CN215960025U

CN215960025U - Biopsy sampler for oncology department

Info

Publication number: CN215960025U
Application number: CN202121928498.XU
Authority: CN
Inventors: 全玲丽; 王铭; 汪新星
Original assignee: Zhuzhou Central Hospital
Current assignee: Zhuzhou Central Hospital
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-08
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an oncology biopsy sampler which comprises an external shell, wherein the internal part of the external shell is movably connected with an internal shell, a needle head is fixedly arranged below the internal shell, a handle is movably arranged at the top end of the external shell, first fixed cavities are symmetrically formed in the inner top part and the inner bottom part of a device shell, vertical rod grooves are symmetrically formed in the middle of the upper part and the lower part of each first fixed cavity, a second fixed cavity is fixedly arranged on the inner side wall of the device shell, and handles are fixedly arranged on the outer side walls of the top end part and the bottom end part of the external shell. Through setting up first fixed chamber, the fixed chamber of second and automatic push rod, reached medical staff can be quick install external casing and built-in casing and the effect of dismantling, not only practiced thrift a large amount of time, guaranteed the activity of pathological change tissue liquid, make the chemical examination result more accurate, also improved medical staff's work efficiency simultaneously.

Description

Biopsy sampler for oncology department

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a biopsy sampler for oncology.

Background

The oncology department, the internal medicine department, the surgery department, the obstetrics and gynecology department and the pediatrics department are the secondary subjects of clinical medicine, which are divided into the oncology department, the oncology radiotherapy department, the oncology department and the like, and the oncology department is mainly used for the medical treatment of various benign and malignant tumors; the tumor radiotherapy department is mainly engaged in the radiotherapy of tumors; tumor surgery provides a comprehensive treatment mainly based on surgery.

The existing tumor patients need to take tumor biopsy samples for testing, and medical staff use a biopsy sampling device to take a biopsy on the tumor part of the patient during tumor biopsy sampling. The sample is taken a sample to the tissue through biopsy sampling device again to the incision on patient's pathological change tissue promptly, and patient's pathological change tissue need be alone to be saved after the sample, need follow the sampler with the sample injection or put into the test tube, the installation and the dismantlement of medical staff are not convenient for to current biopsy sampler, can lead to middle transfer process waste time, influence work efficiency to it is not accurate enough to cause the chemical examination result. Therefore, there is a need to propose a new type of oncology biopsy sampler.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an oncology biopsy sampler.

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

the utility model provides an oncology biopsy sampler, includes external casing, the inside swing joint of external casing has built-in casing, the below fixed mounting of built-in casing has the syringe needle, the top movable mounting of external casing has the handle, the inside of built-in casing is provided with the push rod, just the push rod with the handle is connected, the push rod is located the bottom fixed mounting of syringe needle has the piston, first fixed chamber has been seted up to the equal symmetry of interior top of external casing and interior bottom, and is a pair of the equal symmetry in department in the middle of the top of first fixed chamber and the centre of below has seted up the vertical pole groove, built-in casing is located fixed mounting has the fixed chamber of second on the lateral wall of external casing, equal fixed mounting has the handle on the lateral wall of external casing top portion and bottom.

Preferably, the second fixed cavity corresponds to the first fixed cavity in position, and the second fixed cavity is symmetrically installed on the outer side wall of the top end part and the outer side wall of the bottom end part of the built-in housing.

Preferably, the inside movable mounting of a pair of fixed chamber of second has automatic push rod, automatic push rod is located one side fixed mounting of external casing has the wedge.

Preferably, the montant is all installed to the top and the below of wedge, and a pair of montant runs through the interior top and the interior bottom in the fixed chamber of second, and a pair of all be provided with the spring on the outer wall of montant, just the montant with the diameter in montant groove equals.

Preferably, the diameters of the outer side walls of the first fixing cavity and the second fixing cavity are equal.

Preferably, the handle is connected with the automatic pushing rod.

The utility model has the following beneficial effects:

through setting up first fixed chamber, the fixed chamber of second and automatic push rod, drive automatic push rod through pulling handle and remove left, make the fixed chamber of second withdraw from the inside in first fixed chamber, montant on the wedge is receiving the effect of spring resilience power down simultaneously, withdraws from in the montant groove. The effect that medical staff can be quick install and dismantle external casing and built-in casing has been reached. Not only saves a large amount of time, ensures the activity of pathological tissue fluid, makes the test result more accurate, but also improves the working efficiency of medical workers.

Drawings

Fig. 1 is a schematic front view of a biopsy sampler in oncology according to the present invention;

FIG. 2 is a schematic cross-sectional view of an Oncology biopsy sampler in an expanded state according to the present invention;

fig. 3 is a partially enlarged schematic view of fig. 2.

In the figure: 1. an external housing; 2. a built-in housing; 3. a needle head; 4. a handle; 5. a push rod; 6. a piston; 7. a first fixed cavity; 8. a vertical rod groove; 9. a second fixed cavity; 10. automatic pushing; 11. a wedge block; 12. a vertical rod; 13. a spring; 14. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, an oncology biopsy sampler comprises an external housing 1, an internal housing 2 is movably connected inside the external housing 1, a needle 3 is fixedly mounted below the internal housing 2, a handle 4 is movably mounted at the top end of the external housing 1, a push rod 5 is arranged inside the internal housing 2, the push rod 5 is connected with the handle 4, a piston 6 is fixedly mounted at the bottom end of the push rod 5, which is located at the needle 3, a first fixed cavity 7 is symmetrically formed at the inner top and the inner bottom of the external housing 1, vertical rod grooves 8 are symmetrically formed at the middle positions above and below the first fixed cavities 7, a second fixed cavity 9 is fixedly mounted on the outer side wall of the internal housing 2, and handles 14 are fixedly mounted on the outer side walls of the top end portion and the bottom end portion of the external housing 1.

The second fixed cavity 9 corresponds to the first fixed cavity 7, and the second fixed cavity 9 is symmetrically installed on the outer side wall of the top end part and the outer side wall of the bottom end part of the built-in housing 2. And the diameters of the outer side walls of the first fixing cavity 7 and the second fixing cavity 9 are equal.

An automatic push rod 10 is movably arranged inside the pair of second fixed cavities 9, and a wedge block 11 is fixedly arranged on one side, located on the external shell 1, of the automatic push rod 10. Vertical rods 12 are mounted above and below the wedge-shaped block 11, the pair of vertical rods 12 penetrate through the inner top and the inner bottom of the second fixing cavity 9, springs 13 are arranged on the outer walls of the pair of vertical rods 12, and the vertical rods 12 are equal to the vertical rod grooves 8 in diameter.

The handle 14 is connected to the automatic pushing rod 10.

It should be noted that the external housing 1 and the internal housing 2 are movably sleeved.

The needle 3 is of hollow design. And the needle 3 is communicated with the joint of the built-in shell 2.

When the external housing 1 and the internal housing 2 are mounted together, the second fixing cavity 9 is movably connected in the first fixing cavity 7.

In the present invention, when the medical staff uses the device, the needle 3 is first aligned with the lesion of the patient and slowly inserted. Then the handle 4 is pulled up, so that the push rod 5 drives the piston 6 to perform upward stretching action, and under a standard atmospheric pressure, the tissue fluid of the lesion part of the patient enters the built-in housing 2 from the bottom end of the needle head 3 along with the rising of the piston 6. Finally, the medical staff slowly pulls the needle 3 out of the patient, and then pulls the handle 14 to drive the automatic push rod 10 to move leftwards, so that the second fixed cavity 9 is withdrawn from the inside of the first fixed cavity 7, and simultaneously the vertical rod 12 on the wedge-shaped block 11 is withdrawn from the vertical rod groove 8 under the resilience force of the spring 13. Medical staff can dismantle external casing 1 and built-in casing 2 with quick afterwards, with the tissue fluid of patient's pathological change after the sample individual storage, put into the test tube.

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 considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The biopsy sampler for the oncology department comprises an external shell (1) and is characterized in that the internal part of the external shell (1) is movably connected with an internal shell (2), a needle (3) is fixedly arranged below the internal shell (2), a handle (4) is movably arranged at the top end of the external shell (1), a push rod (5) is arranged inside the internal shell (2), the push rod (5) is connected with the handle (4), a piston (6) is fixedly arranged at the bottom end part of the needle (3) and positioned on the push rod (5), first fixed cavities (7) are symmetrically arranged at the inner top part and the inner bottom part of the external shell (1), vertical rod grooves (8) are symmetrically arranged at the middle positions above and below the first fixed cavities (7), and a second fixed cavity (9) is fixedly arranged on the outer side wall of the external shell (1) and positioned on the internal shell (2), handles (14) are fixedly arranged on the outer side walls of the top end part and the bottom end part of the external shell (1).

2. An oncologic biopsy sampler according to claim 1, characterized in that the second fixed cavity (9) corresponds to the position of the first fixed cavity (7), and the second fixed cavity (9) is symmetrically mounted on the outer side wall of the top end and on the outer side wall of the bottom end of the inner housing (2).

3. The biopsy sampler of claim 1, wherein an automatic push rod (10) is movably mounted inside the second fixed cavities (9), and a wedge block (11) is fixedly mounted on one side of the automatic push rod (10) positioned on the external housing (1).

4. An oncology biopsy sampler according to claim 3, characterized in that vertical rods (12) are mounted above and below the wedge-shaped block (11), and a pair of vertical rods (12) extend through the inner top and bottom of the second fixed cavity (9), and a spring (13) is arranged on the outer wall of each vertical rod (12), and the vertical rods (12) and the vertical rod grooves (8) have the same diameter.

5. An oncologic biopsy sampler according to claim 2, characterized in that the first fixing cavity (7) and the second fixing cavity (9) have an outer side wall with equal diameter.

6. An oncology biopsy sampler according to claim 3, characterized in that the handle (14) is connected with the automatic push rod (10).