CN220967328U

CN220967328U - Tumor biopsy sampler

Info

Publication number: CN220967328U
Application number: CN202321905102.9U
Authority: CN
Inventors: 张红玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-05-17
Anticipated expiration: 2033-07-19

Abstract

The utility model relates to the technical field of medical instruments, in particular to a tumor biopsy sampler, which comprises a handheld rod, wherein a connecting pipe is fixed at one end of the handheld rod, a sampling pipe is fixed at one end of the connecting pipe, which is away from the handheld rod and away from the handheld rod, a first baffle plate and a second baffle plate are fixed inside one end of the sampling pipe, a plurality of first cutters are embedded and fixed at the other end of the sampling pipe in an annular equal angle, a plurality of cutting mechanisms are arranged between the first baffle plate and the second baffle plate in an annular equal angle, and each cutting mechanism comprises a second cutter in sliding connection with the sampling pipe. According to the utility model, the first sampling knife and the second sampling knife are annularly arranged on the sampling tube at equal angles, and each first sampling knife and the second sampling knife can be matched with each second sampling knife to cut a biopsy tissue, so that the sampling tube can conveniently sample at multiple positions in the body for multiple times, and the efficiency of sampling at multiple positions for multiple times is improved.

Description

Tumor biopsy sampler

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a tumor biopsy sampler.

Background

In the tumor treatment process, a tumor patient needs to be subjected to a tumor biopsy sampling test, particularly when the tumor focus position is sampled, medical staff cuts a lesion tissue, then samples the tissue through a biopsy sampler, the lesion tissue of the patient needs to be stored separately and then sent to be inspected after sampling, namely, the sample needs to be taken out of the sampler and put into a test tube or other containers, but most of the samplers are not easy to detach, so that the sample is inconvenient to take out quickly from the samplers, and the position cut by the tumor biopsy is generally selected at the position most superficial to the most active part of tumor growth, usually at the junction of the tumor edge and normal tissue, and the lesion tissue junction is more in position, so that in order to improve the accuracy of a later test result, or reserve a standby sample, sometimes, a plurality of sampling and inspection are needed, and the current most of samplers only need to sample for one time, and the samplers need to be moved to the lesion tissue for sampling for a plurality of times if the sampling at a plurality of positions, so that the sampling efficiency is poor;

In view of this, it is desirable to design a tumor biopsy sampler that can both take multiple samples around the diseased tissue and store each sample separately and facilitate removal of the sample.

Disclosure of utility model

In order to overcome the technical problems, the utility model aims to provide a tumor biopsy sampler, wherein a plurality of groups of first sampling cutters and second sampling cutters are annularly and equiangularly arranged on a sampling tube, each group of first sampling cutters and second sampling cutters can be matched with each other to cut a biopsy tissue, so that the sampling tube can conveniently sample at multiple positions in a body for multiple times, the efficiency of the multiple-position sampling is improved, a plurality of containing boxes are annularly and equiangularly arranged on the outer side of a shaft rod in the sampling tube, each containing box is respectively positioned below a cutter I and a cutter II at corresponding positions, and the biopsy tissues cut at different positions are conveniently stored in a space formed by the cutter I and the cutter II.

The aim of the utility model can be achieved by the following technical scheme:

The utility model provides a tumour biopsy sampler, includes handheld pole, the one end of handheld pole is fixed with the connecting pipe, the connecting pipe deviates from the one end that handheld pole deviates from handheld pole and is fixed with the sampling tube, the inside of sampling tube one end is fixed with baffle one and baffle two, the other end of sampling tube is annular equiangular embedding and is fixed with a plurality of cutters one, be annular equiangular arrangement between baffle one and the baffle two and be a plurality of surely get the mechanism, surely get the mechanism include with sampling tube sliding connection's cutter two, the one end of cutter two is fixed with connecting block one, be provided with the haulage rope between connecting block one and the handheld pole, one side of connecting block one is fixed with extrusion spring, baffle two one side is fixed with the support with extrusion spring fixed connection, the one end that the sampling tube deviates from the connecting pipe closes soon and is connected with sealed lid, be annular equiangular arrangement has a plurality of flourishing boxes between sealed lid and the baffle two.

The method is further characterized in that: the middle part of one side of baffle two deviating from connecting block one is fixed with the axostylus axostyle, the one end that the axostylus axostyle deviates from baffle two is leaned on with sealed lid, it is annular equiangular arrangement in the outside of axostylus axostyle to connect the box greatly.

The method is further characterized in that: the outside of axostylus axostyle is annular equiangular division and has seted up a plurality of spouts, the bottom that holds connects the box is fixed with the slider with corresponding position spout sliding connection.

The method is further characterized in that: the outside of sampling tube is annular equiangular degree and has seted up a plurality of annular through-holes, the inboard of annular through-hole one end and corresponding position cutter one fixed connection, the inboard of annular through-hole other end has seted up with corresponding position cutter two sliding connection's arc blind hole, cutter one and cutter two are the arc.

The method is further characterized in that: the inner side of the sampling tube is provided with a plurality of moving holes which are communicated with the arc blind holes at the corresponding positions at equal angles, and the first connecting block is in sliding connection with the moving holes at the corresponding positions.

The method is further characterized in that: the support includes the stand with baffle one fixed connection, the stand deviates from baffle one end be fixed with extrusion spring fixed connection's connecting block two.

The method is further characterized in that: the traction rope passes through the middle part of the extrusion spring and penetrates through the connecting block II and the baffle I at the corresponding positions, and one end of the traction rope, deviating from the baffle I, penetrates through the connecting pipe.

The method is further characterized in that: the outside of handheld pole is the slip joint of annular equiangular degree and has a plurality of removal seats respectively with corresponding position haulage rope fixed connection, the outside of removing the seat is fixed with the ring.

The utility model has the beneficial effects that:

1. Through moving the sampling tube to the focus tissue position, draw the ring with finger and make the movable seat move on hand-held pole with the haulage rope, the haulage rope is with connecting block one, cutter two moves, the opening appears between cutter two and the cutter one at this moment, release the ring after focus position tissue locates at the opening position, make the connecting block take the cutter to move in the direction of cutter one under the elastic force of the extrusion spring, realize cutting the biopsy tissue into the sampling tube, and take the form of annular equiangular arrangement multiunit sampling knife one, sampling knife two on the sampling tube, every group sampling knife one, cooperate with sampling knife two can cut the biopsy tissue once, facilitate the sampling tube to take a plurality of times in vivo multiposition, raise the efficiency of multiposition sampling many times;

2. Through being annular equiangular arrangement in the axostylus axostyle outside of sampling tube inside and connecing the box, every flourishing connects the box to be located the below of corresponding position cutter one, cutter two respectively, conveniently separately deposits the biopsy tissue that the different positions were cut down in the space that cutter one, two collection of cutter connect the box to constitute the inside, makes it break away from the sampling tube through rotating the sealed lid that closes soon, then will the flourishing box of different positions move to uncovered upwards and slide along the axostylus axostyle and take out flourishing the box, be convenient for dismantle the sampling tube fast and take out the biopsy tissue.

Drawings

The utility model is further described below with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the structure of a hand-held rod and a hauling rope in the utility model;

FIG. 3 is a schematic view of the internal structure of a sampling tube according to the present utility model;

FIG. 4 is a schematic view of a second structure of the receiving box, shaft, seal cover and baffle plate of the present utility model;

Fig. 5 is a schematic view showing a split three-dimensional structure of the receiving box and the shaft lever according to the present utility model.

In the figure: 100. a hand-held lever; 110. a movable seat; 111. a finger ring; 200. a connecting pipe; 300. a sampling tube; 310. a first baffle; 320. a second baffle; 330. a first cutter; 340. a shaft lever; 341. a chute; 350. sealing cover; 400. a cutting mechanism; 410. a second cutter; 420. a first connecting block; 430. extruding a spring; 440. a bracket; 441. a column; 442. a second connecting block; 500. a traction rope; 600. a receiving box; 610. a sliding block.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, 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. 1-5, a tumor biopsy sampler includes a hand-held rod 100, a connecting tube 200 is fixed at one end of the hand-held rod 100, a sampling tube 300 is fixed at one end of the connecting tube 200, which is away from the hand-held rod 100, a first baffle 310 and a second baffle 320 are fixed inside one end of the sampling tube 300, a plurality of first cutters 330 are embedded and fixed at the other end of the sampling tube 300 in a ring shape with equal angle, a plurality of cutting mechanisms 400 are arranged between the first baffle 310 and the second baffle 320 in a ring shape with equal angle, the cutting mechanisms 400 include a second cutter 410 which is in sliding connection with the sampling tube 300, a first connecting block 420 is fixed at one end of the second cutter 410, a hauling rope 500 is arranged between the first connecting block 420 and the hand-held rod 100, an extrusion spring 430 is fixed at one side of the first connecting block 420, a bracket 440 fixedly connected with the extrusion spring 430 is fixed at one side of the second baffle 320, a sealing cover 350 is screwed and a plurality of holding boxes 600 are arranged between the sealing cover 350 and the second baffle 320 in a ring shape with equal angle.

The middle part of one side of the second baffle 320, which is away from the first connecting block 420, is fixed with a shaft lever 340, one end of the shaft lever 340, which is away from the second baffle 320, is abutted against the sealing cover 350, and the containing boxes 600 are annularly and equiangularly arranged on the outer side of the shaft lever 340, so that the inner side of the sealing cover 350 can limit and fix a plurality of containing boxes 600 on the shaft lever 340; the outer side of the shaft lever 340 is provided with a plurality of sliding grooves 341 in annular equal angles, and the bottom of the containing box 600 is fixedly provided with a sliding block 610 which is in sliding connection with the sliding groove 341 at the corresponding position, so that the containing box 600 can slide out on the shaft lever 340; the outside of sampling tube 300 is annular equiangular degree and has seted up a plurality of annular through-holes, and the inboard of annular through-hole one end is with corresponding position cutter one 330 fixed connection, and the inboard of annular through-hole other end is seted up and is corresponded position cutter two 410 sliding connection's arc blind hole, and cutter one 330 and cutter two 410 are the arc to make cutter two 410 can move to cutter one 330 direction, cut biopsy tissue in annular through-hole position.

The inner side of the sampling tube 300 is provided with a plurality of moving holes communicated with the arc blind holes at corresponding positions at equal angles in an annular shape, and the first connecting block 420 is in sliding connection with the moving holes at corresponding positions, so that the first connecting block 420 can move on the sampling tube 300 with the second cutter 410; the bracket comprises a stand column 441 fixedly connected with the second baffle 320, a second connecting block 442 fixedly connected with the extrusion spring 430 is fixed at one end of the stand column 441 away from the second baffle 320, the second connecting block 442 is fixed at one end of the extrusion spring 430, when the first connecting block 420 moves with the second cutter 410, the extrusion spring 430 is in a compressed state, the compression elasticity is convenient for the second cutter 410 to move towards the first cutter 330 in the later stage to cut biopsy tissue, and the extrusion spring 430 is also in a compressed state in the initial state; the traction rope 500 passes through the middle part of the extrusion spring 430 and penetrates through the connecting block II 442 and the baffle I310 at the corresponding position, one end of the traction rope 500, which is away from the baffle I310, penetrates through the connecting pipe 200, and the traction rope 500 facilitates the separation of the cutter II 410 and the cutter I330 when the traction connecting block I420 moves; the outer side of the hand-held rod 100 is in an annular equiangular sliding clamping connection with a plurality of movable seats 110 which are respectively fixedly connected with traction ropes 500 at corresponding positions, finger rings 111 are fixed on the outer sides of the movable seats 110, and the finger rings 111 facilitate fingers to pull the movable seats 110 to move along with the traction ropes 500.

Working principle: during operation, when biopsy is cut, the sampling tube 300 is moved to the focus tissue position, the finger traction 111 ring makes the movable seat 110 move on the handheld rod 100 with the traction rope 500, the traction rope 500 moves with the connecting block one 420 and the cutter two 410, at this time, an opening appears between the cutter two 410 and the cutter one 330, when the focus tissue is positioned at the opening position, the ring 111 is released, the connecting block one 420 moves with the cutter two 410 towards the direction of the cutter one 330 under the elastic force of the extrusion spring 430, the biopsy is dropped into the corresponding position containing box 600 inside the sampling tube 300, at this time, the cutter two 410 seals and blocks the open end of the containing box 600 towards the cutter one 330, at the same time, the cutter one 330 and the cutter two 410 at different positions can be used to cooperatively cut the biopsy at different positions, when the biopsy in the sampling tube 300 needs to be taken out, the rotating and rotating the sealing cover 350 is separated from the sampling tube 300, then the containing box 600 at different positions is moved to the opening upwards to slide along the opening upwards to take out the containing box 600, so that the sampling tube 300 can be convenient for quickly disassembling the biopsy shaft 300.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative and explanatory of the utility model, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the utility model or exceeding the scope of the utility model as defined in the claims.

Claims

1. The utility model provides a tumor biopsy sampler, includes handheld pole (100), its characterized in that, the one end of handheld pole (100) is fixed with connecting pipe (200), the one end that connecting pipe (200) deviate from handheld pole (100) deviates from handheld pole (100) is fixed with sampling tube (300), the inside of sampling tube (300) one end is fixed with baffle one (310) and baffle two (320), the other end of sampling tube (300) is annular equiangular embedding and is fixed with a plurality of cutters one (330), be annular equiangular between baffle one (310) and baffle two (320) and be provided with a plurality of cutting mechanism (400), cutting mechanism (400) include with sampling tube (300) sliding connection's cutter two (410), the one end of cutter two (410) is fixed with connecting block one (420), be provided with rope (500) between connecting block one (420) and the handheld pole (100), one side of connecting block one (420) is fixed with extrusion spring (430), baffle two (320) one side is fixed with and is connected with extrusion spring (430) fixed with a plurality of cutters one end (200) of connecting pipe (200) of deviating from of connecting pipe (200), a plurality of containing boxes (600) are arranged between the sealing cover (350) and the second baffle plate (320) in an annular equal angle mode.

2. The tumor biopsy sampler according to claim 1, wherein a shaft lever (340) is fixed in the middle of one side of the second baffle plate (320) away from the first connecting block (420), one end of the shaft lever (340) away from the second baffle plate (320) is abutted against the sealing cover (350), and the accommodating box (600) is arranged outside the shaft lever (340) in a ring shape with equal angle.

3. The tumor biopsy sampler according to claim 2, wherein a plurality of sliding grooves (341) are formed in the outer side of the shaft lever (340) at equal angles in a ring shape, and a sliding block (610) which is in sliding connection with the sliding groove (341) at the corresponding position is fixed at the bottom of the accommodating box (600).

4. The tumor biopsy sampler according to claim 1, wherein the outer side of the sampling tube (300) is provided with a plurality of annular through holes at equal angles, the inner side of one end of each annular through hole is fixedly connected with a cutter I (330) at a corresponding position, the inner side of the other end of each annular through hole is provided with an arc blind hole which is in sliding connection with a cutter II (410) at a corresponding position, and the cutters I (330) and II (410) are arc-shaped.

5. The tumor biopsy sampler according to claim 4, wherein the inner side of the sampling tube (300) is provided with a plurality of moving holes communicated with the arc blind holes at corresponding positions at equal angles in a ring shape, and the first connecting block (420) is in sliding connection with the moving holes at corresponding positions.

6. The tumor biopsy sampler of claim 1, wherein the bracket comprises a post (441) fixedly connected with the second baffle plate (320), and a second connecting block (442) fixedly connected with the compression spring (430) is fixed at one end of the post (441) away from the second baffle plate (320).

7. The tumor biopsy sampler of claim 6, wherein the pull cord (500) passes through the middle of the compression spring (430) and through the corresponding connection block two (442) and the baffle one (310), and wherein an end of the pull cord (500) facing away from the baffle one (310) extends through the connection tube (200).

8. The tumor biopsy sampler according to claim 7, wherein a plurality of movable seats (110) fixedly connected with traction ropes (500) at corresponding positions are slidably clamped on the outer side of the hand-held rod (100) in an annular shape, and finger rings (111) are fixed on the outer side of the movable seats (110).