CN220676041U

CN220676041U - Mammary tumor puncture biopsy device

Info

Publication number: CN220676041U
Application number: CN202321767262.1U
Authority: CN
Inventors: 王燕莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-03-29
Anticipated expiration: 2033-07-06

Abstract

The utility model belongs to the technical field of medical appliances, and particularly relates to a breast tumor aspiration biopsy device which comprises a needle cylinder, a needle seat arranged in the needle cylinder, a puncture needle arranged at the tail end of the needle seat and extending to the outer side of the needle cylinder, and a sleeve pipe detachably connected in the needle cylinder. The utility model can automatically adjust the length of the puncture needle extending out of the needle cylinder, thereby driving the puncture needle to penetrate into the mammary gland, and in the process of puncture, the puncture needle can be rotated while puncturing, and the fracture probability of the puncture needle can be reduced.

Description

Mammary tumor puncture biopsy device

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a breast tumor puncture biopsy device.

Background

Breast cancer is a common malignancy of females, severely compromising the health and life safety of females. Statistics of the latest cancer data show that breast cancer is still in the first place of new malignant tumors in females. Therefore, early detection and early diagnosis have very important practical significance for reducing the death rate and improving the life quality of breast cancer in time, the early diagnosis of breast cancer is most commonly used as a percutaneous puncture technology based on coarse needle biopsy, and the problem of puncture precision is the most needed to be solved by the puncture biopsy technology, which relates to the efficiency, the safety and the accuracy of sample detection of operation.

The patent of China with the bulletin number of CN213606543U discloses a mammary tumor puncture biopsy implementation device based on optical navigation, and the protection rights "comprise a fixed bracket, a first passive positioning bracket, a handheld bracket, a biopsy gun, a marking point, a second passive positioning bracket, a tracker and a passive positioning probe, wherein the biopsy gun can extract tumor tissues. The mechanical structure of the utility model is matched with technologies such as three-dimensional image reconstruction of breast tissue before operation, puncture path planning, operation navigation in operation and the like to assist doctors in performing puncture biopsy diagnosis of breast tumor, so that the defect of purely manual puncture is overcome, and the puncture stability and the success rate of diagnosis are improved. However, the mammary tumor aspiration biopsy implementation device based on optical navigation disclosed in the above publication mainly aims at overcoming the defect of purely manual aspiration, and the problems that the accuracy and the sampling effect of aspiration sampling are affected no matter whether the aspiration needle is too long or too short due to the fact that the length cannot be adjusted in the use process of the traditional aspiration needle are not considered.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: provides a breast tumor puncture biopsy device, which solves the problems in the background technology.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a mammary gland tumor aspiration biopsy device, includes the needle cylinder, installs at the inside needle file of needle file, sets up at the needle file tail end and extends to the needle file outside the pjncture needle and can dismantle the sleeve pipe of connecting inside the needle file and being used for preventing pjncture needle jam, the inside of needle file is provided with the power pack that is used for adjusting pjncture needle deep out needle file length, power pack is including setting up two lantern rings on the needle file outer wall, setting up the electric telescopic handle between two lantern rings, setting up at the needle file inner wall and be connected with one of them lantern ring bracing piece, setting up at the needle file outer wall and be located the spacing ring of another lantern ring both sides, set up at the rack circle outside one of them, set up in rack circle top and with rack circle engaged with the gear, set up in the gear outside and be used for driving gear pivoted motor and sliding connection in the needle file inner wall and be used for carrying out the movable block of supporting to the motor, the movable block is connected with the lantern ring that is located between the spacing ring.

The beneficial effects of the utility model are as follows: the power assembly is arranged to drive the needle seat to move along the inside of the needle cylinder, so that the length of the puncture needle extending out of the needle cylinder can be automatically adjusted, the puncture needle is driven to penetrate into mammary gland, and in the puncture process, the puncture needle can be rotated while puncturing, and the fracture probability of the puncture needle can be reduced.

In order to realize the operation that the needle seat moves and rotates, the puncture is convenient to carry out:

as a further improvement of the above technical scheme: the lantern ring between the two limiting rings is rotationally connected with the needle seat, and the two limiting rings and the needle seat are integrally formed.

The beneficial effects of this improvement are: when adjusting the length of pjncture needle, electric telescopic handle drives movable block and removes, drives the lantern ring and removes, and the motor drives the gear simultaneously and rotates, drives the rack circle and rotates, drives the needle file and rotates, and the needle file rotates along the lantern ring this moment, and the spacing ring can block the movable block to realize the needle file and remove the operation of pivoted simultaneously, can be convenient for puncture go on.

To facilitate adjustment of the length of the needle:

as a further improvement of the above technical scheme: the inner top wall of the needle cylinder is provided with a sliding groove, and a sliding block connected with the movable block is arranged in the sliding groove.

The beneficial effects of this improvement are: when the electric telescopic rod drives the movable block and the lantern ring to slide, the movable block is driven to slide along the sliding groove, and simultaneously the needle seat and the lantern ring are driven to slide together, so that the needle seat slides more stably, and the puncture needle is driven to slide out of the needle cylinder to adjust the length of the puncture needle.

In order to be able to ensure the hygiene of the needle holder and the syringe during the penetration:

as a further improvement of the above technical scheme: one end of the needle cylinder, which is far away from the puncture needle, is in threaded connection with a cover plate, and one end of the sleeve penetrates through the cover plate and extends to the outer side of the needle cylinder.

The beneficial effects of this improvement are: through setting up the apron, can cover the cylinder, guarantee health when the puncture.

In order to avoid the slipping of the cannula and the puncture needle during the puncture:

as a further improvement of the above technical scheme: the telescopic outer wall is provided with the connecting plate, the top of apron is provided with the limiting plate, the one end that the connecting plate is close to the limiting plate is provided with the threaded rod, be provided with on the limiting plate with threaded rod matched with jack, the threaded rod passes the jack and is connected limiting plate and connecting plate through the nut.

The beneficial effects of this improvement are: when in puncture, the cover plate is covered on the needle cylinder, the sleeve is inserted into the puncture needle along the cover plate and the needle seat, the threaded rod on the connecting plate passes through the limiting plate, the nut is screwed on the threaded rod, the limiting plate is connected with the connecting plate, and the position of the sleeve is limited, so that the sleeve and the puncture needle are prevented from slipping during puncture.

In order to be able to sterilize the puncture needle during the puncture:

as a further improvement of the above technical scheme: the needle cylinder is close to one end of the puncture needle and is provided with an annular clamping ring with a disinfection sheet on the outer wall of the puncture needle.

The beneficial effects of this improvement are: during puncturing, the disinfection sheet is clamped in the annular clamping ring, so that the puncture needle can be disinfected during puncturing, and the safety during puncturing is ensured.

Drawings

FIG. 1 is a right side view of the present utility model;

FIG. 2 is a schematic view of a right-side cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

FIG. 4 is a schematic view of a rear cross-sectional structure of the present utility model;

fig. 5 is a schematic top view of the present utility model.

In the figure: 1. a needle cylinder; 2. a needle stand; 3. a puncture needle; 4. a sleeve; 5. a collar; 6. an electric telescopic rod; 7. a support rod; 8. a limiting ring; 9. a rack ring; 10. a gear; 11. a motor; 12. a movable block; 13. a chute; 14. a slide block; 15. a cover plate; 16. a connecting plate; 17. a limiting plate; 18. a threaded rod; 19. a nut; 20. a sterilizing sheet; 21. an annular collar.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-5, a mammary gland tumor puncture biopsy device comprises a needle cylinder 1, a needle seat 2 arranged in the needle cylinder 1, a puncture needle 3 arranged at the tail end of the needle seat 2 and extending to the outer side of the needle cylinder 1, and a sleeve 4 detachably connected in the needle seat 2 and used for preventing the puncture needle 3 from being blocked, wherein a power component used for adjusting the length of the puncture needle 3 to be deeply out of the needle cylinder 1 is arranged in the needle cylinder 1, the power component comprises two lantern rings 5 arranged on the outer wall of the needle seat 2, an electric telescopic rod 6 arranged between the two lantern rings 5, a supporting rod 7 arranged on the inner wall of the needle seat 2 and connected with one lantern ring 5, a limiting ring 8 arranged on the outer wall of the needle seat 2 and positioned on two sides of the other lantern ring 5, a rack ring 9 arranged on the outer side of one limiting ring 8, a gear 10 arranged above the rack ring 9 and meshed with the rack ring 9, a motor 11 arranged on the outer side of the gear 10 and a movable block 12 which is connected with the inner wall of the needle cylinder 1 in a sliding way and used for supporting the motor 11, the movable block 12 and the lantern ring 5 arranged between the two limiting rings 8 are connected with the two lantern rings 5, the two lantern rings 5 are connected with each other, the two lantern rings 5 are driven by the motor ring 5, and the two limiting rings 2 are driven by the rotating pieces 2, and the two limiting rings 2 are driven by the rotating the limiting ring 8, and the needle seat 2 is driven by the rotating the limiting ring 2 and the rotating ring 2 and the needle seat 2 and the rotating 5 is driven by the rotating and the limiting ring 5 is driven 5 and the rotating and the moving ring 5 and the moving cylinder 5 and 5 is simultaneously 5 and the rotating and 5, the inside of spout 13 is provided with the slider 14 that is connected with movable block 12, when electric telescopic handle 6 drives movable block 12 and lantern ring 5 slip, drives movable block 12 and slides along spout 13 simultaneously, drives needle file 2 and lantern ring 5 and slides jointly, makes the gliding more stable of needle file 2 to drive pjncture needle 3 roll out cylinder 1 in order to adjust pjncture needle 3's length, the one end threaded connection that pjncture needle 3 was kept away from to cylinder 1 has apron 15, the one end of sleeve pipe 4 runs through apron 15 and extends to the outside of cylinder 1, through setting up apron 15, can cover cylinder 1, guarantees the health when the puncture, the outer wall of sleeve pipe 4 is provided with connecting plate 16, the top of apron 15 is provided with limiting plate 17, the one end that connecting plate 16 is close to limiting plate 17 is provided with threaded rod 18, be provided with the jack with threaded rod 18 on the limiting plate 17, threaded rod 18 passes jack and is connected with limiting plate 16 through nut 19, when the puncture, covers apron 15 on 1, inserts sleeve pipe 4 along apron 15 and needle file 2 into apron 3 and needle file 16 and inserts the outside of needle 1, and is close to the annular clip 16 when the annular clip 16 is located the needle 3 at the annular clip 3, and the annular clip is located at the annular clip 21 when the needle 3 is located at the annular clip 3, and the annular clip is located at the annular clip 20 when the needle 3 is connected with the needle 3, the annular clip is located at the annular clip 20.

The working principle and the using flow of the utility model are as follows: when the biopsy needle is used, the cover plate 15 is covered on the needle cylinder 1, the sleeve 4 is inserted into the puncture needle 3 along the cover plate 15 and the needle seat 2, the threaded rod 18 on the connecting plate 16 passes through the limiting plate 17, the nut 19 is screwed on the threaded rod 18, the limiting plate 17 is connected with the connecting plate 16 together, the position of the sleeve 4 is limited, so that the sleeve 4 and the puncture needle 3 slip off when in puncture, the puncture needle 3 is firstly aligned to a mammary tumor, the sleeve ring 5, the motor 11 and the gear 10 are driven to move through the electric telescopic rod 6 to one side close to the puncture needle 3, the sleeve ring 5 pushes the limiting ring 8, the needle seat 2 is driven to move together, the puncture needle 3 slides out of the needle cylinder 1 to prolong the length of the puncture needle cylinder 3, the mammary gland is punctured, the motor 11 is opened while the motor 11 is driven to drive the gear 10 to rotate, the rack ring 9 is driven to rotate, the needle seat 2 is driven to rotate, the needle seat 5 is driven to rotate at the moment, the limiting ring 8 can block the movable block the needle 12, so that the needle seat 2 can be conveniently moved and simultaneously rotate, the puncture needle 3 is conveniently pulled out, the needle seat 3 is prevented from being pulled out, and the biopsy needle seat 3 is pulled out from the needle seat 3 after the biopsy needle seat is pulled, the biopsy needle 3 is pulled, and the biopsy needle is detected, and the pathology tissue is sampled, and the biopsy needle is conveniently, and the tumor is sampled.

It should be noted that, in this document, 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.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a mammary gland tumor aspiration biopsy device, includes needle cylinder (1), installs needle file (2) inside needle cylinder (1), sets up at needle file (2) tail end and extends to pjncture needle (3) in needle cylinder (1) outside and can dismantle sleeve pipe (4) of connecting inside needle file (2) and being used for preventing pjncture needle (3) jam, its characterized in that: the inside of cylinder (1) is provided with the power pack that is used for adjusting pjncture needle (3) and goes out cylinder (1) length deeply, power pack is including setting up two lantern rings (5) on needle file (2) outer wall, setting up electric telescopic handle (6) between two lantern rings (5), setting up at needle file (2) inner wall and with bracing piece (7) that one of them lantern ring (5) is connected, setting up at needle file (2) outer wall and be located spacing ring (8) both sides, setting up in rack circle (9) in one of them spacing ring (8) outside, setting up in rack circle (9) top and with rack circle (9) engaged with gear (10), setting up in the gear (10) outside and be used for driving gear (10) pivoted motor (11) and sliding connection at cylinder (1) inner wall and be used for carrying out movable block (12) that support to motor (11), movable block (12) are connected with be located two collar (5) between spacing ring (8).

2. The breast tumor biopsy device of claim 1, wherein: the lantern ring (5) positioned between the two limiting rings (8) is rotationally connected with the needle seat (2), and the two limiting rings (8) and the needle seat (2) are integrally formed.

3. The breast tumor biopsy device of claim 1, wherein: a sliding groove (13) is formed in the inner top wall of the needle cylinder (1), and a sliding block (14) connected with the movable block (12) is arranged in the sliding groove (13).

4. The breast tumor biopsy device of claim 1, wherein: one end of the needle cylinder (1) far away from the puncture needle (3) is in threaded connection with a cover plate (15), and one end of the sleeve (4) penetrates through the cover plate (15) and extends to the outer side of the needle cylinder (1).

5. The breast tumor biopsy device of claim 4, wherein: the outer wall of sleeve pipe (4) is provided with connecting plate (16), the top of apron (15) is provided with limiting plate (17), the one end that connecting plate (16) are close to limiting plate (17) is provided with threaded rod (18), be provided with on limiting plate (17) with threaded rod (18) matched with jack, threaded rod (18) pass the jack and are connected limiting plate (17) with connecting plate (16) through nut (19).

6. The breast tumor biopsy device of claim 1, wherein: an annular clamping ring (21) with a sterilizing sheet (20) is arranged on the outer wall of the needle cylinder (1) close to one end of the needle (3) and positioned on the needle (3).