CN210301158U

CN210301158U - Novel joint cavity puncture needle

Info

Publication number: CN210301158U
Application number: CN201920511032.6U
Authority: CN
Inventors: 邹敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-04-14
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a novel joint chamber pjncture needle, including first syringe, the first solid fixed ring of side fixedly connected with of first syringe, the side fixedly connected with connecting rod of first solid fixed ring, the solid fixed ring of one end fixedly connected with second of connecting rod, the solid fixed ring's of second inner wall fixedly connected with second syringe, the lower fixed surface of first syringe is connected with the connecting pipe, the surface difference fixedly connected with first ooff valve and the second ooff valve of connecting pipe, the lower fixed surface of connecting pipe is connected with the syringe needle. This novel joint chamber pjncture needle through setting up first syringe, second syringe, first solid fixed ring, connecting rod, the solid fixed ring of second, connecting pipe, syringe needle, first ooff valve, second ooff valve, third ooff valve and joint chamber hydrops bag to reach novel joint chamber pjncture needle and have the effect that reduces medical personnel's the work degree of difficulty.

Description

Novel joint cavity puncture needle

Technical Field

The utility model relates to the technical field of medical devices, in particular to a novel joint cavity puncture needle.

Background

Most arthritis patients can perform joint cavity puncture technology in order to assist diagnosis and relieve pain, therapeutic drugs are injected while joint fluid is sucked, but effusion in the joint cavity of part of the patients reaches 30-40 ml in the suction process, so that nursing staff needs to replace syringes for multiple times and suck the effusion, the nursing staff needs to fix a needle by one hand and replace the syringes by the other hand, the needle can not move, the working difficulty is high, air cannot enter the nursing staff difficultly, the needle interface is polluted, the injury of bone mucosa is easily caused by the displacement of the needle, the puncture needs to be performed again after the injury, the injury of the bone mucosa is easily caused by the displacement of the needle, the puncture needs to be performed again after the injury is caused, the liquid-extracting syringe and the medicine-injecting syringe of the existing patent products are separated, the operation habit of the nursing staff is not met, and the syringe needs to be separated for sucking, and increases the workload of medical personnel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel articular cavity pjncture needle to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel joint cavity pjncture needle, includes first syringe, the first solid fixed ring of side fixedly connected with of first syringe, the side fixedly connected with connecting rod of first solid fixed ring, the solid fixed ring of one end fixedly connected with second of connecting rod, the solid fixed ring's of second inner wall fixedly connected with second syringe, the fixed surface fixedly connected with connecting pipe of first syringe, the first ooff valve of surface difference fixedly connected with and the second ooff valve of connecting pipe, the lower fixed surface fixedly connected with syringe needle head of connecting pipe, the fixed pipe of side fixedly connected with of second syringe, the fixed surface fixedly connected with third ooff valve of fixed pipe, the circular slot has been seted up to the side of fixed pipe, the inner wall threaded connection of circular slot has the hollow tube, the one end fixedly connected with joint cavity hydrops bag of hollow tube.

Preferably, the specification and model of the first injector are the same, and the first injector and the second injector are fixedly connected through a first fixing ring, a connecting rod and a second fixing ring.

Preferably, the first syringe and the second syringe are fixedly connected through a connecting tube on the lower surface.

Preferably, the first switch valve and the second switch valve are symmetrically arranged on two sides of the needle head by taking the central axes of the connecting pipe and the front surface of the needle head as symmetry axes.

Preferably, one end of the fixing tube penetrates through the side surface of the second syringe and extends to the inner wall of the second syringe to be fixedly connected with the inner wall of the second syringe.

Preferably, the surface of the hollow tube is provided with a thread groove matched with the inner wall of the circular groove, and the hollow tube is in an inverted convex shape.

Advantageous effects

The utility model provides a novel joint cavity puncture needle, which is convenient for fixing a first syringe and a second syringe by arranging the first syringe, the second syringe, a first fixing ring, a connecting rod and a second fixing ring, is convenient for avoiding the damage of patients caused by the traditional repeated replacement of the first syringe and the second syringe and reducing the working difficulty of nursing staff by arranging the first syringe, the second syringe, a connecting pipe and a needle head, is convenient for the patients with large liquid accumulation amount to draw liquid without replacing the syringes by arranging the first switch valve, the second switch valve and the third switch valve, is convenient for directly collecting the liquid accumulation bag in the joint cavity after the liquid is pumped by arranging the second syringe and the liquid accumulation bag in the joint cavity, can be directly inspected after the liquid accumulation bag in the joint cavity is separated from the second syringe, is closed in the whole process, reduces the infection risk, thereby achieving the effect that the novel joint cavity puncture needle has the work difficulty of reducing medical care personnel.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic front sectional view of the structure of the present invention;

fig. 3 is an enlarged schematic view of a in the structure diagram 2 of the present invention.

In the figure: the disposable syringe comprises a first syringe 1, a first fixing ring 2, a connecting rod 3, a second fixing ring 4, a second syringe 5, a connecting pipe 6, a first switch valve 7, a second switch valve 8, a needle 9, a fixing pipe 10, a third switch valve 11, a circular groove 12, a hollow pipe 13 and a joint cavity liquid collecting bag 14.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a novel joint cavity pjncture needle, including first syringe 1, the first solid fixed ring 2 of side fixedly connected with of first syringe 1, the side fixedly connected with connecting rod 3 of first solid fixed ring 2, the solid fixed ring 4 of one end fixedly connected with second of connecting rod 3, the solid fixed ring 4's of second inner wall fixedly connected with second syringe 5, first syringe 1 is the same with the specification model of second syringe 5, and first syringe 1 and second syringe 5 are through first solid fixed ring 2, connecting rod 3 and the solid fixed ring 4 fixed connection of second, the lower fixed surface of first syringe 1 is connected with connecting pipe 6, first syringe 1 and second syringe 5 are through the connecting pipe 6 fixed connection of lower surface, the surface difference fixedly connected with first ooff valve 7 and second ooff valve 8 of connecting pipe 6, the lower fixed surface of connecting pipe 6 is connected with syringe needle 9, first ooff valve 7 and second ooff valve 8 use connecting pipe 6 and the positive axis of syringe needle 9 to establish as the symmetry axis symmetry with connecting pipe 6 and needle The syringe is arranged on two sides of a needle 9, a fixing tube 10 is fixedly connected to the side surface of a second syringe 5, one end of the fixing tube 10 penetrates through the side surface of the second syringe 5 and extends to the inner wall of the second syringe 5 to be fixedly connected with the second syringe 5, a third switch valve 11 is fixedly connected to the surface of the fixing tube 10, a circular groove 12 is formed in the side surface of the fixing tube 10, a hollow tube 13 is connected to the inner wall of the circular groove 12 in a threaded manner, a threaded groove matched with the inner wall of the circular groove 12 is formed in the surface of the hollow tube 13, the hollow tube 13 is inverted-convex, a joint cavity liquid accumulation bag 14 is fixedly connected to one end of the hollow tube 13, the first syringe 1 and the second syringe 5 can be conveniently fixed by arranging the first syringe 1, the second syringe 5, the first fixing ring 2, the connecting rod 3 and the second fixing ring 4, and the first syringe 1, the second syringe 5, the, be convenient for avoid the tradition to change first syringe 1 and second syringe 5 repeatedly and cause the patient to harm, and reduce the nursing staff work degree of difficulty, through setting up first ooff valve 7, second ooff valve 8 and third ooff valve 11, the patient that the hydrops volume is many of being convenient for also can realize not changing the syringe mode and carry out the drawing liquid, through setting up second syringe 5 and joint chamber hydrops bag 14, utilize joint chamber hydrops bag 14 direct collection after being convenient for aspirate the liquid medicine, make joint chamber hydrops bag 14 and second syringe 5 separate the back can directly deliver inspection, whole journey is airtight, reduce the infection risk, thereby reach the effect that novel joint chamber pjncture needle has the work degree of difficulty that reduces medical personnel.

The working principle is as follows: when the novel joint cavity puncture needle is used, after the liquid medicine is sucked by the first syringe 1, the first switch valve 7, the second switch valve 8 and the third switch valve 11 are closed, the needle head 9 is penetrated into the knee joint of a patient, the needle head 9 is fixed on one hand, the second switch valve 8 is opened for sucking the accumulated liquid, the second switch valve 8 is closed, the third switch valve 11 is opened, the accumulated liquid is injected into the joint cavity accumulated liquid bag 14, if the accumulated liquid is more in the joint, the third switch valve 11 is repeatedly closed, after the second switch valve 8 is opened for sucking, the second switch valve 8 is closed, the third switch valve 11 is opened, the accumulated liquid is injected into the joint cavity accumulated liquid bag 14, after the accumulated liquid is sucked, the third switch valve 11 is closed, the first switch valve 7 is opened for injecting the medicine, after the injection, the needle head 9 is pulled out, the joint cavity accumulated liquid bag 14 is separated from the fixing pipe 10 on the side face of the main body of the second syringe 5 through, and the cover is covered, and then the label is directly pasted for inspection, thereby achieving the effect of reducing the workload of medical staff.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel joint chamber pjncture needle, includes first syringe (1), its characterized in that: the side fixing device comprises a first fixing ring (2) fixedly connected to the side of the first syringe (1), a connecting rod (3) fixedly connected to the side of the first fixing ring (2), a second fixing ring (4) fixedly connected to the end of the connecting rod (3), a second syringe (5) fixedly connected to the inner wall of the second fixing ring (4), a connecting pipe (6) fixedly connected to the lower surface of the first syringe (1), a first switch valve (7) and a second switch valve (8) fixedly connected to the surface of the connecting pipe (6) respectively, a needle head (9) fixedly connected to the lower surface of the connecting pipe (6), a fixing pipe (10) fixedly connected to the side of the second syringe (5), a third switch valve (11) fixedly connected to the surface of the fixing pipe (10), and a circular groove (12) formed in the side of the fixing pipe (10), the inner wall of the circular groove (12) is in threaded connection with a hollow pipe (13), and one end of the hollow pipe (13) is fixedly connected with a joint cavity hydrops bag (14).

2. The novel articular cavity puncture needle according to claim 1, which is characterized in that: the specification and model of the first injector (1) and the second injector (5) are the same, and the first injector (1) and the second injector (5) are fixedly connected through a first fixing ring (2), a connecting rod (3) and a second fixing ring (4).

3. The novel articular cavity puncture needle according to claim 1, which is characterized in that: the first injector (1) and the second injector (5) are fixedly connected through a connecting pipe (6) on the lower surface.

4. The novel articular cavity puncture needle according to claim 1, which is characterized in that: the first switch valve (7) and the second switch valve (8) are symmetrically arranged on two sides of the needle head (9) by taking the central axis of the front surfaces of the connecting pipe (6) and the needle head (9) as a symmetry axis.

5. The novel articular cavity puncture needle according to claim 1, which is characterized in that: one end of the fixing tube (10) penetrates through the side face of the second injector (5) and extends to the inner wall of the second injector (5) to be fixedly connected with the second injector (5).

6. The novel articular cavity puncture needle according to claim 1, which is characterized in that: the surface of the hollow pipe (13) is provided with a thread groove matched with the inner wall of the circular groove (12), and the hollow pipe (13) is in an inverted convex shape.