CN107394900B - Wireless charging positioning device for medical equipment implanted in body - Google Patents
Wireless charging positioning device for medical equipment implanted in body Download PDFInfo
- Publication number
- CN107394900B CN107394900B CN201710765556.3A CN201710765556A CN107394900B CN 107394900 B CN107394900 B CN 107394900B CN 201710765556 A CN201710765556 A CN 201710765556A CN 107394900 B CN107394900 B CN 107394900B
- Authority
- CN
- China
- Prior art keywords
- outer shell
- positioning
- rotating seat
- wireless charging
- positioning device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001727 in vivo Methods 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000013021 overheating Methods 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 238000011161 development Methods 0.000 description 3
- 229940127554 medical product Drugs 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
-
- H02J7/025—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Electrotherapy Devices (AREA)
Abstract
The invention relates to a wireless charging positioning device of an in-vivo implantable medical device, which comprises: the outer shell is provided with a cavity in the middle and an opening at the top; the rotating seat is arranged in the cavity of the outer shell body, can rotate in the cavity, is exposed from the opening of the outer shell body at the top, and is internally provided with an antenna assembly for transmitting electromagnetic waves to charge the implanted medical equipment, and the central axis of the antenna assembly is not collinear with the central axis of the rotating seat. The positioning device is fixed at the approximate position of the medical equipment implanted in the body and the body, then the rotating seat is rotated, the rotating seat is stopped when the maximum charging efficiency is detected, the positioning effect is achieved, and the position can be kept unchanged for charging after positioning. The wireless charging and positioning device for the in-vivo implanted medical equipment is convenient to use and can well position and charge with the in-vivo implanted medical equipment.
Description
Technical Field
The invention relates to a wireless charging positioning device for medical equipment implanted in a human body, and belongs to the technical field of medical equipment.
Background
The implantable medical devices are various in variety and wide in application range, the existing implantable medical products on the market at present are powered by a lithium primary battery with high energy density, and the service life of the implantable medical devices is short. In recent years, with the development of medical technology, the functions of implantable medical products become more complex, the power consumption also increases, and the service life of conventional lithium primary batteries cannot meet the current application requirements, so that the development of rechargeable implantable medical device products with longer service lives has become a mainstream trend of future development.
Because implantable medical products need to be implanted in a patient for a long time, a metal titanium shell with better biocompatibility needs to be used for sealing, and tissues such as skin and the like are isolated from an external charging device, energy transmission is needed to be carried out on the implantable medical device in a wireless mode.
The current mainstream short-distance wireless charging technology generally adopts an electromagnetic induction principle, and the charging method can effectively improve the charging efficiency only by good magnetic coupling between a transmitting coil and a receiving coil. However, when the medical device is implanted in the body, it is difficult for the patient to accurately position the medical device implanted in the body, and there is a problem in that the heating of the medical device implanted in the body is increased due to inaccurate or long-time alignment of the device inside and outside the body.
There is currently no device for localized charging of an implanted medical device.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to fill the blank of the prior art, the wireless charging system of the in-vivo implantable medical device is convenient to use and has positioning speed.
The invention adopts the technical proposal for solving the technical problems that:
the invention provides a wireless charging positioning device of an in-vivo implantable medical device, which comprises:
the outer shell is provided with a cavity in the middle and an opening at the top;
the rotating seat is arranged in the cavity of the outer shell body, can rotate in the cavity, is exposed from the opening of the outer shell body at the top, and is internally provided with an antenna assembly for transmitting electromagnetic waves to charge the implanted medical equipment, and the central axis of the antenna assembly is not collinear with the central axis of the rotating seat.
Preferably, in the wireless charging positioning device for the in-vivo implantable medical device, the distance between the central axis of the antenna assembly and the central axis of the rotating seat is 2-50mm.
Preferably, the wireless charging positioning device for the in-vivo implantable medical device comprises a rotary seat body and a cover body which is covered on the rotary seat body.
Preferably, in the wireless charging positioning device for the in-vivo implantable medical device, a rotating handle is further arranged on the cover body.
Preferably, the wireless charging positioning device for the in-vivo implantable medical device is characterized in that a through hole is formed in the center of the cover body, a temperature sensor is arranged at the through hole, the temperature of the antenna assembly and the skin is monitored through the temperature sensor, and a power supply is cut off when the temperature is too high, so that overheating is prevented.
Preferably, the wireless charging positioning device for an implantable medical device in the body of the present invention, the outer housing is made of a heat conductive material, and comprises an outer housing body having openings at the top and bottom and a bottom plate covering the openings at the bottom of the outer housing body.
Preferably, according to the wireless charging positioning device for the in-vivo implantable medical device, the outer shell body is butterfly-shaped, and strip-shaped through holes are formed in two sides of the outer shell body.
Preferably, in the wireless charging positioning device for the in-vivo implantable medical device, a plurality of positioning grooves are formed in the inner peripheral wall of the outer shell body, and the positioning grooves are uniformly distributed on the inner peripheral wall; the rotary seat is characterized in that a locating pin is further arranged in the rotary seat body and arranged on an elastic piece, the elastic piece enables the locating pin to extend out of the rotary seat body, when the rotary seat body rotates to a certain angle, the locating pin can extend into a locating groove to enable the rotary seat to be kept at a specific position with the outer shell, and the head of the locating pin is hemispherical.
Preferably, according to the wireless charging positioning device for the in-vivo implantable medical device, the outer wall of the bottom plate is provided with a plurality of silicon rubber blocks.
Preferably, the wireless charging and positioning device for the in-vivo implantable medical device comprises an antenna assembly, a charging coil, a matching capacitor and a magnetic core, wherein the charging coil and the matching capacitor form LC oscillation.
The beneficial effects of the invention are as follows:
according to the wireless charging and positioning device for the in-vivo implanted medical equipment, the wireless charging and positioning device is fixed at the approximate position of the in-vivo implanted medical equipment on the body, then the rotating seat is rotated, the rotating seat is stopped when the maximum charging efficiency is detected, the positioning effect is achieved, and the position can be kept unchanged for charging after positioning. The wireless charging and positioning device for the in-vivo implanted medical equipment is convenient to use and can well position and charge with the in-vivo implanted medical equipment.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a front perspective view of a wireless charging location device for an implantable medical device in accordance with the present invention;
FIG. 2 is a perspective view of the back of the wireless charging location device of the implantable medical device of the present invention;
FIG. 3 is a front view, partially in section, of a wireless charging location device for an implantable medical device of the present invention;
FIG. 4 is a schematic view of the structure of a rotating base of a wireless charging and positioning device for an implantable medical device according to the present invention;
FIG. 5a is an exploded view of the wireless charging location device of the implantable medical device of the present invention;
FIG. 5b is an exploded view of the wireless charging and positioning device swivel and antenna assembly of the implantable medical device of the present invention;
fig. 6a is an embodiment of a first specific structure of a cell;
FIG. 6b is a cross-sectional view of FIG. 6a taken along the direction a-a;
fig. 7a is an embodiment of a second specific structure of the cell;
FIG. 7b is a cross-sectional view taken along line a-a of FIG. 7 a;
fig. 8a is an embodiment of a third specific structure of a cell;
FIG. 8b is a cross-sectional view of FIG. 8a taken along the direction a-a;
the reference numerals are:
1-an outer shell; 11-a bottom plate; 111-silicone rubber blocks; 12-an outer housing body; 121-bar-shaped through holes; 122-positioning grooves; 2-a rotating seat; 21-a swivel base body; 221-a rotary handle; 22-cover; 222-a through hole; 223-temperature sensor; 23-locating pins; 24-elastic member; a 3-antenna assembly; 31-a charging coil; 32-a magnetic core; 321-an intermediate projection; 322-edge projections; 33-communication coil.
Detailed Description
Example 1
The embodiment provides a wireless charging positioning device for an in-vivo implantable medical device, as shown in fig. 1 or fig. 2, including:
the shell body 1 is provided with a cavity in the middle and an opening at the top, the shell body 1 is preferably made of a heat conducting material (such as aluminum alloy, heat conducting plastic and the like), and comprises a shell body 12 with openings at the top and the bottom and a bottom plate 11 covering the openings at the bottom of the shell body 12, the shell body 12 is butterfly-shaped and is provided with strip-shaped through holes 121 at two sides, a plurality of positioning grooves 122 are formed on the inner peripheral wall of the shell body 12, as shown in fig. 3, the number of the positioning grooves 122 is preferably 12, the number of the positioning grooves 122 are uniformly distributed on the inner peripheral wall, namely, the distance pi/6 between two adjacent positioning grooves 122 is also set larger or smaller as required, such as pi/4, pi/8, pi/10 and the like between the two adjacent positioning grooves 122, a plurality of silicon rubber blocks 111 are arranged on the outer wall of the bottom plate 11, and the silicon rubber blocks 111 are preferably 4, and 4 silicon rubber blocks 111 are annularly arranged;
a rotating base 2, which is disposed in the cavity of the outer casing 1 and can rotate in the cavity, the top of which is exposed from the opening of the outer casing 1, and comprises a rotating base body 21 and a cover 22 (the rotating base body 21 and the cover 22 are fixed together by a buckle), the rotating base 2 is internally provided with an antenna assembly 3 for emitting electromagnetic waves to charge an implanted medical device, the central axis of the antenna assembly 3 and the central axis of the rotating base 2 are not collinear (the antenna assembly 3 is eccentrically disposed relative to the rotating base 2, the distance between the central axis of the antenna assembly 3 and the central axis of the rotating base 2 is preferably 2-50mm, such as 2mm, 5mm, 10mm, 15mm, 20mm, 30mm, 50mm, etc.), a positioning pin 23 is also disposed in the rotating base body 21, the positioning pin 23 is disposed on an elastic member 24, the elastic member 24 keeps the positioning pin 23 protruding from the rotating base body 21, when the rotating base body 21 rotates to a certain angle, the positioning pin 23 can extend into the positioning groove 122 to enable the rotating base 2 and the outer casing 1 to keep a specific position, and the head can also rotate by applying a larger rotating force to the rotating base 2;
the cover 22 is also preferably provided with a knob 221 so that the user can apply force to rotate the rotary seat 2;
the center of the cover body 22 is provided with a through hole 222, a temperature sensor 223 is arranged at the through hole 222, the temperature of the antenna component 3 and the skin is monitored through the temperature sensor 223, and when the temperature is too high, the power supply is cut off, so that overheating is prevented;
the antenna assembly 3 comprises a charging coil 31, a matching capacitor and a magnetic core 32, wherein the charging coil 31 and the matching capacitor form LC oscillation, the charging coil 31 and the matching capacitor can be connected in series or in parallel, the magnetic core 32 is preferably a ferrite core, the magnetic core structure is provided with a middle protruding part 321 and an edge protruding part 322 positioned at the edge, a containing groove for containing the charging coil 31 is arranged between the middle protruding part 321 and the edge protruding part 322, as shown in fig. 6a and 6b (the middle protruding part 321 is flush with the edge protruding part 322 in the thickness direction), fig. 7a and 7b (the middle protruding part 321 is higher than the edge protruding part 322), and fig. 8a and 8b (no edge protruding part 322) are respectively three specific embodiments, and the front projection of the iron core can be round or polygonal, and the middle protruding part 321 is preferably flush with the charging coil 31;
the antenna assembly 3 further comprises a communication coil 33 located within the rotator mount body 21, concentrically arranged with the magnetic core 32, for establishing a communication connection with an in vivo implantable medical device.
According to the wireless charging and positioning device for the in-vivo implanted medical equipment, the positioning device is fixed at the approximate position of the in-vivo implanted medical equipment on the body through the strip-shaped through hole 121 by a binding belt (not shown in the figure), then the rotating seat 2 is rotated, the rotating seat 2 is stopped when the maximum charging efficiency is detected, the positioning effect is achieved, and the charging can be performed after the positioning, the position can be kept unchanged. The wireless charging and positioning device for the in-vivo implanted medical equipment is convenient to use and can well position and charge the in-vivo implanted medical equipment.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (3)
1. An in vivo implantable medical device wireless charging and positioning device, comprising:
the outer shell (1) is provided with a cavity in the middle and an opening at the top;
the rotating seat (2) is arranged in the cavity of the outer shell (1) and can rotate in the cavity, the top of the rotating seat is exposed from the opening of the outer shell (1), an antenna assembly (3) for transmitting electromagnetic waves to charge the implanted medical equipment in the body is arranged in the rotating seat (2), and the central axis of the antenna assembly (3) is not collinear with the central axis of the rotating seat (2);
the rotary seat (2) comprises a rotary seat body (21) and a cover body (22) which is covered on the rotary seat body (21);
a rotary handle (221) is further arranged on the cover body (22);
the center of the cover body (22) is provided with a through hole (222), a temperature sensor (223) is arranged at the through hole (222), the temperature of the antenna component (3) and the temperature of the skin are monitored through the temperature sensor (223), and when the temperature is too high, the power supply is cut off, so that overheating is prevented;
the outer shell (1) is made of heat-conducting materials and comprises an outer shell body (12) with openings at the top and the bottom and a bottom plate (11) covering the opening at the bottom of the outer shell body (12);
the outer shell body (12) is butterfly-shaped, and strip-shaped through holes (121) are formed in two sides of the outer shell body;
a plurality of positioning grooves (122) are formed in the inner peripheral wall of the outer shell body (12), and the positioning grooves (122) are uniformly distributed in the inner peripheral wall; a locating pin (23) is further arranged in the rotary seat body (21), the locating pin (23) is arranged on an elastic piece (24), the elastic piece (24) enables the locating pin (23) to extend out of the rotary seat body (21), when the rotary seat body (21) rotates to a certain angle, the locating pin (23) can extend into a locating groove (122), and the head of the locating pin (23) is hemispherical;
the positioning device is fixed at a position corresponding to the in-vivo implanted medical equipment on the body through the strip-shaped through hole (121) by the binding belt, then the rotating seat (2) is rotated, the rotating seat (2) is stopped when the maximum charging efficiency is detected, the positioning effect is achieved, and the position is kept unchanged for charging after positioning;
the antenna assembly (3) comprises a charging coil (31), a matching capacitor and a magnetic core (32), the charging coil (31) and the matching capacitor form LC oscillation, and the antenna assembly (3) further comprises a communication coil (33) which is arranged concentrically with the magnetic core (32) and is positioned in the rotating seat body (21) and used for establishing communication connection with the implantable medical device.
2. The wireless charging positioning device of an implantable medical device according to claim 1, wherein the distance between the central axis of the antenna assembly (3) and the central axis of the rotating base (2) is 2-50mm.
3. The wireless charging positioning device of an implantable medical device according to claim 1, wherein a plurality of silicone rubber blocks (111) are arranged on the outer wall of the bottom plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765556.3A CN107394900B (en) | 2017-08-30 | 2017-08-30 | Wireless charging positioning device for medical equipment implanted in body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765556.3A CN107394900B (en) | 2017-08-30 | 2017-08-30 | Wireless charging positioning device for medical equipment implanted in body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394900A CN107394900A (en) | 2017-11-24 |
| CN107394900B true CN107394900B (en) | 2023-06-23 |
Family
ID=60349025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710765556.3A Active CN107394900B (en) | 2017-08-30 | 2017-08-30 | Wireless charging positioning device for medical equipment implanted in body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107394900B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230049A (en) * | 2016-08-01 | 2016-12-14 | 湖南海翼电子商务股份有限公司 | Wireless charging device and method |
| CN207082911U (en) * | 2017-08-30 | 2018-03-09 | 常州瑞神安医疗器械有限公司 | A kind of vivo implantation type Medical Devices wireless charging positioner |
-
2017
- 2017-08-30 CN CN201710765556.3A patent/CN107394900B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230049A (en) * | 2016-08-01 | 2016-12-14 | 湖南海翼电子商务股份有限公司 | Wireless charging device and method |
| CN207082911U (en) * | 2017-08-30 | 2018-03-09 | 常州瑞神安医疗器械有限公司 | A kind of vivo implantation type Medical Devices wireless charging positioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107394900A (en) | 2017-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Das et al. | A multiband antenna associating wireless monitoring and nonleaky wireless power transfer system for biomedical implants | |
| US9583256B2 (en) | Three-dimensional wireless charging coil | |
| US10881773B2 (en) | Transcutaneous energy transfer systems | |
| US7672732B2 (en) | Portable apparatus that delivers power and information to implantable devices | |
| EP4395124A2 (en) | Devices and methods for positioning external devices in relation to implanted devices | |
| KR20180015254A (en) | Suitable wireless power systems and methods for charging wearable electronic devices | |
| AU2018275420B2 (en) | External charger for an implantable medical device having a thermal diffuser | |
| US9331731B2 (en) | Wireless charge wristband-type mobile communication device | |
| US20170214269A1 (en) | Physically-Configurable External Charger for an Implantable Medical Device with Receptacle in Coil Housing for Electronics Module | |
| KR20210058308A (en) | Skin care device | |
| CN111643815B (en) | A pulse generator and implantable sacral nerve stimulation system | |
| US20170203109A1 (en) | Devices and methods for wirelessly recharging a rechargeable battery of an implantable medical device | |
| Zada et al. | Empowering remote patient monitoring with a dual-band implantable rectenna system for wireless power and data transfer | |
| Hached et al. | A Bluetooth-based Low-Energy Qi-compliant battery charger for implantable medical devices | |
| CN114699649A (en) | Implanted pacemaker generating electricity by utilizing temperature difference | |
| Monti et al. | Inductive link for power and data transfer to a medical implant | |
| CN107394900B (en) | Wireless charging positioning device for medical equipment implanted in body | |
| CN207082911U (en) | A kind of vivo implantation type Medical Devices wireless charging positioner | |
| CN107394386A (en) | A kind of charging transmitting antenna for people's et al. Ke equipment | |
| CN112448421B (en) | Structure of wrist annular chargeable energy storage battery and external charging device | |
| CN102751770A (en) | Dry battery alternative solution | |
| CN218999717U (en) | Intelligent ring assembly capable of being charged wirelessly | |
| CN212369426U (en) | An implantable medical device shell structure and implantable medical device | |
| KR102800692B1 (en) | Beauty device | |
| CN210963570U (en) | Cardiac pacemaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |