CN220327476U - Biopsy forceps limiter - Google Patents

Abstract

The utility model discloses a biopsy forceps limiter which comprises a biopsy forceps body, wherein a scale mark is arranged on one side of the biopsy forceps body, an identification part is arranged on one side of the biopsy forceps body and can slide on the biopsy forceps body, a rubber ring is arranged between the biopsy forceps body and the identification part, the identification part is a limiting ring, and a locking mechanism for fixing the position of the limiting ring is arranged on one side of the limiting ring. According to the utility model, the identification component can be pulled to a proper position, the position size of the identification component is recorded through the scale marks, and then the position size of the identification component is recorded twice after the biopsy forceps enter the lens, so that medical staff can accurately judge the depth of the biopsy forceps, the accuracy of the device is improved, meanwhile, the friction force between the identification component and the biopsy forceps body is improved to a certain extent through the rubber ring, the condition that the identification component slides easily on the biopsy forceps body is avoided, and the use effect of the device is improved.

Description

Biopsy forceps limiter

Technical Field

The utility model relates to the technical field of auxiliary medical appliances, in particular to a biopsy forceps limiter.

Background

At present, after the peripheral focus of the lung is probed and determined by an ultrasonic bronchoscope, when a biopsy forceps cannot accurately reach a focus part by using a sheath tube (the bending degree of the ultrasonic bronchoscope and the sheath tube at part of focus positions are limited and cannot be accurately positioned), the sheath tube is required to be taken out and independently fed into the biopsy forceps, so that the depth of an ultrasonic probe and the depth of an endoscope of the biopsy forceps are required to be manually compared.

Through searching, chinese patent publication No. CN204468156U discloses a biopsy forceps, which can bend the distal end near the forceps head by operating the control part, so as to realize accurate sampling, however, the following defects still exist, and the existing biopsy forceps lack the identification part, so that it is inconvenient for medical staff to judge the depth of the endoscope.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a biopsy forceps limiter.

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

the utility model provides a biopsy forceps limiter, includes the biopsy forceps body, one side of biopsy forceps body is equipped with the scale mark, one side of biopsy forceps body is equipped with the sign part, and the sign part can slide on the biopsy forceps body, be equipped with the rubber circle between biopsy forceps body and the sign part.

As a still further proposal of the utility model, the identification component is a limiting ring, and one side of the limiting ring is provided with a locking mechanism for fixing the position of the limiting ring.

As a still further scheme of the utility model, the locking mechanism comprises a clamping groove which is formed in the circumferential outer wall of the limiting ring, the clamping groove is rotationally connected with the adjusting ring, a plurality of avoidance grooves are formed in the circumferential inner wall of the adjusting ring, a plurality of mounting grooves are formed in the circumferential inner wall of the limiting ring, elastic pressing blocks are fixedly connected in the mounting grooves, a rubber pad is fixedly connected to the top of each elastic pressing block, and an adsorption mechanism for positioning the position of the adjusting ring is arranged on one side of the limiting ring.

As a still further scheme of the utility model, the adsorption mechanism comprises a plurality of first magnetic blocks and second magnetic blocks, the first magnetic blocks and the second magnetic blocks are embedded into the inner wall of one side of the clamping groove, a plurality of embedded grooves are formed in one side of the adjusting ring, and the third magnetic blocks are fixedly connected in the embedded grooves.

As a still further scheme of the utility model, a plurality of anti-skid patterns are formed on the circumferential outer wall of the adjusting ring, and the anti-skid patterns are uniformly distributed.

As a still further scheme of the utility model, one side of the biopsy forceps body is fixedly connected with a baffle seat.

The beneficial effects of the utility model are as follows:

1. through being equipped with the sign part, at first pull the position size to the suitable position is put to sign part through scale mark record sign part to make the frictional force between sign part and the biopsy forceps body obtain certain improvement through the rubber circle simultaneously, thereby avoid sign part to appear sliding easily the condition on the biopsy forceps body, then when advancing the mirror to the biopsy forceps, the sign part touches and removes, and the record position size this moment, thereby be convenient for medical personnel carry out accurate judgement to the mirror depth of advancing of biopsy forceps through the position size of sign part of twice, improved the accuracy of device.

2. Through being equipped with locking mechanism, when the position to the sign part needs to fix to this is going into the mirror degree of depth and is fixed a position, rotates the adjusting ring at first, and the adjusting ring rotates and extrudees the rubber pad through keeping away the position groove, extrudees the rubber ring through the elastic pressing piece when the rubber pad atress warp, thereby makes the rubber ring atress warp and makes the frictional force between rubber ring and the biopsy forceps body obtain improving by a wide margin, thereby makes the position of spacing ring obtain fixed, has improved the locking effect of device.

3. Through being equipped with adsorption equipment, inhale according to different utmost point mutually, magnet one and magnet two can both adsorb fixedly to magnet three to make magnet three and magnet one or magnet two adsorb fixedly through rotating the adjusting ring, thereby make the position of adjusting ring obtain adsorbing fixedly, improved the adsorption efficiency of device.

Drawings

FIG. 1 is a schematic view of the front side of a biopsy forceps stop according to the present utility model;

FIG. 2 is an enlarged view of the portion A of the biopsy forceps limiter according to the present utility model;

FIG. 3 is a partially exploded view of a biopsy forceps stop according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a stop collar of a biopsy forceps stop according to the present utility model;

fig. 5 is an enlarged schematic view of an adjusting ring of a biopsy forceps limiter according to the present utility model.

In the figure: 1. a biopsy forceps body; 2. scale marks; 3. a limiting ring; 4. a blocking seat; 5. a clamping groove; 6. a first magnetic block; 7. a second magnetic block; 8. an adjusting ring; 9. anti-skid lines; 10. a rubber pad; 11. an elastic pressing block; 12. a mounting groove; 13. a rubber ring; 14. a clearance groove; 15. a magnetic block III; 16. embedded in the groove.

Detailed Description

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present utility model, it should be understood that, if any, the terms "upper", "lower", "left", "right", "front", "rear", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, this is for convenience of description and simplification of the description.

Referring to fig. 1-5, a biopsy forceps limiter comprises a biopsy forceps body 1, a scale mark 2 is arranged on one side of the biopsy forceps body 1, an identification part is arranged on one side of the biopsy forceps body 1 and can slide on the biopsy forceps body 1, a rubber ring 13 is arranged between the biopsy forceps body 1 and the identification part, when the biopsy forceps limiter is used, firstly, the identification part is pulled to a proper position, the position size of the identification part is recorded through the scale mark 2, meanwhile, the friction force between the identification part and the biopsy forceps body 1 is improved to a certain extent through the rubber ring 13, so that the condition that the identification part easily slides on the biopsy forceps body 1 is avoided, then the identification part moves in a touch manner when the biopsy forceps is subjected to a mirror feeding process, and the position size at the moment is recorded, so that medical staff can conveniently and accurately judge the mirror feeding depth of the biopsy forceps through the position size of the identification part for two times.

The identification component is a limiting ring 3, a locking mechanism for fixing the position of the limiting ring 3 is arranged on one side of the limiting ring 3, and the depth of the biopsy forceps is judged by judging the position of the limiting ring 3.

Wherein, locking mechanism includes draw-in groove 5, the circumference outer wall at spacing ring 3 is offered to draw-in groove 5, the clamping groove 5 internal rotation is connected with adjusting ring 8, a plurality of position-avoiding grooves 14 have been offered to the circumference inner wall of adjusting ring 8, a plurality of mounting grooves 12 have been offered to the circumference inner wall of spacing ring 3, all bond elastic press block 11 in a plurality of mounting grooves 12, elastic press block 11's top bonds has rubber pad 10, one side of spacing ring 3 is equipped with the adsorption equipment who fixes a position to adjusting ring 8, when fixing the position of sign part, in order to fix a position to advancing mirror degree of depth, at first rotate adjusting ring 8, adjusting ring 8 rotates and extrudees rubber pad 10 through keeping away position groove 14, rubber pad 10 atress is out of shape and is extruded rubber ring 13 through elastic press block 11 simultaneously, thereby make rubber ring 13 atress warp and make the frictional force between rubber ring 13 and the biopsy forceps body 1 obtain the increase substantially, thereby make the position of spacing ring 3 obtain fixedly.

The adsorption mechanism comprises a plurality of first magnetic blocks 6 and second magnetic blocks 7, the first magnetic blocks 6 and the second magnetic blocks 7 are embedded into one side inner wall of the clamping groove 5, a plurality of embedded grooves 16 are formed in one side of the adjusting ring 8, and third magnetic blocks 15 are adhered to the embedded grooves 16.

Wherein, a plurality of anti-skidding lines 9 have all been seted up to the circumference outer wall of adjusting ring 8, and anti-skidding line 9 evenly distributed, and anti-skidding line 9 can increase the frictional force between adjusting ring 8 and the finger.

Wherein, the one side of biopsy forceps body 1 bonds and has keeps off seat 4, keeps off seat 4 and can carry out spacingly to the sign part.

Working principle: when the biopsy forceps are used, firstly, the identification part is pulled to a proper position, the position size of the identification part is recorded through the scale mark 2, meanwhile, the friction force between the identification part and the biopsy forceps body 1 is improved to a certain extent through the rubber ring 13, so that the situation that the identification part slides easily on the biopsy forceps body 1 is avoided, then, when the biopsy forceps enter a mirror, the identification part touches and moves, the position size at the moment is recorded, thereby, medical staff can accurately judge the mirror entering depth of the biopsy forceps through the position size of the identification part for two times, when the position of the identification part is required to be fixed, the mirror entering depth is required to be positioned, firstly, the adjusting ring 8 rotates to extrude the rubber ring 10 through the avoiding groove 14, the rubber ring 10 deforms under force, meanwhile, the rubber ring 13 extrudes the rubber ring 13 through the elastic pressing block 11, so that the friction force between the rubber ring 13 and the biopsy forceps body 1 is greatly improved, the position of the limiting ring 3 is fixed, meanwhile, according to the opposite pole, the position of the first magnet 6 and the second magnet 7 can be fixed, the first magnet block 15 and the second magnet block 15 can be adsorbed by the magnetic block 15, and the first magnet block and the second magnet block 15 can be fixed by the fixed magnet block 8, or the first magnet block and the second magnet block 7 can be adsorbed by the fixed magnet block 8.

In the description herein, it should be noted that the terms "coupled," "connected," and "connected," should be construed broadly, and may be either permanently connected, detachably connected, or integrally connected, for example, unless otherwise specifically indicated and defined; either mechanically or electrically, or directly.

Claims (6)

1. The utility model provides a biopsy forceps limiter, includes biopsy forceps body (1), its characterized in that, one side of biopsy forceps body (1) is equipped with scale mark (2), one side of biopsy forceps body (1) is equipped with the sign part, and the sign part can slide on biopsy forceps body (1), be equipped with rubber circle (13) between biopsy forceps body (1) and the sign part.

2. A biopsy forceps limiter according to claim 1, wherein the identification means is a stop collar (3), and wherein a locking mechanism is provided on one side of the stop collar (3) to fix its position.

3. The biopsy forceps limiter according to claim 2, wherein the locking mechanism comprises a clamping groove (5), the clamping groove (5) is formed in the circumferential outer wall of the limiting ring (3), an adjusting ring (8) is rotationally connected to the clamping groove (5), a plurality of avoidance grooves (14) are formed in the circumferential inner wall of the adjusting ring (8), a plurality of mounting grooves (12) are formed in the circumferential inner wall of the limiting ring (3), elastic pressing blocks (11) are fixedly connected in the mounting grooves (12), a rubber pad (10) is fixedly connected to the top of each elastic pressing block (11), and an adsorption mechanism for positioning the position of the adjusting ring (8) is arranged on one side of the limiting ring (3).

4. A biopsy forceps limiter according to claim 3, wherein the adsorption mechanism comprises a plurality of first magnets (6) and second magnets (7), the plurality of first magnets (6) and second magnets (7) are embedded in an inner wall of one side of the clamping groove (5), a plurality of embedded grooves (16) are formed in one side of the adjusting ring (8), and third magnets (15) are fixedly connected in the embedded grooves (16).

5. The biopsy forceps limiter of claim 4, wherein a plurality of anti-slip threads (9) are formed on the circumferential outer wall of the adjusting ring (8), and the anti-slip threads (9) are uniformly distributed.

6. A biopsy forceps limiter according to claim 1, wherein a stop (4) is fixedly connected to one side of the biopsy forceps body (1).