CN214965989U

CN214965989U - Alimentary canal tumour biopsy sampling device

Info

Publication number: CN214965989U
Application number: CN202120976302.8U
Authority: CN
Inventors: 王君超
Original assignee: Peoples Hospital of Zhengzhou
Current assignee: Peoples Hospital of Zhengzhou
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-03
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a alimentary canal tumour biopsy sampling device, including the sampling head, the rear end of sampling head even has the control box through the pipe, the inside of sampling head is equipped with the sampler barrel, the inside motor that is equipped with of front end of sampling head, the pivot of motor with the preceding terminal surface of sampler barrel is connected, be equipped with the sample connection on the sampler barrel, the side of sampling head is located sample connection department is equipped with the sample connection, lie in on the sampler barrel sample connection department still is equipped with the scraper, be equipped with the through-hole on the rear end face of sampler barrel, the sample connection warp the through-hole with the pipe intercommunication, still be equipped with first miniature camera in the sampler barrel. The utility model discloses can not cause the injury to oral cavity, alimentary canal when inserting and taking out in the alimentary canal, labour saving and time saving has reduced patient's misery.

Description

Alimentary canal tumour biopsy sampling device

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a alimentary canal tumour biopsy sampling device.

Background

Clinically, in order to determine the nature of the gastrointestinal tumor, biopsy sampling must be performed, the conventional method is to swallow an air bag by a patient, expand the gastrointestinal tract, and then a doctor holds an instrument by hand to perform biopsy sampling, so the operation is troublesome, the doctor is more strenuous, and the patient is painful, most of the existing gastrointestinal tumor biopsy samplers adopt a scraping blade arranged on a soft support arm, the patient does not need to swallow the air bag, and biopsy sampling is directly performed by adopting the scraping blade, although the sampler with the structure does not need to swallow the air bag, the protruded scraping blade can cause damage to the oral cavity and the gastrointestinal tract when being inserted into and pulled out of the gastrointestinal tract, the taken tissue sample is on the scraping blade, and the tissue sample is easy to drop when being pulled out, meanwhile, when sampling is performed, whether the tissue sample is successfully sampled or not can not be judged, when sampling fails, secondary damage can be caused to the patient when sampling again, but also burdens medical personnel.

Based on the defects in the prior art, the utility model discloses a digestive tract tumor biopsy sampling device, which comprises a scraper and a sampling groove arranged at the sampling opening, a tissue sample is recessed into the sampling groove from the sampling opening by utilizing negative pressure, and the tissue sample is cut by the scraper; through set up the camera in the sample groove to can judge whether organize the appearance and fall into the sample groove successfully, thereby guarantee that an intubate just can accomplish the sample.

SUMMERY OF THE UTILITY MODEL

It is not enough to prior art, the utility model aims to provide a alimentary canal tumour biopsy sampling device.

The utility model provides a following technical scheme:

the utility model provides a alimentary canal tumour biopsy sampling device, includes the sampling probe, the rear end of sampling probe even has the control box through the pipe, the inside of sampling probe is equipped with the sampler barrel, the inside motor that is equipped with of front end of sampling probe, the pivot of motor with the preceding terminal surface of sampler barrel is connected, be equipped with the sample groove on the sampler barrel, the side of sampling probe is located sample groove department is equipped with the sample connection, lie in on the sampler barrel sample groove department still is equipped with the scraper, be equipped with the through-hole on the rear end face of sampler barrel, the sample groove warp the through-hole with the pipe intercommunication, still be equipped with first miniature camera in the sampler barrel.

Preferably, sampling head, sampler barrel are cylindrical, the cover has the bearing on the side of sampler barrel, the outer lane of bearing with the interior wall connection of sampling head, the bearing is equipped with two, two the bearing is located respectively both ends around the sampler barrel side.

Preferably, still be equipped with the sealing washer on the side of sampler barrel, the lateral surface of sealing washer with the inner wall laminating of sampling head.

Preferably, the sealing washer is equipped with two, two the sealing washer is located respectively both ends around the sampling section of thick bamboo side, and two the sealing washer all is located two between the bearing.

Preferably, the scraper and the axis of the sampling cylinder are arranged in parallel, and the cutting edge of the scraper is attached to the inner side surface of the sampling head.

Preferably, the front end of the sampling head is in hemispherical transition, and the front end of the sampling head is provided with an annular LED lamp and a second miniature camera.

Preferably, a negative pressure pump is arranged in the operation box, and the input end of the negative pressure pump is communicated with the guide pipe.

Preferably, still be equipped with the display screen on the control box, the display screen includes first display area, second display area, first display area is used for showing the image that first miniature camera head gathered, the second display area is used for showing the image that second miniature camera head gathered.

Preferably, the head of first miniature camera with be equipped with transparent screening glass between the sample groove, still be equipped with LED lamp strip in the sampling tube, the luminous end of LED lamp strip with also be equipped with transparent screening glass between the sample groove.

Preferably, still be equipped with a plurality of buttons on the control box, it is a plurality of the button is used for controlling motor, LED lamp strip, first miniature camera, the miniature camera of second, annular LED lamp and negative pressure pump work respectively alone.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to a alimentary canal tumour biopsy sampling device, through set up the sampling tube in the sampling probe, and drive the sampling tube at the sampling probe internal rotation through the motor, and set up scraper and sample groove on the sampling tube, utilize the negative pressure that the negative pressure pump produced in the sample groove, can make tissue appearance follow in the sample groove of sample connection concave yield, and realize the cutting to tissue appearance through the scraper, thereby can make tissue appearance preserve in the sample groove, and the scraper is located inside the sampling probe, can insert in the alimentary canal and can not cause the injury to the oral cavity when taking out, the alimentary canal.

(2) The utility model relates to a alimentary canal tumour biopsy sampling device through set up first miniature camera in the sampler barrel, and first miniature camera is used for gathering the image of sample groove to can learn through first display area more audio-visual whether the tissue appearance successfully falls into the sample groove, thereby guarantee that an intubate just can accomplish the sample.

(3) The utility model relates to a alimentary canal tumour biopsy sampling device sets up second miniature camera and annular LED lamp through the front end at the sampling probe, and the image that the miniature camera of second gathered can show in the second display area to can provide visual operation environment, labour saving and time saving has improved medical staff's work efficiency, has reduced patient's misery.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments are briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the sampling head structure of the present invention.

Fig. 3 is a cross-sectional view of the sampling tube structure of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion a of fig. 2 according to the present invention.

Fig. 5 is a schematic structural diagram of the front end of the sampling head of the present invention.

In the figure: 1. a sampling head; 2. a conduit; 3. an operation box; 4. a sampling port; 5. a sampling tube; 6. a motor; 7. a bearing; 8. a sampling groove; 9. a scraper; 10. an LED light bar; 11. a first miniature camera; 12. a through hole; 13. a seal ring; 14. a second miniature camera; 15. an annular LED lamp; 16. a first display area; 17. a second display area; 18. a negative pressure pump; 19. a button.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

Referring to fig. 1-5, a digestive tract tumor biopsy sampling device comprises a sampling head 1, wherein the rear end of the sampling head 1 is connected with an operation box 3 through a guide tube 2, the front end and the rear end of the sampling head 1 are in hemispherical transition to facilitate the sampling head 1 to enter and exit from the digestive tract, a sampling cylinder 5 is arranged inside the sampling head 1, a motor 6 is arranged inside the front end of the sampling head 1, a rotating shaft of the motor 6 is connected with the front end face of the sampling cylinder 5, the rotating shaft of the motor 6 is positioned on the axis of the sampling cylinder 5, a sampling groove 8 is arranged on the sampling cylinder 5, a sampling port 4 is arranged at the position of the side face of the sampling head 1, a scraper 9 is also arranged at the position of the sampling groove 8 on the sampling cylinder 5, the scraper 9 is arranged in parallel with the axis of the sampling cylinder 5, and the blade of the scraper 9 is attached to the inner side face of the sampling head 1, when the sampling tube 5 was rotatory, the cutting edge of scraper 9 was drawn sampling port 4, be equipped with through-hole 12 on the rear end face of sampling tube 5, sample groove 8 warp through-hole 12 with pipe 2 intercommunication, still be equipped with first miniature camera 11 in the sampling tube 5, be equipped with negative pressure pump 18 in the control box 3, negative pressure pump 18's input with pipe 2 intercommunication. Through this setting, scraper 9 is located 1 insidely of sampling probe, can insert in the alimentary canal and can not be to the oral cavity when taking out, the alimentary canal causes the injury, and can guarantee to drive sampling tube 5 at 1 internal rotation of sampling probe through motor 6, utilize the negative pressure that negative pressure pump 18 produced in sampling groove 8, can make tissue appearance follow in 4 concave sampling grooves 8 of sample connection, rotation through sampling tube 5, when sample connection 4 is drawn across to the cutting edge of scraper 9, can cut the tissue appearance in concave sampling grooves 8, thereby can make tissue appearance preserve in sampling grooves 8, tissue appearance drops when preventing to take out.

Sampling head 1, sampler barrel 5 are cylindrically, the cover has bearing 7 on the side of sampler barrel 5, bearing 7's outer lane with the interior wall connection of sampling head 1, bearing 7 is equipped with two, two bearing 7 is located respectively both ends around the side of sampler barrel 5. Sample connection 4, sample groove 8 are located two between the bearing 7, through this setting, make sampling tube 5 its structure more stable when rotary motion, guarantee all the time that the tissue appearance enters into sample groove 8 smoothly through sample connection 4.

Still be equipped with sealing washer 13 on the side of sampler barrel 5, sealing washer 13 the lateral surface with the inner wall laminating of sampling head 1, sealing washer 13 is equipped with two, two sealing washer 13 is located respectively both ends, just two around the 5 sides of sampler barrel sealing washer 13 all is located two between the bearing 7. The sampling port 4 and the sampling groove 8 are positioned between the two sealing rings 13, and through the arrangement, the tissue sample and the tissue fluid can be prevented from flowing to the bearing 7, so that the bearing 7 is prevented from being polluted.

The front end of sampling head 1 is the hemisphere transition, the front end of sampling head 1 is equipped with annular LED lamp 15, the miniature camera head 14 of second. The annular LED lamp 15 is used for illuminating and providing illumination for the second miniature camera 14 during intubation, and the second miniature camera 14 is used for providing visual operation during intubation.

Still be equipped with the display screen on the control box 3, the display screen includes first display area 16, second display area 17, first display area 16 is used for showing the image that first miniature camera 11 gathered, second display area 17 is used for showing the image that second miniature camera 14 gathered.

The head of first miniature camera 11 with be equipped with transparent screening glass between the sample groove 8, still be equipped with LED lamp strip 10 in the sampling tube 5, the luminous end of LED lamp strip 10 with also be equipped with transparent screening glass between the sample groove 8. LED lamp strip 10 is arranged in providing the illumination for sample groove 8, makes things convenient for first miniature camera 11 to gather the image in the sample groove 8, and transparent protection plate is arranged in preventing that the tissue also enters into first miniature camera 11, LED lamp strip 10.

Still be equipped with a plurality of buttons 19 on the control box 3, it is a plurality of button 19 is used for controlling motor 6, LED lamp strip 10, first miniature camera 11, the miniature camera head 14 of second, annular LED lamp 15 and negative pressure pump 18's work respectively alone. I.e. the corresponding button 19 is used as a switch of the corresponding element, and the medical staff operates the corresponding button 19 to operate the corresponding element.

The working principle is as follows: the utility model relates to a alimentary canal tumour biopsy sampling device, during the sample, stretch into in the alimentary canal with sampling head 1 and pipe 2, look for and observe the sample tissue through annular LED lamp 15 and the miniature camera head 14 of second, it is more clear accurate to make the sample process, organize the sample with sample connection 4 laminating, make tissue sample from sample connection 4 concave yield sample flume 8 through negative pressure pump 18, it is rotatory to make sampler barrel 5 through control motor 6, when sample connection 4 is drawn across to the cutting edge of scraper 9, can cut the tissue sample in concave yield sample flume 8, thereby make tissue sample preserve in sample flume 8, through first miniature camera head 11, whether LED lamp strip 10 can observe sample flume 8 on first display area 16 and preserve tissue sample, ensure that tissue sample takes out sampling head 1 in sample flume 8 can.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be within the technical scope of the present invention, and the technical solution and the inventive concept of the present invention are equivalent to or changed according to the present invention, and all those are included in the scope of the present invention.

Claims

1. A gastrointestinal tumor biopsy sampling device, comprising: including sampling head (1), the rear end of sampling head (1) even has control box (3) through pipe (2), the inside of sampling head (1) is equipped with sampler barrel (5), the inside motor (6) that is equipped with of front end of sampling head (1), the pivot of motor (6) with the preceding terminal surface of sampler barrel (5) is connected, be equipped with sample groove (8) on sampler barrel (5), the side of sampling head (1) is located sample groove (8) department is equipped with sample connection (4), lie in on sampler barrel (5) sample groove (8) department still is equipped with scraper (9), be equipped with through-hole (12) on the rear end face of sampler barrel (5), sample groove (8) warp through-hole (12) with pipe (2) intercommunication, still be equipped with first miniature camera (11) in sampler barrel (5).

2. The biopsy sampling device for digestive tract tumors according to claim 1, wherein the sampling head (1) and the sampling cylinder (5) are cylindrical, a bearing (7) is sleeved on the side surface of the sampling cylinder (5), the outer ring of the bearing (7) is connected with the inner wall of the sampling head (1), two bearings (7) are arranged, and the two bearings (7) are respectively arranged at the front end and the rear end of the side surface of the sampling cylinder (5).

3. The biopsy sampling device for digestive tract tumors according to claim 2, characterized in that a sealing ring (13) is further arranged on the side surface of the sampling tube (5), and the outer side surface of the sealing ring (13) is attached to the inner wall of the sampling head (1).

4. The biopsy sampling device for digestive tract tumors according to claim 3, wherein there are two sealing rings (13), two sealing rings (13) are respectively located at the front and rear ends of the side surface of the sampling cylinder (5), and two sealing rings (13) are located between two bearings (7).

5. The biopsy sampling device for digestive tract tumors according to claim 1, characterized in that the scraper (9) is arranged parallel to the axis of the sampling cylinder (5) and the cutting edge of the scraper (9) abuts against the inner side surface of the sampling head (1).

6. The biopsy sampling device for digestive tract tumors according to claim 1, wherein the front end of the sampling head (1) is in a hemispherical transition, and the front end of the sampling head (1) is provided with an annular LED lamp (15) and a second micro-camera (14).

7. The biopsy sampling device for digestive tract tumors according to claim 1, characterized in that a negative pressure pump (18) is arranged in the operation box (3), and the input end of the negative pressure pump (18) is communicated with the catheter (2).