 2
B. Flexible circuit board 1, bioelectrode 2, and flexible battery 3
C. flexible circuit board 1, flexible battery 3, bioelectrode 2
After the flexible circuit board 1, the bioelectrodes 2 and the flexible battery 3 are functionally stacked, all the conductive parts in scheme a, including the electronic components 4, are sealed inside the fixing adhesive 5.
The fixing adhesive tape 5 is of a composite special-shaped structure and comprises a local conductive structure, a local hollowed-out structure and the like, and is used for connecting the flexible battery 3 and the flexible circuit board 1 and avoiding the electronic element 4;
the fixing adhesive tape 5 has a certain thickness and can accommodate or buffer the electronic component 4 of the flexible circuit board 1, and the fixing adhesive tape 5 has a strong waterproof performance and can seal the electronic component 4 and the electric connection contact and the like.
The above embodiments are only for illustrating the technical solution of the present invention, but not for limiting the same, the technical features of the above embodiments or different embodiments may be combined under the idea of the present invention, the steps may be implemented in any order, and many other variations in different aspects of the present invention as described above are not provided in details for brevity, and although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that the technical solution described in the foregoing embodiments may be modified or some of the technical features thereof may be substituted, and these modifications or substitutions may not depart from the scope of the technical solution of the embodiments of the present invention.
Claims (6)
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| CN202411588112.3A CN119097309B (en) | 2024-11-08 | 2024-11-08 | Ultrathin biological information monitoring device |
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| CN202411588112.3A CN119097309B (en) | 2024-11-08 | 2024-11-08 | Ultrathin biological information monitoring device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110621227A (en) * | 2017-05-23 | 2019-12-27 | 豪夫迈·罗氏有限公司 | Sensor system and method for producing the same |
| KR20200004164A (en) * | 2018-07-03 | 2020-01-13 | 광운대학교 산학협력단 | Biosensor having minimally invasive needle with simplified fabricating process and method for fabricating the biosensor |
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| CN102724913A (en) * | 2009-09-30 | 2012-10-10 | 德克斯康公司 | Transcutaneous analyte sensor |
| CN202453923U (en) * | 2012-03-03 | 2012-09-26 | 陈国平 | Flexible card containing flexible inner insert |
| CN104545828A (en) * | 2015-01-08 | 2015-04-29 | 江波涛 | Body surface measuring device and system |
| US11317867B2 (en) * | 2019-04-23 | 2022-05-03 | Medtronic Minimed, Inc. | Flexible physiological characteristic sensor assembly |
| CN114557697B (en) * | 2022-03-03 | 2024-10-15 | 南京农业大学 | Flexible bioelectric signal acquisition device based on LIG electrode |
| CN219089318U (en) * | 2022-10-27 | 2023-05-30 | 索思（苏州）医疗科技有限公司 | Flexible conductive electrode and electrocardio sensor |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110621227A (en) * | 2017-05-23 | 2019-12-27 | 豪夫迈·罗氏有限公司 | Sensor system and method for producing the same |
| KR20200004164A (en) * | 2018-07-03 | 2020-01-13 | 광운대학교 산학협력단 | Biosensor having minimally invasive needle with simplified fabricating process and method for fabricating the biosensor |
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