CN214074514U

CN214074514U - Continuous positive pressure joint

Info

Publication number: CN214074514U
Application number: CN202022203401.0U
Authority: CN
Inventors: 孙军
Original assignee: Suzhou Xinkangdao Plastic Products Co ltd
Current assignee: Suzhou Xinkangdao Plastic Products Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-08-31
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a last malleation connects, comprising a main body, one side surface of main part is provided with the block, one side surface of block is provided with the malleation chamber, one side surface in malleation chamber is provided with rotatory continuation device, rotatory continuation device includes infusion joint, square pipe, magnetite, metal wire, rotatory continuation device's lower extreme surface is provided with interior needle, the one end surface of interior needle is provided with prevents the suck-back structure, prevent that the suck-back structure includes coupling hose, infundibulate output tube, drop tube, the one end surface of drop tube is provided with fastening structure, fastening structure includes nozzle seat, anti-skidding line, relates to medical machine technical field. This last malleation connects is equipped with prevents the suck-back structure, and rotatory continuation device can prevent that blood backward flow from causing mechanical damage, can also select infusion speed to bring better use prospect according to the crowd of difference.

Description

Continuous positive pressure joint

Technical Field

The utility model relates to the technical field of medical machinery, specifically a last malleation connects.

Background

Along with the improvement of nursing technology, the use of indwelling needle is greatly promoted, and the operation is simple, the puncture can be reduced, the safety is higher, the pain of the patient caused by multiple punctures can be relieved, the clinical rescue is more convenient, and the workload of medical staff is reduced. However, if the butt joint part is directly pulled out after the traditional indwelling needle finishes transfusion every time, negative pressure is serious, blood flows back to a transfusion tube, thrombus is formed due to blood backflow, the thrombus can directly cause blockage, and some series of machines are scrapped, so that a positive pressure joint is needed to prevent blood backflow suck-back, the traditional indwelling needle is very slow in transfusion speed when generally used, the physique of each person is different, the blood flowing speed in the blood vessel of some people is high, the transfusion effect is very poor when the slow indwelling needle is used, the life risk of sick and wounded people can be caused by delayed absorption time, the indwelling needle is not fixed and slides easily after puncture, the safety of transfusion is greatly reduced for the whole transfusion tube, and the continuous positive pressure joint is provided for the people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a last malleation connects to solve the problem that proposes 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 last malleation connects, includes the main part, one side surface of main part is provided with the block, one side surface of block is provided with the malleation chamber, one side surface in malleation chamber is provided with rotatory continuation device, rotatory continuation device includes infusion joint, square pipe, magnetite, metal wire, rotatory continuation device's lower extreme surface is provided with interior needle, the one end surface of interior needle is provided with prevents the suck-back structure, prevent that the suck-back structure includes coupling hose, infundibulate output tube, drop tube, the one end surface of drop tube is provided with fastening structure, fastening structure includes nozzle base, anti-skidding line.

Preferably, the infusion joint is located the upper end surface of square pipe, square pipe is located one side surface of magnetite, the magnetite is located one side surface of metal wire.

Preferably, the connecting hose is arranged on the outer surface of the upper end of the funnel-shaped output pipe, the funnel-shaped output pipe is arranged on the outer surface of the upper end of the dripping pipe, and the pipe connecting seat is arranged on the outer surface of one side of the anti-skid grains.

Preferably, the outer surface of one side of infusion joint and the outer fixed connection of one side of square pipe, the opposite side surface of square pipe and the outer surface swing joint of one side of magnetite, the opposite side surface swing joint of opposite side surface and the metal wire of magnetite.

Preferably, the outer surface of one end of the connecting hose is detachably connected with the outer surface of the upper end of the funnel-shaped output pipe, the outer surface of the lower end of the funnel-shaped output pipe is detachably connected with the outer surface of one side of the dropping pipe, and the outer surface of one side of the connecting pipe seat is fixedly connected with the outer surface of one side of the anti-slip lines.

Preferably, one side of the outer surface of the main body is movably connected with one side of the outer surface of the cap, and one end of the outer surface of the main body is fixedly connected with the fastening structure.

Preferably, the positive pressure cavity is movably connected with a rotary continuous device, and the outer surface of the other side of the rotary continuous device is fixedly connected with the outer surface of one end of the inner needle.

Compared with the prior art, the beneficial effects of the utility model are that: the continuous positive pressure joint comprises a rotary continuous device, an anti-suck-back structure and a fastening structure, can solve the potential safety hazard of a remaining needle after liquid is infused, avoid the serious negative pressure of a butt joint part, and can not lead the blood to flow backwards, a funnel-shaped output pipe can accumulate a piece of infusion at the funnel-shaped position, can lead the infusion in the needle pipe to continuously flow forwards for a short time when the needle pipe is pulled out, the time is enough to prevent the blood from flowing backwards, avoid the mechanical scrapping caused by the formation of thrombus and thrombus blockage after the blood flows backwards, and can lead the positive pressure joint to use quick and slow infusion for each kind of people, lead two same magnetic fields to interact by a metal wire bound by a magnet to lead the infusion speed to be faster, or reduce the infusion speed by an opposite magnetic field, and be very convenient, and the positive pressure joint can be more fixedly connected and not easy to slide down, the safety accidents caused by poor sealing performance due to loose structure and the like caused by transfusion are avoided, and the using effect is greatly improved.

Drawings

FIG. 1 is a schematic view of the overall analysis structure of the present invention;

FIG. 2 is a schematic view of the rotation sustaining device of the present invention;

FIG. 3 is a schematic view of the suck-back prevention structure of the present invention;

fig. 4 is the schematic view of the anti-suck back structure of the present invention.

In the figure: 1. the main part, 2, block, 3, positive pressure chamber, 4, rotatory continuation device, 401, infusion connect, 402, square pipe, 403, magnetite, 404, wire, 5, interior needle, 6, prevent suck-back structure, 601, coupling hose, 602, infundibulate output tube, 603, drip tube, 7, fastening structure, 701, socket, 702, anti-skidding line.

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. 1-4, the present invention provides a technical solution: the utility model provides a last malleation connects, including main part 1, one side surface of main part 1 is provided with block 2, one side surface of block 2 is provided with malleation chamber 3, one side surface in 3 malleation chamber of malleation chamber is provided with rotatory continuation device 4, rotatory continuation device 4 includes infusion connector 401, square pipe 402, magnetite 403, metal wire 404, the lower extreme surface of rotatory continuation device 4 is provided with interior needle 5, the one end surface of interior needle 5 is provided with prevents suck-back structure 6, prevent suck-back structure 6 including connecting hose 601, infundibulate output tube 602, drip pipe 603, the one end surface of drip pipe 603 is provided with fastening structure 7, fastening structure 7 includes socket 701, anti-skidding line 702. The infusion connector 401 is positioned on the outer surface of the upper end of the square pipe 402, the square pipe 402 is positioned on the outer surface of one side of the magnet 403, and the magnet 403 is positioned on the outer surface of one side of the metal wire 404, so that the infusion connector is safer. The connecting hose 601 is located on the outer surface of the upper end of the funnel-shaped output pipe 602, the funnel-shaped output pipe 602 is located on the outer surface of the upper end of the dropping pipe 603, and the pipe socket 701 is located on the outer surface of one side of the anti-slip pattern 702, so that blood backflow can be prevented. The outer surface of one side of infusion joint 401 is connected with one side outer surface fixed connection of square pipe 402, and the outer surface of the opposite side of square pipe 402 is swing joint with one side outer surface of magnetite 403, and the outer surface of the opposite side of magnetite 403 is swing joint with one side outer surface of metal wire 404, can select infusion speed according to the crowd. The outer surface of one end of the connecting hose 601 is detachably connected with the outer surface of the upper end of the funnel-shaped output pipe 602, the outer surface of the lower end of the funnel-shaped output pipe 602 is detachably connected with the outer surface of one side of the dripping pipe 603, and the outer surface of one side of the connecting pipe seat 701 is fixedly connected with the outer surface of one side of the anti-slip lines 702, so that the connecting hose can be continuously used. The outer surface of one side of main part 1 and the outer surface swing joint of one side of block 2, the one end surface and the fastening structure 7 fixed connection of main part 1 can avoid mechanical damage. The positive pressure cavity 3 is movably connected with the rotary continuous device 4, and the outer surface of the other side of the rotary continuous device 4 is fixedly connected with the outer surface of one end of the inner needle 5, so that the using effect is greatly improved.

The working principle is as follows: the utility model comprises a main body 1, a cap 2, a positive pressure cavity 3, a rotary continuous device 4, an infusion connector 401, a square tube 402, a magnet 403, a metal wire 404, an inner needle 5, a suck-back prevention structure 6, a connecting hose 601, a funnel-shaped output pipe 602, a dripping pipe 603, a fastening structure 7, a pipe socket 701, anti-skid lines 702 and other parts, wherein the main body 1, the rotary continuous device 4 and the suck-back prevention structure 6 are installed through a fixed structure and a specific installation method, the cap 2 is rotated and removed when in use, the main body 1 is connected with an infusion part through a butt-joint extrusion positive pressure cavity 3, infusion flows into the inner needle 5 through the rotary continuous device 4 and then flows into the suck-back prevention structure 6 from the inner needle 5, the infusion passes through the square tube 402 from the infusion connector 401, because the magnet 403 is respectively bound with two books of the square tube 402, and the metal wire 404 forms a magnetic field through the interaction of the two magnetic fields, the square pipe 402 then begins to rotate, the rotation of square pipe 402 makes the infusion connect 401 keep quick infusion speed, and let the infusion connect 401 can continue to use in malleation chamber 3, the infusion that flows out from interior needle 5 flows out through preventing suck-back structure 6 and fastening structure 7, infundibulate output tube 602 and the pipe 603 that drips that is connected by coupling hose 601, can make the infusion funnel-shaped output tube 602 form a protection architecture again, can avoid the blood flow suck-back when stopping the infusion, and can prevent the formation of thrombus, the connection of nozzle seat 701 and anti-skidding line 702 is used and is difficult to break away from and drop, make the leakproofness of main part 1 better can also continue to use.

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. A continuous positive pressure joint comprising a body (1), characterized in that: a cap (2) is arranged on the outer surface of one side of the main body (1), a positive pressure cavity (3) is arranged on the outer surface of one side of the cap (2), the outer surface of one side of the positive pressure cavity (3) is provided with a rotary continuous device (4), the rotary continuous device (4) comprises an infusion joint (401), a square tube (402), a magnet (403) and a metal wire (404), the outer surface of the lower end of the rotary continuous device (4) is provided with an inner needle (5), an anti-suck-back structure (6) is arranged on the outer surface of one end of the inner needle (5), the anti-suck-back structure (6) comprises a connecting hose (601), a funnel-shaped output pipe (602) and a dripping pipe (603), the outer surface of one end of the dropping pipe (603) is provided with a fastening structure (7), the fastening structure (7) comprises a connecting pipe seat (701) and anti-skid lines (702).

2. A continuous positive pressure connection according to claim 1, wherein: infusion connects (401) and is located the upper end surface of square pipe (402), square pipe (402) are located one side surface of magnetite (403), magnetite (403) are located one side surface of metal wire (404).

3. A continuous positive pressure connection according to claim 1, wherein: the connecting hose (601) is located on the outer surface of the upper end of the funnel-shaped output pipe (602), the funnel-shaped output pipe (602) is located on the outer surface of the upper end of the dripping pipe (603), and the pipe connecting seat (701) is located on the outer surface of one side of the anti-skid grains (702).

4. A continuous positive pressure connection according to claim 2, wherein: the infusion connects one side surface fixed connection of one side surface and one side surface of square pipe (402) of (401), the opposite side surface swing joint of square pipe (402) and one side surface swing joint of magnetite (403), the opposite side surface of magnetite (403) and one side surface swing joint of metal wire (404).

5. A continuous positive pressure fitting according to claim 3, wherein: the outer surface of one end of the connecting hose (601) is detachably connected with the outer surface of the upper end of the funnel-shaped output pipe (602), the outer surface of the lower end of the funnel-shaped output pipe (602) is detachably connected with the outer surface of one side of the dropping pipe (603), and the outer surface of one side of the connecting pipe seat (701) is fixedly connected with the outer surface of one side of the anti-skidding lines (702).

6. A continuous positive pressure connection according to claim 1, wherein: the outer surface of one side of the main body (1) is movably connected with the outer surface of one side of the cover cap (2), and the outer surface of one end of the main body (1) is fixedly connected with the fastening structure (7).

7. A continuous positive pressure connection according to claim 1, wherein: the positive pressure cavity (3) is movably connected with the rotary continuous device (4), and the outer surface of the other side of the rotary continuous device (4) is fixedly connected with the outer surface of one end of the inner needle (5).