CN215503169U - Biopsy forceps convenient to locate - Google Patents

Abstract

The utility model discloses biopsy forceps convenient to locate, which comprise a main body and a forceps head frame, wherein forceps sheets are rotatably connected to the inner side of the forceps head frame through pins, a gasket is arranged between the pins and the forceps sheets, the surfaces of the two forceps sheets are rotatably connected with a movable frame through a rotating member, a locating needle is fixedly connected to the left side of the movable frame, a connecting block is fixedly and rotatably connected to the right side of the movable frame, limiting blocks are fixedly connected to the two sides of the connecting block, limiting grooves matched with the limiting blocks are formed in the two sides of the inner wall of the forceps head frame, a pull rod is fixedly connected to the right side of the connecting block, a through groove is formed in the main body, and the surface of the main body is slidably connected with the movable block through the through groove and a pin shaft. This biopsy forceps convenient to location has solved current equipment and has got the position of well adjusting pilot pin and binding clip when pressing from both sides, is difficult to realize the location, is difficult to the accurate problem of getting the pathological change tissue from the pathological change position clamp.

Description

Biopsy forceps convenient to locate

Technical Field

The utility model relates to the technical field of biopsy forceps, in particular to a biopsy forceps convenient to position.

Background

The biopsy forceps are indispensable tools for taking pathological specimens in endoscopy, can enter a patient body through an endoscope to inspect internal diseases and clamp pathological tissues, and provide pathological bases for diagnosis.

After the biopsy forceps enter a body, the diseased tissue can be found and beaten with the help of an endoscope, but the positions of a positioning needle and a forceps head are not well adjusted when the existing equipment is used for clamping, so that the positioning is difficult to realize, and the diseased tissue is difficult to be accurately clamped from a diseased part.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides biopsy forceps convenient to position, and solves the problems that the positions of a positioning needle and a forceps head are not well adjusted when the existing equipment is used for clamping, the positioning is difficult to realize, and lesion tissues are difficult to be accurately clamped from a lesion part.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a biopsy forceps convenient to location, includes main part and binding clip frame, the inboard of pincers headstock is rotated through the pin and is connected with the pincers piece, be provided with the gasket between pin and the pincers piece, the surface of two pincers pieces all rotates through rotating the piece and is connected with the adjustable shelf to the left side fixedly connected with pilot pin of adjustable shelf, the fixed rotation in right side of adjustable shelf is connected with the connecting block, the equal fixedly connected with stopper in both sides of connecting block, the spacing groove with stopper looks adaptation is all seted up to the both sides of pincers headstock inner wall, the right side fixedly connected with pull rod of connecting block.

Preferably: the inside of main part has seted up the poling to the surface of main part has the movable block through poling and round pin axle sliding connection.

Preferably: the left side fixedly connected with copper sheathing of main part to the left side of copper sheathing is provided with the spring pipe, be connected through the butt joint pipe between spring pipe and copper sheathing and the binding clip frame.

Preferably: the left side fixed connection steel wire of movable block to the left end and the pull rod fixed connection of steel wire, the right side fixedly connected with handle of main part.

Preferably: the spring tube is made of 0Cr8Ni9 material, and the main body is made of ABS material.

Preferably: the inner side of the clamp piece is in a sawtooth shape, and the pull rod and the butt joint pipe are both made of stainless steel materials.

Advantageous effects

The utility model provides a biopsy forceps convenient to position. The method has the following beneficial effects:

(1) this biopsy forceps convenient to location, under the endoscope is kept watch on, with biopsy forceps pass through the leading-in human inside of endoscope pincers way to aim at focus department with the binding clip, promote the movable block, through the transmission of steel wire, make the pull rod move to the left, drive the adjustable shelf and move to the left, make two pincers pieces open, and drive the pilot pin and move to the left and make the pilot pin accuracy fix in target focus department, guarantee the accurate nature of location, also guarantee simultaneously that it is difficult to not hard up after the location.

(2) This biopsy forceps convenient to location, this equipment structure is reasonable practical, and practical operation is simple and convenient to this equipment does not have great promotion than prior art's manufacturing cost, and market promotion is comparatively easy, and this equipment basic structure all has metal material to make simultaneously, can reuse after the disinfection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a partial enlarged view of the utility model at a in fig. 1.

In the figure: the clamp comprises a main body 1, a clamp head frame 2, a pin 3, a clamp piece 4, a gasket 5, a rotating piece 6, a movable frame 7, a positioning pin 8, a connecting block 9, a limiting block 10, a limiting groove 11, a pull rod 12, a penetrating groove 13, a pin shaft 14, a movable block 15, a copper sleeve 16, a spring pipe 17, a butt joint pipe 18, a handle 19 and a steel wire 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a biopsy forceps convenient to locate comprises a main body 1 and a forceps head frame 2, wherein forceps blades 4 are rotatably connected to the inner side of the forceps head frame 2 through pins 3, gaskets 5 are arranged between the pins 3 and the forceps blades 4, the surfaces of the two forceps blades 4 are rotatably connected with a movable frame 7 through rotating pieces 6, positioning needles 8 are fixedly connected to the left side of the movable frame 7, a connecting block 9 is fixedly rotatably connected to the right side of the movable frame 7, limiting blocks 10 are fixedly connected to the two sides of the connecting block 9, limiting grooves 11 matched with the limiting blocks 10 are formed in the two sides of the inner wall of the forceps head frame 2, and pull rods 12 are fixedly connected to the right side of the connecting block 9.

Further: a through groove 13 is formed in the main body 1, and a movable block 15 is slidably connected to the surface of the main body 1 through the through groove 13 and a pin 14.

Further: the left side of the main body 1 is fixedly connected with a copper sleeve 16, the left side of the copper sleeve 16 is provided with a spring tube 17, and the spring tube 17 is connected with the copper sleeve 16 and the binding clip frame 2 through a butt joint tube 18.

Further: the left side of the movable block 15 is fixedly connected with a steel wire 20, the left end of the steel wire is fixedly connected with the pull rod 12, and the right side of the main body 1 is fixedly connected with a handle 19.

Further: the spring tube 17 is made of 0Cr18Ni9 material, and the main body 1 is made of ABS material.

Further: the inner side of the clamp piece 4 is in a sawtooth shape, and the pull rod 12 and the butt joint pipe 18 are both made of stainless steel materials.

When the device is used, firstly, under the monitoring of an endoscope, the biopsy forceps are guided into the human body through the forceps channel of the endoscope, the forceps head is aligned to the focus, the movable block 14 is pushed, the pull rod 12 is moved leftwards through the transmission of the steel wire 20, the movable frame 7 is driven to move leftwards, the two forceps sheets 4 are opened, the positioning needle 8 is driven to move leftwards, the positioning needle 8 is accurately fixed to the target focus, then the two forceps sheets 4 are closed when the movable block 14 is pulled back, finally, the outer tube is pulled backwards, the biopsy forceps are taken out, and the whole working process of the device is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a biopsy forceps convenient to location, includes main part (1) and binding clip frame (2), its characterized in that: the utility model discloses a clamp, including pincers head frame (2), pin (3), spacer (5) are connected with through rotating to the inboard of pincers head frame (2), be provided with between pin (3) and pincers piece (4) gasket (5), the surface of two pincers pieces (4) all rotates through rotating (6) and is connected with adjustable shelf (7) to the left side fixedly connected with pilot pin (8) of adjustable shelf (7), the right side of adjustable shelf (7) is rotated admittedly and is connected with connecting block (9), the equal fixedly connected with stopper (10) in both sides of connecting block (9), spacing groove (11) with stopper (10) looks adaptation are all seted up to the both sides of pincers head frame (2) inner wall, the right side fixedly connected with pull rod (12) of connecting block (9).

2. The biopsy forceps of claim 1, wherein: a through groove (13) is formed in the main body (1), and a movable block (15) is connected to the surface of the main body (1) in a sliding mode through the through groove (13) and a pin shaft (14).

3. The biopsy forceps of claim 1, wherein: the left side of the main body (1) is fixedly connected with a copper sleeve (16), the left side of the copper sleeve (16) is provided with a spring tube (17), and the spring tube (17) is connected with the copper sleeve (16) and the tong head frame (2) through a butt joint tube (18).

4. The biopsy forceps of claim 2, wherein: the left side fixed connection steel wire (20) of movable block (15) to the left end and pull rod (12) fixed connection of steel wire, the right side fixedly connected with handle (19) of main part (1).

5. The biopsy forceps of claim 3, wherein the forceps further comprise: the spring tube (17) is made of 0Cr18Ni9 material, and the main body (1) is made of ABS material.

6. The biopsy forceps of claim 3, wherein the forceps further comprise: the inner side of the clamp piece (4) is in a sawtooth shape, and the pull rod (12) and the butt joint pipe (18) are both made of stainless steel materials.

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