CN221786220U

CN221786220U - Auxiliary traction device for digestive endoscope

Info

Publication number: CN221786220U
Application number: CN202322982111.4U
Authority: CN
Inventors: 常仁杰; 刘芹
Original assignee: Yunnan Provincial Hospital of Traditional Chinese Medicine
Current assignee: Yunnan Provincial Hospital of Traditional Chinese Medicine
Priority date: 2023-11-06
Filing date: 2023-11-06
Publication date: 2024-10-01
Anticipated expiration: 2033-11-06

Abstract

The utility model discloses an auxiliary traction device for a digestive endoscope, which comprises a traction hose, wherein a first sleeve is arranged at one end of the traction hose, a second sleeve is arranged at the other end of the traction hose, a traction wire is movably connected inside the traction hose, a first limiting block is arranged at one end of the traction wire, a second limiting block is arranged at the other end of the traction wire, a first connecting rod is rotatably connected at one end of the first sleeve, a clamp head is arranged at one end of the first connecting rod, a second connecting rod is rotatably connected at one end of the first connecting rod, a limiting ring is slidably connected inside the second sleeve, a limiting strip is arranged outside the limiting ring, a first clamping block is arranged at one end of the limiting strip, a second clamping block is slidably connected inside the limiting groove, a pull rod is arranged at one end of the second limiting block, and a third connecting rod is rotatably connected at one end of the pull rod. The utility model can be operated conveniently in the process of taking out the foreign matters, saves labor, reduces the hand fatigue of staff and prevents the foreign matters from falling off in the process of clamping.

Description

Auxiliary traction device for digestive endoscope

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an auxiliary traction mechanism of a digestive endoscope.

Background

The digestive endoscopes mainly refer to electronic colonoscopes, capsule endoscopes, gastroscopes and the like, and can be used for detecting diseases of the digestive system. The digestive endoscope mainly enters through natural cavity, such as nose, mouth, anus or through some surgical incisions, and closely observes a condition of digestive organ lesions. In the prior art, when using the digestion endoscope, all need use some auxiliary traction device cooperation to use, take out the foreign matter, current auxiliary traction device mainly uses the traction pincers, but current traction pincers when using, when the binding clip cliies the foreign matter, need the staff's both hands to cooperate long-time control, just let the binding clip keep pressing from both sides tightly or open state, very troublesome and extravagant energy, in taking out the in-process moreover, the staff is tired for a long time easily, can not keep the binding clip to press from both sides tightly, cause the foreign matter of binding clip centre gripping to drop.

Disclosure of utility model

The utility model aims to provide an auxiliary traction mechanism for a digestive endoscope, which can be convenient to operate, save labor, reduce hand fatigue of staff and prevent the foreign matters from falling in the process of clamping and removing in the process of taking out the foreign matters.

The technical aim of the utility model is realized by the following technical scheme:

The utility model provides a supplementary draw gear of digestion scope, includes traction hose, its characterized in that: the novel traction device comprises a traction hose, and is characterized in that a first sleeve is arranged at one end of the traction hose, a second sleeve is arranged at the other end of the traction hose, a traction wire is movably connected inside the traction hose, one end of the traction wire stretches into the first sleeve and is internally provided with a first limiting block in sliding connection with the first sleeve, a second limiting block in sliding connection with the second sleeve is arranged inside the traction wire, a plurality of first connecting rods which are arranged at equal intervals are rotationally connected to one end of the first sleeve, away from the traction hose, of each first connecting rod, a clamp head is respectively arranged at one end of each first connecting rod, away from the clamp head, of each first connecting rod, a second connecting rod which is rotationally connected with the first limiting block is rotationally connected with one end of each first connecting rod, and a first spring is arranged between the first limiting block and the first sleeve on the outer side of the traction wire;

The second sleeve is provided with a plurality of support rods at equal intervals at one end far away from the traction hose, a limiting ring is connected in the second sleeve in a sliding manner, a limiting opening is formed at one end far away from the traction hose, a reset block which is connected with the limiting opening in a sliding manner is arranged at the outer side of the limiting ring, a limiting groove is formed in one side, far away from the traction hose, of each support rod, a plurality of limiting strips which are connected with the corresponding limiting groove in a sliding manner are arranged at equal intervals at the outer side of the limiting ring, a plurality of first clamping blocks are arranged at equal intervals at one end, far away from the traction hose, of each limiting strip, and a second spring is arranged between each limiting strip and the corresponding support rod;

The bayonet is all offered to both sides around each spacing groove, and the inside of each spacing groove all sliding connection has the second fixture block that mutually supports with corresponding first fixture block, and each second fixture block all with correspond bayonet sliding connection, the second stopper keep away from the one end of pulling the silk be provided with second sleeve sliding connection's pull rod, each pull rod keep away from the one end of pulling all rotates to be connected with many and corresponds the third connecting rod that the second fixture block rotated and be connected.

By adopting the technical scheme, the traction hose is stretched into a designated position, the pull rod is pulled to pull the second limiting block to slide in the second sleeve, the second limiting block is pulled to slide in the traction hose, the traction wire drives the first limiting block to slide in the first sleeve, the first spring is compressed in the sliding process of the first limiting block, the first limiting block drives the second connecting rod to rotate relative to the first connecting rod, the second connecting rod drives the first connecting rod to rotate relative to the first sleeve, the first connecting rod rotates to drive the pliers heads to rotate towards directions close to each other to clamp foreign matters, the pull rod drives the third connecting rod to rotate in the pulling process, the third connecting rod drives the second clamping block to slide in the bayonets, the first clamping block is extruded when the second clamping block moves, the first clamping block drives the limiting strip to move in the limiting groove in the supporting rod, the second spring is extruded at the same time, after the foreign matters are clamped, the pulling of the pull rod is stopped, the limiting strip is reset by the elasticity generated by the second spring, the first clamping block is driven to clamp the second clamping block, and the foreign matters are kept in a clamping state in the process of taking out; after the foreign matters are taken out, the reset block is pulled to slide in the limit opening, the limit ring is driven to move, the limit ring drives the limit strip to move, the first clamping block cannot clamp the second clamping block, then under the action of spring force, the first limiting block is driven to reset, the annual head is driven to loosen the foreign matters, the first limiting block drives the pull rod to reset through the traction wire, the pull rod drives the third connecting rod to reset, and the third connecting rod drives the second clamping block to move and reset.

The utility model is further provided with: one side of each first clamping block, which is far away from the second sleeve, is provided with an inclined surface which inclines downwards and upwards, and one side of each second clamping block, which is close to the second sleeve, is provided with an inclined surface which inclines downwards from top to bottom.

The utility model is further provided with: one end of each clamp head, which is far away from the traction hose, is provided with a tooth head.

The utility model is further provided with: the pull rod is provided with a pull ring at one end far away from the traction tube, and a handle is arranged between two supporting rods which are oppositely arranged.

Compared with the prior art, the utility model has the following beneficial effects:

Firstly, can save the manpower, prevent that the staff from because of the hand fatigue, in order to take out the in-process, cause the foreign matter to drop, through pulling the pull rod, drive the relative pull rod of third connecting rod to rotate to drive the second fixture block to move towards the direction that is close to the pull rod, after the binding clip cliies the foreign matter, first fixture block can block the second fixture block, and take out the foreign matter in-process, the binding clip can not loosen the foreign matter;

The second spring can keep the clamp head in an open state after the hose is pulled into a human body, and can restore the clamp head from a clamping state to a state of the belt Zhang Kai after the foreign matters are taken out, and meanwhile, the pull rod is driven to restore.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

fig. 2 is a partial cross-sectional view of the present utility model.

In the figure: 1. a first sleeve; 2. a first link; 3. a clamp head; 4. a tooth head; 5. a second link; 6. a first limiting block; 7. a first spring; 8. a traction hose; 9. traction wire; 10. a second sleeve; 11. a second limiting block; 12. a pull rod; 13. a pull ring; 14. a support rod; 15. a limit groove; 16. a bayonet; 17. a limit bar; 18. a first clamping block; 19. a second clamping block; 20. a third link; 21. a second spring; 22. a grip; 23. a limit opening; 24. a reset block; 25. and a limiting ring.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two components can be mechanically connected, can be directly connected or can be indirectly connected through an intermediate medium, and can be communicated with each other. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-2, an auxiliary traction device for a digestive endoscope comprises a traction hose 8, wherein a first sleeve 1 is arranged at the lower end of the traction hose 8, a second sleeve 10 is arranged at the upper end of the traction hose 8, a traction wire 9 is slidably connected in the traction hose 8, a first limiting block 6 is slidably connected with the lower end of the traction wire 9, which stretches into the first sleeve 1, a second limiting block 11 is arranged in the second sleeve 10, two first connecting rods 2 which are arranged at equal intervals are rotatably connected at the lower end of the first sleeve 1, a binding clip 3 is arranged at the lower end of each first connecting rod 2, tooth heads 4 are arranged at the lower end of each binding clip 3, when foreign matters are clamped, the foreign matters are prevented from falling down, a second connecting rod 5 which is rotatably connected with the first limiting block 6 is rotatably connected with the upper end of each first connecting rod 2, a second limiting block 11 is arranged between the outer layer of the traction wire 9 and the first sleeve 1, a first spring head 7 is arranged between the outer layer of the first limiting block 6 and the first sleeve 1, and the binding clip 3 can be driven to be opened by a human body to enter a reset state.

The upper end sliding connection inside the second sleeve 10 has a spacing ring 25, a spacing mouth 23 has been seted up to the upper end in the outside of second sleeve 10, the outside of spacing ring 25 is provided with one with spacing mouth 23 sliding connection's reset piece 24, equidistant two spinal branch poles 14 that are provided with in the upper end of second sleeve 10, be provided with a handle 22 between two spinal branch poles 14, spacing groove 15 has all been seted up to the upside of each spinal branch pole 14, the inside of each spacing groove 15 all sliding connection has a spacing 17, the upper end of each spacing 17 all is provided with a plurality of equidistant first fixture blocks 18 that set up, one side that each first fixture block 18 is close to second sleeve 10 all is provided with from the inclined plane that cuts upwards, all be provided with a second spring 21 between each spacing 17 and the spinal branch pole 14, can make things convenient for spacing 17 to reset.

The bayonet 16 has all been seted up to the upper end of both sides around each spacing groove 15, the inside of each spacing groove 15 all sliding connection has the second fixture block 19 that mutually supports with first fixture block 18, each second fixture block 19 all with correspond bayonet 16 sliding connection and keep away from the inclined plane of second sleeve 10 from the top down that one side is provided with, can make things convenient for second fixture block 19 to take place to slide relative first fixture block 18, the upper end of second stopper 11 is provided with a pull rod 12 with second sleeve 10 sliding connection, the upper end rotation of pull rod 12 is connected with two and is equidistant setting and rotate the third connecting rod 20 of being connected with corresponding second fixture block 19, can keep the binding clip 3 to be in the clamp state after the binding clip 3 presss from both sides tight foreign matter, the upper end of pull rod 12 is provided with a pull ring 13.

The using mode is as follows: the traction hose 8 is stretched into a designated position, the handle 22 is held by hand, the pull rod 12 is pulled through the pull ring 13, the pull rod 12 pulls the second limiting block 11 to slide in the second sleeve 10, the second limiting block 11 pulls the traction wire 9 to slide in the traction hose 8, the traction wire 9 drives the first limiting block 6 to slide in the first sleeve 1, the first limiting block 6 compresses the first spring 7 in the sliding process of the first limiting block 6, the first limiting block 6 drives the second connecting rod 5 to rotate relatively, the second connecting rod 5 drives the first connecting rod 2 to rotate relatively to the first sleeve 1, the first connecting rod 2 rotates to drive the binding clip 3 to rotate towards the mutually approaching direction, the tooth head 4 of the binding clip 3 is clamped, the second connecting rod 20 can be prevented from sliding out of the binding clip 3, foreign matters are clamped, in the process of pulling the pull rod 12, the third connecting rod 20 drives the second clamping block 19 to slide in the bayonet 16, the first clamping block 18 is extruded when the second clamping block 19 moves, the first clamping block 18 drives the limiting bar 17 to move in the limiting groove 15 in the supporting rod 14, meanwhile the second spring 21 is extruded, the foreign matters are clamped, the second clamping block 19 stops moving, the second clamping block 19 is clamped in the elastic force, and the second clamping block is reset, and the second clamping block 19 is kept in the state, and the second clamping block is clamped in the state, and the second clamping block is kept in the state, and the state is clamped by the second clamping spring and is clamped.

After the foreign matters are taken out, the reset block 24 is pulled to slide in the limit opening 23, the limit ring 25 is driven to move, the limit ring 25 drives the limit bar 17 to move, the first clamping block 18 cannot clamp the second clamping block 19, the first clamping block 18 can slide in the bayonet 16, then under the action of spring force, the first limiting block 6 is driven to reset, the annual head is driven to loosen the foreign matters, the first limiting block 6 drives the pull rod 12 to reset through the traction wire 9, the pull rod 12 drives the third connecting rod 20 to reset, and the third connecting rod 20 drives the second clamping block 19 to move to reset.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. Auxiliary traction device of digestive endoscope, including traction hose (8), its characterized in that: the novel traction device comprises a traction hose (8), wherein one end of the traction hose (8) is provided with a first sleeve (1), the other end of the traction hose (8) is provided with a second sleeve (10), the inside of the traction hose (8) is movably connected with a traction wire (9), one end of the traction wire (9) stretches into the first sleeve (1) and is internally provided with a first limiting block (6) which is in sliding connection with the first sleeve, the other end of the traction wire (9) stretches into the second sleeve (10), the inside of the first sleeve (1) stretches into a second limiting block (11) which is in sliding connection with the second sleeve, one end of the first sleeve (1) far away from the traction hose (8) is rotationally connected with a plurality of first connecting rods (2) which are arranged at equal intervals, one end of each first connecting rod (2) far away from the traction hose (8) is provided with a clamp head (3), one end of each first connecting rod (2) far away from the clamp head (3) is rotationally connected with a second connecting rod (5) which is rotationally connected with the first limiting block (6), and the outer side of the traction wire (9) is provided with a first connecting rod (6) between the first limiting blocks (1 and the first connecting rod (7).

The utility model discloses a traction hose, including traction hose (8), second sleeve (10), spacer ring (25) are provided with in equidistant being provided with of one end that second sleeve (10) kept away from traction hose (8), spacing mouth (23) have been seted up to one end that second sleeve (10) kept away from traction hose (8), spacer ring (25) outside be provided with reset piece (24) of spacing mouth (23) sliding connection, spacer groove (15) have all been seted up to one side that each strut (14) kept away from traction hose (8), the outside equidistant spacing (17) that are provided with of spacer ring (25) and correspond spacer groove (15) sliding connection, the one end equidistant spacing that each spacer (17) kept away from traction hose (8) is provided with polylith first fixture block (18), all be provided with second spring (21) between each spacer (17) and the corresponding strut (14);

Bayonet sockets (16) are formed in the front side and the rear side of each limiting groove (15), second clamping blocks (19) matched with corresponding first clamping blocks (18) are slidably connected in the limiting grooves (15), each second clamping block (19) is slidably connected with the corresponding bayonet socket (16), one end, away from the traction wire (9), of each second limiting block (11) is provided with a pull rod (12) slidably connected with the second sleeve (10), one end, away from the traction, of each pull rod (12) is rotatably connected with a plurality of third connecting rods (20) rotatably connected with the corresponding second clamping blocks (19).

2. A digestive endoscopy assisted traction device according to claim 1, wherein: one side of each first clamping block (18) far away from the second sleeve (10) is provided with a slope which inclines upwards from bottom to top, and one side of each second clamping block (19) near the second sleeve (10) is provided with a slope which inclines downwards from top to bottom.

3. A digestive endoscopy assisted traction device according to claim 1, wherein: one end of each clamp head (3) far away from the traction hose (8) is provided with a tooth head (4).

4. A digestive endoscopy assisted traction device according to claim 1, wherein: one end of the pull rod (12) far away from the traction tube is provided with a pull ring (13), and a handle (22) is arranged between two supporting rods (14) which are oppositely arranged.