CN213758465U

CN213758465U - Tumor interventional therapy needle

Info

Publication number: CN213758465U
Application number: CN202021509879.XU
Authority: CN
Inventors: 郭俊; 孙小荣; 赵文军; 吕洋; 王蒙; 陈宇; 郭小勇; 杨德飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-07-23
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a tumor interventional therapy needle, which comprises a needle cylinder, a handle at one side outside the needle cylinder, a first thread at one side inside the needle cylinder, a rubber retaining sheet at the middle position inside the needle cylinder, a supporting rod at one end of the needle cylinder, a medicine pushing rod at one side of the supporting rod, and a second thread matched with the first thread arranged at one end of the medicine pushing rod close to the supporting rod, wherein the medicine pushing rod is far away from a medicine feeding piston at one end of the supporting rod, the medicine pushing rod is in through connection with the rubber retaining sheet, a nipple is arranged on the needle cylinder, a needle head is arranged at one end of the needle cylinder close to the nipple, a pintle matched with the nipple is arranged at one end of the needle head, an elastic rope is fixedly connected on the pintle, a rubber plug matched with the pintle is arranged at one end of the pintle far away from the elastic rope, a rubber plug cover is sleeved on the rubber plug, the utility model has the advantages of simple operation, cleanness and sanitation.

Description

Tumor interventional therapy needle

Technical Field

The utility model relates to the technical field of medical appliances, concretely relates to novel special syringe needle of tumour intervention treatment.

Background

Interventional therapy is a general term for a series of techniques for minimally invasive treatment by introducing specific instruments into a lesion site of a human body through natural pores or tiny wounds of the human body by using a puncture needle, a catheter and other interventional devices under the guidance and monitoring of digital subtraction angiography, CT, ultrasound, magnetic resonance and other imaging devices.

The whole interventional therapy is conducted under the guidance and monitoring of the imaging equipment, can accurately and directly reach the local part of a pathological change, and has no large wound, so that the interventional therapy has the advantages of accuracy, safety, high efficiency, wide application range, few complications and the like, and is a preferred treatment method for some diseases.

At present, the interventional therapy needle head used for tumor interventional therapy of patients in clinic mainly comprises a needle handle and a needle cylinder, the needle handle is short, cross infection is easily caused when the tumor interventional therapy of the patients is carried out, in addition, scales are not arranged on the needle cylinder, the penetration depth is difficult to master, great work difficulty is increased for medical staff, and the types and the quantity of injected medicines are required to be adjusted in real time according to CT influence in the tumor interventional therapy process, so that the cross infection is easily caused in the medicine changing process.

Disclosure of Invention

To the problem in the correlation technique, the utility model provides a supplementary treatment device of interveneeing of medical oncology internal medicine to overcome the above-mentioned technical problem that current correlation technique exists.

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

the utility model provides a tumor interventional therapy needle, which is characterized in that, includes the cylinder, one side outside the cylinder is provided with the handle, one side inside the cylinder is provided with screw thread one, intermediate position inside the cylinder is provided with the rubber separation blade, the one end of cylinder is provided with the bracing piece, intermediate position on one side of the bracing piece is provided with the medicine pole that pushes away, the one end that the medicine pole is close to the bracing piece be provided with screw thread two that matches with screw thread one, the one end that the medicine pole kept away from the bracing piece is provided with the piston that sends medicine, and, the medicine pole through connection in the rubber separation blade, the one end that the cylinder kept away from the bracing piece is provided with the nipple, the one end that the cylinder is close to the nipple is provided with the syringe needle, the one end of syringe needle be provided with nipple assorted pintle, be provided with the pintle on the pintle, the one end that the pintle is kept away from by elastic cord be provided with the rubber buffer that matches with the pintle, the rubber plug is sleeved with a rubber plug cover, and one end of the needle head, which is far away from the needle plug, is provided with a needle point.

Further, the pintle is hollow cylinder structure, and its outer end has seted up the opening, and inside forms sealed chamber, the rubber buffer with sealed chamber matches.

Furthermore, the surface of the handle is of a concave-convex structure and is fixedly connected with the needle cylinder.

Furthermore, one end of the medicine feeding piston, which is far away from the medicine pushing rod, is of an arc-shaped structure.

Preferably, one end of the needle cylinder close to the nipple is provided with a first scale mark.

Preferably, the needle head is provided with a second scale mark.

Furthermore, a plurality of needle holes are formed in the needle tip.

The utility model has the advantages that:

(1) the handle is arranged, so that medical staff can conveniently hold the handle when the medical staff use the medical staff, and accidental sliding cannot be caused;

(2) through the arrangement of the first thread, the second thread and the supporting rod, medical staff can conveniently rotate the medicine pushing rod, so that the medicine feeding piston is driven to move, and medicines are fed into the body of a patient;

(3) the rubber baffle is arranged, so that the medicine delivery piston can exist in a relatively closed sterile environment;

(4) the nipple and the pintle are arranged, so that the needle head and the needle cylinder can be separated, the needle head is easier to replace, the dressing change is convenient under the condition that the needle head is not required to be pulled out, and the wound on a patient is reduced;

(5) through setting up the rubber buffer to prevent to cause the pollution of syringe needle when changing dressings, also can prevent to cause the phenomenon of patient's body fluid refluence.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the utility model during dressing change.

Fig. 3 is a schematic view of the internal structure of the present invention.

Wherein: 1-syringe, 2-handle, 3-thread I, 4-rubber block, 5-support rod, 6-drug pushing rod, 7-thread II, 8-drug delivery piston, 9-nipple, 10 needle head, 11-pintle, 12-elastic rope, 13-rubber plug, 14-rubber plug cover, 15-needle point, 16-scale line I, 17-scale line II, 18-needle hole.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution of the present invention with reference to the accompanying drawings and embodiments.

Referring to the attached drawings 1-3, the tumor interventional therapy needle comprises a needle cylinder 1, a handle 2 is arranged on one side outside the needle cylinder 1, a first thread 3 is arranged on one side inside the needle cylinder 1, a rubber blocking piece 4 is arranged at the middle position inside the needle cylinder 1, a support rod 5 is arranged at one end of the needle cylinder 1, a drug pushing rod 6 is arranged at the middle position on one side of the support rod 5, a second thread 7 matched with the first thread 4 is arranged at one end, close to the support rod 5, of the drug pushing rod 6, a drug delivery piston 8 is arranged at one end, far away from the support rod 5, of the drug pushing rod 6 is connected to the rubber blocking piece 5 in a penetrating manner, a nipple 9 is arranged at one end, far away from the support rod 5, of the needle cylinder 1, a needle head 10 is arranged at one end, close to the nipple 9, of the needle head 10, and a pintle 11 matched with the nipple 9 is arranged at one end of the needle head 10, be provided with elasticity rope 12 on pintle 11, elasticity rope 12 keeps away from pintle 11 one end be provided with pintle 11 assorted rubber buffer 13, the cover is equipped with rubber plug lid 14 on rubber buffer 13, syringe needle 10 keeps away from needle point 15 has been cup jointed to pintle 11 one end, needle point 15's thickness is less than syringe needle 10's thickness.

The surface of handle 2 is concave-convex structure, and handle 2 uses rubber to make, and can set up anti-skidding line on the surface and press down or the granule, guarantees that medical personnel are using the utility model discloses the time can not take off the hand.

One end of the medicine feeding piston 8, which is far away from the medicine pushing rod 6, is of an arc-shaped structure.

One end of the needle cylinder 1 close to the nipple 9 is provided with a first scale mark 16, the needle head 10 is provided with a second scale mark 17, and the scale marks are arranged according to the practice requirements.

The needle point 15 is provided with a plurality of needle holes 18 which can improve the medicine conveying efficiency, and the pintle 11 is made of plastic and is integrally cast with the needle head 10.

The utility model discloses a concrete size does: the length of the syringe is 15-20cm, and the length of the needle head is about 8 cm.

The utility model discloses a theory of operation does: the prepared medicine is stored in the needle cylinder 1, a medical worker holds the handle 2 with one hand, the first thread 3 and the second thread 7 are meshed with each other by rotating the support rod 5 with one hand to push the medicine pushing rod 6 to move so as to push the medicine, when the medicine is replaced, the needle cylinder 1 is pulled out from the needle head 10, then the rubber plug 13 is plugged into the needle bolt 11, the medicine replacement operation is carried out under the condition that the pillow 10 is not pulled out, after the medicine replacement is finished, the rubber plug 13 is taken out, and then the needle cylinder 1 is connected with the needle head 10.

Compared with the prior art, the utility model, the improvement part of the utility model lies in: the handle is arranged, so that medical staff can conveniently hold the handle when the medical staff use the medical staff, and accidental sliding cannot be caused; through the arrangement of the first thread, the second thread and the supporting rod, medical staff can conveniently rotate the medicine pushing rod, so that the medicine feeding piston is driven to move, and medicines are fed into the body of a patient; the rubber baffle is arranged, so that the medicine delivery piston can exist in a relatively closed sterile environment; the nipple and the pintle are arranged, so that the needle head and the needle cylinder can be separated, the needle head is easier to replace, the dressing change is convenient under the condition that the needle head is not required to be pulled out, and the wound on a patient is reduced; through setting up the rubber buffer to prevent to cause the pollution of syringe needle when changing dressings, also can prevent to cause the phenomenon of patient's body fluid refluence.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The tumor interventional therapy needle is characterized by comprising a needle cylinder (1), a handle (2) is arranged on one side outside the needle cylinder (1), a first thread (3) is arranged on one side inside the needle cylinder (1), a rubber blocking piece (4) is arranged at the middle position inside the needle cylinder (1), a supporting rod (5) is arranged at one end of the needle cylinder (1), a second thread (7) matched with the first thread (3) is arranged at the middle position on one side of the supporting rod (5) and extends to the medicine pushing rod (6) inside the needle cylinder (1), a second medicine feeding piston (8) is arranged at one end, far away from the supporting rod (5), of the medicine pushing rod (6), and the medicine pushing rod (6) is in through connection with the rubber blocking piece (4), keep away from cylinder (1) the one end of bracing piece (5) is provided with nipple (9), cylinder (1) is close to the one end of nipple (9) is provided with syringe needle (10), the one end of syringe needle (10) be provided with nipple (9) assorted pintle (11), be provided with elasticity rope (12) on pintle (11), elasticity rope (12) are kept away from the one end of pintle (11) be provided with pintle (11) assorted rubber buffer (13), the cover is equipped with rubber plug lid (14) on rubber buffer (13), syringe needle (10) are kept away from the one end of pintle (11) has cup jointed needle point (15).

2. The tumor interventional therapy needle according to claim 1, wherein the pintle (11) is a hollow cylinder structure, an opening is opened at the outer end of the pintle, a sealed cavity is formed inside the pintle, and the rubber plug (13) is matched with the sealed cavity.

3. The tumor interventional therapy needle as claimed in claim 1, wherein the surface of the grip (2) is of a concave-convex structure and is fixedly connected with the needle cylinder (1).

4. The tumor interventional therapy needle as claimed in claim 1, wherein the end of the drug delivery piston (8) far away from the drug pushing rod (6) is of an arc-shaped structure.

5. The tumor interventional therapy needle according to claim 1, characterized in that the needle cylinder (1) is provided with a first graduation mark (16) at one end near the nipple (9).

6. The tumor interventional therapy needle according to claim 1, characterized in that the needle head (10) is provided with a second graduation mark (17).

7. The interventional treatment needle for tumor according to claim 1, wherein the needle tip (15) is provided with a plurality of needle holes (18).