CN215272955U

CN215272955U - Liver disease branch of academic or vocational study tissue examination sampler

Info

Publication number: CN215272955U
Application number: CN202120472301.XU
Authority: CN
Inventors: 荣静
Original assignee: Huai'an No4 People's Hospital
Current assignee: Huai'an No4 People's Hospital
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2021-12-24
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a liver disease branch of academic or vocational study tissue examination sampler, including the sampling sleeve pipe, the last rotation of sampling sleeve pipe is connected with the connecting rod, it is connected with the rotation cover to rotate on the connecting rod, two removal handles of symmetry fixedly connected with are sheathe in to rotate, the last symmetry of sampling sleeve pipe is equipped with two installation chambeies, every equal vertical fixedly connected with dead lever in the installation chamber, be equipped with on the dead lever and remove the elastic mechanism that the handle cooperation was used, be equipped with the mark mechanism who is used for taking notes length on the sampling sleeve pipe. The utility model discloses a puncture syringe needle samples of puncturing, through the position of the directional mark chi of pointer on the removal handle to the degree of depth of control sample that can be accurate, the volume of grasping the sample that can be better prevents to prick the needle too deeply, has alleviateed patient's burden in the heart, also prevents to prick too shallow with the needle, makes the sample more accurate, and it is very convenient to use, has reduced user's manipulation strength.

Description

Liver disease branch of academic or vocational study tissue examination sampler

Technical Field

The utility model relates to a sampler technical field especially relates to a liver disease branch of academic or vocational study tissue examination sampler.

Background

Hepatic puncture is a short term for biopsy. Patients are usually anesthetized locally, using a one second aspiration technique, percutaneous needle under B-ultrasound, CT positioning and guidance, or direct needle under laparoscopic monitoring. The liver specimen obtained by puncturing is generally about 10-25 mg, and is subjected to pathological histology, immunohistochemistry and other staining after treatment, and the liver tissue and cell morphology are observed under a microscope.

At present, used at present on the market is complicated to liver disease branch of academic or vocational study tissue examination sampler structure, and the sampler operation is got up and is hardly mastered the volume of taking a sample, and is too dark with the acupuncture needle, just increased patient's burden in the middle of intangible, too shallow with the acupuncture needle, lead to the sample inaccurate easily to lead to using very inconvenient, improved user's manipulation strength.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, the sampler operation is got up and is hardly mastered the volume of taking a sample, with the thorn of syringe needle dark, has just increased patient's burden in the middle of the intangible, too shallow with the thorn of syringe needle, leads to the sample inaccurate easily to lead to using very inconvenient, improved user's manipulation strength, and a liver disease branch of academic or vocational study tissue examination sampler that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a liver disease branch of academic or vocational study tissue examination sampler, includes the sampling sleeve pipe, the last rotation of sampling sleeve pipe is connected with the connecting rod, it is connected with the rotation cover to rotate on the connecting rod, two removal handles of symmetry fixedly connected with are sheathe in to rotate, the last symmetry of sampling sleeve pipe is equipped with two installation cavities, every equal vertical fixedly connected with dead lever in the installation cavity, be equipped with on the dead lever and remove the elastic mechanism that the handle cooperation was used, be equipped with the marking mechanism who is used for taking notes length on the sampling sleeve pipe, sampling pipe in the fixedly connected with on the connecting rod, be equipped with outer sampling pipe on the sampling sleeve pipe, fixedly connected with puncture needle head on the outer sampling pipe.

Preferably, the elastic mechanism comprises a straight spring arranged on the fixing rod in a surrounding mode, two ends of the straight spring are fixedly connected with the movable handle and the inner wall of the installation cavity respectively, the movable handle is connected with the fixing rod in a sliding mode, a round hole used for connecting the fixing rod is formed in the movable handle, and a friction pad is fixedly connected to the round hole.

Preferably, the marking mechanism comprises a marking ruler fixedly connected with the sampling sleeve, and a pointer with one end pointing to the marking ruler is fixedly connected to the movable handle.

Preferably, outer sample tube is connected through flexible pipe and sample sleeve pipe, outer sample tube and sample sleeve pipe all with flexible pipe fixed connection.

Preferably, the outer sampling tube is provided with a first opening, the inner sampling tube is provided with a second opening matched with the first opening, and the second opening is provided with a blade.

Preferably, the movable handle is provided with a through hole, and the sampling sleeve is fixedly connected with a fixing block matched with the movable handle for use.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the movable handle is moved, the movable handle and the fixed rod slide relatively, the rotating sleeve fixedly connected on the movable rod moves downwards together, the inner sampling tube moves downwards along with the inner sampling tube due to the rotating sleeve and the inner sampling tube are rotatably connected, the puncture needle is used for puncture sampling, and the pointer on the movable handle points to the position of the marking ruler, so that the sampling depth can be accurately controlled, the sampling amount can be better mastered, the needle prick is prevented from being too deep, the mental burden of a patient is relieved, the needle prick is also prevented from being too shallow, the sampling is more accurate, the use is very convenient, and the operation intensity of a user is reduced;

2. because the through hole is formed in the movable handle, a user can place fingers in the through hole and on the fixed block respectively during use, the movable handle is convenient to operate and can be better, the moving distance of the movable handle is controlled, and sampling can be accurately performed.

Drawings

FIG. 1 is a schematic front view of a liver disease department tissue examination sampler according to the present invention;

fig. 2 is a partially enlarged view of a in fig. 1.

In the figure: 1 sampling sleeve, 2 fixing rods, 3 marking rulers, 4 friction pads, 5 rotating sleeves, 6 fixing blocks, 7 through holes, 8 moving handles, 9 connecting rods, 10 straight springs, 11 inner sampling tubes, 12 first openings, 13 puncture needles, 14 blades, 15 outer sampling tubes, 16 second openings, 17 telescopic tubes and 18 pointers.

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.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

Referring to fig. 1-2, a liver disease branch of academic or vocational study tissue examination sampler, including sampling sleeve 1, sampling sleeve 1 goes up to rotate and is connected with connecting rod 9, it is connected with rotation cover 5 to rotate on the connecting rod 9, two removal handles 8 of symmetry fixedly connected with on the rotation cover 5, sampling sleeve 1 goes up the symmetry and is equipped with two installation chambeies, equal vertical fixedly connected with dead lever 2 in every installation chamber, be equipped with on the dead lever 2 and remove the elastic mechanism that 8 cooperations of handle used, be equipped with the mark mechanism that is used for the record length on sampling sleeve 1, sampling pipe 11 in the fixedly connected with on connecting rod 9, be equipped with outer sampling pipe 15 on sampling sleeve 1, fixedly connected with puncture needle 13 on outer sampling pipe 15.

Elastic mechanism is including encircleing the straight spring 10 that sets up on dead lever 2, straight spring 10 both ends respectively with remove handle 8 and installation cavity inner wall fixed connection, remove

handle

8 and 2 sliding connection of dead lever, be equipped with the round hole that is used for connecting dead lever 2 on the removal handle 8, fixedly connected with friction pad 4 on the round hole, make through artificial removal handle 8 downstream, the straight spring 10 of fixed connection will be along with taking place deformation on the removal handle 8, because fixedly connected with friction pad 4 on the round hole of removal handle 8, friction between friction pad 4 can increase removal handle 8 and the dead lever 2, make removal handle 8 can not be quick and dead lever 2 take place the relative slip, make the displacement who removes handle 8 control more easily.

The marking mechanism includes the mark chi 3 with sample sleeve 1 fixed connection, move the pointer 18 of the directional mark chi 3 of fixedly connected with one end on the handle 8, remove the back that takes place to remove handle 8, the pointer 18 that removes fixed connection on the handle 8 will take place to remove together, through the position of the directional mark chi 3 of pointer 18, the convenient control that can be accurate removes the displacement of handle 8, outer sample pipe 15 is connected with sample sleeve 1 through flexible pipe 17, outer sample pipe 15 and sample sleeve 1 all with flexible pipe 17 fixed connection, when interior sample pipe 11 is taken place to remove along with removing handle 8 in vertical direction together, outer sample pipe 15 also can be along with interior sample pipe 11 and remove together, both ends will take place to deform with outer sample pipe 15 and the flexible pipe 17 that sample sleeve 1 is connected respectively, make outer sample pipe 15 can take place to remove.

Be equipped with first opening 12 on the outer sample tube 15, be equipped with on the interior sample tube 11 and cooperate the second opening 16 that uses with first opening 12, be equipped with blade 14 on the second opening 16, after the puncture, through rotating connecting rod 9, make first opening 12 on the outer sample tube 15 and second opening 16 on the interior sample tube 11 relative, make the tissue can follow first opening 12 and get into in second opening 16, make things convenient for blade 14 on the second opening 16 to cut the sample to the tissue, be equipped with through-hole 7 on the removal handle 8, fixedly connected with and removal handle 8 complex fixed block 6 that uses on the sampling sleeve 1, put respectively in removal handle 8's through-hole 7 and on fixed block 6 through will pointing, make the removal of controlling removal handle 8 more convenient.

In the utility model, when in use, the connecting rod 9 is rotated to stagger the second opening 16 on the inner sampling tube 11 and the first opening 12 on the outer sampling tube 15, two fingers are respectively contacted with the through holes 7 on the moving handle 8 by pressing one finger on the fixed block 6, then the moving handle 8 is moved downwards, the moving handle 8 slides relative to the fixed rod 2, the straight spring 10 arranged around the fixed rod 2 deforms, the inner sampling tube 11 and the outer sampling tube 15 which are connected with the rotating sleeve 5 in a rotating way can move downwards, the puncture needle head 13 punctures and samples the appointed position of a patient, the depth of sampling can be accurately controlled by moving the pointer 18 on the moving handle 8 to the position of the marking ruler 3, then the first opening 12 is opposite to the second opening 16 by rotating the connecting rod 9, the sampled sample can enter the second opening 16 through the first opening 12, then the moving handle 8 is released, so that the inner sampling tube 11 returns to the initial position, and the cutting sampling is carried out on the tissue under the action of the blade 14.

In the present application, the terms "mounted," "connected," and "secured" are to be construed broadly unless otherwise specifically indicated and limited.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A liver disease department tissue examination sampler comprises a sampling sleeve (1) and is characterized in that, the sampling sleeve (1) is rotatably connected with a connecting rod (9), the connecting rod (9) is rotatably connected with a rotating sleeve (5), two movable handles (8) are symmetrically and fixedly connected on the rotating sleeve (5), two installation cavities are symmetrically arranged on the sampling sleeve (1), a fixed rod (2) is vertically and fixedly connected in each installation cavity, the fixed rod (2) is provided with an elastic mechanism which is matched with the movable handle (8), the sampling sleeve (1) is provided with a marking mechanism for recording length, the connecting rod (9) is fixedly connected with an inner sampling tube (11), the sampling device is characterized in that an outer sampling tube (15) is arranged on the sampling sleeve (1), and a puncture needle head (13) is fixedly connected to the outer sampling tube (15).

2. The liver disease department biopsy sampler of claim 1, wherein the elastic mechanism comprises a straight spring (10) surrounding the fixed rod (2), the two ends of the straight spring (10) are fixedly connected with the movable handle (8) and the inner wall of the installation cavity respectively, the movable handle (8) is slidably connected with the fixed rod (2), the movable handle (8) is provided with a round hole for connecting the fixed rod (2), and the round hole is fixedly connected with a friction pad (4).

3. The liver disease department biopsy sampler of claim 1, wherein the marking mechanism comprises a marking ruler (3) fixedly connected with the sampling sleeve (1), and a pointer (18) with one end pointing to the marking ruler (3) is fixedly connected to the movable handle (8).

4. A liver disease department tissue examination sampler according to claim 1, characterized in that the outer sampling tube (15) is connected with the sampling sleeve (1) through a telescopic tube (17), and the outer sampling tube (15) and the sampling sleeve (1) are fixedly connected with the telescopic tube (17).

5. The liver disease department biopsy sampler according to claim 1, wherein the outer sampling tube (15) is provided with a first opening (12), the inner sampling tube (11) is provided with a second opening (16) matched with the first opening (12), and the second opening (16) is provided with a blade (14).

6. The liver disease department tissue examination sampler according to claim 1, wherein the moving handle (8) is provided with a through hole (7), and the sampling sleeve (1) is fixedly connected with a fixing block (6) matched with the moving handle (8).