CN209916063U

CN209916063U - Tumor specimen collecting device

Info

Publication number: CN209916063U
Application number: CN201920314295.8U
Authority: CN
Inventors: 徐静
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2020-01-10
Anticipated expiration: 2029-03-12

Abstract

The utility model discloses a tumor specimen collecting device relates to medical equipment technical field. The puncture tube comprises a puncture tube, wherein a cutter is fixed at the left end of a sampling rod; the right part of the sampling rod is sleeved and fixed with a sealing rubber plug; a plurality of elastic pull wires are connected between the sealing rubber plug and the cutting knife; the connecting pipe is communicated with a filtering device which is communicated with a sample storage device; the filtering device comprises a Y-shaped three-way pipe; the sample storage device comprises a collecting bottle; the left side and the right side of the sealing end cover are respectively provided with a suction pipe and an exhaust pipe; the suction pipe and the exhaust pipe respectively extend into the collecting bottle; a rotary disc is rotatably arranged at the inner bottom end of the collecting bottle; a plurality of fan-shaped collecting trays are uniformly arranged on the upper end surface of the rotary table; a magnet is fixed inside the control ring. The utility model has the advantages that: improve the structure, carry out liquid filtration, collection is deposited to the weight, and the more effective sample of cutting is carried out.

Description

Tumor specimen collecting device

Technical Field

The utility model relates to the technical field of medical equipment.

Background

In the medical treatment process of tumors, tumor specimens need to be collected for observation, pathological examination or preservation and the like. The patent document "a tumor pathological specimen collecting device" (CN108992095) discloses a device for cutting, sampling and collecting tumor tissue, but the device has certain defects. The lack of a liquid filtering device can easily collect more tissue fluid, which affects the collection of tumor tissues; all tumor tissues enter the collecting bottle and are collected integrally, so that the tumor tissues are not beneficial to multiple utilization of sampling, and are not stored in a component manner, so that the post-processing is inconvenient; when the puncture tube is used for puncture sampling, the sampling amount of one operation cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a tumour sample collection device. Improve the structure, carry out liquid filtration, collection is deposited to the weight, and the more effective sample of cutting is carried out.

The utility model adopts the technical proposal that: the tumor specimen collecting device comprises a puncture tube, wherein the left end of the puncture tube is conical; a sampling rod is arranged in the puncture tube in a sliding manner; a cutting knife is fixed at the left end of the sampling rod; the puncture tube is sleeved with the cutting knife in a sliding manner; the left part of the puncture tube is provided with a plurality of sampling holes; the lower side of the right part of the puncture tube is communicated with a connecting tube; the method is characterized in that: the right part of the sampling rod is sleeved and fixed with a sealing rubber plug; the sealing rubber plug is in a circular truncated cone shape and is in inserted sealing fit with the port at the right end of the puncture tube; the puncture tube is a transparent tube; a plurality of elastic pull wires are connected between the sealing rubber plug and the cutting knife; the connecting pipe is communicated with a filtering device which is communicated with a sample storage device;

the filtering device comprises a Y-shaped three-way pipe; the left port of the three-way pipe is communicated with a conduit; the other end of the conduit is communicated with the connecting pipe; a filter screen is fixedly arranged in the inner part of the lower port of the three-way pipe; the lower port of the three-way pipe is communicated with a liquid collecting bottle;

the sample storage device comprises a collecting bottle; the upper end of the collecting bottle is in inserted fit with a sealing end cover; the left side and the right side of the sealing end cover are respectively provided with a suction pipe and an exhaust pipe; the suction pipe and the exhaust pipe respectively extend into the collecting bottle; the top end of the suction pipe is communicated with the right end port of the three-way pipe; a rotary disc is rotatably arranged at the inner bottom end of the collecting bottle; a plurality of fan-shaped collecting trays are uniformly arranged on the upper end surface of the rotary table; a pull rod is fixed in the middle of the upper end of the rotary table; an iron sheet is fixed at the left part in the turntable; the outer bottom of the collecting bottle is rotatably sleeved with a control ring; a magnet is fixed inside the control ring.

Further optimize this technical scheme, a tumour sample collection device's exhaust tube lower extreme is higher than the suction tube lower extreme.

Further optimizes the technical proposal that a plurality of elastic pull wires of the tumor specimen collecting device are distributed along the ring shape.

Further optimize this technical scheme, a tumor specimen collection device's collecting flask and liquid collection bottle are transparent glass bottle.

The utility model has the advantages that:

1. the puncture tube can puncture the interior of the tumor tissue for cutting and sampling, and the cutting knife can cut the tumor tissue entering the sampling hole. The air exhaust pipe is communicated with an external conventional negative pressure device to form negative pressure, and is matched with a sealing rubber plug for use, so that stronger negative pressure can be formed in the puncture pipe, tumor tissues can enter the sampling hole conveniently, the entering volume is larger, the compactness in the sampling hole is stronger, and the cutting is convenient under the action of a cutting knife; the arrangement of the elastic pull wire can play a role in prompting, when the sealing rubber plug is sealed, the negative pressure makes the tumor tissue at the sampling hole sink, the elastic pull wire can be pressed down or squeezed, the deformation and the deviation of the elastic pull wire can be seen at the rear part, and therefore whether the cutting and sampling can be finished inside the elastic pull wire can be known;

the filtering device can filter and collect part of tissue fluid, is close to a Y-shaped three-way pipe,

when the tissue fluid passes through the low intersection, the tissue fluid and the like easily leak into the liquid collecting bottle, and the tumor tissue is intercepted by the filter screen

A sample block sucked into the sample storage device under the suction of negative pressure;

the sample storage device can collect the components of the samples, and the tumor tissue sample blocks enter the sample storage device through the suction pipe

In the collecting bottle, the iron sheet falls into the collecting tray and rotates through an external control ring, and the magnet is utilized to carry out the magnetic action on the iron sheet

The suction force can drive the internal rotary disc to rotate, thereby enabling the sampled tissue component to enter different collecting supports

In the tray, the collection is completed, and different use purposes are facilitated after the collection is taken out;

2. the elastic stay wire has smaller elastic deformation capacity, can deform to facilitate entering tissues in the sampling hole, can keep certain straightening capacity, facilitates observation of state change, is uniformly distributed along the ring shape and corresponds to the sampling hole;

3. puncture tube, collecting bottle all adopt transparent material, conveniently observe the internal conditions.

Drawings

Fig. 1 is a schematic plan view of the present invention;

FIG. 2 is a schematic view of the puncture tube of the present invention with a partially disassembled structure;

FIG. 3 is a schematic view of the partially disassembled structure of the collection bottle of the present invention;

FIG. 4 is a schematic view of a top side view angle of the collecting tray of the present invention;

in the figure, 1, a puncture tube; 2. a sampling rod; 3. a cutting knife; 4. a sampling hole; 5. a connecting pipe; 6. sealing the rubber plug; 7. an elastic pull wire; 8. a three-way pipe; 9. a conduit; 10. a filter screen; 11. a liquid collecting bottle; 12. a collection bottle; 13. sealing the end cap; 14. a suction tube; 15. an air exhaust pipe; 16. a turntable; 17. a collection tray; 18. a pull rod; 19. iron sheets; 20. a control loop; 21. and a magnet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, a tumor specimen collecting device comprises a puncture tube 1, wherein the left end of the puncture tube 1 is conical; a sampling rod 2 is arranged in the puncture tube 1 in a sliding manner; a cutting knife 3 is fixed at the left end of the sampling rod 2; the puncture tube 1 and the cutting knife 3 are sleeved in a sliding manner; the left part of the puncture tube 1 is provided with a plurality of sampling holes 4; a connecting pipe 5 is communicated with the lower side of the right part of the puncture tube 1; the method is characterized in that: the right part of the sampling rod 2 is sleeved and fixed with a sealing rubber plug 6; the sealing rubber plug 6 is in a circular truncated cone shape, and the sealing rubber plug 6 is in plug-in sealing fit with the port at the right end of the puncture tube 1; the puncture tube 1 is a transparent tube; a plurality of elastic pull wires 7 are connected between the sealing rubber plug 6 and the cutting knife 3; the connecting pipe 5 is communicated with a filtering device which is communicated with a sample storage device; the filtering device comprises a Y-shaped three-way pipe 8; the left port of the three-way pipe 8 is communicated with a conduit 9; the other end of the conduit 9 is communicated with the connecting pipe 5; a filter screen 10 is fixedly arranged in the inner part of the lower port of the three-way pipe 8; the lower port of the three-way pipe 8 is communicated with a liquid collecting bottle 11; the sample storage device comprises a collecting bottle 12; the upper end of the collecting bottle 12 is inserted and matched with a sealing end cover 13; the left side and the right side of the sealing end cover 13 are respectively provided with a suction pipe 14 and an exhaust pipe 15; the suction pipe 14 and the exhaust pipe 15 respectively extend into the collecting bottle 12; the top end of the suction pipe 14 is communicated with the right end port of the three-way pipe 8; a rotary disc 16 is rotatably arranged at the inner bottom end of the collecting bottle 12; a plurality of fan-shaped collecting trays 17 are uniformly arranged on the upper end surface of the turntable 16; a pull rod 18 is fixed in the middle of the upper end of the turntable 16; an iron sheet 19 is fixed at the left part in the turntable 16; the outer bottom of the collecting bottle 12 is rotatably sleeved with a control ring 20; a magnet 21 is fixed inside the control ring 20; the lower end of the exhaust tube 15 is higher than the lower end of the suction tube 14; the elastic pull wires 7 are distributed along the ring shape; the collecting bottle 12 and the liquid collecting bottle 11 are transparent glass bottles.

When the utility model is used, the exhaust tube 15 is communicated with the exhaust port of the conventional air exhaust negative pressure device (suction device, etc.) for medical use, so as to realize negative pressure attraction. When sealing plug 6 and puncture pipe 1 tip sealed grafting, cutting knife 3 is located puncture pipe 1 inner left end, and elasticity acts as go-between 7 is in the state of flare-outing under the normality, and elasticity acts as go-between 7 one end and sealing plug 6 fixed connection, the other end and cutting knife 3 fixed connection, and press close to puncture pipe 1 inner wall position. When sampling and collecting are carried out, the puncture tube 1 is punctured into tumor tissues, the tumor tissues are partially sunk into the sampling holes 4 or cover the surfaces of the sampling holes 4, a certain negative pressure can be formed in the puncture tube 1 by virtue of the negative pressure suction, the tumor tissues at the sampling holes 4 sink into the puncture tube 1 through the sampling holes 4, at the moment, the elastic pull wire 7 can be pressed down or extruded to the side, the elastic pull wire 7 is deformed, the displacement change and the like caused by the deformation can be seen at the rear part of the puncture tube 1, then the negative pressure can be suspended, the sealing rubber plug 6 is convenient to pull out, the sampling rod 2 is pulled to drive the cutting knife 3 to move, the tumor tissues sunk into the puncture tube 1 are cut, the negative pressure is started, the cut tissues are sucked by utilizing the negative pressure suction, and the cut tissues enter the collecting bottle 12 through the conduit 9, the three-way pipe 8.

Tissue fluid and the like can possibly enter the puncture tube 1, enter the three-way tube 8 along with the cut tumor tissue, and when the tissue fluid passes through the lower side of the three-way tube 8, the tissue fluid can pass through the filter screen 10 and then leak into the liquid collecting bottle 11, most of complete tumor tissue sample blocks are intercepted, and the tissue fluid enters the collecting bottle 12 under the negative pressure suction. The collection bottle 11 can be finally disassembled to collect the tumor tissue debris in the collection bottle 11 by using a fine concern device.

The tissue enters the suction tube 14 and then falls into the collection tray 17, when one collection tray 17 collects a part of tissue, the control ring 20 is rotated, the magnet 21 corresponds to the iron sheet 19, the internal turntable 16 is driven to rotate through magnetic attraction, the collection tray 17 received below the suction tube 14 is converted, collection is continued, and the tumor tissue component is collected in a separate disc manner. After the collection is finished and when the collection needs to be taken out, the sealing end cover 13 is pulled out, and the pull rod 18 is arranged to be convenient for directly taking out the rotary disc 16 and the collection tray 17 completely. The rotating disc 16 is installed on the bottom of the collecting bottle 12 in a rotating matching mode, belongs to the conventional technical means, has the same rotating sleeving connection relationship, and can also be fixedly adhered with a vertical main shaft in the middle of the lower end of the collecting bottle 12, and the rotating disc 16 can also be installed on the main shaft in a rotating sleeving connection mode.

A filter screen 10 in the three-way pipe 8 is positioned at the high position inside the branch pipe at the lower end, and filtering is carried out at an intersection. The actual shape of the three-way pipe 8 can be more smooth and close to a Y-shaped structure.

Claims

1. A tumor specimen collecting device comprises a puncture tube (1), wherein the left end of the puncture tube (1) is conical; a sampling rod (2) is arranged in the puncture tube (1) in a sliding way; a cutting knife (3) is fixed at the left end of the sampling rod (2); the puncture tube (1) is sleeved with the cutting knife (3) in a sliding way; the left part of the puncture tube (1) is provided with a plurality of sampling holes (4); a connecting pipe (5) is communicated with the lower side of the right part of the puncture tube (1); the method is characterized in that: a sealing rubber plug (6) is sleeved and fixed at the right part of the sampling rod (2); the sealing rubber plug (6) is in a round table shape, and the sealing rubber plug (6) is in plug-in sealing fit with the right end port of the puncture tube (1); the puncture tube (1) is a transparent tube; a plurality of elastic pull wires (7) are connected between the sealing rubber plug (6) and the cutting knife (3); the connecting pipe (5) is communicated with a filtering device which is communicated with a sample storage device;

the filtering device comprises a Y-shaped three-way pipe (8); the left port of the three-way pipe (8) is communicated with a conduit (9); the other end of the conduit (9) is communicated with the connecting pipe (5); a filter screen (10) is fixedly arranged at the inner part of the lower port of the three-way pipe (8); the lower port of the three-way pipe (8) is communicated with a liquid collecting bottle (11);

the sample storage device comprises a collecting bottle (12); the upper end of the collecting bottle (12) is inserted and matched with a sealing end cover (13); the left side and the right side of the sealing end cover (13) are respectively provided with a suction pipe (14) and an exhaust pipe (15); the suction pipe (14) and the exhaust pipe (15) respectively extend into the collecting bottle (12); the top end of the suction pipe (14) is communicated with the right end port of the three-way pipe (8); a rotary disc (16) is rotatably arranged at the inner bottom end of the collecting bottle (12); a plurality of fan-shaped collecting trays (17) are uniformly arranged on the upper end surface of the rotary table (16); a pull rod (18) is fixed in the middle of the upper end of the turntable (16); an iron sheet (19) is fixed at the left part in the turntable (16); the outer bottom of the collecting bottle (12) is rotatably sleeved with a control ring (20); a magnet (21) is fixed inside the control ring (20).

2. The tumor specimen collection device according to claim 1, wherein: the lower end of the air exhaust pipe (15) is higher than the lower end of the suction pipe (14).

3. The tumor specimen collection device according to claim 1, wherein: the elastic pull wires (7) are distributed along the ring shape.

4. The tumor specimen collection device according to claim 1, wherein: the collecting bottle (12) and the liquid collecting bottle (11) are transparent glass bottles.