CN219439351U

CN219439351U - Puncture biopsy assembly

Info

Publication number: CN219439351U
Application number: CN202223192613.9U
Authority: CN
Inventors: 税明才
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-08-01
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a puncture biopsy assembly, which comprises a hand, a fixed column arranged at the bottom end of the hand, a connecting seat arranged at the bottom end of the fixed column, and a puncture needle core arranged at the bottom end of the connecting seat, wherein the fixed column consists of a first column body and a second column body, a telescopic mechanism is arranged at the joint of the first column body and the second column body and consists of an adjusting assembly and a limiting assembly, the adjusting assembly is arranged at the joint of the first column body and the second column body, the limiting assembly is arranged at the inner side of the adjusting assembly, and the adjusting assembly consists of a rotating column and a rotating groove; through the telescopic machanism of design, improve original puncture biopsy assembly in the use, because the length of pjncture needle core is fixed state, can't carry out the problem of fast adjustment according to actual conditions, make the length of puncture biopsy assembly can adjust according to the demand through telescopic machanism, satisfy the length adjustment operation when using, increase use flexibility and simple operation degree.

Description

Puncture biopsy assembly

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a puncture biopsy assembly.

Background

The puncture biopsy is a tissue pathological diagnosis method for acquiring bone and soft tissue tumors, and a percutaneous puncture biopsy method is generally used for acquiring a disease detection material clinically, so that the method has the characteristics of simplicity in operation, small trauma, few complications and the like, and in the operation process, the puncture biopsy assembly is used for taking materials.

In the use process of the traditional puncture biopsy assembly, a puncture needle core of the puncture biopsy assembly is inserted into a patient, materials are obtained in the patient, the actual operation requirements are different, when the depth of the materials is deep, the length of the puncture needle core is fixed, and when the depth of the puncture needle core which is required to be inserted into the patient is larger than the self length of the puncture needle core, medical staff needs to replace the puncture needle core, the puncture needle core with the longer length is installed and used, and the puncture needle core needs to be replaced when in use because the length of the puncture needle core cannot be adjusted, so that the operation efficiency is influenced, and the problem of inconvenience in use exists.

Disclosure of Invention

The utility model aims to provide a puncture biopsy assembly, which solves the problems that the puncture needle core is fixed in length and inconvenient to use when the puncture biopsy assembly is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a puncture biopsy assembly, includes the hand, sets up in the fixed column of hand bottom, sets up in the connecting seat of fixed column bottom, sets up in the puncture needle core of connecting seat bottom, the fixed column comprises cylinder one, cylinder two, the junction of cylinder one and cylinder two is provided with telescopic machanism, telescopic machanism comprises adjusting part, spacing subassembly, adjusting part sets up in the junction of cylinder one, cylinder two, spacing subassembly sets up in adjusting part's inboard.

Preferably, the adjusting component comprises a rotary column and a rotary groove, the rotary groove is formed in the bottom end of the first column body, the rotary column is fixed to the top end of the second column body, and the rotary column is in threaded connection with the rotary groove.

Preferably, the surface of the rotary column is in a fit state with the inner wall of the rotary groove, and the rotary column is of a cylindrical structure.

Preferably, the limiting assembly comprises a limiting groove and a limiting block, the limiting groove is formed in the inner side of the rotary column, the limiting block is arranged on the inner side of the rotary groove, and the limiting block is in a sliding state on the inner side of the limiting groove.

Preferably, the end of the limiting block is fixed with the bottom end of the rotary groove, and the limiting block is of a cylindrical structure.

Preferably, the length dimension of the limiting block is consistent with the length dimension of the limiting groove, and the cross section of the end part of the limiting groove is of a circular structure.

Preferably, a plurality of anti-slip components are fixed on the surface of the end part of the second column body, each anti-slip component consists of a plurality of protrusions, and the bottom ends of the protrusions are fixed on the surface of the second column body.

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

through the telescopic machanism of design, improve original puncture biopsy assembly in the use, because the length of pjncture needle core is fixed state, can't carry out the fast adjustment to the length of pjncture needle core according to the actual operation demand, need be through the problem that carries out the operation to the mode that the pjncture needle core was changed, make the length of puncture biopsy assembly can adjust according to the demand through telescopic machanism, satisfy the length adjustment operation when using, increase flexibility of use and simple operation degree.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the area A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of a telescopic mechanism according to the present utility model;

in the figure: 1. a hand; 2. fixing the column; 21. a first column; 22. a second column; 220. a telescoping mechanism; 2201. a spin column; 2202. a rotary groove; 22011. a limit groove; 22012. a limiting block; 221. an anti-slip assembly; 3. a connecting seat; 4. a puncture needle core.

Description of the embodiments

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: a puncture biopsy assembly comprises a hand part 1, a fixed column 2 arranged at the bottom end of the hand part 1, a connecting seat 3 arranged at the bottom end of the fixed column 2, and a puncture needle core 4 arranged at the bottom end of the connecting seat 3, wherein the fixed column 2 consists of a column I21 and a column II 22, the fixed column 2 consists of two parts, the joint of the column I21 and the column II 22 is provided with a telescopic mechanism 220, the telescopic mechanism 220 consists of an adjusting component and a limiting component, the adjusting component is arranged at the joint of the column I21 and the column II 22, the joint of the column I21 and the column II 22 is telescopic through the adjusting component and the limiting component, so that the function of telescopic adjustment of the puncture biopsy assembly is achieved, the limiting component is arranged at the inner side of the adjusting component, and the designed telescopic mechanism 220 improves the length of the original puncture needle core 4 to be in a fixed state in the use process, the length of the puncture biopsy assembly can be adjusted according to the requirement through the telescopic mechanism 220, the length adjustment operation in use is satisfied, the use flexibility and the operation convenience are increased, the adjusting assembly consists of a rotary column 2201 and a rotary groove 2202, the rotary groove 2202 is arranged at the bottom end of a first column 21, the rotary column 2201 is fixed at the top end of a second column 22, the rotary column 2201 is connected with the inner side of the rotary groove 2202 in a threaded manner, the first column 21 and the second column 22 are connected in a threaded manner, the length is adjusted, the rotary column 2201 is in threaded connection with the rotary groove 2202, the surface of the rotary column 2201 is in an attaching state with the inner wall of the rotary groove 2202, the rotary column 2201 is in a cylindrical structure, the rotary column 2201 can rotate, the limiting assembly consists of a limiting groove 22011 and a limiting block 22012, the limiting groove 22011 is arranged on the inner side of the rotary column 2201, stopper 22012 sets up in the inboard of rotary groove 2202, and the position of restriction swivel post 2201 in the rotatory flexible in-process of rotary groove 2202 inboard, stopper 22012 be the slip state in the inboard of spacing groove 22011, and the tip of stopper 22012 and the bottom mounting of rotary groove 2202 ensure the stability of fixed column 2 in the adjustment, and stopper 22012 is the cylinder structure, and the length dimension of stopper 22012 is unanimous with the length dimension of spacing groove 22011, and the cross-section of the tip of spacing groove 22011 is circular structure.

In this embodiment, preferably, a plurality of anti-slip components 221 are fixed on the surface of the end of the second cylinder 22, so that the surface of the second cylinder 22 is provided with an uneven structure, which is convenient for the rotation operation in the adjustment process, the plurality of anti-slip components 221 are composed of a plurality of protrusions, and the bottom ends of the plurality of protrusions are fixed with the surface of the second cylinder 22.

The working principle and the using flow of the utility model are as follows: in the process of the puncture biopsy operation, the puncture biopsy assembly is operated, the hand 1 is held by hands, the end part of the puncture needle core 4 is inserted into the inner side of a required position of a patient, then the puncture needle core 4 is taken out, the external biopsy needle is mounted with the connecting seat 3 by disassembling the puncture needle core 4, the external biopsy needle is inserted into a hole formed at the required position of the patient, and the material in the patient is obtained by the hollow cylinder structure of the external biopsy needle; in the use, need can carry out length adjustment according to the degree of depth that needs to insert, in the adjustment process, both hands hold cylinder one 21, cylinder two 22 respectively, and rotate cylinder two 22, make the rotary groove 2202 screw-thread rotation in the inboard of rotary column 2201, make the distance between cylinder one 21 and the cylinder two 22 flexible, and in the flexible in-process, stopper 22012 is the slip state in the inboard of spacing groove 22011, accomplishes the length adjustment operation to puncture biopsy assembly.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. The utility model provides a puncture biopsy assembly, includes hand (1), sets up in fixed column (2) of hand (1) bottom, sets up in connecting seat (3) of fixed column (2) bottom, sets up in puncture needle core (4) of connecting seat (3) bottom, its characterized in that: the fixing column (2) is composed of a first column body (21) and a second column body (22), a telescopic mechanism (220) is arranged at the joint of the first column body (21) and the second column body (22), the telescopic mechanism (220) is composed of an adjusting component and a limiting component, the adjusting component is arranged at the joint of the first column body (21) and the second column body (22), and the limiting component is arranged at the inner side of the adjusting component.

2. The needle biopsy assembly of claim 1, wherein: the adjusting component consists of a rotary column (2201) and a rotary groove (2202), wherein the rotary groove (2202) is formed in the bottom end of a first column body (21), the rotary column (2201) is fixed at the top end of a second column body (22), and the rotary column (2201) is in threaded connection with the rotary groove (2202).

3. The needle biopsy assembly of claim 2, wherein: the surface of the rotary column (2201) is in a fitting state with the inner wall of the rotary groove (2202), and the rotary column (2201) is of a cylindrical structure.

4. The needle biopsy assembly of claim 1, wherein: the limiting assembly comprises a limiting groove (22011) and a limiting block (22012), wherein the limiting groove (22011) is formed in the inner side of the rotary column (2201), the limiting block (22012) is arranged in the inner side of the rotary groove (2202), and the limiting block (22012) is in a sliding state in the inner side of the limiting groove (22011).

5. The needle biopsy assembly of claim 4, wherein: the end of the limiting block (22012) is fixed with the bottom end of the rotary groove (2202), and the limiting block (22012) is of a cylindrical structure.

6. The needle biopsy assembly of claim 4, wherein: the length dimension of the limiting block (22012) is consistent with the length dimension of the limiting groove (22011), and the cross section of the end part of the limiting groove (22011) is of a circular structure.

7. The needle biopsy assembly of claim 1, wherein: and a plurality of anti-skid assemblies (221) are fixed on the surface of the end part of the second cylinder (22), each anti-skid assembly (221) consists of a plurality of protrusions, and the bottom ends of the protrusions are fixed on the surface of the second cylinder (22).