CN216417229U

CN216417229U - Novel gastroenterology biopsy sample device

Info

Publication number: CN216417229U
Application number: CN202122414311.0U
Authority: CN
Inventors: 陈瑛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-05-03
Anticipated expiration: 2031-10-08

Abstract

The utility model provides a novel gastroenterology biopsy sampling device, including being responsible for and branch pipe, the one end of branch pipe is fixed the one end outside of being responsible for and with inside intercommunication, the probe is installed to the one end of being responsible for, the sample connection has been seted up to the end of probe, the internally mounted of probe has the reamer, the reamer with the summit center of probe is rotated and is connected, the center department of reamer is fixed with the guide arm, the free end of guide arm extends to the outside and the end of being responsible for are fixed with the knob, the surface movable sleeve of guide arm is equipped with the sleeve pipe, the sheathed tube is close to the one end of knob is fixed with the extension board, the extension board with be provided with first spring between the knob. The utility model discloses well first spring relies on elasticity to promote the guide bar and drives the clutch blocks and support and press the probe inner wall, plays limiting displacement to the reamer, makes things convenient for medical personnel to adjust the size of sample living body tissue as required.

Description

Novel gastroenterology biopsy sample device

Technical Field

The utility model relates to a technical field of internal medicine biopsy sample especially relates to a novel gastroenterology biopsy sample device.

Background

Biopsy refers to biopsy, that is, a part of tissue is taken out from the body by an instrument to perform pathological examination, and the biopsy material can be used for definite diagnosis and elimination diagnosis of diseases by judging the nature through the pathological examination.

The traditional way is to take part of the diseased tissue by the sampling forceps on the gastroscope, take out the body and then check, however, the sampling forceps take the human tissue and mainly has the following disadvantages:

1. the sampling forceps mainly depend on the subjective judgment of medical staff on the size of the clamped living tissue, so that overlarge wound or insufficient samples are easily caused, the sampling forceps need to be clamped for multiple times, and pain is brought to a patient;

2. the tissue surface is smooth, the clamping is difficult, and the operation of medical personnel is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a overcome above-mentioned problem or solve a novel gastroenterology biopsy sampling device of above-mentioned problem at least partially to solve the sampling forceps and cause the wound too big or the sample not enough easily, need a lot of clamps to get, organize the surface smoothness, press from both sides the problem of getting the difficulty.

In order to achieve the above object, the technical solution of the present invention is specifically realized as follows:

the utility model provides a novel biopsy sampling device for digestive system department, which comprises a main pipe and a branch pipe, wherein one end of the branch pipe is fixed at the outer side of one end of the main pipe and is communicated with the inner part, one end of the main pipe is provided with a probe, the tail end of the probe is provided with a sampling port, the probe is internally provided with a reamer, the reamer is rotatably connected with the vertex center of the probe, the center of the reamer is fixed with a guide rod, the free end of the guide rod extends to the outer part of the main pipe, the tail end of the guide rod is fixed with a knob, the outer surface of the guide rod is movably sleeved with a sleeve, one end of the sleeve, which is close to the knob, is fixed with a support plate, a first spring is arranged between the support plate and the knob, the first spring is movably sleeved on the surface of the guide rod, the outer side of one end of the sleeve, which is close to the probe, is fixed with a friction block, the free end of the friction block is attached to the inner wall of the probe, the inner wall of the probe is fixed with a baffle, the position of the baffle corresponds to the position of the sampling port, and the reamer is positioned between the sampling port and the baffle.

Preferably, an air cylinder is fixed at the free end of the branch pipe, a piston is connected in an inner cavity of the air cylinder in a sliding mode, a second spring is arranged between the piston and the air cylinder, a supporting rod is fixed on one side, away from the second spring, of the piston, a pressing plate is fixed at the tail end of the supporting rod, and a pull rod is fixed on one side of the opening end of the air cylinder.

Preferably, the main pipe and the branch pipes are both medical flexible pipes.

Preferably, the probe, the reamer and the baffle all adopt medical stainless steel material, the reamer is quarter spherical structure, the reamer seted up the blade and with the side of sample connection is tangent.

Preferably, a sealing device is arranged at the joint of the main pipe and the sleeve, and a sealing ring is arranged at the joint of the piston and the air cylinder.

Preferably, the tail end of the pull rod is provided with a barb, the barb is matched with the edge of the pressing plate, and the pull rod is made of elastic materials.

The utility model provides a novel gastroenterology biopsy sampling device, beneficial effect lies in:

1. the utility model discloses in through reamer, sleeve pipe, extension board, the first spring that sets up, first spring withstands the extension board through self elasticity and promotes the inner wall that the sleeve pipe drove the friction block and support and press the probe, blocks the extreme position of reamer through the friction block, makes things convenient for medical personnel to pass through the sleeve pipe through rotating the extension board and drive the friction block deflection change and support and press the position to play the effect that changes restriction reamer extreme position, make things convenient for the regulation and control to surely get the size of live body tissue.

2. The utility model discloses in through the baffle that sets up, the baffle plays the degree of depth that the restriction live body tissue entered into the sample connection, prevents to take a sample thickly.

3. The utility model discloses in through inflator, second spring, the piston that sets up, the second spring kick-backs and drives piston reverse movement, and the air in the extraction inflator forms the negative pressure, forms suction effect in sample connection department through the branch pipe with being responsible for to inhale the biopsy volume in, be convenient for cut the sample.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view provided in an embodiment of the present invention;

fig. 2 is an enlarged view of a point a in fig. 1 according to an embodiment of the present invention;

fig. 3 is a front view provided by an embodiment of the present invention;

fig. 4 is a sectional view of a probe structure provided by the embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

As shown in fig. 1-4, the novel biopsy sampling device for digestive system department of this embodiment includes a main tube 1 and a branch tube 2, one end of the branch tube 2 is fixed at the outer side of one end of the main tube 1 and is communicated with the inside, one end of the main tube 1 is provided with a probe 3, the end of the probe 3 is provided with a sampling port 4, the inside of the probe 3 is provided with a reamer 5, the reamer 5 is rotatably connected with the vertex center of the probe 3, the center of the reamer 5 is fixed with a guide rod 6, the free end of the guide rod 6 extends to the outside of the main tube 1 and the end is fixed with a knob 7, the outer surface of the guide rod 6 is movably sleeved with a sleeve 8, one end of the sleeve 8 close to the knob 7 is fixed with a support plate 9, a first spring 10 is arranged between the support plate 9 and the knob 7, the first spring 10 is movably sleeved on the surface of the guide rod 6, the outer side of one end of the sleeve 8 close to the probe 3 is fixed with a friction block 11, the free end of the friction block 11 is attached to the inner wall of the probe 3, a baffle plate 12 is fixed on the inner wall of the probe 3, the position of the baffle plate 12 corresponds to the position of the sampling opening 4, and the reamer 5 is positioned between the sampling opening 4 and the baffle plate 12.

During the use, it is rotatory to drive guide arm 6 through rotating knob 7, guide arm 6 drives the rotatory live body tissue of cutting sample connection 4 department with the side of sample connection 4 of reamer 5, play the purpose of sample, first spring 10 withstands extension board 9 through self elasticity and promotes bushing 8 and drive the inner wall that friction block 11 supported and press probe 3, block the extreme position of reamer 5 through friction block 11, make things convenient for medical personnel to drive friction block 11 through rotating extension board 9 and deflect the change and support and press the position, thereby play the effect of change restriction reamer 5 extreme position, make things convenient for the size that the regulation control was surely got the live body tissue, baffle 12 plays the degree of depth that restriction live body tissue got into sample connection 4, prevent to take a sample thickly.

As shown in fig. 1 and 2, an air cylinder 13 is fixed at the free end of the branch pipe 2, a piston 14 is slidably connected in the inner cavity of the air cylinder 13, a second spring 15 is arranged between the piston 14 and the air cylinder 13, a supporting rod 16 is fixed at the side of the piston 14 far away from the second spring 15, a pressing plate 17 is fixed at the tail end of the supporting rod 16, a pull rod 18 is fixed at the open end side of the air cylinder 13, the pressing plate 17 is pressed to push the supporting rod 16 to drive the piston 14 to slide along the inner wall of the air cylinder 13 and compress the second spring 15, so that the edge of the pressing plate 17 is hung on the barb of the pull rod 18, by pulling the pull rod 18 to make the pressure plate 17 get out of contact with the barb, the second spring 15 rebounds to drive the piston 14 to move reversely, the air in the air cylinder 13 is pumped, negative pressure is formed, suction is formed at the sampling port 4 through the branch pipe 2 and the main pipe 1, so that the living tissue is sucked into the sampling port 4, and cutting and sampling are facilitated.

As shown in figures 1 and 2, the main pipe 1 and the branch pipes 2 are both medical flexible pipes, so that the main pipe and the branch pipes can be bent and extended into the human body organ for sampling conveniently, which is the prior art and is not detailed.

As shown in figures 2 and 4, the probe 3, the reamer 5 and the baffle 12 are all made of medical stainless steel materials, cleaning and disinfection are facilitated, the reamer 5 is of a quarter spherical structure, the reamer 5 is provided with a cutting edge and is tangent to the side of the sampling port 4, and the cutting edge of the reamer 5 and the side of the sampling port 4 are sheared mutually to achieve the effect of quickly cutting living tissues.

As shown in fig. 1 and 3, a sealing device (not shown) is provided at the joint between the main pipe 1 and the sleeve 8, and a gasket (not shown) is provided at the joint between the piston 14 and the cylinder 13, so that the sealing device and the gasket can maintain the pressure in the main pipe 1 and the branch pipe 2, thereby improving the sealing effect.

As shown in fig. 1 and 3, the end of the pull rod 18 is provided with a barb, the barb is matched with the edge of the press plate 17, the barb hooks the edge of the press plate 17 to limit the movement of the press plate 17, the pull rod 18 is made of elastic material, and the pull rod 18 is pulled to drive the barb to be separated from the contact with the press plate 17, so that the limitation on the press plate 17 is removed.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a novel gastroenterology biopsy sampling device, is including being responsible for (1) and branch pipe (2), the one end of branch pipe (2) is fixed be responsible for the one end outside of (1) and with inside intercommunication, its characterized in that, the one end of being responsible for (1) is installed probe (3), sample connection (4) have been seted up to the end of probe (3), the internally mounted of probe (3) has reamer (5), reamer (5) with the summit center of probe (3) rotates to be connected, the center department of reamer (5) is fixed with guide arm (6), the free end of guide arm (6) extends to be responsible for the outside of (1) and end are fixed with knob (7), the outer surface movable sleeve of guide arm (6) is equipped with sleeve pipe (8), the sleeve pipe (8) be close to the one end of knob (7) is fixed with extension board (9), the support plate (9) with be provided with first spring (10) between knob (7), first spring (10) movable sleeve is established the surface of guide arm (6), sleeve pipe (8) are close to the one end outside of probe (3) is fixed with clutch block (11), the free end of clutch block (11) with the inner wall of probe (3) is laminated mutually, the inner wall of probe (3) is fixed with baffle (12), the position of baffle (12) with the position of sample connection (4) is corresponding, reamer (5) are located sample connection (4) with between baffle (12).

2. The novel biopsy sampling device for department of gastroenterology according to claim 1, wherein the free end of the branch tube (2) is fixed with an air cylinder (13), a piston (14) is connected in the inner cavity of the air cylinder (13) in a sliding manner, a second spring (15) is arranged between the piston (14) and the air cylinder (13), a support rod (16) is fixed on one side of the piston (14) far away from the second spring (15), a pressing plate (17) is fixed on the end of the support rod (16), and a pull rod (18) is fixed on one side of the open end of the air cylinder (13).

3. The new biopsy sampling device for gastroenterology according to claim 2, wherein the main tube (1) and the branch tube (2) are both medical flexible tubing.

4. The biopsy sampling device for gastroenterology according to claim 3, wherein the probe (3), the reamer (5) and the baffle (12) are all made of medical stainless steel, the reamer (5) is in a quarter-spherical structure, and the reamer (5) is cut off and tangent to the side of the sampling port (4).

5. The new biopsy sampling device for gastroenterology according to claim 4, wherein the junction of the main tube (1) and the cannula (8) is provided with a sealing device, and the junction of the piston (14) and the cylinder (13) is provided with a sealing ring.

6. The biopsy sampling device for digestive system department according to claim 5, characterized in that the end of the pull rod (18) is provided with a barb, the barb is matched with the edge of the pressure plate (17), the pull rod (18) is made of elastic material.