CN219021292U

CN219021292U - Clinical gynaecology's tumor sampling device

Info

Publication number: CN219021292U
Application number: CN202222658984.5U
Authority: CN
Inventors: 胡琴
Original assignee: Nuclear Industry 416 Hospital
Current assignee: Nuclear Industry 416 Hospital
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-05-16
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a gynecological tumor sampling device for clinic, wherein a puncture needle is arranged at the front end of a shell, a sampling tube is movably arranged in the shell, a sampling needle is arranged at the front end of the sampling tube, a piston is arranged in the sampling tube, a pull rod is fixedly connected in the middle of the piston, a plurality of fixing holes are uniformly formed in the outer wall of one side of the sampling tube, a fixing block is fixedly arranged at one side of the end part of the shell, which is close to the fixing hole, a second sliding groove is formed in one side of the fixing block, a movable plate is connected in the second sliding groove in a sliding manner, a second spring is fixedly connected between the top of the movable plate and the inner wall of the second sliding groove, a clamping block is fixedly connected at the bottom of the movable plate, and the clamping block is clamped in the fixing holes. This novel fix the sampling tube through fixture block and fixed orifices, both convenient removal to the sampling tube, can avoid again at the in-process of extraction tumour cell, the sampling tube takes place to remove the dislocation when the piston removes, makes the sampling needle break away from with the tumour, influences the sampling process.

Description

Clinical gynaecology's tumor sampling device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a gynecological tumor sampling device for clinic.

Background

Common gynaecological tumors are vulva tumors, vaginal tumors, uterine tumors, ovarian tumors and fallopian tube tumors. It is rare to treat tumor of uterus and ovary, vulva and oviduct.

The existing clinical gynecological tumor sampling device sucks cells in tumor into a needle tube through the form of the needle tube, and in the sampling process of pulling a piston rod, the sampling needle tube is easy to move in the sampling process due to the friction force between the piston and a sampling tube, so that a sampling needle is separated from tumor cells.

The prior relevant gynecological tumor sampling device for clinic comprises an outer needle, an inner needle, an annular box, an annular piston, a pulling rod, a clamping block, an inner barrel, a sliding block, a piston, a push rod, a push cap and an outer barrel. The outer needle is arranged at one end of the outer cylinder, the inner needle is arranged at one end of the inner cylinder, the inner cylinder is slidably connected in the outer cylinder, the inner needle moves to penetrate through the outer needle, the sliding block is arranged in the inner cylinder and is slidably clamped with the clamping block, the clamping block is connected with the pulling rod, the pulling rod extends to the annular box and is internally connected with the annular piston, and the annular box is communicated with the outer needle. This novel can block the hole, avoid taking a sample syringe needle to contact normal tissue cell's clinical gynaecology tumour sampling device to can avoid the cancer cell diffusion that the sample leads to, the actuating ring that the device set up passes through the screw drive the removal of inner tube makes the removal of inner tube more steady controllable, but through threaded connection, the continuous rotation in-process to the inner tube makes the urceolus take place to remove easily, thereby makes outer syringe needle skew appointed sampling position, based on this, proposes a clinical gynaecology tumour sampling device now.

Disclosure of Invention

The utility model provides a gynecological tumor sampling device for clinical use, which is used for solving the problems mentioned in the technical background.

The utility model provides a clinical gynaecology's tumor sampling device, includes the shell, the front end of shell is equipped with the pjncture needle, the shell internalization is equipped with the sampling tube, the front end of sampling tube is equipped with the sampling needle, be provided with the piston in the sampling tube, fixedly connected with pull rod in the middle of the piston, a plurality of fixed orificess have evenly been seted up to sampling tube one side outer wall, the tip of shell is close to fixed orifices one side and is fixed to be equipped with the fixed block, the second spout has been seted up to fixed block one side, sliding connection has the fly leaf in the second spout, fixedly connected with second spring between fly leaf top and the second spout inner wall, fly leaf bottom fixedly connected with fixture block, in fixture block joint and the fixed orifices.

Preferably, a third sliding groove is formed in the top of the movable plate, a shifting block is slidably connected in the third sliding groove, a third spring is fixedly connected between the right side wall of the shifting block and the inner wall of the third sliding groove, clamping grooves are formed in the upper end and the lower end of the side wall of the second sliding groove, a clamping rod is fixedly connected with the left side wall of the shifting block, and the clamping rod penetrates through the third sliding groove and is clamped with the clamping groove.

Preferably, first sliding grooves are formed in two side walls in the shell, sliding blocks are fixedly connected with two side walls at the front end of the sampling tube, and the sliding blocks are slidably connected in the first sliding grooves.

Preferably, the side walls of the two sides of the front end of the shell are hinged with fixing plates, and a first spring is fixedly connected between the inner wall of each fixing plate and the shell.

Preferably, the end part of the fixing plate is sleeved with a rubber sleeve.

Preferably, one end of the outer side of the pull rod is fixedly connected with a pull ring.

The beneficial effects of the utility model are as follows:

according to the utility model, the second spring, the movable plate, the clamping block and the fixing hole are arranged, the fixing plate drives the clamping block to be clamped downwards and connected with the fixing hole under the action of the second spring, the movable plate is moved upwards to separate the clamping block from the fixing hole, when the sampling needle reaches a position to be sampled, the movable plate is released to clamp the clamping block in the fixing hole, the sampling tube is fixed, and compared with threaded connection, the sampling tube is easy to move in the shell, the puncture needle at the end part of the shell is not dislocated due to continuous rotation, and meanwhile, the sampling tube is fixed in the shell, so that the sampling needle is prevented from being dislocated from a tumor when the piston moves in the process of extracting tumor cells, and the sampling process is influenced.

Drawings

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

FIG. 2 is a schematic top view of the present utility model;

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

In the figure: 1 shell, 2 sampling tube, 3 piston, 4 pull rod, 5 pull ring, 6 first spout, 7 slider, 8 sample needle, 9 pjncture needle, 10 fixed plate, 11 first spring, 12 rubber cover, 13 fixed block, 14 second spout, 15 second spring, 16 fly leaf, 17 fixture block, 18 fixed orifices, 19 third spout, 20 third spring, 21 shifting block, 22 draw-in bars, 23 draw-in grooves.

Detailed Description

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.

As shown in fig. 1-3, a clinical gynecological tumor sampling device comprises a housing 1, the front end of housing 1 is equipped with pjncture needle 9, the activity is equipped with sampling tube 2 in housing 1, the front end of sampling tube 2 is equipped with sampling needle 8, and sampling needle 8 and pjncture needle 9's position is corresponding and sampling needle 8 can be worn out in the pjncture needle 9, the rear end of sampling tube 2 is fixed and is equipped with the push pedal, conveniently promotes sampling tube 2 and removes in housing 1, be provided with piston 3 in the sampling tube 2, and piston 3 laminating mutually with sampling tube 2's inner wall, fixedly connected with pull rod 4 in the middle of the piston 3, pull rod 4 is located sampling tube 2 outside one end fixedly connected with pull ring 5, a plurality of fixed orifices 18 have evenly been seted up to sampling tube 2 one side outer wall, the tip of housing 1 is close to fixed block 13 one side, second spout 14 has been seted up to one side of fixed block 13, second spout 14 sliding connection has fly leaf 16, fly leaf 16 top fixedly connected with second spring 15, the other end fixedly connected with second spring 15 in the second spout 16, second spring 16 fixedly connects with second clip 16 in the fixed connection with second clip hole 17, the bottom fixedly connected with second clip 16.

Further, a third chute 19 is provided at the top of the movable plate 16, a shifting block 21 is slidably connected in the third chute 19, a third spring 20 is fixedly connected between the right side wall of the shifting block 21 and the inner wall of the third chute 19, a clamping groove 23 is provided at the upper and lower ends of the side wall of the second chute 14, a clamping rod 22 is fixedly connected to the left side wall of the shifting block 21, the clamping rod 22 penetrates through the third chute 19 and is clamped with the clamping groove 23, and is clamped in the clamping groove 23 through the clamping rod 22, so that the movable plate 16 is fixed in the second chute 14, and the clamping block 17 at the bottom of the seat fixing plate 16 is clamped in the fixing hole 18.

Further, first spout 6 has been seted up to both sides wall in the shell 1, the both sides wall fixedly connected with slider 7 of sampling tube 2 front end, slider 7 sliding connection is in first spout 6, carries out spacingly to sampling tube 2 through slider 7 and first spout 6, not only can make the sampling tube 2 gliding more smooth and easy in shell 1, can also guarantee that sampling tube 2 and shell 1's axis are on same horizontal line, and the position that makes sampling needle 8 and pjncture needle 9 is corresponding, avoids sampling needle 8 slope, influences sampling needle 8 and takes a sample.

Further, the front end both sides lateral wall of shell 1 articulates there is fixed plate 10, fixed plate 10 is close to shell 1 one side inner wall fixedly connected with first spring 11, the other end and the shell 1 front end outer wall fixed connection of first spring 11, along with the promotion forward of shell 1, fixed plate 10 contacts with patient's skin and expands to both sides, drive first spring 11 tensile when fixed plate 10 expands, thereby to slowing down the puncture speed of pjncture needle 9, avoid pjncture needle 9 to puncture too fast, when pjncture needle 9 reaches the assigned position, fixed plate 10 is under the elasticity reset action of first spring 11, make laminating more inseparabler between fixed plate 10 and the patient's skin.

Further, the end portion of the fixing plate 10 is sleeved with a rubber sleeve 12, so that the softness of the end portion of the fixing plate 10 is increased, and the comfort of the fixing plate 10 when contacting with the skin of a patient is improved.

When the tumor cell sampling device is used, firstly, the puncture needle 8 at the front end of the shell 1 penetrates through normal tissues to reach a tumor part, then the sampling tube 2 is pushed forwards until the sampling needle 8 at the front end of the sampling tube 2 penetrates through the puncture needle 9 to be inserted into tumor cells, then the shifting block 21 is shifted, the clamping rod 22 is separated from the clamping groove 23 above the second sliding groove 14, the movable plate 16 moves downwards under the elastic action of the second spring, the clamping block 17 at the bottom of the movable plate 16 is clamped into the fixing hole, then the shifting block 21 is loosened, the shifting block 21 drives the clamping rod 22 to move under the action of the third spring 20, the clamping rod 22 is clamped into the clamping groove 23 below the second sliding groove 14, so that the sampling tube 2 is fixed, then the pull rod 4 is pulled to drive the piston 3 to move in the sampling tube 2, negative pressure is generated in the sampling tube 2, the tissues are sucked into the sampling tube 2, the sampling tube 2 is completely fixed, the sampling process is carried out, the dislocation of the sampling tube 8 and the tumor cell is prevented from being separated from the tumor in the process of extracting tumor cells by moving the piston.

It should be noted that numerous variations and modifications are possible in light of the fully described utility model, and that it is not limited to the specific examples described above. In general, the scope of the present utility model should include such alterations, substitutions and alterations apparent to those of ordinary skill in the art, and is intended to be controlled by the appended claims.

Claims

1. The utility model provides a clinical gynaecology's tumor sampling device, includes shell (1), the front end of shell (1) is equipped with pjncture needle (9), shell (1) internalization is equipped with sampling tube (2), the front end of sampling tube (2) is equipped with sampling needle (8), be provided with piston (3) in sampling tube (2), fixedly connected with pull rod (4) in the middle of piston (3), its characterized in that: a plurality of fixed orifices (18) have evenly been seted up to sampling tube (2) one side outer wall, the tip of shell (1) is close to fixed orifices (18) one side and is fixed to be equipped with fixed block (13), second spout (14) have been seted up to fixed block (13) one side, sliding connection has fly leaf (16) in second spout (14), fixedly connected with second spring (15) between fly leaf (16) top and second spout (14) inner wall, fly leaf (16) bottom fixedly connected with fixture block (17), in fixture block (17) joint and fixed orifices (18).

2. A gynecological tumor sampling device for clinical use according to claim 1, wherein: third spout (19) have been seted up at fly leaf (16) top, sliding connection has plectrum (21) in third spout (19), fixedly connected with third spring (20) between plectrum (21) right side wall and third spout (19) inner wall, draw-in groove (23) have been seted up at both ends about second spout (14) lateral wall, left side wall fixedly connected with draw-in lever (22) of plectrum (21), draw-in lever (22) run through third spout (19) and draw-in groove (23) looks joint.

3. A gynecological tumor sampling device for clinical use according to claim 1, wherein: first spout (6) have been seted up to both sides wall in shell (1), the both sides wall fixedly connected with slider (7) of sampling tube (2) front end, slider (7) sliding connection is in first spout (6).

4. A gynecological tumor sampling device for clinical use according to claim 1, wherein: the two side walls of the front end of the shell (1) are hinged with fixing plates (10), and a first spring (11) is fixedly connected between the inner wall of each fixing plate (10) and the shell (1).

5. A gynecological tumor sampling apparatus for clinical use according to claim 4, wherein: the end part of the fixing plate (10) is sleeved with a rubber sleeve (12).

6. A gynecological tumor sampling device for clinical use according to claim 1, wherein: one end of the outer side of the pull rod (4) is fixedly connected with a pull ring (5).