CN218045115U

CN218045115U - Artery puncture needle

Info

Publication number: CN218045115U
Application number: CN202221101142.3U
Authority: CN
Inventors: 刘妍; 李雯雯
Original assignee: Shenzhen Second Peoples Hospital
Current assignee: Shenzhen Second Peoples Hospital
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-12-16
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses an artery puncture needle, including fixed pipe, the right-hand member fixedly connected with syringe needle pipe of fixed pipe, the right-hand member fixedly connected with main part device of syringe needle pipe, the solid fixed ring of surface right part fixedly connected with of main part device, the left end fixedly connected with interfacing apparatus of fixed pipe, interfacing apparatus's left end threaded connection has connecting device, the fixed surface lower part fixedly connected with supporting pad of fixed pipe, the fixed surface left part of pipe alternates the rotatory valve member of fixedly connected with. An artery pjncture needle, through set up main part device, connecting device and interfacing apparatus on whole device, structural design is reasonable, the blood is seen at the needle of inserting just pushes the seal wire into earlier, sends into whole nook closing member again, the nook closing member puncture of being convenient for uses, can make things convenient for medical personnel to hold the piece of taking with the hand, and then drives the nook closing member and carry out the artery puncture operation, simple structure, easy to use, and the success rate of puncturing is high.

Description

Artery puncture needle

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an artery puncture needle.

Background

The artery puncture needle is used for puncturing and collecting arterial blood samples, dynamic blood gas/electrolyte and arterial blood pressure monitoring are carried out on critically ill patients, the samples can be obtained in time, time is saved for rescue, complications caused by local damage due to repeated puncture can be avoided, pain of the patients is reduced, rescue, treatment and dynamic observation of disease conditions are facilitated, 1, currently, when the artery puncture needle is used for artery puncture, blood return sometimes occurs to cause needle sending failure, and the artery puncture needle is likely to be inserted shallowly or deeply and is not beneficial to use; 2. the existing arterial puncture needle is lack of stability during puncture, and the effect of arterial puncture is influenced; thus, we have proposed an arterial puncture needle.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide an artery puncture needle, which can effectively solve the problems in the background technology.

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

the utility model provides an artery puncture needle, includes fixed pipe, the right-hand member fixedly connected with syringe needle pipe of fixed pipe, the right-hand member fixedly connected with main part device of syringe needle pipe, the solid fixed ring of the surface right part fixedly connected with of main part device, the left end fixedly connected with interfacing apparatus of fixed pipe, interfacing apparatus's left end threaded connection has connecting device, the surface lower part fixedly connected with supporting pad of fixed pipe, the surface left part interlude fixedly connected with rotary valve spare of fixed pipe.

Preferably, the main body device comprises a needle core, the outer surface of the needle core is provided with a chamfer, the other end of the needle core is provided with a guide wire, a cavity is arranged in the needle core, and the needle core is fixedly connected to the right end of the needle tube.

Preferably, the butt joint device comprises an upper end pipe, the outer surface of the upper end pipe is fixedly connected with a plurality of anti-slip rubber strips, the inner wall of the upper end pipe is provided with a screw groove, and the upper end pipe is fixedly connected to the left end of the fixed pipe.

Preferably, the connecting device comprises a lower end pipe, the left end of the lower end pipe is fixedly connected with an artery hose, the right part of the outer surface of the artery hose is sleeved with a fastening sleeve, the front part of the outer surface of the fastening sleeve is fixedly connected with a holding block, and the lower end pipe is in threaded connection with the inside of the upper end pipe.

Preferably, the position size of the lower end pipe is matched with the position size of the spiral groove, and the arterial hose is communicated with the inner part of the upper end pipe.

Preferably, the needle core is in communication with the interior of the needle cannula and the guidewire is located within the needle core.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up the main part device on whole device, the right-hand member fixed mounting seal wire of nook closing member, the blood is seen in the needle and just pushed the seal wire into earlier, sends into whole nook closing member again, and the nook closing member puncture of being convenient for is used, and the success rate of puncturing is high.

2. The utility model discloses in, through set up interfacing apparatus on whole device, because the position size looks adaptation of the position size of lower extreme pipe and spiral groove makes lower extreme pipe thread install at the spiral groove, adopts the threaded connection mode, makes its artery hose convenient to detach install and use, and fixed mounting holding piece is sheathe in to the fastening, can make things convenient for medical personnel to hold holding the holding piece with the hand, and then drives the nook closing member and carry out the arteriopuncture operation, simple structure, easy to use.

Drawings

FIG. 1 is a schematic view of the overall structure of an arterial puncture needle of the present invention;

fig. 2 is a schematic view of the overall structure of the main body device of the arterial puncture needle of the present invention;

fig. 3 is a schematic view of the overall structure of the docking device of the arterial puncture needle of the present invention;

fig. 4 is a schematic view of the overall structure of the connecting device of the arterial puncture needle of the present invention.

In the figure: 1. a fixed tube; 2. a main body device; 3. a needle cannula; 4. a fixing ring; 5. a rotary valve member; 6. a connecting device; 7. a docking device; 8. a support pad; 21. a guide wire; 22. a chamfer plane; 23. a needle core; 24. a cavity; 71. an upper end pipe; 72. an anti-slip rubber strip; 73. a spiral groove; 61. an arterial tube; 62. taking and holding the block; 63. a lower end tube; 64. and (7) fastening sleeves.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides an artery puncture needle, including fixed pipe 1, the right-hand member fixedly connected with syringe needle pipe 3 of fixed pipe 1, the right-hand member fixedly connected with main part device 2 of syringe needle pipe 3, the solid fixed ring 4 of surface right part fixedly connected with of main part device 2, the left end fixedly connected with interfacing apparatus 7 of fixed pipe 1, the left end threaded connection of interfacing apparatus 7 has connecting device 6, the surface lower part fixedly connected with supporting pad 8 of fixed pipe 1, the surface left part interlude fixedly connected with rotary valve 5 of fixed pipe 1.

In this embodiment, the main body device 2 includes a needle core 23, the outer surface of the needle core 23 is provided with a chamfer 22, the other end of the needle core 23 is provided with a guide wire 21, a cavity 24 is arranged in the needle core 23, and the needle core 23 is fixedly connected to the right end of the needle tube 3; the needle core 23 is communicated with the inside of the needle tube 3, and the guide wire 21 is positioned in the needle core 23; the guide wire 21 is fixedly arranged at the right end of the needle core 23, so that the guide wire 21 is pushed in when blood is seen during needle insertion, and then all the needle cores 23 are fed in, thereby facilitating the puncture of the needle cores 23.

In this embodiment, the docking device 7 includes an upper end pipe 71, the outer surface of the upper end pipe 71 is fixedly connected with a plurality of anti-slip rubber strips 72, the inner wall of the upper end pipe 71 is provided with a screw groove 73, and the upper end pipe 71 is fixedly connected to the left end of the fixed pipe 1; a plurality of anti-slip rubber strips 72 are fixedly arranged on the outer surface of the upper end pipe 71 and used for increasing hand resistance and avoiding hand slip.

In this embodiment, the connecting device 6 includes a lower end tube 63, the left end of the lower end tube 63 is fixedly connected with an artery hose 61, the right part of the outer surface of the artery hose 61 is sleeved with a fastening sleeve 64, the front part of the outer surface of the fastening sleeve 64 is fixedly connected with a holding block 62, and the lower end tube 63 is connected in an upper end tube 71 in a threaded manner; the position size of the lower end pipe 63 is matched with that of the spiral groove 73, and the arterial hose 61 is communicated with the inside of the upper end pipe 71; the position size of the lower end pipe 63 is matched with the position size of the screw groove 73, so that the lower end pipe 63 is installed in the screw groove 73 in a threaded mode, the arterial hose 61 is convenient to detach, install and use in a threaded connection mode, and the use is convenient and fast.

It should be noted that, the utility model relates to an artery puncture needle, in the use, the right-hand member fixed mounting seal wire 21 of nook closing member 23, it sees blood to push away seal wire 21 earlier to advance to see the needle, send into whole nook closing member 23 again, be convenient for nook closing member 23 puncture to use, the left end fixed mounting upper end pipe 71 of fixed pipe 1, a plurality of anti-skidding adhesive tape 72 of fixed surface installation of upper end pipe 71, be used for increasing the hand resistance, avoid the hand to skid, because the position size of lower end pipe 63 and the position size looks adaptation of spiral groove 73, make lower end pipe 63 threaded mounting in spiral groove 73, adopt the threaded connection mode, make its artery hose 61 convenient to detach installation and use, fixed mounting adapter sleeve 64 on the artery hose 61, fixed mounting holds piece 62 on adapter sleeve 64, can make things convenient for medical personnel to hold piece 62 with the hand, and then drive nook closing member 23 and carry out artery puncture operation, moreover, the steam generator is simple in structure, easy to use, the whole device is simple in structure, high adaptability is favorable to the use of artery puncture needle, be favorable to the use of artery puncture needle.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An arterial puncture needle, comprising a fixed tube (1), characterized in that: the syringe is characterized in that a syringe needle tube (3) is fixedly connected to the right end of the fixed tube (1), a main body device (2) is fixedly connected to the right end of the syringe needle tube (3), a fixed ring (4) is fixedly connected to the right portion of the outer surface of the main body device (2), a butt joint device (7) is fixedly connected to the left end of the fixed tube (1), a connecting device (6) is connected to the left end of the butt joint device (7) in a threaded mode, a supporting pad (8) is fixedly connected to the lower portion of the outer surface of the fixed tube (1), and a rotary valve (5) is fixedly connected to the left portion of the outer surface of the fixed tube (1) in an alternating mode.

2. An arterial puncture needle according to claim 1, characterized in that: the main body device (2) comprises a needle core (23), a chamfer (22) is formed in the outer surface of the needle core (23), a guide wire (21) is arranged at the other end of the needle core (23), a cavity (24) is formed in the needle core (23), and the needle core (23) is fixedly connected to the right end of the needle tube (3).

3. An arterial puncture needle according to claim 1, characterized in that: the butt joint device (7) comprises an upper end pipe (71), a plurality of anti-slip rubber strips (72) are fixedly connected to the outer surface of the upper end pipe (71), a spiral groove (73) is formed in the inner wall of the upper end pipe (71), and the upper end pipe (71) is fixedly connected to the left end of the fixed pipe (1).

4. An arterial puncture needle according to claim 1, characterized in that: connecting device (6) include lower end pipe (63), the left end fixedly connected with artery hose (61) of lower end pipe (63), adapter sleeve (64) have been cup jointed to the surface right part of artery hose (61), the anterior fixedly connected with of surface of adapter sleeve (64) holds piece (62), lower end pipe (63) threaded connection is in last end pipe (71).

5. An arterial puncture needle according to claim 4, characterized in that: the position size of the lower end pipe (63) is matched with the position size of the spiral groove (73), and the artery hose (61) is communicated with the inside of the upper end pipe (71).

6. An arterial puncture needle according to claim 2, characterized in that: the needle core (23) is communicated with the interior of the needle tube (3), and the guide wire (21) is positioned in the needle core (23).