WO2020156205A1 - 用于内窥镜上的新型蛇骨组件及内窥镜 - Google Patents
用于内窥镜上的新型蛇骨组件及内窥镜 Download PDFInfo
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- WO2020156205A1 WO2020156205A1 PCT/CN2020/072468 CN2020072468W WO2020156205A1 WO 2020156205 A1 WO2020156205 A1 WO 2020156205A1 CN 2020072468 W CN2020072468 W CN 2020072468W WO 2020156205 A1 WO2020156205 A1 WO 2020156205A1
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- ring
- hinge
- snake
- fastener
- bone component
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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
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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
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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
- A61B1/005—Flexible endoscopes
Definitions
- the invention relates to the technical field of endoscopes, in particular to a new type of snake-bone component and an endoscope used on an endoscope.
- Endoscope is a commonly used medical device in the prior art.
- the endoscope in the prior art includes an insertion end for directly inserting into the inside of the human body, a bendable bending tube connected with the insertion end, and a handle end for manual control operation.
- the insertion end includes a camera module, and a snake-bone component installed at the front end of the camera module for driving the camera module to move;
- the snake-bone component includes a plurality of hinge rings provided with two hinge ears.
- the purpose of the present invention is to provide a novel snake-bone component and an endoscope that are convenient for mechanized processing, simple and convenient processing and production, and convenient for disassembly and installation.
- the present invention provides a novel snake-bone component for endoscopes, which includes a plurality of hinged rings.
- One end of the hinged ring is provided with two hinged ears along the first radial direction.
- the inner wall of the other end of the ring is provided with two sinking seats along the second radial direction; the inner wall of the hinge ear is provided with a fastener, and the sinking seat is provided with a buckle hole.
- the fastener can be fitted and buckled in the buckling hole to connect two adjacent hinged rings.
- the hinge ring whose first radial direction is perpendicular to the second radial direction is a first hinge ring
- the hinge ring whose first radial direction and the second radial direction overlap are the second hinge ring.
- the first hinged ring and the second hinged ring are alternately arranged; the first hinged ring and the second hinged ring pass through the fasteners provided on both Connected with the buckle hole.
- the novel snake-bone component includes a plurality of the first hinged rings, and the plurality of the first hinged rings are connected end to end.
- the fastener is a strip-shaped plate, the front end of the fastener protrudes from the front end surface of the hinge ear, and the rear end surface of the fastener is not flush with the end surface of the hinge ring.
- an arc-shaped plate is provided on the inner wall at the position where the sinking seat of the first hinge ring and the second hinged ring are provided, and the arc-shaped plate is the bottom plate of the sinking seat, so The buckle hole is arranged in the arc plate.
- the buckle hole is provided with an opening on the arc-shaped plate; when the buckle is combined with the buckle hole, the buckle protrudes from the front end of the front face of the hinge ear
- the outer wall is in contact with the inner wall of the hinge ring; the part of the fastener excluding its front end protruding from the front face of the hinge ear is located in the fastening hole.
- the rear end surface of the fastener is in contact with the rear elevation of the fastening hole.
- a gap is provided between the rear end surface of the fastener and the rear elevation surface of the fastening hole.
- the hinge ring is integrally formed with the two hinge ears provided on the hinge ring and the fastener provided on the hinge ears.
- first hinge ring and the second hinge ring are integrally formed with the arc-shaped plate.
- the new snake-bone component further includes a head ring and a tail ring, the head ring is disposed at the head end of the plurality of hinged rings, and the tail ring is disposed at the tail end of the plurality of hinged rings;
- the first ring is used for connecting with the bending tube of the endoscope, and the tail ring is used for connecting with the camera module of the endoscope.
- the first ring includes a first ring cylinder, two first ring sinkers arranged in the outer wall of the hinged ring connecting end of the first ring cylinder, and first ring buckles arranged in the first ring sinker Connection hole.
- the first ring buckle hole is used to fit and buckle with a fastener on the hinge ring.
- a first ring arc plate is provided on the inner wall of the first ring cylinder as a bottom plate of the first ring sinking seat, and the first ring buckling hole is provided in the first ring arc plate;
- the first ring fixing seat on the inner wall of the first ring cylinder and communicating with the first ring buckling hole.
- the first ring includes a first ring cylinder and a first ring hinge ear provided on the first ring cylinder, and the first ring hinge ear is used to connect with a sink seat on the hinge ring.
- the tail ring includes a tail ring barrel, two tail ring hinge ears provided at the hinge ring connection end of the tail ring barrel, and a tail ring fastener provided on the inner wall of the tail ring hinge ear.
- the tail ring fastener is a strip-shaped plate, the front end of the tail ring fastener protrudes from the front end surface of the tail ring hinge ear, and the rear end surface of the tail ring fastener is connected to the hinge The end face of the ring is not flush.
- the fastener is a cylindrical body, and the fastening hole provided in the sinking seat and combined with the fastener is a circular hole.
- the present invention also provides an endoscope, which includes the above-mentioned novel snake-bone component used on the endoscope.
- One end of the hinge ring is provided with two hinge ears along the first radial direction.
- the two hinge ears are symmetrical about one of the planes containing the central axis of the hinge ring.
- a fastener is provided on the inner wall of the hinge ear; the outer wall of the other end of the hinge ring has a second inner edge.
- the two sinking seats are also symmetrical about one of the planes containing the central axis of the hinge ear; the first radial direction and the second radial direction can be perpendicular to each other or overlap each other to form two types Different hinge rings, but the fasteners and the fastening holes are connected in the same way; the fastening holes are set in the arc plate on the inner wall of the hinge ring.
- the arc plate is the bottom plate of the sinking seat.
- the setting of the arc plate is equivalent to Partially thicken the hinge ring.
- the hinged ring of the present invention adopts a standardized design, which is convenient for automatic processing, and the assembly of snake bone components can also be realized Automation is therefore conducive to improving the production efficiency and productivity of snake-bone components, reducing labor costs, and further reducing the cost of snake-bone components.
- Figure 1 is a perspective view of the endoscope in the present invention
- Figure 2 is a perspective view of the snake bone component of the present invention
- FIG. 3 is a schematic diagram of the installation of the first hinge ring and the second hinge ring in the present invention
- Figure 4 is a perspective view of the direction of the second hinge ring in the present invention.
- Figure 5 is a second perspective view of the direction of the second hinge ring in the present invention.
- Figure 6 is a three perspective view of the direction of the second hinge ring in the present invention.
- Figure 7 is a perspective view of the first ring and the tail ring in the present invention.
- Figure 8 is a second perspective view of the first ring and the tail ring in the present invention.
- Figure 9 is a three-dimensional view of the first ring and the tail ring in the present invention.
- Figure 10 is a perspective view of a hinge ring in another embodiment of the present invention.
- the novel snake-bone component 10 on an endoscope 100 is mainly used in an endoscope Inside the scope 100, the endoscope 100 includes a handle end 1, a bendable bending tube 2 connected to the handle end 1, and an insertion end 3 connected to the other end of the bending tube 2 for directly inserting into the human body.
- the handle end 1 includes a handle housing, a gear set for controlling the traction wire rope arranged on the outside of the handle housing, and a plurality of components arranged inside the handle housing.
- the bending tube 2 includes a bending tube body with elasticity and a bending tube sleeve installed on the periphery of the bending tube body.
- the insertion end 3 includes a camera module, and a new snake-bone component 10 arranged at the rear end of the camera module.
- the new snake bone assembly 10 includes a plurality of hinge rings 5, one end of the hinge ring 5 is provided with two hinge ears 501 along the first radial direction, and the other end of the hinge ring 5 is provided with two sink seats 502 along the second radial direction in the outer wall.
- the inner wall of the hinge ear 501 is provided with a fastener 503, and the sink seat 502 is provided with a buckle hole 504; the opening of the sink seat 502 is flush with the end surface of the hinge ring 5, so as to facilitate assembly with the fastener 503.
- the hinge ring 5 is cylindrical.
- the so-called first radial direction can be a plane defined by countless parallel diameter lines in the hinge ring 5, and the second radial direction is the same.
- the plural number can be understood as n, and n is an integer greater than 1.
- the existing hinge ring 5 has two situations, that is, the first radial direction and the second radial direction are perpendicular to each other, or the first radial direction and the second radial direction coincide with each other; in this embodiment, the first radial direction and the second radial direction
- the radially vertical hinge ring 5 is defined as the first hinge ring 5A; the hinge ring 5 that overlaps the first and second radial directions is defined as the second hinge ring 5B, that is, the two hinge ears in the second hinge ring 5B 501 and two sink seats 502 are arranged in the same direction.
- the first hinged ring 5A and the second hinged ring 5B are alternately arranged; the first hinged ring 5A and the second hinged ring 5B are arranged in two
- the fastener 503 on the first hinge ring 5A is connected with the fastening hole 504 by the combination; that is, the fastener 503 on the first hinge ring 5A is connected with the fastening hole 504 of the adjacent second hinge ring 5B, and the second The fastener 503 on the hinge ring 5B is connected to the buckle hole 504 on the first hinge ring 5A next to the second hinge ring 5B, as shown in FIG. 3.
- novel snake-bone assembly 10 can also be completely connected end-to-end by the first hinge ring 5A, without using the second hinge ring 5B.
- the fastener 503 is a strip-shaped plate.
- the front end of the fastener 503 protrudes from the front end surface of the hinge ear 501, and the rear end surface of the fastener 503 is not flush with the end surface of the hinge ring 5.
- the hole 504 is also a strip hole adapted to the fastener 503.
- an arc-shaped plate 505 is provided on the inner wall at the position where the sinking seat 502 is provided, and the arc-shaped plate 505 is the bottom plate of the sinking seat 502.
- the connecting hole 504 is provided in the arc-shaped plate 505; the buckling hole 504 is provided with an opening 504a on the arc-shaped plate.
- the fastener 503 on the hinge ring 5 When the fastener 503 on the hinge ring 5 is combined with the fastening hole 504 on the adjacent hinge ring 5, the outer wall of the front end of the fastener 503 protruding from the front face of the hinge ear 501 contacts the inner wall of the hinge ring 5; The part of the 503 excluding the front end protruding from the front end of the hinge ear 501 is located in the fastening hole 504. It can be understood here that the fastener 503 is integrally formed by the fastener body 503a and the front end 503b of the fastener 503. The outer wall of the front end 503b of the fastener 503 is in contact with the inner wall of the hinge ring 5, and the fastener body 503a is located in the fastening hole 504. Inside.
- the arrangement of the arc-shaped plate 505 is equivalent to locally thickening the hinge ring 5 with a smaller thickness, which is beneficial to increase the tensile strength between two adjacent hinge rings 5. Obviously, it can also reduce the sinking seat In the case of a depth of 502, a sinking seat 502 is directly provided in the outer wall of the hinge ring 5, but because the hinge ring 5 is relatively thin, the life of the new snake bone component 10 may be shortened.
- the rear end surface of the fastener 503 is in contact with the rear elevation 504b of the fastening hole 504, or the rear end surface of the fastener 503 and the rear elevation of the fastening hole 504 are in contact with each other. There is a gap between them; regardless of whether the rear face of the fastener 503 is in direct contact with the rear elevation of the fastening hole 504 or there is a gap between the two, when an axial force is generated between two adjacent hinge rings 5, the fastener The rear end surface of the 503 and the rear elevation surface of the buckle hole 504 will eventually contact, and resistance is generated to prevent the two adjacent hinge rings 5 from separating in the axial direction.
- the hinge ring 5 is integrally formed with the two hinge ears 501 provided on the hinge ring 5 and the fastener 503 provided on the hinge ears; whether it is the first hinge ring 5A or the second hinge ring 5B , Are integrally formed with the arc-shaped plate 505; the hinge ring 5 is made of plastic or metal material.
- the new snake bone component 10 further includes a head ring 6 installed at the head end of the new snake bone component 10 for connecting with the bending tube 2 of the endoscope 100, and installed at the tail end of the new snake bone component 10 for connecting with the camera mold Group of connected tail ring 7.
- the first ring 6 includes a first ring cylinder 601, two first ring lower sink seats 602 arranged in the outer wall of the hinged ring connecting end of the first ring cylinder 601, and first ring fastening holes 603 provided in the first ring lower sink seat 602;
- the inner wall of the ring cylinder 601 is provided with a first ring arc plate 604 as the bottom plate of the first ring sink 602.
- the first ring buckle hole 603 is provided in the first ring arc plate 604;
- the first ring fixing seat 605 communicates with the first ring fastening hole 603. This is the case where the first ring 6 is connected to the fastener 503 on the hinge ring 5.
- first ring 6 is provided with a first ring hinge ear, and the first ring hinge ear is connected to the sink seat 502 on the hinge ring 5.
- the structure is the same as the connection structure between adjacent hinge rings 5, and will not be described in detail here.
- the tail ring 7 includes a tail ring barrel 701, two tail ring hinge ears 702 arranged at the hinge ring connection end of the tail ring barrel 701, a tail ring fastener 703 arranged on the inner wall of the tail ring hinge ear 702, and the tail ring fastener 703 is A strip plate, the front end of the tail ring fastener 703 protrudes from the front end surface of the tail ring hinge ear 702, and the rear end surface of the tail ring fastener 703 is not flush with the end surface of the hinge ring 5.
- the fastener 503 is a cylindrical body, and the fastener hole 504 provided in the sink seat 502 combined with the fastener 503 is a circle ⁇ Shaped hole.
- One end of the hinge ring 5 is provided with two hinge ears 501 along the first radial direction.
- the two hinge ears 501 are symmetrical with respect to one of the planes containing the central axis of the hinge ring 5.
- a fastener 503 is provided on the inner wall of the hinge ring 5;
- Two sinkers 502 are provided in the outer wall of one end along the second radial direction.
- the two sinkers 502 are also symmetrical about one of the planes containing the central axis of the hinge ear 501; the first radial direction and the second radial direction may be perpendicular to each other , Can also overlap each other to form two different hinge rings 5, but the fastener 503 is connected to the buckle hole 504 in the same way; the buckle hole 504 is provided in the arc-shaped plate 505 on the inner wall of the hinge ring 5.
- the plate 505 is the bottom plate of the sinker 502.
- the arc-shaped plate 505 is equivalent to partially thickening the hinge ring 5.
- the fastener 503 protrudes from the front end of the hinge ear 501
- the outer wall of the front end of the surface is in contact with the inner wall of the hinge ring 5, the rear end of the fastener 503 is in contact with the rear elevation of the buckle hole 504, or there is a gap between the rear end of the fastener 503 and the rear elevation of the buckle hole 504 Gap; when there is an axial force between two adjacent hinge rings 5, the rear end surface of the fastener 503 and the rear elevation surface of the buckle hole 504 can prevent the two adjacent hinge rings 5 from separating in the axial direction.
- the structure of the hinge ring 5 of the present invention adopts a standardized design, which is convenient for automatic processing.
- the assembly process of the new snake bone assembly 10 can also be automated, so there is It is beneficial to improve the production efficiency and productivity of the new snake-bone component 10, is beneficial to reduce labor costs, and further reduces the cost of the snake-bone component.
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Abstract
Description
Claims (21)
- 一种用于内窥镜上的新型蛇骨组件,其包括复数个铰接环,所述铰接环一端沿第一径向设有两个铰接耳,其特征在于,所述铰接环另一端部外壁内沿第二径向设有两个下沉座;所述铰接耳的内壁上设有扣件,所述下沉座内设有扣接孔。
- 根据权利要求1所述的用于内窥镜上的新型蛇骨组件,其特征在于,所述扣件能够适配扣接在所述扣接孔中,以使相邻的两个所述铰接环相连。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,第一径向与第二径向垂直的所述铰接环为第一铰接环,第一径向与第二径向重合的所述铰接环为第二铰接环。
- 根据权利要求3所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,在蛇骨组件内,所述第一铰接环与所述第二铰接环交替设置;所述第一铰接环与所述第二铰接环通过设于二者上的所述扣件与所述扣接孔的结合而连接在一起。
- 根据权利要求3所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述新型蛇骨组件包括复数个所述第一铰接环,复数个所述第一铰接环首尾相接。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述扣件为一块条状板,所述扣件的前端凸出于所述铰接耳的前端面,所述扣件的后端面与所述铰接环的端面未平齐。
- 根据权利要求3所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,在所述第一铰接环及所述第二铰接环设置下沉座的位置处的内壁上设有一块弧形板,所述弧形板为所述下沉座的底板,所述扣接孔设于所述弧形板内。
- 根据权利要求7所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述扣接孔在所述弧形板上设有开口;所述扣件与所述扣接孔相结合时,所述扣件凸出于所述铰接耳前端面的前端部外壁与所述铰接环内壁相接触;所述扣件上除其凸出于所述铰接耳前端面的前端部以外的部分位于所述扣接孔内。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述扣件与所述扣接孔相结合时,所述扣件的后端面与所述扣接孔的后立面相接触。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述扣件与所述扣接孔相结合时,所述扣件的后端面与所述扣接孔的后立面之间设有间隙。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述铰接环与设于所述铰接环上的两个所述铰接耳、设于所述铰接耳上的所述扣件一体成型。
- 根据权利要求7所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述第一铰接环及所述第二铰接环与所述弧形板一体成型。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述新型蛇骨组件还包括首环和尾环,所述首环设置在复数个所述铰接环的首端,所述尾环设置在复数个所述铰接环的尾端;所述首环用于同内窥镜弯曲管相连接,所述尾环用于同所述内窥镜的摄像头模组相连接。
- 根据权利要求13所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述首环包括首环筒,设于所述首环筒的铰接环连接端外壁内的两个首环下沉座,设于所述首环下沉座内的首环扣接孔。
- 根据权利要求14所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述首环扣接孔用于与所述铰接环上的扣件适配扣接。
- 根据权利要求14所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述首环筒内壁上设有作为所述首环下沉座的底板的首环弧形板,所述首环扣接孔设于所述首环弧形板内;设于所述首环筒内壁上且与所述首环扣接孔连通的首环固定座。
- 根据权利要求13所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述首环包括首环筒和设置在所述首环筒上的首环铰接耳,所述首环铰接耳用于与所述铰接环上的下沉座相连接。
- 根据权利要求13所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述尾环包括尾环筒,设于所述尾环筒的铰接环连接端的两个尾环铰接耳,设于所述尾环铰接耳内壁上的尾环扣件。
- 根据权利要求18所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述尾环扣件为一块条状板,所述尾环扣件的前端凸出于所述尾环铰接耳的前端面,所述尾环扣件的后端面与所述铰接环的端面未平齐。
- 根据权利要求1所述的一种用于内窥镜上的新型蛇骨组件,其特征在于,所述扣件为一根圆柱体,设于所述下沉座内与所述扣件相结合的所述扣接孔为圆形孔。
- 一种内窥镜,其特征在于,包括如权利要求1-20任意一项所述的用于内窥镜上的新型蛇骨组件。
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CN201910083559.8A CN109770828A (zh) | 2019-01-29 | 2019-01-29 | 一种用于内窥镜上的新型蛇骨组件 |
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Cited By (1)
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US12016612B2 (en) | 2020-08-19 | 2024-06-25 | Acclarent, Inc. | ENT ablation instrument with electrode loop |
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CN109770828A (zh) * | 2019-01-29 | 2019-05-21 | 深圳市先赞科技有限公司 | 一种用于内窥镜上的新型蛇骨组件 |
CN110367911B (zh) * | 2019-06-18 | 2021-07-09 | 珠海视新医用科技有限公司 | 一种蛇骨及其制作方法 |
CN110811493A (zh) * | 2019-12-16 | 2020-02-21 | 珠海市司迈科技有限公司 | 一种蛇骨单元、蛇骨、内窥镜及内窥镜转动的控制方法 |
CN113040687A (zh) * | 2019-12-27 | 2021-06-29 | 宁波思康鑫电子科技有限公司 | 一种内窥镜蛇骨及其制造工艺 |
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CN210354627U (zh) * | 2019-01-29 | 2020-04-21 | 深圳市先赞科技有限公司 | 一种用于内窥镜上的新型蛇骨组件 |
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CN102271571A (zh) * | 2008-12-10 | 2011-12-07 | 阿姆布股份有限公司 | 具有弯曲部的内镜 |
US20140378767A1 (en) * | 2011-12-23 | 2014-12-25 | Samsung Electronics Co., Ltd. | Endoscope bending module and manufacturing method thereof |
CN203763034U (zh) * | 2013-03-21 | 2014-08-13 | 富士胶片株式会社 | 内窥镜***部 |
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