CN213697137U - Be used for microscler foreign matter antiskid of alimentary canal to go out foreign matter pincers - Google Patents

Abstract

The utility model provides a pair of forceps for preventing long foreign bodies in alimentary canal from slipping out of foreign bodies, relating to the technical field of medical equipment; the pull rope pulling device comprises a handle, a sliding block, an outer pipe, a pull rope and a net sleeve, wherein the handle is provided with a sliding groove, the sliding block is slidably installed in the sliding groove, the pull rope is sleeved inside the outer pipe, the sliding block is connected with the rear end of the pull rope, the front end of the pull rope is bent into a circular ring, the front end of the pull rope is sleeved on the pull rope through a ferrule, and an opening of the net sleeve is fixedly connected to the circular ring; the middle part of the net sleeve is of an elastic inward-contracting structure, so that the net sleeve is integrally calabash-shaped; the utility model prevents the foreign body from sliding off in the process of clamping; is suitable for the pincers to take longer foreign matters, the utility model discloses simple structure, convenient to use has enlarged the application scope of foreign matter pincers, easily promotes.

Description

Be used for microscler foreign matter antiskid of alimentary canal to go out foreign matter pincers

Technical Field

The utility model belongs to the technical field of medical equipment, specifically be a be used for microscler foreign matter antiskid of alimentary canal to go out foreign matter pincers.

Background

At present, taking out of polyp or other foreign matters after cutting into under the net type foreign matter pincers mainly used scope, in gastroenterology treatment, often need use the foreign matter pincers to carry out the centre gripping to the foreign matter and take out, current foreign matter pincers that are used for in the alimentary canal are ordinary scissors form centre gripping pincers, and the basket bearing capacity of foreign matter pincers tip is little, can appear the problem that landing or drop when pincers go out to great or the long foreign matter of shape.

SUMMERY OF THE UTILITY MODEL

The utility model discloses in order to overcome prior art's not enough, provide one kind and be used for the microscler foreign matter of alimentary canal antiskid to go out foreign matter pincers, solve the problem that foreign matter pincers in the alimentary canal are easy landing or drop when the great or long foreign matter of shape is got to the pincers.

In order to achieve the above purpose, the present invention is achieved by the following technical solutions.

The forceps for preventing foreign matters from slipping out of the long foreign matters in the alimentary canal comprise a handle, a sliding block, an outer tube, a pulling rope and a net sleeve, wherein the handle is provided with a sliding groove, the sliding block is slidably installed in the sliding groove, the pulling rope is sleeved inside the outer tube, the sliding block is connected with the rear end of the pulling rope, the front end of the pulling rope is bent into a circular ring, the end part of the front end is sleeved on the pulling rope through a ferrule, and an opening of the net sleeve is fixedly connected to the circular ring; the middle part of the net sleeve is of an elastic inward-contracting structure, so that the net sleeve is integrally gourd-shaped; the depth of the net cover is 2-4 times of the diameter of the circular ring, and the thickness of the net cover is 0.05-0.1 mm.

Further, the ferrule and the front end of the inhaul cable are integrally formed.

Further, the handle is provided with a finger sleeve hole.

Further, the depth of the net cover is 2 times of the diameter of the circular ring.

The utility model discloses produced beneficial effect does for prior art.

The utility model adopts the structure that one end of the stay cable is connected with the slide block, and the other end is movably sleeved on the stay cable, when foreign matters fall into the net sleeve, the ring can be reduced by pulling back the stay cable, and then the foreign matters are locked from the upper part, so as to prevent the foreign matters from falling; secondly, an elastic retraction structure is arranged in the middle of the net sleeve, so that foreign matters can be tightly held from the middle to prevent the foreign matters from sliding out; the depth of the net cover is 2-4 times of the diameter of the circular ring, is obviously larger than the depth of the existing net cover, is suitable for clamping and taking longer foreign matters, has simple structure and convenient use, enlarges the application range of the foreign matter clamp, and is easy to popularize.

Drawings

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly understood, the following drawings are combined for illustration:

FIG. 1 is a schematic structural view of a foreign body forceps according to an embodiment;

FIG. 2 is a schematic structural diagram of a mesh cover according to an embodiment;

FIG. 3 is a schematic view of the embodiment after foreign matter is removed by the mesh holder;

in the figure, 1 is a handle, 2 is a sliding block, 3 is an outer tube, 4 is a pull rope, 5 is a net sleeve, 6 is a circular ring, 7 is a ferrule, 8 is an elastic retraction structure, 9 is a finger sleeve hole, and 10 is a foreign body.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.

As shown in figure 1, the forceps for preventing the long foreign bodies in the alimentary canal from slipping out comprises a handle 1, a slide block 2, anouter tube 3, apull rope 4 and a net sleeve 5, wherein the handle 1 is provided with a finger sleeve hole 9. The handle 1 is provided with a sliding groove, the slider 2 is slidably arranged in the sliding groove, the slider 2 can slide back and forth along the sliding groove by pushing or pulling the handle 1, thepull cable 4 is sleeved inside theouter tube 3, the slider 2 is connected with the rear end of thepull cable 4, the front end of thepull cable 4 is bent into a ring 6, the end part of the front end of thepull cable 4 is bent into a ferrule 7 (shown in figure 2), theferrule 7 is sleeved on thepull cable 4, so that the ring 6 can be contracted by controlling the length of thepull cable 4, and the opening of the net sleeve 5 is fixedly connected to the ring 6; the middle part of the net sleeve 5 is an elastic inward-contracting structure 8, so that the net sleeve 5 is integrally calabash-shaped; the depth of the net sleeve 5 is 2 times of the diameter of the circular ring 6, the material of the net sleeve 5 is the same as that of the medical rubber glove, and the thickness of the net sleeve 5 is 0.05-0.1 mm.

In the use process, during the initial state, ring 6 and net cover 5 all contract inouter tube 3, under the cooperation of endoscope, the foreign matter pincers get into the alimentary canal, promote handle 1, make slider 2 move forward push outouter tube 3 with ring 6 and the net cover 5 ofcable 4 front end together, pick upforeign matter 10 with net cover 5 pincers, after the foreign matter got into net cover 5, the middle part was blocked byelasticity retraction structure 8, make slider 2 move backwardpull cable 4 backward,cable 4 can make ring 6 shrink tightly alonglasso 7 like this, thereby block the upper portion offoreign matter 10, prevent thatforeign matter 10 from slipping out and dropping at the in-process of taking out (as shown in fig. 3).

In the embodiment, the structure that one end of theinhaul cable 4 is connected with the sliding block 2 and the other end of theinhaul cable 4 is movably sleeved on theinhaul cable 4 is adopted, and when theforeign matters 10 fall into the net sleeve 5, the ring 6 can be reduced by pulling back theinhaul cable 4, so that theforeign matters 10 are locked from the upper part and prevented from falling; secondly, anelastic retraction structure 8 is arranged in the middle of the net sleeve 5, andforeign matters 10 can be tightly held from the middle to prevent the net sleeve from sliding out; the depth of the net sleeve 5 is 2-4 times of the diameter of the circular ring 6, is obviously larger than that of the existing net sleeve, is suitable for clamping and taking long foreign matters, and has the advantages of simple structure, convenient use, enlarged application range of the foreign matter clamp and easy popularization.

The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.

Claims (4)

1. The forceps for preventing the long foreign matters in the digestive tract from slipping out comprise a handle (1), a sliding block (2), an outer tube (3), a pull rope (4) and a net sleeve (5), wherein the handle (1) is provided with a sliding groove, the sliding block (2) is slidably mounted in the sliding groove, the pull rope (4) is sleeved inside the outer tube (3), and the sliding block (2) is connected with the rear end of the pull rope (4), and is characterized in that the front end of the pull rope (4) is bent into a circular ring (6), the end part of the front end is sleeved on the pull rope (4) through a ferrule (7), and an opening of the net sleeve (5) is fixedly connected to the circular ring (6); the middle part of the net sleeve (5) is an elastic inward-contracting structure (8), so that the net sleeve (5) is integrally calabash-shaped; the depth of the net sleeve (5) is 2-4 times of the diameter of the circular ring (6), and the thickness of the net sleeve (5) is 0.05-0.1 mm.

2. The forceps for preventing foreign body slip for the long foreign body in the alimentary canal according to claim 1, wherein the ferrule (7) is integrally formed with the front end of the pulling rope (4).

3. The forceps for preventing foreign bodies from slipping out of the long foreign bodies in the alimentary canal according to claim 1, characterized in that the handle (1) is provided with finger holes (9).

4. The forceps for preventing foreign bodies from slipping out of the long foreign bodies in the alimentary canal according to claim 1, characterized in that the depth of the net (5) is 2 times the diameter of the circular ring (6).

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