CN211751699U

CN211751699U - Bend-adjusting sheath tube handle

Info

Publication number: CN211751699U
Application number: CN201922458631.9U
Authority: CN
Inventors: 周华珍; 徐宏; 王礼明
Original assignee: Hangzhou Kunbo Biotechnology Co Ltd
Current assignee: Hangzhou Kunbo Biotechnology Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-27
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to the technical field of medical equipment, in particular to a bending-adjusting sheath tube handle, which comprises a handle body and a catheter, wherein the catheter is arranged on the handle body in a penetrating way, the handle body consists of an upper shell and a lower shell, and the upper shell and the lower shell are mutually clamped and matched; go up sliding connection on the casing and have a slider, the pillar is located the handle is originally internal, the slider with the pillar is connected, just the pillar is equipped with the slide, be equipped with the locating plug down on the casing, be equipped with the socket on the locating plug, the near-end contact of slide inserts in the locating plug, the distal end of pipe is equipped with the electrode tip, and the stay cord is located in the pipe, just the near-end fixed connection of stay cord is in on the pillar, the distal end fixed connection of stay cord is in on the electrode tip. The bending adjusting sheath tube handle is convenient for locking the bending degree of the catheter, and is simple to operate and convenient to use.

Description

Bend-adjusting sheath tube handle

Technical Field

The utility model relates to the technical field of medical equipment, specifically a transfer curved sheath pipe handle.

Background

In clinical procedures such as biopsy sampling, bacteriology and cytology examination of a diseased region by using a respiratory endoscope, an outer sheath (catheter) is often used as a channel for an inner sheath extending into a lumen of the outer sheath to reach the diseased region conveniently. At present, transfer curved sheath pipe handle can't carry out the locking to the pipe crookedness when using, lead to medical personnel when the operation of performing the operation, need adjust the operation all the time to make the pipe keep in a stable curved state, this kind of operation process is comparatively loaded down with trivial details, has increased the operation degree of difficulty. In addition, because the outer sheath still needs to drive its inside inner sheath pipe to bend together when crooked, the power that needs pulling outer sheath pipe and make its bending is great relatively, has further increased the crooked degree of difficulty. In view of this, how to realize a bending sheath handle capable of maintaining the bending degree of the catheter is a problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accent curved sheath pipe handle to the accent curved sheath pipe handle that proposes in solving above-mentioned background art is not convenient for carry out the problem of locking to the pipe crookedness when using.

In order to achieve the above object, the utility model provides a following technical scheme:

a bending-adjusting sheath tube handle comprises a handle body and a catheter, wherein the catheter is arranged on the handle body in a penetrating mode, the handle body is composed of an upper shell and a lower shell, and the upper shell and the lower shell are mutually clamped and matched;

go up sliding connection on the casing and have a slider, the pillar is located this internally of handle, the slider with the pillar is connected, just the pillar is equipped with the slide, be equipped with the location stopper on the casing down, be equipped with the socket on the location stopper, the near-end contact of slide inserts in the location stopper, the distal end of pipe is equipped with the electrode tip, and the stay cord is located in the pipe, just the near-end fixed connection of stay cord is in on the pillar, the distal end fixed connection of stay cord is in on the electrode head, when sliding during the slider, the slider drives the pillar is in this internal removal of handle, and the stay cord tightens up the pipe through the electrode tip for the pipe takes place to buckle.

Preferably, the upper shell is provided with a buckle, the lower shell is provided with a clamping groove, and the upper shell is in clamping fit with the clamping groove through the buckle, so that the upper shell and the lower shell are in mutual clamping fit.

Preferably, the distal end of the handle body is provided with a front cap, the proximal end of the handle body is provided with a rear cap, and the front cap and the rear cap are used for fixing two ends of the handle body.

Preferably, the distal end of the handle body is provided with a sleeve which plays a role in protecting the catheter.

Preferably, the sleeve is a flexible bellows.

Preferably, a sliding groove is formed in the upper shell, and the sliding block is in sliding connection with the upper shell through the sliding groove.

Preferably, the spout is the bar hole, just the both ends in bar hole are the arc.

Preferably, the support is provided with a bolt, the lower surface of the sliding block is provided with a jack, and the sliding block is inserted into the bolt through the jack.

Preferably, the lower shell is provided with a limiting block, and the limiting block is used for limiting the moving range of the strut in the handle body.

Preferably, the bottom surface of the pillar is provided with a screw hole, a bolt is connected with the screw hole through an internal thread, and the near end of the pull rope is fixed on the pillar through the bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

this transfer curved sheath pipe handle, when the slider on the slip handle body, the slider drives the pillar and removes in the handle body, and the stay cord tightens up the pipe through the electrode tip, make the pipe take place to bend, be convenient for operation and use, in addition, the near-end contact of slide inserts in the socket of location stopper, because the contact produces the friction, friction between slide and the socket inner wall is greater than the pulling force of crooked back stay cord of pipe to the pillar, a locking for the crookedness of pipe, the medical personnel of being convenient for perform the operation, the problem that the solution was transferred curved sheath pipe handle and is not convenient for carry out the locking to the pipe crookedness when using.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the handle body of the present invention;

FIG. 3 is a schematic view of the structural formula of the middle pillar of the present invention;

fig. 4 is a schematic structural diagram of the middle catheter of the present invention.

In the figure: 1. a handle body; 11. an upper housing; 111. a chute; 12. a lower housing; 13. a slider; 14. a front cap; 141. a rear cap; 2. a pillar; 21. a slide plate; 22. a positioning plug; 221. a socket; 23. a bolt; 231. a bolt; 24. a limiting block; 3. a conduit; 31. pulling a rope; 311. an electrode tip; 32. a sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. "proximal" is the end closer to the user and "distal" is the end further from the user.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a transfer curved sheath pipe handle, includes handle body 1 and pipe 3, and pipe 3 wears to establish on the handle body, and is specific, and handle body 1 comprises last casing 11 and lower casing 12, and goes up casing 11 and the mutual joint cooperation of casing 12 down. Wherein, sliding connection has slider 13 on the upper shell 11, pillar 2 is located handle body 1, slider 13 is connected with pillar 2, and pillar 2 is equipped with slide 21, be equipped with locating plug 22 on the lower shell 12, be equipped with socket 221 on the locating plug 22, the near-end contact of slide 21 inserts in locating plug 22, the distal end of pipe 3 is equipped with electrode tip 311, stay cord 31 is located pipe 3, and the near-end fixed connection of stay cord 31 is on pillar 2, the distal end fixed connection of stay cord 31 is on electrode tip 311, when sliding slider 13, slider 13 drives pillar 2 and removes in handle body 1, and stay cord 31 tightens up pipe 3 through electrode tip 311, make pipe 3 take place to buckle.

In this embodiment, handle body 1 wholly adopts PVC (polyvinyl chloride) material, changes the material and has good wear-resisting corrosion resistance, and the structure is firm, and advantages such as cost is lower delay its life. In addition, the positioning plug 22 is made of flexible rubber material, and the size of the insertion hole 221 of the positioning plug 22 can be slightly smaller than the longitudinal sectional area of the sliding block 13, so that the sliding block is tightly inserted into the insertion hole 221, and the stabilizing effect is increased.

Further, go up and be equipped with a plurality of buckle on the casing 11, be equipped with a plurality of draw-in groove on the casing 12 down, and go up the casing 11 and cooperate through the buckle with the draw-in groove joint on the casing 12 down, be convenient for utilize the mode of the mutual joint of buckle and draw-in groove to carry out the equipment of handle body 1, it is more simple and convenient to operate. It should be noted that, in this embodiment, the structures of the buckle and the card slot are not limited at all, as long as the clamping connection between the buckle and the card slot can be realized.

Besides, the distal end of the handle body 1 is provided with the front cap 14, the proximal end of the handle body 1 is provided with the rear cap 141, the front cap 14 and the rear cap 141 are used for fixing two ends of the handle body 1, and the front cap 13 and the rear cap 14 can be fixed on the handle body 1 by means of plugging or clamping. In brief, when the upper shell 11 and the lower shell 12 are joined together to form the handle body 1, the front cap 14 is sleeved on the distal end of the handle body, and the rear cap 141 is sleeved on the proximal end of the handle body.

It is worth to be noted that, the sliding groove 111 is disposed on the upper housing 11, and the sliding block 13 is slidably connected to the upper housing 11 through the sliding groove 111, so that the end of the sliding block 13 extending into the handle body 1 through the sliding groove 111 is connected to the pillar 2, and in the process of pushing the sliding block 13 to slide in the sliding groove 111, the pillar 2 drives the sliding plate 21 to move between the upper housing 11 and the lower housing 12. In this embodiment, the sliding groove 111 is a strip-shaped hole, and two ends of the strip-shaped hole are arc-shaped, so as to reduce the gap between the sliding blocks 13 at two ends of the sliding groove 111, and make the two closely fit.

Specifically, be equipped with bolt 23 on the pillar 2, the lower surface of slider 13 is equipped with the jack, and slider 13 passes through the jack and pegs graft on bolt 23, is convenient for fix slider 13 installation on pillar 2, and the head of bolt is vertical upwards, and the opening of jack is vertical downwards to assemble.

Further, be equipped with stopper 24 in the lower casing 12, stopper 24 is used for pillar 2 to carry out limiting displacement when removing in handle body 1, is convenient for utilize stopper 24 to play limiting displacement to pillar 2 of removal in-process, restriction pillar 2's moving range. The stopper 24 is cruciform and may be made of flexible rubber and may further provide cushioning.

Furthermore, a screw hole is formed in the bottom surface of the support column 2, a bolt 231 is connected to the screw hole through a thread, the proximal end of the pull rope 31 is fixed to the support column 2 through the bolt 231, a circular hole communicated with the screw hole is formed in the support column 2, one end of the pull rope 31 extends into the screw hole through the circular hole, and the pull rope 31 is fixed to the support column 2 through screwing the bolt 231 into the screw hole. The proximal end of the pulling rope 31 may be held between the screw hole of the pillar 2 and the bolt 231, or the proximal end of the pulling rope may be directly fixedly attached to the bolt 231.

In this embodiment, one end of the handle body 1 is provided with the sleeve 32 which protects the catheter 3, in this embodiment, the sleeve 32 is a flexible corrugated pipe, and can be made of a flexible rubber material, and has a certain rigid deformation resistance, and the sleeve 32 is in sleeved fit with the catheter 3 to prevent the catheter 3 from being broken when in use.

Specifically, the locating plug 22 is made of rubber, and the material has good wear-resisting and anti-skidding capacity, so that after the sliding plate 21 is plugged into the socket 221, the friction between the sliding plate 21 and the inner wall of the socket 221 is greater than the pulling force of the pull rope 31 to the support column 2 after the guide pipe 3 is bent, namely, damping is generated, and the locating plug 22 is convenient to limit the sliding plate 21.

When the bending-adjusting sheath tube handle is used, the handle body 1 is composed of an upper shell 11 and a lower shell 12, a support column 2 is arranged in the handle body 1, sliding plates 21 are arranged on two sides of the support column 2, a positioning plug 22 for locking is arranged at one end of each sliding plate 21, one end of each sliding plate 21 is inserted into a socket 221 on each positioning plug 22, each positioning plug 22 made of rubber has good wear-resisting and skid-resisting capabilities, after the sliding plates 21 are inserted into the sockets 221, the friction between the sliding plates 21 and the inner walls of the sockets 221 is larger than the pulling force of a pulling rope 31 on the support column 2 after a catheter 3 is bent, the positioning plugs 22 are convenient to limit the sliding plates 21, the pulling rope 31 is used for locking the bending degree of the catheter 3, and is convenient for medical personnel to perform operation, meanwhile, when the sliding blocks 13 on the handle body 1 are slid, the sliding blocks 13 drive the support column 2 to move in, make pipe 3 take place the bending, the operation and the use of being convenient for solve and transfer curved sheath pipe handle and be not convenient for carry out the problem of locking to the pipe crookedness when using. It should be noted that the catheter 3 controlled by the bending adjustment sheath handle in the present embodiment is an inner sheath that can be used in combination with the outer sheath in the related art, and therefore, the bending effect can be further improved by directly controlling the bending of the inner sheath, and the bending accuracy of this bending method is higher than that of the method of controlling the outer sheath to drive the inner sheath in the related art.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a transfer curved sheath pipe handle, includes handle body (1) and pipe (3), pipe (3) are worn to establish on the handle body, its characterized in that: the handle body (1) consists of an upper shell (11) and a lower shell (12), and the upper shell (11) and the lower shell (12) are mutually clamped and matched;

go up sliding connection on casing (11) and have slider (13), pillar (2) are located in handle body (1), slider (13) with pillar (2) are connected, just pillar (2) are equipped with slide (21), be equipped with location stopper (22) on casing (12) down, be equipped with socket (221) on location stopper (22), the near-end contact of slide (21) inserts in location stopper (22), the distal end of pipe (3) is equipped with electrode tip (311), stay cord (31) are located in pipe (3), and the near-end fixed connection of stay cord (31) is on pillar (2), the distal end fixed connection of stay cord (31) is in on electrode tip (311), when sliding during slider (13), slider (13) drive pillar (2) are in handle body (1) removes, and the pull rope (31) tightens the guide pipe (3) through the electrode head (311) so that the guide pipe (3) is bent.

2. The bending sheath handle according to claim 1, wherein: the improved structure is characterized in that a buckle is arranged on the upper shell (11), a clamping groove is formed in the lower shell (12), and the upper shell (11) is matched with the clamping groove in a clamping mode through the buckle, so that the upper shell (11) and the lower shell (12) are matched in a clamping mode.

3. The bending sheath handle according to claim 1, wherein: the handle is characterized in that a front cover cap (14) is arranged at the far end of the handle body (1), a rear cover cap (141) is arranged at the near end of the handle body (1), and the front cover cap (14) and the rear cover cap (141) are used for fixing the two ends of the handle body (1).

4. The bending sheath handle according to claim 1, wherein: the far end of the handle body (1) is provided with a sleeve (32) which plays a role in protecting the catheter (3).

5. The bending sheath handle according to claim 4, wherein: the sleeve (32) is a flexible bellows.

6. The bending sheath handle according to claim 1, wherein: the upper shell (11) is provided with a sliding groove (111), and the sliding block (13) is in sliding connection with the upper shell (11) through the sliding groove (111).

7. The bending sheath handle according to claim 6, wherein: the spout (111) are the bar hole, just the both ends in bar hole are the arc.

8. The bending sheath handle according to claim 1, wherein: the support column (2) is provided with a bolt (23), the lower surface of the sliding block (13) is provided with a jack, and the sliding block (13) is inserted into the bolt (23) through the jack.

9. The bending sheath handle according to claim 1, wherein: and a limiting block (24) is arranged on the lower shell (12), and the limiting block (24) is used for limiting the moving range of the strut (2) in the handle body (1).

10. The bending sheath handle according to claim 1, wherein: the bottom surface of the support column (2) is provided with a screw hole, a bolt (231) is connected with the screw hole in an internal thread mode, and the near end of the pull rope (31) is fixed on the support column (2) through the bolt (231).