CN219183639U

CN219183639U - Biopsy cap of endoscope

Info

Publication number: CN219183639U
Application number: CN202223311103.9U
Authority: CN
Inventors: 王秋荣; 徐永斌; 叶海军; 魏斌
Original assignee: Hangzhou Xinzeyuan Medical Technology Co ltd
Current assignee: Hangzhou Xinzeyuan Medical Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-16
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the technical field of medical endoscopes and discloses a biopsy cap of an endoscope, which comprises a cap body, wherein a plurality of through holes are formed in the side wall of the cap body, an annular groove is formed in the inner wall of the right side of the cap body, which is positioned on the through holes, a connecting ring is arranged on the inner wall of the annular groove, a threaded ring is arranged on the inner wall of the connecting ring, a connecting rod is hinged to the side wall of the connecting ring, a cavity is formed in the inner wall of the cap body, which is positioned on the left side of the through holes, a rotating shaft is rotatably connected to the inner wall of the cavity, a torsion spring and a movable rod are sleeved on the shaft wall of the rotating shaft, one end of the torsion spring is fixedly connected to the inner wall of the cap body, and the other end of the torsion spring is fixedly connected to the rod wall of the movable rod. The utility model can reduce the contact between the cap body and human tissues, reduce friction, improve the supporting capability of the biopsy cap and improve the observation effect of the endoscope.

Description

Biopsy cap of endoscope

Technical Field

The utility model relates to the technical field of medical endoscopes, in particular to a biopsy cap of an endoscope.

Background

With the development of medical technology, endoscopes are common medical instruments for observing and acquiring images of digestive tracts and digestive organs, doctors can directly acquire the images in the digestive tracts through the endoscopes so as to diagnose and treat digestive system diseases, and in the process of using the endoscopes for biopsy, caps are sleeved at the end parts of the endoscopes, so that the endoscopes can be protected, and the using effect of the endoscopes is improved.

Through retrieval, chinese patent publication No. CN113974527A discloses an endoscope front end cap which comprises a tubular front end part and a rear end endoscope matching part which are connected with each other, wherein the inner walls of the front end part and the rear end endoscope matching part are frosted surfaces, a hard part is fixedly connected to the inner side of the front end part, and a soft layer is coated on the hard part;

in the above patent, during the movement of the endoscope, the side surface of the biopsy cap is in complete contact with the tissue inside the person to be detected, so that the friction is high, the discomfort of the person to be detected is possibly caused, and the tissue inside the person to be detected is extruded outside the cap body, so that the observation effect of the endoscope is possibly affected. Accordingly, the present utility model contemplates a biopsy cap for an endoscope.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, the side face of a biopsy cap is in complete contact with internal tissues of a person to be detected, discomfort of the person to be detected is possibly caused by high friction, and the internal tissues of the person to be detected are extruded on the outer side of a cap body to possibly influence the observation effect of an endoscope.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a biopsy cap of endoscope, includes the cap body, a plurality of through-holes have been seted up on the lateral wall of the cap body, the cap body is located the right side inner wall of through-hole and begins to have the annular groove, the inner wall of annular groove is provided with the go-between, the inner wall of go-between is provided with the screwed ring, articulated on the lateral wall of go-between is provided with the connecting rod, the cap body is located the left inner wall of through-hole and begins to have the cavity, the inner wall of cavity rotates and is connected with the pivot, cup joint on the axial wall of pivot is provided with torsional spring and movable rod, the one end fixed connection of torsional spring is at the inner wall of the cap body, the other end fixed connection of torsional spring is on the pole wall of movable rod, the one end fixedly connected with bracing piece that the movable rod deviates from the pivot has seted up the spout on the lateral wall of movable rod, the inner wall slip of spout is provided with the stopper, the one end that the connecting rod deviates from the go-between extends to the cavity and articulates the setting on the lateral wall of stopper.

Preferably, the cross section of stopper sets up to the convex piece, the inner wall of spout and stopper phase-match.

Preferably, the inner wall of the cap body, which is positioned in the through hole, is provided with a sealing ring, and the inner wall of the sealing ring is tightly pressed on the rod wall of the connecting rod.

Preferably, the inner walls of the upper end and the lower end of the cap body, which are positioned in the annular groove, are respectively and fixedly connected with a sliding rod, the rod walls of the two sliding rods are respectively and slidably provided with a sliding block, and one side corresponding to the two sliding blocks is fixedly connected with the connecting ring.

Preferably, the inner wall of the cap body positioned in the through hole is fixedly connected with a guide ring, and one side of the guide ring, corresponding to the through hole, is provided with an inclined plane.

Preferably, the inner wall of the cap body on the right side of the annular groove is fixedly connected with a guide ring, a rounding angle is formed in the side wall of the guide ring, and a compression ring is arranged at the right end of the cap body.

Preferably, one side of the support rod, which is away from the cap body, is provided with a curved surface, and the left end of the cap body is provided with a support ring.

Compared with the prior art, the utility model provides a biopsy cap of an endoscope, which has the following beneficial effects:

1. this biopsy cap of endoscope promotes the connecting rod through the go-between and removes, makes the connecting rod promote the stopper along the inner wall slip of spout, drives the movable rod and rotates on the axial wall of pivot, makes the right side perk of bracing piece, and the outside of the cap body sets up the body of rod that spends several slopes, struts the inner wall of human tissue, and it is more smooth and easy when making the endoscope extend to human inside, reduces the friction with human tissue inner wall.

2. This biopsy cap of endoscope can be with the timely water conservancy diversion of liquid to through-hole department through the water conservancy diversion ring, the water conservancy diversion ring is convenient for the endoscope dock to the screwed ring on, and the compactness of endoscope and cap body junction can be guaranteed to the clamping ring, prevents to have the liquid to ooze to the inside of the cap body along the connection of endoscope and cap body, influences the use of endoscope.

The utility model can reduce the contact between the cap body and human tissues, reduce friction, improve the supporting capability of the biopsy cap and improve the observation effect of the endoscope.

Drawings

FIG. 1 is a schematic view of a biopsy cap of an endoscope according to the present utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of the part B of FIG. 1;

fig. 4 is a structural perspective view of the slider of fig. 3.

In the figure: the novel nut comprises a nut body 1, a through hole 2, a connecting ring 3, a threaded ring 4, a connecting rod 5, a rotating shaft 6, a torsion spring 7, a movable rod 8, a supporting rod 9, a limiting block 10, a sealing ring 11, a sliding rod 12, a sliding block 13, a guiding ring 14, a guiding ring 15, a pressing ring 16 and a supporting ring 17.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

Referring to fig. 1-3, a biopsy cap of endoscope, including the cap body 1, a plurality of through-holes 2 have been seted up on the lateral wall of cap body 1, the cap body 1 is located the right side inner wall of through-hole 2 and begins to have annular groove, annular groove's inner wall is provided with go-between 3, the inner wall of go-between 3 is provided with screwed ring 4, articulated on the lateral wall of go-between 3 is provided with connecting rod 5, the inner wall that cap body 1 is located the through-hole 2 left side begins to have the cavity, the inner wall rotation of cavity is connected with pivot 6, cup joint on the axial wall of pivot 6 is provided with torsional spring 7 and movable rod 8, the one end fixed connection of torsional spring 7 is at the inner wall of cap body 1, the other end fixed connection of torsional spring 7 is on the wall of movable rod 8, one end fixedly connected with bracing piece 9 of movable rod 8, the spout has been seted up on the lateral wall of movable rod 8, the inner wall slip of spout is provided with stopper 10, one end that the connecting rod 5 deviates from go-between 3 extends to the cavity and articulates and sets up on the lateral wall of stopper 10.

The through hole 2 can flow out the liquid that flows into the inside of the cap body 1 to the outside of the cap body 1 in time, through the inner wall of the threaded ring 4 with the endoscope threaded connection, thereby can be with the stable installation of the cap body 1 on the endoscope, when the endoscope extends inside the health, the inner wall of the cap body 1 and human tissue can have certain friction, the endoscope that makes can promote the go-between 3 slides along annular groove, thereby promote connecting rod 5 and remove, make connecting rod 5 promote stopper 10 to slide along the inner wall of spout, thereby can drive movable rod 8 to rotate on the axial wall of pivot 6, and make the right side perk of bracing piece 9, the outside of the cap body 1 sets up the body of rod that spends several slopes, prop up the inner wall of human tissue, when making the endoscope extend to the inside of the human body more smooth and reduce the friction with human tissue inner wall, otherwise when taking out the endoscope, the left side perk of bracing piece 9, make bracing piece 9 reverse perk, make the endoscope take out more smooth.

Example two

Referring to fig. 2-4, the cross section of the limiting block 10 is set to be a convex block, the inner wall of the sliding groove is matched with the limiting block 10, the inner wall of the cap body 1 positioned in the through hole 2 is provided with a sealing ring 11, the inner wall of the sealing ring 11 is pressed and arranged on the rod wall of the connecting rod 5, the inner walls of the upper end and the lower end of the cap body 1 positioned in the annular groove are respectively fixedly connected with sliding rods 12, the rod walls of the two sliding rods 12 are respectively provided with sliding blocks 13 in a sliding manner, and one side corresponding to the two sliding blocks 13 is fixedly connected with the connecting ring 3.

The stopper 10 sets up to the convexity can be when sliding along the inner wall of spout, prevents to roll off to the outside of spout, and sealing ring 11 can prevent because liquid inflow to the inside of annular groove, influences the flowing back effect, and two sliders 13 slide on the pole wall along slide bar 12 can improve go-between 3 along the inside gliding stability of annular groove.

Example III

Referring to fig. 1-2, the inner wall of the cap body 1 located in the through hole 2 is fixedly connected with a guide ring 14, one side of the guide ring 14, opposite to the through hole 2, is provided with an inclined plane, the inner wall of the cap body 1 located on the right side of the annular groove is fixedly connected with a guide ring 15, the side wall of the guide ring 15 is provided with a rounding corner, the right end of the cap body 1 is provided with a compression ring 16, one side of the support rod 9, which faces away from the cap body 1, is provided with a curved surface, and the left end of the cap body 1 is provided with a support ring 17.

The water conservancy diversion ring 14 can be with the timely water conservancy diversion of liquid to through-hole 2 departments, and the guide ring 15 is convenient for the endoscope dock to on the screwed ring 4, can guarantee the compactness of endoscope and cap 1 junction through clamping ring 16, prevent to have the liquid to infiltrate to the inside of cap 1 along the connection of endoscope and cap 1, influence the use of endoscope, and support ring 17 can improve stable support simultaneously and have been crossed down, and when ware edge set up to the arc can play the separation effect, make the cap 1 remove.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A biopsy cap for an endoscope, comprising a cap body (1), characterized in that: the novel cap is characterized in that a plurality of through holes (2) are formed in the side wall of the cap body (1), the right side inner wall of the cap body (1) is provided with an annular groove, the inner wall of the annular groove is provided with a connecting ring (3), the inner wall of the connecting ring (3) is provided with a threaded ring (4), the side wall of the connecting ring (3) is hinged with a connecting rod (5), the inner wall of the cap body (1) is provided with a cavity, the inner wall of the cavity is rotationally connected with a rotating shaft (6), the shaft wall of the rotating shaft (6) is sleeved with a torsion spring (7) and a movable rod (8), one end of the torsion spring (7) is fixedly connected with the inner wall of the cap body (1), the other end of the torsion spring (7) is fixedly connected with the rod wall of the movable rod (8), one end of the movable rod (8) is fixedly connected with a supporting rod (9) deviating from the rotating shaft (6), a sliding groove is formed in the side wall of the movable rod (8), the sliding groove is provided with a limiting block (10) in a sliding mode, and one end of the connecting rod (3) deviating from the rotating rod (6) extends to the side wall of the cavity (10).

2. The biopsy cap of claim 1, wherein: the cross section of the limiting block (10) is provided with a convex block, and the inner wall of the sliding groove is matched with the limiting block (10).

3. The biopsy cap of claim 1, wherein: the inner wall of the cap body (1) positioned in the through hole (2) is provided with a sealing ring (11), and the inner wall of the sealing ring (11) is tightly pressed on the rod wall of the connecting rod (5).

4. The biopsy cap of claim 1, wherein: the cap body (1) is located the upper and lower both ends inner wall of annular groove and fixedly connected with slide bar (12) respectively, and two slide bar (12) are provided with slider (13) on the pole wall of slide bar respectively in a sliding way, two slider (13) corresponding one side and go-between (3) fixed connection.

5. The biopsy cap of claim 1, wherein the inner wall of the cap body (1) positioned at the through hole (2) is fixedly connected with a guide ring (14), and one side of the guide ring (14) opposite to the through hole (2) is provided with an inclined plane.

6. The biopsy cap of claim 1, wherein: the inner wall of the cap body (1) positioned on the right side of the annular groove is fixedly connected with a guide ring (15), a rounding angle is formed in the side wall of the guide ring (15), and the right end of the cap body (1) is provided with a compression ring (16).

7. The biopsy cap of claim 1, wherein: one side of the supporting rod (9) deviating from the cap body (1) is set to be a curved surface, and the left end of the cap body (1) is provided with a supporting ring (17).