CN215916003U

CN215916003U - Interventional therapy needle for oncology department

Info

Publication number: CN215916003U
Application number: CN202121929903.XU
Authority: CN
Inventors: 马佰顺; 汪新星
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-01
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an interventional therapy needle for oncology, which comprises a device body, wherein a needle head is arranged at the bottom end part of the device body, a handle is arranged at the top end part of the device body, a push rod is fixedly arranged below the handle, a piston is arranged at the bottom end of the push rod, a first cavity is fixedly arranged on the outer side wall of one side of the device body, a second cavity is fixedly arranged on the outer side wall of one side, far away from the device body, of the first cavity through a fixed block, an automatic pull rod is arranged inside the second cavity, and the automatic pull rod penetrates through the inner top part of the second cavity. Through setting up mixed liquid medicine groove and stirring body, medical staff can directly mix the liquid medicine in the inside of device body, reinjects into patient's pathological change position, has reached the convenient effect very in the treatment process, has avoided earlier by the medical staff with the medicament mix the back reinjection into the treatment needle, has not only improved medical staff's work efficiency, has also practiced thrift a large amount of time simultaneously.

Description

Interventional therapy needle for oncology department

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an interventional therapy needle for oncology.

Background

Interventional radiology, also called interventional therapeutics, is an emerging discipline combining image diagnosis and clinical treatment, which has been rapidly developed in recent years. Under the guidance and monitoring of digital subtraction angiography machine, CT, ultrasonic and magnetic resonance imaging equipment, puncture needle, catheter and other interventional devices are used to introduce specific instrument into the pathological change part of human body via natural pore canal or small wound for minimally invasive treatment. At present, the compound is particularly an important subject for assisting the therapeutic test of oncology.

When the interventional therapy needle is used in an auxiliary oncology department, a mixed medicament is required to be injected sometimes. However, most of the existing interventional treatment needles cannot be directly mixed with medicaments, and the medicaments are mixed by medical staff and then injected into the treatment needle, and then injected into the lesion part of a patient. Therefore, the treatment is very complicated and inconvenient in the treatment process, and the medical staff is not convenient to stir the liquid medicine, thereby not only increasing the great working difficulty and the low efficiency for the medical staff, but also causing great pain for the patients. Therefore, there is a need to propose a new type of oncology interventional treatment needle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an interventional therapy needle for oncology.

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

the utility model provides an oncology intervenes treatment needle, includes the device body, the bottom portion of device body is provided with the syringe needle, the top portion of device body is provided with the handle, the below fixed mounting of handle has the push rod, just the push rod is located the inside of device body, the bottom of push rod is provided with the piston, fixed mounting has first cavity on the lateral wall of one side of device body, first cavity is kept away from there is the second cavity through fixed block fixed mounting on the lateral wall of device body one side, the inside of second cavity is provided with automatic pull rod, just automatic pull rod runs through the interior top of second cavity.

Preferably, a vertical rod is arranged below the automatic pull rod, and a wedge block is fixedly arranged in the middle of the lower portion of the vertical rod.

Preferably, a cross bar is fixedly mounted on the outer side wall of the wedge-shaped block close to one side of the first cavity, and the cross bar penetrates through the inner side wall of the second cavity and extends into the inner side wall of the first cavity.

Preferably, one side of the cross rod, which is far away from the wedge-shaped block, is fixedly provided with a movable rod, and the movable rod is located inside the first cavity.

Preferably, be provided with the spring on the outer wall of movable rod, just the movable rod is kept away from one side fixed mounting of horizontal pole has the stirring body, just the stirring body runs through the inside wall of first cavity and extends to in the inside wall of device body.

Preferably, a mixed liquid medicine groove is formed in the corresponding position of the stirring body in the device body, a one-way valve is arranged on the outer side wall of the device body, which is far away from the first cavity, and the one-way valve is communicated with the mixed liquid medicine groove.

The utility model has the following beneficial effects:

through setting up mixed liquid medicine groove and stirring body, medical staff can directly mix the liquid medicine in the inside of device body, pours into patient's pathological change position into again. The effect of convenience in the treatment process is achieved, the medical staff is prevented from mixing the medicament and then injecting the medicament into the treatment needle, the working efficiency of the medical staff is improved, and a large amount of time is saved.

Drawings

Fig. 1 is a schematic sectional view of a main view of an interventional treatment needle for oncology according to the present invention;

FIG. 2 is a partially enlarged schematic view of FIG. 1;

fig. 3 is a schematic structural view of an interventional treatment needle for oncology according to the present invention.

In the figure: 1. a device body; 2. a needle head; 3. a handle; 4. a push rod; 5. a piston; 6. a first cavity; 7. a second cavity; 8. an automatic pull rod; 9. a vertical rod; 10. a wedge block; 11. a cross bar; 12. a movable rod; 13. a spring; 14. a stirring body; 15. a mixed liquid medicine tank; 16. a one-way valve.

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 intervention treatment needle comprises a device body 1, a needle head 2 is arranged at the bottom end of the device body 1, a handle 3 is arranged at the top end of the device body 1, a push rod 4 is fixedly arranged below the handle 3, the push rod 4 is located inside the device body 1, a piston 5 is arranged at the bottom end of the push rod 4, a first cavity 6 is fixedly arranged on the outer side wall of one side of the device body 1, a second cavity 7 is fixedly arranged on the outer side wall of one side, far away from the device body 1, of the first cavity 6 through a fixing block, an automatic pull rod 8 is arranged inside the second cavity 7, and the automatic pull rod 8 penetrates through the inner top of the second cavity 7.

A vertical rod 9 is arranged below the automatic pull rod 8, and a wedge block 10 is fixedly arranged in the middle of the lower portion of the vertical rod 9. A cross rod 11 is fixedly installed on the outer side wall of the wedge block 10 close to one side of the first cavity 6, and the cross rod 11 penetrates through the inner side wall of the second cavity 7 and extends into the inner side wall of the first cavity 6. One side of the cross rod 11 far away from the wedge-shaped block 10 is fixedly provided with a movable rod 12, and the movable rod 12 is positioned inside the first cavity 6. Be provided with spring 13 on the outer wall of movable rod 12, and one side fixed mounting that movable rod 12 kept away from horizontal pole 11 has stirring body 14, and stirring body 14 runs through the inside wall of first cavity 6 and extends to in the inside wall of device body 1.

The inside of the device body 1 is provided with a mixed liquid medicine groove 15 at the corresponding position of the stirring body 14, and the outer side wall of the device body 1 far away from the first cavity 6 is provided with a one-way valve 16, and the one-way valve 16 is communicated with the mixed liquid medicine groove 15.

An opening is provided in the outer wall of the apparatus body 1 to add a chemical to the inside of the mixed chemical tank 15.

The connection between the device body 1 and the first cavity 6 is provided with a communication port for the stirring body 14 to reciprocate. And the movable rod 12 can drive the stirring body 14 to enter the mixed liquid medicine groove 15 for stirring the liquid medicine. However, it should be noted that the connection between the device body 1 and the first chamber 6 should not be too large, so as to set the minimum diameter without interfering with the reciprocating motion of the stirring body 14, so as to prevent the liquid medicine in the mixed liquid medicine tank 15 from overflowing.

In the utility model, when medical staff uses the device and needs to inject mixed medicaments, firstly, the liquid medicaments are put into the mixed medicament liquid tank 15 through the opening on the device body 1, then the automatic pull rod 8 is pulled, the automatic pull rod 8 drives the vertical rod 9 to extrude the wedge-shaped block 10, when the wedge-shaped block 10 is extruded to the inner side wall of the second cavity 7, the transverse rod 11 pushes the movable rod 12, and the movable rod 12 is acted by the spring 13, so that the stirring body 14 stirs the liquid medicaments in the mixed medicament liquid tank 15.

Finally, the one-way valve 16 is opened to enable the mixed liquid medicine stirred in the mixed liquid medicine tank 15 to flow into the device body 1, then the medical staff slowly inserts the needle head 2 into the pathological change part of the patient, and then the handle 3 is pushed, so that the piston 5 on the push rod 4 slowly injects the mixed liquid medicine into the pathological change part of the patient through the needle head 2 under the action of standard air pressure.

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. An interventional therapy needle for oncology department, which comprises a device body (1) and is characterized in that, a needle head (2) is arranged at the bottom end part of the device body (1), a handle (3) is arranged at the top end part of the device body (1), a push rod (4) is fixedly arranged below the handle (3), the push rod (4) is positioned in the device body (1), the bottom end of the push rod (4) is provided with a piston (5), a first cavity (6) is fixedly arranged on the outer side wall of one side of the device body (1), a second cavity (7) is fixedly arranged on the outer side wall of one side of the first cavity (6) far away from the device body (1) through a fixing block, an automatic pull rod (8) is arranged inside the second cavity (7), and the automatic pull rod (8) penetrates through the inner top of the second cavity (7).

2. The interventional treatment needle for oncology department according to claim 1, characterized in that a vertical rod (9) is arranged below the automatic pull rod (8), and a wedge block (10) is fixedly arranged at the middle part below the vertical rod (9).

3. The interventional treatment needle for oncology department according to claim 2, characterized in that a cross bar (11) is fixedly installed on the outer side wall of the wedge-shaped block (10) close to one side of the first cavity (6), and the cross bar (11) penetrates through the inner side wall of the second cavity (7) and extends into the inner side wall of the first cavity (6).

4. An interventional treatment needle for oncology department according to claim 3, characterized in that a movable rod (12) is fixedly installed on one side of the cross rod (11) far away from the wedge-shaped block (10), and the movable rod (12) is positioned inside the first cavity (6).

5. The interventional therapy needle for oncology department according to claim 4, characterized in that a spring (13) is arranged on the outer wall of the movable rod (12), a stirring body (14) is fixedly installed on one side of the movable rod (12) far away from the cross rod (11), and the stirring body (14) penetrates through the inner side wall of the first cavity (6) and extends into the inner side wall of the device body (1).

6. The interventional therapy needle for oncology department according to claim 5, characterized in that a mixed liquid medicine groove (15) is opened at a position corresponding to the stirring body (14) inside the device body (1), a one-way valve (16) is arranged on an outer side wall of the device body (1) far away from the first cavity (6), and the one-way valve (16) is communicated with the mixed liquid medicine groove (15).