CN109349985B - Capsule endoscope - Google Patents
Capsule endoscope Download PDFInfo
- Publication number
- CN109349985B CN109349985B CN201811450247.8A CN201811450247A CN109349985B CN 109349985 B CN109349985 B CN 109349985B CN 201811450247 A CN201811450247 A CN 201811450247A CN 109349985 B CN109349985 B CN 109349985B
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- China
- Prior art keywords
- pcb
- power supply
- connecting sheet
- conductive connecting
- capsule endoscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00025—Operational features of endoscopes characterised by power management
- A61B1/00027—Operational features of endoscopes characterised by power management characterised by power supply
- A61B1/00032—Operational features of endoscopes characterised by power management characterised by power supply internally powered
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/041—Capsule endoscopes for imaging
Abstract
The invention relates to the technical field of medical instruments and discloses a capsule endoscope, which comprises a capsule-shaped shell and a power supply structure arranged in the shell; the power supply structure comprises a power supply battery, a magnet and a conductive connecting sheet, wherein an accommodating space is formed in the conductive connecting sheet; a gap is arranged between the power supply structure and the shell, an antenna electrically connected with the PCB is arranged in the gap, and the antenna is arranged around the power supply structure. The magnet is arranged in the accommodating space of the conductive connecting sheet, so that the conductive connecting sheet is directly and electrically connected with the load across the magnet, and the problem of poor power supply contact of the endoscope when the capsule endoscope adopts a spring contact power supply mode in the prior art can be effectively solved. The invention can effectively utilize the internal space of the endoscope, so that the endoscope is smaller and more delicate.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a capsule endoscope.
Background
The common power supply modes of the capsule endoscope are spring contact. The mode can meet the power supply requirement under the condition that all parts in the capsule endoscope are not moved. However, a magnet is provided inside a gastric capsule endoscope (hereinafter, simply referred to as an endoscope), and a power supply battery inside the endoscope is conducted to a spring through the magnet to supply power to a load.
When the stomach of a human body is examined by an endoscope, the magnet outside the endoscope pulls the endoscope to move in the human body, when the endoscope is pulled to move, the magnet inside the endoscope risks moving, and once the magnet inside the endoscope moves, the phenomenon that the contact between a spring and a load is poor can be caused. After poor contact, the endoscope is powered off, the phenomenon of discontinuous shooting exists after the endoscope is powered off, and the endoscope does not work any more and cannot perform related detection.
Disclosure of Invention
One object of the present invention is to provide a power supply structure to solve the problem of power failure of an endoscope due to poor contact between a spring and a load caused by movement of a magnet inside the endoscope.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a power supply structure, includes power supply battery and magnet, still includes the electrically conductive connection piece that is formed with the accommodation space, and magnet sets up in the accommodation space of electrically conductive connection piece, and one utmost point and this electrically conductive connection piece electricity of power supply battery are connected, and the other utmost point and the load electricity of power supply battery are connected, and the one end that electrically conductive connection piece kept away from power supply battery also is connected with the load electricity, forms the circuit loop.
In the technical scheme, the power supply battery, the conductive connecting sheet and the load form a circuit loop. The magnet is arranged in the accommodating space of the conductive connecting sheet, so that the conductive connecting sheet crosses the magnet to be directly electrically connected with the load, poor contact between the power supply battery and the load due to movement of the magnet can be avoided, and power failure of the endoscope due to movement of the magnet inside the endoscope is avoided.
Further, the load includes a PCB including a PCB upper portion and a PCB lower portion, and the PCB upper portion is electrically connected to the PCB lower portion, and the power supply battery, the magnet, and the conductive connection sheet are located between the PCB upper portion and the PCB lower portion. The power supply battery supplies power to the PCB, and the power supply battery, the magnet and the conductive connecting sheet are located between the upper portion of the PCB and the lower portion of the PCB, so that the structure is more compact.
Further, the load may include a plurality of devices electrically connected to the PCB. The power supply battery supplies power to the device through the PCB board.
Furthermore, between PCB board and the power supply battery, all be equipped with electrically conductive thimble between PCB board and the electrically conductive connection piece, the one end that the PCB board was kept away from to the device offsets with power supply battery and/or electrically conductive connection piece. The ejector pin is adopted to electrically connect the load with the conductive connecting sheet and the power supply battery, so that enough space is provided for placing the device in the endoscope; and the device is propped against the power supply battery and/or the conductive connecting sheet to support the power supply battery, so that the stability of the device is improved.
Furthermore, the thimble is elastically connected with the PCB through a spring. The thimble is elastically connected with the PCB, and can provide certain elasticity for the power supply battery and the conductive connecting sheet, so that the thimble is better contacted with the power supply battery and the conductive connecting sheet; and the thimble and the elastic connection of PCB board are convenient for install power supply battery and magnet in the endoscope.
Furthermore, the positive pole of the power supply battery is fixedly connected with the conductive connecting sheet.
It is another object of the present invention to provide a capsule endoscope including a power supply structure and a capsule-like housing, the power supply structure being mounted within the housing.
Further, the PCB board includes a plurality of sub circuit boards, and two adjacent sub circuit boards pass through the flexible line electricity and connect, and the sub circuit board is folded in proper order along the both ends of flexible line to make every sub circuit board pile up in proper order and form the PCB board, folding back PCB board whole is snakelike or bow-shaped.
Each sub circuit board is folded in sequence, and the processing technology is simple; the snake-shaped and bow-shaped space utilization rate is high, and the bending process is simple.
Furthermore, a gap is arranged between the power supply structure and the shell, an antenna electrically connected with the PCB is arranged in the gap, and the antenna surrounds the power supply structure. The antenna is located in the clearance between PCB board and the casing, need not to reserve space alone for arranging the antenna.
Furthermore, the antenna is made of flexible materials, the antenna can be bent into a ring shape or a part of the ring shape, and the bent antenna surrounds the power supply structure. The antenna is made of flexible materials, is convenient to assemble and surrounds the power supply structure after being bent and molded.
The power supply structure has the following beneficial effects:
(1) the problem of poor power supply contact of the endoscope when the capsule endoscope adopts a power supply mode of spring contact in the prior art can be effectively solved.
(2) The structure of the ejector pin can fully utilize the space on the PCB to arrange devices.
(3) The power supply battery, the magnet, the conductive connecting sheet and the device are positioned between the upper part of the PCB and the lower part of the PCB, so that the power supply structure is compact.
(4) The magnet is arranged in the accommodating space of the conductive connecting sheet, and the power supply function of the power supply structure is not influenced by removing the magnet, so that the magnet is convenient to replace or maintain.
The capsule endoscope disclosed by the invention has the following beneficial effects besides the beneficial effects of the power supply structure: the PCB is formed by electrically connecting a plurality of sub circuit boards through flexible circuits and stacking the sub circuit boards after folding, and the antenna is arranged around the power supply structure; the structure has compact design, can meet the requirement of the intensity of the signals received and transmitted by the antenna, can reduce the occupied area, effectively utilizes the internal space of the endoscope, and leads the capsule endoscope to be smaller and more exquisite.
Drawings
Fig. 1 is a schematic structural diagram of a power supply structure according to a first embodiment.
Fig. 2 is a schematic view of the internal structure of the capsule endoscope according to the second embodiment.
Fig. 3 is a state diagram in which the PCB board and the antenna are spread out and laid flat.
Detailed Description
The present invention will be described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: the probe comprises a PCB upper part 11, a PCB lower part 12, a thimble 2, a needle point 21, a device 3, a magnet 4, a conductive connecting sheet 5, a power supply battery 6, a positive electrode 61, a negative electrode 62, a sub-circuit board 71, a flexible circuit 72, an antenna 8, a first connecting section 81, a shell 9 and a gap 91.
Example one
This embodiment is substantially as shown in fig. 1: a power supply structure comprises a power supply battery 6, a magnet 4 and a conductive connecting sheet 5 formed with an accommodating space, wherein the conductive connecting sheet 5 is C-shaped, and the magnet 4 is arranged in the accommodating space of the conductive connecting sheet 5. One pole of the power supply battery 6 is welded and fixed with the conductive connecting sheet 5, the other pole of the power supply battery 6 is electrically connected with the load, in the embodiment, the positive pole 61 of the power supply battery 6 is welded with the horizontal straight part at the lower end of the conductive connecting sheet 5, and the horizontal straight part at the upper end of the conductive connecting sheet 5 is electrically connected with the load. The power supply battery 6, the conductive connecting piece 5 and the load form a circuit loop, and the power supply battery 6 supplies power to the load through the conductive connecting piece 5. The load of the embodiment comprises a PCB including a PCB upper portion 11 and a PCB lower portion 12, the PCB upper portion 11 and the PCB lower portion 12 are electrically connected, and the power supply battery 6, the magnet 4 and the conductive connecting sheet 5 are located between the PCB upper portion 11 and the PCB lower portion 12, so that the structure is compact.
In this embodiment, the power supply battery 6, the conductive connection sheet 5, the thimble 2 above the conductive connection sheet 5, the PCB, and the thimble 2 below the power supply battery 6 form a circuit loop, the power supply battery 6 supplies power to the PCB, and since the device 3 on the PCB is electrically connected to the PCB, the power supply battery 6 also supplies power to the device 3.
Example two
This embodiment is substantially as shown in fig. 2: a capsule endoscope comprises a capsule-shaped shell 9, a power supply structure of the first embodiment is arranged in the shell 9, a gap 91 is arranged between the shell 9 and the power supply structure, and an antenna 8 electrically connected with a PCB is arranged in the gap 91. The antenna 8 is made of a steel sheet, a copper sheet is preferred in this embodiment, the antenna 8 can be bent into a ring shape or a part of a ring shape, the bent antenna 8 is arranged around the battery in this embodiment, and of course, the antenna 8 can also be arranged around other positions in the length direction of the power supply structure; the height of the antenna 8 is 4mm to 8mm, and preferably 6 mm.
Fig. 3 is a schematic diagram of the PCB in the first and second embodiments after being unfolded, as shown in fig. 3, the PCB includes a plurality of sub circuit boards 71, in this embodiment, seven sub circuit boards 71 are included, two adjacent sub circuit boards 71 are electrically connected through a flexible circuit 72, and in this embodiment, the flexible circuit 72 is made of an FPC flexible flat cable. The flexible circuit 72 can be bent, and after the flexible circuit 72 is bent, the whole PCB is in a snake shape or an arc shape. The three sub circuit boards 71 located at the upper part are folded to form the upper PCB 11 of fig. 1 and 2, and the four sub circuit boards 71 located at the lower part are folded to form the lower PCB 12. In the tiled state, the antenna 8 is vertically arranged on the side surface of the PCB, a soft first connecting section 81 is fixedly connected between the antenna 8 and one of the sub circuit boards 71 in a hot-pressing manner, and the first connecting section 81 is also made of FPC (flexible printed circuit) flexible flat cables; the first connecting section 81 is bent to make the antenna 8 surround the outer edge of the power supply structure of the first embodiment.
It should be noted that, in the description of the present invention, the terms "PCB upper portion", "PCB lower portion", etc. are named based on the orientation or position shown in the drawings only for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred elements must have a characteristic orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In addition, since other parts in the capsule endoscope are irrelevant to the invention point of the present invention, detailed description is omitted here.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various changes and modifications without departing from the concept of the present invention, and these should be construed as the scope of protection of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent. The techniques, shapes, and structural parts, which are omitted from the description of the present invention, are all known techniques.
Claims (8)
1. A capsule endoscope characterized by: the endoscope comprises a capsule-shaped shell and a power supply structure arranged in the shell;
the power supply structure comprises a power supply battery, a magnet and a conductive connecting sheet, wherein the conductive connecting sheet is provided with an accommodating space with a lateral opening;
the load comprises a PCB, a gap is arranged between the power supply structure and the shell, an antenna electrically connected with the PCB is arranged in the gap, and the antenna surrounds the power supply structure.
2. A capsule endoscope according to claim 1, wherein: the PCB comprises a PCB upper part and a PCB lower part, the PCB upper part is electrically connected with the PCB lower part, and the power supply battery, the magnet and the conductive connecting sheet are positioned between the PCB upper part and the PCB lower part.
3. A capsule endoscope according to claim 2, wherein: the load further includes a plurality of devices electrically connected to the PCB board.
4. A capsule endoscope according to claim 3, wherein: conductive thimbles are arranged between the PCB and the power supply battery and between the PCB and the conductive connecting sheet, and one end of the device, which is far away from the PCB, is abutted against the power supply battery and/or the conductive connecting sheet.
5. A capsule endoscope according to claim 4, characterized in that: the ejector pin is elastically connected with the PCB through a spring.
6. A capsule endoscope according to any of claims 1-5, characterized in that: and the positive electrode of the power supply battery is fixedly connected with the conductive connecting sheet.
7. A capsule endoscope according to any of claims 1-5, characterized in that: the PCB board includes a plurality of sub circuit boards, and two adjacent sub circuit boards pass through the flexible line electricity and connect, and the sub circuit board is folded in proper order along the both ends of flexible line to make every sub circuit board pile up in proper order and form the PCB board, folding back PCB board whole is snakelike or bow-shaped.
8. A capsule endoscope according to any of claims 1-5, characterized in that: the antenna is made of flexible materials, can be bent into a ring shape or a part of the ring shape, and is arranged around the power supply structure after being bent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811450247.8A CN109349985B (en) | 2018-11-30 | 2018-11-30 | Capsule endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811450247.8A CN109349985B (en) | 2018-11-30 | 2018-11-30 | Capsule endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109349985A CN109349985A (en) | 2019-02-19 |
| CN109349985B true CN109349985B (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811450247.8A Active CN109349985B (en) | 2018-11-30 | 2018-11-30 | Capsule endoscope |
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| CN (1) | CN109349985B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620107B (en) * | 2019-01-09 | 2021-09-07 | 重庆金山医疗技术研究院有限公司 | Capsule endoscope |
| CN110974129A (en) * | 2019-12-23 | 2020-04-10 | 重庆金山医疗技术研究院有限公司 | Endoscope capsule lamp panel cover, endoscope capsule and assembling method |
| CN113545729B (en) * | 2020-04-23 | 2023-08-15 | 深圳硅基智控科技有限公司 | Circuit structure for capsule endoscope |
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| JP2005192821A (en) * | 2004-01-07 | 2005-07-21 | Olympus Corp | Capsule type medical apparatus |
| JP2006187456A (en) * | 2005-01-06 | 2006-07-20 | Pentax Corp | Capsule endoscope |
| AU2006326008B2 (en) * | 2005-12-14 | 2010-03-04 | Olympus Corporation | Body-Insertable Apparatus and Power Supplying Method Therefor |
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2018
- 2018-11-30 CN CN201811450247.8A patent/CN109349985B/en active Active
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| CN109349985A (en) | 2019-02-19 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210917 Address after: 401120 1-1, 2-1, 3-1, building 5, No. 18, Cuiping Lane 2, Huixing street, Yubei District, Chongqing Applicant after: Chongqing Jinshan Medical Technology Research Institute Co.,Ltd. Address before: 401120 1 office buildings, Jinshan International Industrial City, 18 of Nei sang Road, Hui Xing street, Yubei District, Chongqing. Applicant before: CHONGQING JINSHAN MEDICAL APPLIANCE Co.,Ltd. |
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