CN219207061U

CN219207061U - Biopsy needle

Info

Publication number: CN219207061U
Application number: CN202223048568.XU
Authority: CN
Inventors: 韩涟兴; 戈善州
Original assignee: Weihai Fushan Nedeo Medical Technology Co ltd
Current assignee: Weihai Fushan Nedeo Medical Technology Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-06-20
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses a biopsy needle, which comprises a biopsy needle component, wherein one end of the biopsy needle component is connected with a needle tube component in a threaded manner, the needle tube component comprises a needle tube body and an inclined needle point, the inclined needle point is uniformly arranged at one end part of the needle tube body, a needle point hole is arranged in the middle of the surface of the inclined needle point, and the needle point hole is arranged parallel to the needle tube body and penetrates into the needle tube body.

Description

Biopsy needle

Technical Field

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

Background

The biopsy needle is a medical instrument for biopsy sampling, cell sucking and other purposes of cone tumors, unidentified tumors and the like of various organs such as kidneys, livers, lungs, breasts, thyroid glands, prostates, pancreas, testes, uterus, ovaries, body surfaces and the like, but the biopsy needle still has the following defects in actual use:

the existing biopsy needle is generally provided with a needle tip with a single inclined plane, has a large wound on a patient during clinical use, has low tissue sampling efficiency, cannot be used for rapidly sampling the living tissues of multiple related air pipes, and has certain limitation in use.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

Disclosure of Invention

In order to solve the above problems, an object of the present utility model is to provide a biopsy needle.

In order to achieve the above purpose, the utility model provides a biopsy needle, which comprises a biopsy needle component, wherein one end of the biopsy needle component is connected with a needle tube component in a threaded manner, the needle tube component comprises a needle tube body and an inclined needle point, the inclined needle point is uniformly arranged at one end part of the needle tube body, a needle point hole is arranged in the middle of the surface of the inclined needle point, and the needle point hole is arranged parallel to the needle tube body and penetrates into the needle tube body.

In one example, the biopsy needle assembly comprises a needle body and needle handles, wherein the needle handles are fixedly connected to the middle parts of the two side surfaces of the needle body, and the number of the needle handles is two; the needle handle is convenient for structurally fixing the whole biopsy needle in the use process.

In one example, the middle part of the surface of one side of the needle body is embedded and connected with a transparent shell, capacity scales are equidistantly arranged on one side of the outer surface of the transparent shell, and the middle part of the bottom surface of the needle body is fixedly connected with a threaded connecting pipe; by the set capacity scale, the amount of the biopsy sampling capacity can be clearly watched.

In one example, the inner bottom surface of the needle body is slidably connected with a rectangular rubber plug, the middle part of the upper surface of the rectangular rubber plug is fixedly connected with a connecting rod, the upper end of the connecting rod is fixedly connected with a needle cap, and the middle part of the upper surface of the needle cap is provided with a specification groove; the set specification groove is convenient for seal cutting the model of the related biopsy needle.

In one example, needle scales are equidistantly arranged on the peripheral surface of the needle tube body, and one end of the needle tube body is fixedly connected with a mounting head; the installation head is convenient for structurally connecting or disassembling the needle tube body and the needle body.

In one example, the outer peripheral surface of the mounting head is fixedly connected with an anti-slip strip at equal distance, and the inner peripheral surface of the mounting head is provided with an internal thread; the internal thread is arranged, so that the mounting head and the external thread connecting pipe are convenient to be structurally connected or detached.

The biopsy needle provided by the utility model has the following beneficial effects:

1. the needle tube assembly has the advantages of improving the extraction efficiency of the biopsy needle, and solves the problems that the existing biopsy needle is generally provided with a needle point with a single inclined plane, a wound caused by a patient is large when in clinical use, the tissue sampling efficiency is low, the biopsy sampling cannot be performed on multiple related air tubes rapidly, and certain limitation exists in use;

2. the biopsy needle assembly is arranged, so that the biopsy needle is more stable in the extraction process, the extraction difficulty is reduced, and the problems that the existing biopsy needle is generally smooth in needle body structure, inconvenient to quickly fix the position of a needle tube in the biopsy needle when relevant medical staff performs biopsy sampling extraction of a correlator tube of a patient, and limited in use are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required for the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a biopsy needle of the present utility model;

FIG. 2 is a schematic view of a needle tubing assembly of a biopsy needle of the present utility model;

fig. 3 is a schematic view of a biopsy needle assembly of a biopsy needle of the present utility model.

The symbol marks in the figures illustrate:

100. a biopsy needle assembly; 110. a needle body; 120. a transparent housing; 130. capacity graduation; 140. a threaded connecting pipe; 150. a needle handle; 160. a connecting rod; 170. a rectangular rubber plug; 180. a needle cap; 190. a specification groove; 200. a needle cannula assembly; 210. a mounting head; 211. an internal thread; 220. a needle tube body; 230. a needle scale; 240. an anti-slip strip; 250. a beveled needle tip; 251. a needle tip hole.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

As shown in fig. 1-3, an embodiment of the present utility model proposes a biopsy needle, which includes a biopsy needle assembly 100, one end of the biopsy needle assembly 100 is screwed with a needle tube assembly 200, and the needle tube assembly 200 includes a needle tube body 220 and a bevel needle tip 250, the bevel needle tip 250 is uniformly disposed at one end of the needle tube body 220, and a needle tip hole 251 is disposed at the middle of the surface of the bevel needle tip 250, and the needle tip hole 251 is disposed parallel to the needle tube body 220 and penetrates into the needle tube body 220; the biopsy needle assembly 100 includes a needle body 110 and needle handles 150, and the needle handles 150 are fixedly coupled to the middle portions of both side surfaces of the needle body 110, and the number of the needle handles 150 is two.

Specifically, when the device is in use, the medical staff firstly holds the needle body 110 and then uses two fingers to buckle into the needle handle 150, then inserts the bevel needle tip 250 on the needle tube body 220 connected to one end of the needle body 110 into the organ to be sampled, and the other hand applies an outward pulling force to the needle cap 180, so that the biopsy sample can be pumped into the needle body 110, wherein the bevel needle tips 250 with a plurality of bevel faces and the needle tip holes 251 are more convenient for rapidly sampling the organ tissue, and the efficiency is high and the pain time of patients is reduced.

Specifically, the middle part of the surface of one side of the needle body 110 is embedded and connected with a transparent shell 120, capacity scales 130 are equidistantly arranged on one side of the outer surface of the transparent shell 120, and the middle part of the bottom surface of the needle body 110 is fixedly connected with a threaded connecting pipe 140; the inner bottom surface of the needle body 110 is connected with a rectangular rubber plug 170 in a sliding manner, the middle part of the upper surface of the rectangular rubber plug 170 is fixedly connected with a connecting rod 160, the upper end of the connecting rod 160 is fixedly connected with a needle cap 180, and the middle part of the upper surface of the needle cap 180 is provided with a specification groove 190; during sampling, an outward pulling force is applied to the cap 180, the cap 180 transmits the force to the connecting rod 160, and the connecting rod 160 drives the rectangular rubber stopper 170 to slide out of the needle body 110.

Specifically, needle graduations 230 are equidistantly provided on the circumferential surface of needle tube body 220, and one end of needle tube body 220 is fixedly connected with mounting head 210; the outer circumferential surface of the mounting head 210 is fixedly connected with an anti-slip strip 240 at equal distance, and the inner circumferential surface of the mounting head 210 is provided with an internal thread 211; when structural attachment or detachment of needle cannula assembly 200 to biopsy needle assembly 100 is desired, mounting head 210 need only be rotated clockwise or counterclockwise in alignment with externally threaded connecting tube 140.

In the description of the present utility model, it should be understood that the directions or positional relationships such as the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description 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 application.

Furthermore, in the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.

Claims

1. The biopsy needle is characterized by comprising a biopsy needle assembly (100), wherein one end of the biopsy needle assembly (100) is in threaded connection with a needle tube assembly (200), the needle tube assembly (200) comprises a needle tube body (220) and an inclined needle point (250), the inclined needle point (250) is uniformly arranged at one end of the needle tube body (220), a needle point hole (251) is formed in the middle of the surface of the inclined needle point (250), and the needle point hole (251) is parallel to the needle tube body (220) and penetrates into the needle tube body (220).

2. The biopsy needle according to claim 1, wherein the biopsy needle assembly (100) comprises a needle body (110) and needle handles (150), and the needle handles (150) are fixedly connected to the middle parts of the two side surfaces of the needle body (110), and the number of the needle handles (150) is two.

3. The biopsy needle according to claim 2, wherein a transparent housing (120) is inlaid and connected in the middle of the surface of one side of the needle body (110), capacity scales (130) are equidistantly arranged on one side of the outer surface of the transparent housing (120), and a threaded connecting pipe (140) is fixedly connected in the middle of the bottom surface of the needle body (110).

4. The biopsy needle according to claim 2, wherein the inner bottom surface of the needle body (110) is slidably connected with a rectangular rubber plug (170), a connecting rod (160) is fixedly connected to the middle part of the upper surface of the rectangular rubber plug (170), the upper end of the connecting rod (160) is fixedly connected with a needle cap (180), and a specification groove (190) is formed in the middle part of the upper surface of the needle cap (180).

5. A biopsy needle according to claim 1, wherein the needle tube body (220) is provided with needle graduations (230) equidistantly on the circumferential surface, and wherein the needle tube body (220) is fixedly connected with a mounting head (210) at one end.

6. The biopsy needle of claim 5, wherein the mounting head (210) is fixedly connected with an anti-slip strip (240) at equal distances from the outer circumferential surface, and wherein the inner circumferential surface of the mounting head (210) is provided with an internal thread (211).