CN211883887U

CN211883887U - Cup type tissue specimen sampler

Info

Publication number: CN211883887U
Application number: CN201920792949.8U
Authority: CN
Inventors: 张巍; 邓婵翠; 任蕾蕾
Original assignee: Affiliated Hospital of Zunyi Medical University
Current assignee: Affiliated Hospital of Zunyi Medical University
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-11-10
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a sleeve cup type tissue specimen sampler, which comprises a hollow cup, wherein the hollow cup is in a round table shape, a cavity is arranged in the hollow cup, a hollow needle cylinder is arranged in the cavity, one end of the hollow needle cylinder is provided with a sharp cup mouth, one end of the hollow needle cylinder, which is far away from the sharp cup mouth, is fixedly provided with a handle, a plurality of sampling holes are arranged on the surface of the hollow cup, the surface of the hollow cup is a sharp surface, the sharp surface is made of stainless steel, the sharp cup mouth is in a zigzag shape, one end of the hollow needle cylinder, which is close to the sharp cup mouth, is provided with a sampling device, the sampling device comprises a sampling blade, the sampling blade is arranged on the side surface of the hollow needle cylinder, the sampling blade and the sampling holes are longitudinally aligned, the ruler diameter of the sampling blade is larger than the diameter of the sampling holes, the utility model is more suitable for, it is also suitable for taking materials from the deep tissue in the superficial region.

Description

Cup type tissue specimen sampler

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a set of cup type tissue specimen sampler.

Background

Biopsy for biopsy, surgical pathology, and external examination are techniques for taking pathological tissues from patients by cutting, clamping, or puncturing, as needed for diagnosis and treatment. It is the most important part of the diagnosis pathology, and it can make clear histopathological diagnosis for most of the examined cases, and it is used as the final diagnosis in clinic.

The tissue sample is the very important test material in carrying out tissue physiology research and various diseases are diagnose, often can use the tissue sample sampler in carrying out tissue physiology research and various diseases are diagnose inspection work, do not have the special utensil to carry out the tissue sample to less tissue organ department at present clinically, and often all be the contact scissors and carry out the operation and surely get the sample, this kind of sampling method is big to tissue damage area, it is many to bleed, waste time and energy and easily arouse the postoperative infection, be unfavorable for the sampling of tissue sample very much, to above-mentioned problem the utility model discloses a simple structure, reasonable in design's ware of drawing materials, can convenient and fast collect the tissue sample, the sample is retained the rate height, has simplified the operating procedure that the operation was drawed, saves the operation time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the special instrument for tissue sampling is not carried out aiming at the smaller tissue organ, and providing the cup-sleeving tissue specimen sampling device.

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

the sleeve cup type tissue specimen sampler comprises a hollow cup, wherein the hollow cup is in a round table shape, a cavity is formed in the hollow cup, a hollow needle cylinder is arranged in the cavity, a sharp cup opening is formed in one end of the hollow needle cylinder, and a handle is fixedly arranged at one end, far away from the sharp cup opening, of the hollow needle cylinder.

Preferably, a plurality of sampling holes are formed in the surface of the hollow cup, the surface of the hollow cup is a sharp surface, and the sharp surface is made of stainless steel materials.

Preferably, the sharp cup mouth is in a sawtooth shape, and one end of the hollow needle cylinder, which is close to the sharp cup mouth, is provided with a sampling device.

Preferably, the sampling device comprises a sampling blade, the sampling blade is arranged on the side surface of the hollow needle cylinder, the sampling blade and the sampling hole are longitudinally aligned, and the diameter of the sampling blade is larger than the diameter of the sampling hole.

Preferably, the sampling blade is rotatably connected with the hollow needle cylinder through a rotating shaft, a first spring is fixedly arranged between the sampling blade and the hollow needle cylinder, and at least one first spring is arranged.

Preferably, a plurality of second springs are fixedly arranged between one end of the hollow cup, which is far away from the sharp cup opening, and the hollow needle cylinder, and when the plurality of second springs are in a balanced state, the sampling blade is arranged in the cavity.

Compared with the prior art, the utility model discloses possess following advantage:

1. is more suitable for taking materials from smaller tissues and organs.

2. The materials are obtained under the guidance of ultrasound, so that the materials are safely obtained, and the damage to important tissues and organs can be effectively avoided.

3. It is more suitable for taking materials from the deep tissue than superficial tissue.

Drawings

FIG. 1 is a schematic structural view of a cup-type tissue specimen drawing device according to the present invention;

FIG. 2 is a schematic view of the bottom structure of the hollow cup of the present invention;

fig. 3 is an enlarged schematic view of the structure of part a of the present invention.

In the figure: 1 hollow cup, 11 sampling holes, 12 sharp surfaces, 2 cavities, 3 hollow syringes, 31 sharp cup mouths, 32 handles, 4 sampling devices, 41 sampling blades, 42 rotating shafts, 43 first springs and 5 second springs.

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.

Referring to fig. 1, the hollow cup 1 is a circular truncated cone, a cavity 2 is formed in the hollow cup 1, a hollow needle cylinder 3 is arranged in the cavity 2, a sharp cup opening 31 is formed in one end of the hollow needle cylinder 3, a handle 32 is fixedly arranged at one end, far away from the sharp cup opening 31, of the hollow needle cylinder 3, and the hollow needle cylinder 3 is driven to slide in the cavity 2 in the hollow cup 1 by pulling the handle 32; the surface of the hollow cup 1 is provided with a plurality of sampling holes 11, the surface of the hollow cup 1 is a sharp surface 12, and the sharp surface 12 is made of stainless steel.

Referring to fig. 2, a plurality of second springs 5 are fixedly arranged between one end of the hollow cup 1 far away from the sharp cup mouth 31 and the hollow needle cylinder 3, and when the plurality of second springs 5 are in a balanced state, the sampling blade 41 is in the cavity 2.

Referring to fig. 3, the sharp cup mouth 31 is zigzag, and one end of the hollow needle cylinder 3 close to the sharp cup mouth 31 is provided with a sampling device 4; the sampling device 4 comprises a sampling blade 41, the sampling blade 41 is arranged on the side surface of the hollow needle cylinder 3, the sampling blade 41 is longitudinally aligned with the sampling hole 11, and the size of the sampling blade 41 is larger than the diameter of the sampling hole 11; the sampling blade 41 is rotatably connected with the hollow needle cylinder 3 through a rotating shaft 42, a first spring 43 is fixedly arranged between the sampling blade 41 and the hollow needle cylinder 3, and at least one first spring 43 is arranged. The hollow needle cylinder 3 is driven to slide in the cavity 2 in the hollow cup 1 by pulling the handle 32, and the sampling blade 41 arranged on the hollow needle cylinder 3 cuts the tissue in the sampling hole 11.

Now, the operation principle of the present invention is described as follows:

the utility model discloses make the sampler get into the tissue department of getting under the supersound guide during the use, aim at the position of drawing materials, puncture the tissue with sharp face 12 in, the tissue can be absorbed in the thief hole 11, stimulates hollow cylinder 3, and sample blade 41 will be absorbed in the tissue cutting in the thief hole 11 and get off and collect in cavity 2.

In the present invention, unless otherwise expressly stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood in a broad sense, e.g. as welded connections, as bolted connections, or as integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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. The cup-sleeving tissue specimen sampler comprises a hollow cup (1) and is characterized in that the hollow cup (1) is in a circular truncated cone shape, a cavity (2) is formed in the hollow cup (1), a hollow needle cylinder (3) is arranged in the cavity (2), a sharp cup opening (31) is formed in one end of the hollow needle cylinder (3), and a handle (32) is fixedly arranged at one end of the sharp cup opening (31) and is far away from the hollow needle cylinder (3).

2. The cup type tissue specimen collector according to claim 1, characterized in that a plurality of sampling holes (11) are opened on the surface of the hollow cup (1), the surface of the hollow cup (1) is a sharp surface (12), and the sharp surface (12) is made of stainless steel.

3. The cup set type tissue specimen collector according to claim 2, characterized in that the sharp cup mouth (31) is zigzag, and a sampling device (4) is arranged at one end of the hollow needle cylinder (3) close to the sharp cup mouth (31).

4. The cup-type tissue specimen sampler according to claim 3, characterized in that the sampling device (4) comprises a sampling blade (41), the sampling blade (41) is arranged at the side of the hollow needle cylinder (3), the sampling blade (41) is arranged in longitudinal alignment with the sampling hole (11), and the diameter of the sampling blade (41) is larger than the diameter of the sampling hole (11).

5. The cup set type tissue specimen drawing device according to claim 4, characterized in that the sampling blade (41) is rotatably connected with the hollow needle cylinder (3) through a rotating shaft (42), a first spring (43) is fixedly arranged between the sampling blade (41) and the hollow needle cylinder (3), and at least one first spring (43) is arranged.

6. The cup type tissue specimen drawing device according to claim 4, characterized in that a plurality of second springs (5) are fixedly arranged between one end of the hollow cup (1) far away from the sharp cup mouth (31) and the hollow needle cylinder (3), and when the plurality of second springs (5) are in a balanced state, the sampling blade (41) is in the cavity (2).