CN211796629U

CN211796629U - Biopsy sampler for digestive department

Info

Publication number: CN211796629U
Application number: CN202020119082.2U
Authority: CN
Inventors: 任贵; 封斌; 尚玉龙; 罗辉; 王向平
Original assignee: Fourth Military Medical University FMMU
Current assignee: Fourth Military Medical University FMMU
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-30
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a gastroenterology biopsy sampler, including the pipe, the installation cover, the sampling mechanism, a spring, the sliding sleeve, actuating mechanism, aerify the mechanism, the bleeder vent, this gastroenterology biopsy sampler, at first through the use to aerifing the mechanism, make the sample on sampling mechanism and the patient's esophagus inner wall carry out the adhesion and draw the processing, again through the use to actuating mechanism, place sampling mechanism and the sample after the sample is in the confined environment, with this prevent that the sample from separating with the device at the in-process of drawing, can know from this, through using the device in this application, very big improvement the sample progress of sample.

Description

Biopsy sampler for digestive department

Technical Field

The utility model relates to a sampler especially relates to gastroenterology biopsy sampler.

Background

The digestive tract of the human body is a long muscular tube which extends from the oral cavity to the pharynx, the esophagus, the stomach, the small intestine, the large intestine and the anus, and comprises the oral cavity, the pharynx, the esophagus, the stomach, the small intestine (duodenum, jejunum and ileum), the large intestine (cecum, colon and rectum) and the like. In the actual treatment process of the digestive system department, the sampling biopsy work is frequently required to be carried out in the digestive tract of a human body, and the sampling part and the sampling method are different according to the actual affected part.

When the esophagus cast-off cell extraction biopsy is clinically carried out on a patient, the patient swallows the air bag with the brush, then the air bag is inflated, the brush is adhered to a sample on the inner wall of the esophagus of the patient, and the sample is extracted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: a biopsy sampler for digestive department is provided to solve the problems of the background art.

In order to solve the technical problem, the technical scheme of the utility model is that: gastroenterology biopsy sampler, including pipe, installation cover, sampling mechanism, first spring, sliding sleeve, actuating mechanism, aerify mechanism, bleeder vent, the outside left side of pipe fixed cover be equipped with the installation cover, installation cover inside set firmly sampling mechanism, the inside four corners department of installation cover first spring has set firmly, the inside left and right sides of installation cover slide and be equipped with the sliding sleeve, sliding sleeve and first spring fixed connection, the inside upper end of pipe fixed the running through have actuating mechanism, the inside lower extreme of pipe fixed the running through have aerifys the mechanism, the inside middle-end an organic whole of pipe be equipped with the bleeder vent.

Furthermore, the sampling mechanism consists of an air cushion ring and a hairbrush.

Furthermore, the mounting sleeve is internally fixed with an air cushion ring at the middle end, and a hairbrush is wound on the outer fixing ring of the air cushion ring.

Furthermore, the driving mechanism consists of a Y-shaped pipe and a dual-purpose pump.

Furthermore, a Y-shaped pipe is fixedly penetrated through the upper end inside the guide pipe, the Y-shaped pipe is fixedly penetrated through the mounting sleeve, and a dual-purpose pump is fixedly arranged on the right side of the Y-shaped pipe.

Furthermore, the inflating mechanism consists of a connecting pipe, an air bag and a second spring.

Furthermore, a connecting pipe is fixedly penetrated through the lower end in the guide pipe, and the connecting pipe sequentially penetrates through the mounting sleeve and the air cushion ring to be fixedly connected with the air cushion ring.

Furthermore, the right side of the connecting pipe is fixedly sleeved with an air bag, and a second spring is fixedly arranged in the air bag.

Compared with the prior art, this gastroenterology biopsy sampler is at first through the use to aerifing the mechanism for the sample on sampling mechanism and the patient's esophagus inner wall carries out the adhesion and draws the processing, and through the use to actuating mechanism again, places sampling mechanism and the sample after the sample in confined environment, with this prevent that the sample from separating with the device at the in-process of drawing, from this can know, through using the device in this application, very big improvement the sample progress of sample.

Drawings

FIG. 1 is a partial front cross-sectional view of a biopsy sampler for digestive purposes;

FIG. 2 is an enlarged partial cross-sectional view of the interior of the catheter;

FIG. 3 is a side cross-sectional view of the catheter and sampling mechanism;

FIG. 4 is a side cross-sectional view of the catheter and sliding sleeve;

fig. 5 is a circuit diagram of a gastroenterology biopsy sampler.

The device comprises a guide pipe 1, an installation sleeve 2, a sampling mechanism 3, a first spring 4, a sliding sleeve 5, a driving mechanism 6, an inflating mechanism 7, an air vent 8, an air cushion ring 9, a hairbrush 10, a Y-shaped pipe 11, a dual-purpose pump 12, a connecting pipe 13, an air bag 14 and a second spring 15.

The following detailed description will be further described in conjunction with the above-identified drawings.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.

Example 1

As shown in fig. 1, gastroenterology biopsy sampler, including pipe 1, installation cover 2, sampling mechanism 3, first spring 4, sliding sleeve 5, actuating mechanism 6, air inflation mechanism 7, bleeder vent 8, 1 outside left side fixed cover of pipe be equipped with

installation cover

2, 2 inside sampling mechanism 3 that has set firmly of installation cover, 2 inside four corners departments of installation cover set firmly

first spring

4, 2 inside left and right sides of installation cover slide and be equipped with sliding sleeve 5, sliding sleeve 5 and first spring 4 fixed connection, 1 inside upper end of pipe fixed the running through have actuating mechanism 6, 1 inside lower extreme of pipe fixed the running through have air inflation mechanism 7, 1 inside middle-end an organic whole of pipe be equipped with bleeder vent 8.

This gastroenterology biopsy sampler, medical personnel move to the patient internal with pipe 1 together with installation cover 2 and sampling mechanism 3 earlier, medical personnel is again through the feasible to inflating mechanism 7, make the sampling mechanism 3 after the inflation carry out the adhesion to the internal sample of patient and draw, draw the back that finishes, medical personnel eliminates the use to inflating mechanism 7, with this let sampling mechanism 3 compress, medical personnel is again through the use to actuating mechanism 6, make sliding sleeve 5 place sampling mechanism 3 and the sample after the sample in the confined environment, when avoiding medical personnel to take out the device from the patient internal with this, will draw the sample and break away from with the device, the stability of sample extraction has been ensured.

Example 2

As shown in fig. 1, 2, 3 and 4, the biopsy sampler for gastroenterology comprises a catheter 1, an installation sleeve 2, a sampling mechanism 3, a first spring 4, a sliding sleeve 5, a driving mechanism 6, an inflating mechanism 7 and air vents 8, wherein the installation sleeve 2 is fixedly sleeved on the left side outside the catheter 1, the sampling mechanism 3 is fixedly arranged inside the installation sleeve 2, the first spring 4 is fixedly arranged at the four corners inside the installation sleeve 2, the sliding sleeves 5 are slidably arranged on the left side and the right side inside the installation sleeve 2, the sliding sleeve 5 is fixedly connected with the first spring 4, the driving mechanism 6 is fixedly penetrated at the upper end inside the catheter 1, the inflating mechanism 7 is fixedly penetrated at the lower end inside the catheter 1, the air vents 8 are integrally arranged at the middle end inside the catheter 1, the sampling mechanism 3 is composed of an air cushion ring 9 and a brush 10, the air cushion ring 9 is fixedly sleeved at the middle end inside the installation sleeve 2, the outside fixed ring of air cushion ring 9 around having brush 10, actuating mechanism 6 constitute by Y type pipe 11 and dual-purpose pump 12, the inside upper end of pipe 1 fixed to run through and to have Y type pipe 11, Y type pipe 11 fixed run through in installation cover 2, Y type pipe 11 right side set firmly dual-purpose pump 12, inflating mechanism 7 constitute by connecting pipe 13, gasbag 14 and second spring 15, the inside lower extreme of pipe 1 fixed to run through and to have connecting pipe 13, connecting pipe 13 run through in installation cover 2 and air cushion ring 9 fixed connection in proper order, connecting pipe 13 right side fixed cover be equipped with gasbag 14, gasbag 14 inside set firmly second spring 15.

The biopsy sampler for gastroenterology is characterized in that firstly, with the aid of imaging equipment, a medical worker moves a catheter 1 and an installation sleeve 2 into a patient until an air cushion ring 9 moves to an area, where a sample needs to be extracted, of the patient, presses an air bag 14 by hand, so that gas in the air bag 14 is discharged into the air cushion ring 9 through a connecting pipe 13, namely, the air cushion ring 9 is expanded, and is synchronous, a second spring 15 is deformed, the air cushion ring 9 drives a brush 10 to carry out adhesion extraction treatment on the sample on the inner wall of the patient through the expansion effect of the air cushion ring 9, after extraction is finished, the medical worker releases the air bag 14 by hand, the air bag 14 is reset through the resilience force of a second spring 15, after the air bag 14 is reset, the gas discharged into the air cushion ring 9 flows back into the air bag 14, the air cushion ring 9 is in a compressed state, and the medical worker opens the inflation function of a dual-purpose pump, at this time, the inflation gas generated by the dual-purpose pump 12 is discharged into the mounting sleeve 2 through the Y-shaped pipe 11, the inflation gas discharged into the mounting sleeve 2 pushes the sliding sleeve 5, so that the sliding sleeves 5 on the left side and the right side of the device move in opposite directions, and synchronously, the first spring 4 deforms, when the sliding sleeves 5 which move in the same direction contact with each other, the medical staff closes the dual-purpose pump 12 by hand, at this time, the sample extracted by the device is placed in a closed environment, the medical staff takes the catheter 1 together with the mounting sleeve 2 out of the patient body and then starts the air suction function of the dual-purpose pump 12 by hand, namely, the gas discharged into the mounting sleeve 2 is discharged outside, the sliding sleeve 5 is moved into the mounting sleeve 2 under the action of the resilience force of the first spring 4, let the sample after the extraction expose in the external world promptly to medical personnel carry out the chemical examination to it and handle, sliding sleeve 5 be the rubber material, bleeder vent 8 is for the normality of patient's breathing of facilitating.

As shown in FIG. 5, the dual-purpose pump 12 of the present application is connected to an external power source, and the dual-purpose pump 12 is preferably of the type Z512-7503-3000.

Claims

1. Gastroenterology biopsy sampler, its characterized in that includes pipe, installation cover, sampling mechanism, first spring, sliding sleeve, actuating mechanism, aerifys mechanism, bleeder vent, the fixed cover in the outside left side of pipe be equipped with the installation cover, installation cover inside set firmly sampling mechanism, the inside four corners department of installation cover first spring has set firmly, the inside left and right sides of installation cover slide and be equipped with the sliding sleeve, sliding sleeve and first spring fixed connection, the inside upper end of pipe fixed the running through have actuating mechanism, the inside lower extreme of pipe fixed the running through have aerifys the mechanism, the inside middle-end an organic whole of pipe be equipped with the bleeder vent.

2. The biopsy sampler of claim 1, wherein the sampling mechanism comprises an air cushion ring and a brush.

3. The biopsy sampler of claim 2, wherein an air cushion ring is fixed to the middle end of the inner part of the mounting sleeve, and a brush is fixed to the outer part of the air cushion ring.

4. The biopsy sampler of claim 1, wherein the drive mechanism comprises a Y-tube and a dual pump.

5. The biopsy sampler of claim 4, wherein a Y-shaped tube is fixedly inserted through the upper end of the catheter, the Y-shaped tube is fixedly inserted through the mounting sleeve, and a dual-purpose pump is fixedly arranged on the right side of the Y-shaped tube.

6. The biopsy sampler of claim 1, wherein the inflation mechanism comprises a connecting tube, a bladder, and a second spring.

7. The biopsy sampler of claim 6, wherein a connecting tube is fixedly inserted through the lower end of the interior of the guide tube, and the connecting tube is sequentially inserted through the mounting sleeve and the air cushion ring and is fixedly connected with the air cushion ring.

8. The biopsy sampler of claim 7, wherein the connecting tube is fixed with a balloon at the right side, and a second spring is fixed inside the balloon.