CN211355615U

CN211355615U - Tumor puncture biopsy needle

Info

Publication number: CN211355615U
Application number: CN201922391886.8U
Authority: CN
Inventors: 柴勋; 陈慧
Original assignee: SHANGHAI BIOMED-UNION CO LTD
Current assignee: SHANGHAI BIOMED-UNION CO LTD
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-28
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a tumour aspiration biopsy needle, including the needle tubing main part, needle tubing main part right-hand member fixed mounting has circular baffle, the circular baffle periphery is provided with the ring piece, be provided with the connecting rod between ring piece and the circular baffle, circular baffle right-hand member fixed mounting has the handle, the ring channel has been seted up on the handle lateral surface, fixed mounting has the finger ring on the needle tubing main part lateral surface, the inside intermediate position of needle tubing main part is provided with the inner tube, the inside needle body that is provided with of inner tube, the needle body right-hand member is connected with the spring, the needle body lateral surface is close to right-hand member edge fixed mounting and has a. This biopsy needle can avoid the needle body to receive the pollution, prevents that the needle body from bumping with the external world and damaging, has fine safeguard function, can be quick moreover prick into the human body and take a sample, reduces needle body puncture patient and the painful sense that produces, also can avoid causing the damage to the human body, makes things convenient for staff's operation.

Description

Tumor puncture biopsy needle

Technical Field

The utility model relates to the technical field of medical equipment, specifically a tumor puncture biopsy needle.

Background

A biopsy needle is a medical instrument used for sampling living tissues of pyramidal tumors, unknown tumors and the like of various organs such as kidney, liver, lung, mammary gland, thyroid gland, prostate, pancreas, testis, uterus, ovary, body surface and the like, sucking cells and the like.

The needle body of biopsy needle on the market exposes outside usually, can not avoid the needle body to receive dust and microorganism's in the air pollution, also can not prevent that the needle body from bumping with the external world, does not possess the function of protection, and is slower when taking a sample to patient moreover, makes patient produce strong painful sense, and the operation is also not convenient enough, brings troublesome problem for the user, for this reason, we propose a tumour aspiration biopsy needle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tumour puncture biopsy needle to the needle body of the biopsy needle on the market that proposes in solving above-mentioned background art exposes outside usually, can not avoid the needle body to receive the pollution of dust and microorganism in the air, also can not prevent that the needle body from colliding with the external world, does not possess the function of protection, and is slower when taking a sample to patient in addition, makes patient produce strong painful sense, and it is also not convenient enough to operate, brings troublesome problem for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a tumor puncture biopsy needle comprises a needle tube main body, wherein a circular baffle is fixedly mounted at the right end of the needle tube main body, a circular ring block is arranged on the periphery of the circular baffle, a connecting rod is arranged between the circular ring block and the circular baffle, a handle is fixedly mounted at the right end of the circular baffle, a ring groove is formed in the outer side surface of the handle, a finger ring is fixedly mounted on the outer side surface of the needle tube main body, an inner tube is arranged at the middle position in the needle tube main body, a needle body is arranged in the inner tube, the right end of the needle body is connected with a spring, a first sliding ring is fixedly mounted on the outer side surface of the needle body close to the edge of the right end, a second sliding ring is fixedly mounted on the inner side surface of the inner tube close to the edge of the left end, a circular ring clamping plate is fixedly, the needle tube is characterized in that a cover plate is installed at the left end of the protective shell, a first magnetic ring is fixedly installed at the right end of the protective shell, and a second magnetic ring is fixedly installed on the right inner side wall of the needle tube body.

As a further proposal of the utility model, four groups the connecting rod is symmetrically arranged and two groups are symmetrically arranged about the circular baffle plate.

As a further proposal of the utility model, the needle body is movably arranged in the inner tube through a sliding ring matching spring and a second sliding ring.

As a further proposal of the utility model, the inserted link runs through the cooperation of the needle body and draws a movable mounting on the circular ring cardboard.

As a further aspect of the present invention, the first magnetic ring and the second magnetic ring are mutually matched, and the first magnetic ring and the second magnetic ring are designed as opposite magnets.

As a further proposal of the utility model, the protecting shell is movably mounted on the needle tube main body through a magnetic ring and a second magnetic ring, and the cover plate is movably mounted at the left end of the protecting shell through a hinge.

Compared with the prior art, the beneficial effects of the utility model are that: according to the biopsy needle, the protective shell is arranged at the left end of the needle tube main body, so that when the needle body is not used, the protective shell can be pushed to the left side of the needle tube main body, the needle body is contained in the protective shell, then the cover plate is covered through the hinge, the pollution of dust and microorganisms in the air to the needle body can be avoided, meanwhile, the needle body can be prevented from being damaged due to collision with the outside, and the biopsy needle has a good protection function;

the biopsy needle is provided with the spring on the needle tube main body, the protective shell can be received into the needle tube main body through the first magnetic ring and the second magnetic ring, then the inserted rod on the circular clamping plate is pulled out through the pulling block, the spring is in a compressed state, the needle body is ejected out by the elastic force of the spring, the needle body is quickly inserted into a human body for sampling, and the pain caused by the fact that the needle body punctures a patient is reduced;

this biopsy needle can be when the staff uses the biopsy needle through being provided with finger ring and handle in the needle tubing main part, takes the ring channel of holding between the fingers on the handle and takes a sample to human most position, can block the finger ring with two fingers to the special position and operate, avoids causing the damage to the human body, makes things convenient for staff's operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of a partial structure of the present invention.

In the figure: 1. a needle tube body; 2. a circular baffle; 3. a circular ring block; 4. a connecting rod; 5. a grip; 6. an annular groove; 7. finger rings; 8. an inner tube; 9. a spring; 10. a needle body; 11. a first slip ring; 12. a second slip ring; 13. a circular ring clamping plate; 14. inserting a rod; 15. pulling the block; 16. a protective shell; 17. a cover plate; 18. a first magnetic ring; 19. no. two magnetic rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a tumor puncture biopsy needle comprises a needle tube main body 1, a circular baffle 2, a circular ring block 3, a connecting rod 4, a handle 5, an annular groove 6, a finger ring 7, an inner tube 8, a spring 9, a needle body 10, a first sliding ring 11, a second sliding ring 12, a circular ring clamping plate 13, an inserting rod 14, a pulling block 15, a protective shell 16, a cover plate 17, a first magnetic ring 18 and a second magnetic ring 19, wherein the needle tube main body 1 is provided with the circular baffle 2 at the right end, the circular ring block 3 is arranged at the periphery of the circular baffle 2, the connecting rod 4 is arranged between the circular ring block 3 and the circular baffle 2, the handle 5 is fixedly arranged at the right end of the circular baffle 2, the annular groove 6 is arranged on the outer side surface of the handle 5, the finger rings 7 are fixedly arranged on the outer side surface of the needle tube main body 1, four groups of the connecting rods 4 are symmetrically arranged relative to the circular baffle 2, the two groups of finger, when a worker uses the biopsy needle, the annular groove 6 on the holding handle 5 is held to sample most parts of the human body, and the finger ring 7 can be clamped by two fingers for operating special parts, so that the human body is prevented from being damaged, and the operation of the worker is facilitated;

an inner tube 8 is arranged at the middle position in the needle tube main body 1, a needle body 10 is arranged in the inner tube 8, a spring 9 is connected with the right end of the needle body 10, a first sliding ring 11 is fixedly arranged on the outer side surface of the needle body 10 close to the edge of the right end, a second sliding ring 12 is fixedly arranged on the inner side surface of the inner tube 8 close to the edge of the left end, a circular clamping plate 13 is fixedly arranged on the surface of the left end of the needle tube main body 1, an insertion rod 14 is arranged in the circular clamping plate 13, a pull block 15 is arranged on the insertion rod 14, the needle body 10 is movably arranged in the inner tube 8 through the first sliding ring 11 in a matching way with the spring 9 and the second sliding ring 12, the insertion rod 14 penetrates through the needle body 10 and is movably arranged on the circular clamping plate 13 in a matching way with the pull block 15, through the spring 9 arranged on the needle tube main body 1, at the moment, the spring 9 is in a compressed state, the needle body 10 is ejected out by the elastic force of the spring 9 and is quickly pricked into a human body for sampling, and the pain caused by the fact that the needle body 10 punctures a patient is reduced;

the left end of the needle tube main body 1 is provided with a protective shell 16, the left end of the protective shell 16 is provided with a cover plate 17, the right end of the protective shell 16 is fixedly provided with a first magnetic ring 18, the right inner side wall of the needle tube main body 1 is fixedly provided with a second magnetic ring 19, the first magnetic ring 18 is matched with the second magnetic ring 19, the first magnetic ring 18 and the second magnetic ring 19 are designed into opposite magnets, the protective shell 16 is movably arranged on the needle tube main body 1 through the first magnetic ring 18 and the second magnetic ring 19, and the cover plate 17 is movably arranged at the left end of the protective shell 16 through a hinge, through the protective shell 16 arranged at the left end of the needle tube main body 1, the protective shell 16 can be pushed to the left side of the needle tube main body 1 when the needle body 10 is not used, so that the protective shell 16 contains the needle body 10 inside, then the cover plate 17 is covered through a hinge, the pollution of the needle body 10, has good protection function.

The working principle is as follows: for the biopsy needle, firstly, when the needle body 10 is not used, the protective shell 16 is pushed to the left side of the needle tube main body 1, so that the needle body 10 is contained in the protective shell 16, then the cover plate 17 is covered by the hinge, the pollution of dust and microorganisms in the air to the needle body 10 can be avoided, meanwhile, the needle body 10 can be prevented from being damaged due to collision with the outside, and the biopsy needle has a good protective function; secondly, when a worker uses the biopsy needle, most parts of the human body are sampled through the annular groove 6 on the holding handle 5, the finger ring 7 can be clamped by two fingers for operating special parts, the human body is prevented from being damaged, the operation of the worker is facilitated, and the circular baffle 2 is connected with the circular ring block 3 through the four groups of connecting rods 4, so that the worker can conveniently take the needle tube main body 1; finally, the protective shell 16 is received inside the needle tube main body 1 through the first magnetic ring 18 and the second magnetic ring 19, then the inserted link 14 on the circular ring clamping plate 13 is pulled out through the pulling block 15, the spring 9 in the inner tube 8 is in a compressed state, the elastic force of the spring 9 enables the needle body 10 to be matched with the second sliding ring 12 through the first sliding ring 11 to pop out, the needle body is quickly pricked into a human body for sampling, and pain caused by the fact that the needle body 10 punctures a patient is reduced.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A kind of tumor aspiration biopsy needle, including the syringe body (1), its characterized in that: the needle tube comprises a needle tube body (1), a circular baffle (2) is fixedly mounted at the right end of the needle tube body (1), a circular ring block (3) is arranged on the periphery of the circular baffle (2), a connecting rod (4) is arranged between the circular ring block (3) and the circular baffle (2), a handle (5) is fixedly mounted at the right end of the circular baffle (2), a ring groove (6) is formed in the outer side surface of the handle (5), a finger ring (7) is fixedly mounted on the outer side surface of the needle tube body (1), an inner tube (8) is arranged in the middle of the inner part of the needle tube body (1), a needle body (10) is arranged in the inner part of the inner tube (8), the right end of the needle body (10) is connected with a spring (9), a first sliding ring (11) is fixedly mounted on the outer side surface, the needle tube main part (1) left end fixed surface installs ring cardboard (13), inside inserted bar (14) that is provided with of ring cardboard (13), install on inserted bar (14) and draw piece (15), needle tube main part (1) left end is provided with protecting crust (16), apron (17) are installed to protecting crust (16) left end, protecting crust (16) right-hand member fixed mounting has magnetic ring (18), fixed mounting has magnetic ring (19) No. two on needle tube main part (1) the right side inside wall.

2. The biopsy needle for tumor aspiration according to claim 1, wherein: four groups connecting rod (4) are about circular baffle (2) symmetry setting, and two sets of finger ring (7) are about needle tubing main part (1) symmetry setting.

3. The biopsy needle for tumor aspiration according to claim 1, wherein: the needle body (10) is movably arranged in the inner tube (8) through a first sliding ring (11) matched with the spring (9) and a second sliding ring (12).

4. The biopsy needle for tumor aspiration according to claim 1, wherein: the inserted bar (14) penetrates through the needle body (10) and is matched with the pull block (15) to be movably arranged on the circular clamping plate (13).

5. The biopsy needle for tumor aspiration according to claim 1, wherein: the first magnetic ring (18) and the second magnetic ring (19) are matched with each other, and the first magnetic ring (18) and the second magnetic ring (19) are designed to be opposite magnets.

6. The biopsy needle for tumor aspiration according to claim 1, wherein: the protective shell (16) is movably arranged on the needle tube main body (1) through a first magnetic ring (18) and a second magnetic ring (19), and the cover plate (17) is movably arranged at the left end of the protective shell (16) through a hinge.