CN215386391U - Wash syringe of peritoneal dialysis tunnel portal - Google Patents

Abstract

The utility model discloses an injector for flushing a peritoneal dialysis tunnel portal, which comprises an injection part, wherein the injection part is movably arranged on the right side of a main shaft, a threaded connector is fixedly arranged on the lower side of the injection part, the lower side of the threaded connector is connected with a liquid outlet pipeline through threads, the lower side of the threaded connector is connected with a liquid inlet pipeline through threads, a piston and a liquid separating part are movably arranged on the lower side inside the injection part, the liquid separating part is fixedly arranged at the left end of the main shaft, a liquid inlet channel is arranged on the upper side inside the liquid separating part, a liquid inlet one-way valve is fixedly arranged in the middle inside the liquid inlet channel, a liquid outlet channel is arranged on the lower side inside the liquid separating part, a liquid outlet one-way valve is fixedly arranged in the middle inside the liquid outlet channel, and a transfusion hose is fixedly arranged at the left end of the liquid separating part. The syringe for flushing the peritoneal dialysis tunnel portal can be continuously used when old dialysate is extracted and fresh dialysate is input, and is convenient to use, so that the flushing time is reduced.

Description

Wash syringe of peritoneal dialysis tunnel portal

Technical Field

The utility model relates to the technical field of peritoneal dialysis tunnel portal flushing, in particular to an injector for flushing a peritoneal dialysis tunnel portal.

Background

Peritoneal dialysis is one of the main methods for the kidney replacement therapy of end-stage renal patients, home peritoneal dialysis is selected by broad imaginators due to convenient and economical operation and good dialysis effect, and is favorable for popularization in primary hospitals. The meatus is the passage outlet from the peritoneal dialysis catheter to the skin through muscles and subcutaneous tissues from the outside of the peritoneum, tunnel infection develops if the treatment is not timely, tunnel infection is a common infectious complication, and 8% -39% of catheters in the United states stop peritoneal dialysis due to removal of peritoneal dialysis catheters due to meatus and tunnel infection. Therefore, preventing the occurrence of peritoneal dialysis tunnel portal infection and timely treating the tunnel portal problem are important links of peritoneal dialysis nursing. When the peritoneal dialysis tunnel portal is flushed, old dialysate needs to be extracted first, and then fresh dialysate needs to be input through the syringe.

1. Most of the existing peritoneal dialysis tunnel portal flushing injectors are connected with hoses, old dialysate is manually extracted little by little through the injectors, and then the old dialysate is discharged, so that the peritoneal dialysis tunnel portal flushing injectors are troublesome to use.

2. The current syringe that washes peritoneal dialysis tunnel portal need use the syringe earlier to absorb fresh dialysate when inputing fresh dialysate, then connects the hose again, inputs fresh dialysate into, uses comparatively loaded down with trivial details.

Aiming at the problems, innovative design is urgently needed on the basis of the original syringe for flushing the peritoneal dialysis tunnel opening.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injector for flushing a peritoneal dialysis tunnel portal, and aims to solve the problems that most of the existing injectors for flushing the peritoneal dialysis tunnel portal in the background technology are connected with a hose, old dialysate is manually extracted a little by a little through the injector and then is discharged, the injectors are troublesome to use, and when fresh dialysate is input, the injectors are required to be used for absorbing the fresh dialysate firstly, then the hose is connected, and the fresh dialysate is input, so that the injectors are complicated to use.

In order to achieve the purpose, the utility model provides the following technical scheme: a syringe for irrigating a peritoneal dialysis tunnel portal, comprising:

the injection part is movably arranged on the right side of the main shaft, a threaded connector is fixedly arranged on the lower side of the injection part, the lower side of the threaded connector is connected with the liquid outlet pipeline through threads, the lower side of the threaded connector is connected with the liquid inlet pipeline through threads, a piston is movably arranged on the lower side inside the injection part, and a sliding rod is fixedly arranged at the right end of the piston;

divide liquid portion, its fixed mounting is at the left end of main shaft, liquid inlet channel has been seted up to the inside upside of branch liquid portion, and fixed mounting has the feed liquor check valve in the middle of liquid inlet channel is inside to feed liquor channel right-hand member fixed mounting has the sealing washer, liquid outlet channel has been seted up to the inside downside of branch liquid portion, and fixed mounting has a play liquid check valve in the middle of liquid outlet channel is inside, and liquid outlet channel right-hand member fixed mounting has the sealing washer, branch liquid portion left end fixed mounting has the infusion hose, and the infusion hose communicates with each other with liquid inlet channel and liquid outlet channel to infusion hose left end fixed mounting has the semicircle filter screen.

Preferably, the injection part is further provided with:

the small motor is installed on the right side of the injection part, a small rotating shaft is fixedly installed on the left side of the small motor, and the injection part is connected to the left side of the small rotating shaft.

Preferably, the small rotating shaft is further provided with:

the gear is fixedly arranged on the left side of the small rotating shaft, a gear bar is movably connected to the lower side of the gear, and the gear bar is fixedly arranged on the upper side of the sliding rod;

the gear forms rotating structure through little pivot and gear bar, and the slide bar passes through gear bar and gear formation sliding structure.

Preferably, the injection part is further provided with:

the locating rod, its fixed mounting has seted up the arc spout at the left end upside of injection portion, and divides liquid portion right-hand member to injection portion passes through the main shaft and divides liquid portion formation revolution mechanic.

Compared with the prior art, the utility model has the beneficial effects that: the syringe for flushing the peritoneal dialysis tunnel portal can be continuously used when old dialysate is extracted and fresh dialysate is input, and is convenient to use, so that the flushing time is reduced.

1. The lower side of the injection part is fixedly provided with a threaded interface, the lower side of the threaded interface is connected with a liquid inlet pipeline through threads, the lower side of the interior of the injection part is movably provided with a piston, the right end of the piston is fixedly provided with a slide bar, a small motor is arranged on the right side of the injection part, the left side of the small motor is fixedly provided with a small rotating shaft, a gear is fixedly arranged on the left side of the small rotating shaft, a gear bar is fixedly arranged on the upper side of the slide bar through the small rotating shaft and forms a rotating structure with the gear bar, the slide bar forms a sliding structure with the gear through the gear bar, the upper side of the interior of the liquid dividing part is provided with a liquid inlet channel, the middle of the interior of the liquid inlet channel is fixedly provided with a liquid inlet one-way valve, the right end of the liquid inlet channel is fixedly provided with a sealing ring, the gear is driven to automatically rotate by the small motor, the gear rotates to drive the slide bar to slide left and right, so that the piston slides left and right inside the injection part of the injection part, and fresh dialysate flowing out from the liquid inlet pipeline is extruded into the liquid inlet channel through pressure, finally, fresh dialysate can be continuously and automatically input.

2. The screwed joint downside is connected with the drain pipe through the screw thread, divide the inside downside of liquid portion to seted up the drain passage, fixed mounting has a play liquid check valve in the middle of the drain passage is inside, drain passage right-hand member fixed mounting has the sealing washer, locating lever fixed mounting is at the left end upside of injection portion, divide liquid portion right-hand member to seted up the arc spout, the injection portion passes through the main shaft and divides liquid portion to form rotating-structure, change the drain pipe, rotate the injection portion, make the drain passage communicate with each other with the inside passageway of injection portion, slide and play liquid check valve about through the piston, the continuity is automatic to be extracted old dislysate.

Drawings

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

FIG. 2 is a right side sectional view of the injection part of the present invention;

FIG. 3 is a schematic cross-sectional front view of the present invention;

FIG. 4 is a schematic view of the left side of the injection part according to the present invention;

FIG. 5 is a right side view of the dispensing portion of the present invention.

In the figure: 1. an injection part; 2. a threaded interface; 3. a liquid outlet pipeline; 4. a liquid inlet pipeline; 5. a small motor; 6. a small rotating shaft; 7. a gear; 8. a gear rack; 9. a slide bar; 10. a piston; 11. positioning a rod; 12. a liquid separation part; 13. a main shaft; 14. a liquid inlet channel; 15. a liquid inlet check valve; 16. a liquid outlet channel; 17. a liquid outlet one-way valve; 18. a seal ring; 19. a flexible infusion tube; 20. semicircle filter screen.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a syringe for irrigating a peritoneal dialysis tunnel portal, comprising: the device comprises an injection part 1, a threaded connector 2, a liquid outlet pipeline 3, a liquid inlet pipeline 4, a small motor 5, a small rotating shaft 6, a gear 7, a gear bar 8, a sliding rod 9, a piston 10, a positioning rod 11, a liquid separating part 12, a main shaft 13, a liquid inlet channel 14, a liquid inlet one-way valve 15, a liquid outlet channel 16, a liquid outlet one-way valve 17, a sealing ring 18, an infusion hose 19 and a semicircular filter screen 20;

an injection part 1 which is movably arranged at the right side of a main shaft 13, a screw interface 2 is fixedly arranged at the lower side of the injection part 1, the lower side of the screw interface 2 is connected with a liquid outlet pipeline 3 through threads, the lower side of the screw interface 2 is connected with a liquid inlet pipeline 4 through threads, a piston 10 is movably arranged at the lower side of the inner part of the injection part 1, a slide bar 9 is fixedly arranged at the right end of the piston 10, a small motor 5 is arranged at the right side of the injection part 1, a small rotating shaft 6 is fixedly arranged at the left side of the small motor 5, the left side of the small rotating shaft 6 is connected with the injection part 1, a gear 7 is fixedly arranged at the left side of the small rotating shaft 6, a gear bar 8 is movably connected at the lower side of the gear 7, the gear bar 8 is fixedly arranged at the upper side of the slide bar 9, the gear 7 forms a rotating structure with the gear bar 8 through the small rotating shaft 6, and the slide bar 9 forms a sliding structure with the gear 7 through the gear bar 8, firstly, when fresh dialysis liquid is required to be input, install inlet channel 4 on hickey 2, then start small motor 5, small motor 5 drives little pivot 6 and rotates, and little pivot 6 drives gear 7 and rotates, and gear 7 rotates and makes gear strip 8 slide, and gear strip 8 drives slide bar 9 and slides to make slide bar 9 drive piston 10 and slide, piston 10 horizontal slip extrudees the fresh dialysate in inlet channel 4 to divide among liquid portion 12 through pressure, then the input is entered.

A liquid separating part 12 fixedly arranged at the left end of a main shaft 13, a liquid inlet channel 14 arranged at the upper side in the liquid separating part 12, a liquid inlet check valve 15 fixedly arranged at the middle in the liquid inlet channel 14, a sealing ring 18 fixedly arranged at the right end of the liquid inlet channel 14, a liquid outlet channel 16 arranged at the lower side in the liquid separating part 12, a liquid outlet check valve 17 fixedly arranged at the middle in the liquid outlet channel 16, a sealing ring 18 fixedly arranged at the right end of the liquid outlet channel 16, a transfusion hose 19 fixedly arranged at the left end of the liquid separating part 12, the transfusion hose 19 communicated with the liquid inlet channel 14 and the liquid outlet channel 16, a semicircular filter screen 20 fixedly arranged at the left end of the transfusion hose 19, a positioning rod 11 fixedly arranged at the upper side at the left end of an injection part 1, an arc chute arranged at the right end of the liquid separating part 12, and the injection part 1 and the liquid separating part 12 form a rotating structure through the main shaft 13, the liquid outlet pipe 3 is arranged on the threaded interface 2, and the old dialysate is extracted from the transfusion hose 19 through the negative pressure generated by the continuous left-right sliding of the piston 10 and the liquid outlet one-way valve 17 in the middle of the liquid outlet channel 16, and finally flows out from the liquid outlet pipe 3.

The working principle is as follows: when the device is used, firstly, according to the structure shown in the figures 1-2, when fresh dialysate needs to be input, the liquid inlet pipeline 4 is installed on the threaded connector 2, then the small motor 5 is started, the small motor 5 drives the small rotating shaft 6 to rotate, the small rotating shaft 6 drives the gear 7 to rotate, the gear 7 rotates to enable the gear strip 8 to slide, the gear strip 8 drives the sliding rod 9 to slide, so that the sliding rod 9 drives the piston 10 to slide, the piston 10 slides left and right, the fresh dialysate in the liquid inlet pipeline 4 is extruded into the liquid separating part 12 through pressure, and then the fresh dialysate is input;

according to the figures 3-5, when the old dialysate needs to be extracted, the liquid outlet pipe 3 is installed on the threaded connector 2, the piston 10 slides rightwards to generate negative pressure, so that the liquid outlet check valve 17 is opened, and when the old dialysate is sucked, then the piston 10 slides rightwards to close the liquid outlet check valve 17, so that the old dialysate is discharged, and the old dialysate is extracted from the infusion hose 19 through the negative pressure generated by the continuous sliding left and right of the piston 10 and the liquid outlet check valve 17 in the middle of the liquid outlet channel 16 and finally flows out of the liquid outlet pipe 3.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. A syringe for irrigating a tunnel portal for peritoneal dialysis, comprising:

the injection part is movably arranged on the right side of the main shaft, a threaded connector is fixedly arranged on the lower side of the injection part, the lower side of the threaded connector is connected with the liquid outlet pipeline through threads, the lower side of the threaded connector is connected with the liquid inlet pipeline through threads, a piston is movably arranged on the lower side inside the injection part, and a sliding rod is fixedly arranged at the right end of the piston;

divide liquid portion, its fixed mounting is at the left end of main shaft, liquid inlet channel has been seted up to the inside upside of branch liquid portion, and fixed mounting has the feed liquor check valve in the middle of liquid inlet channel is inside to feed liquor channel right-hand member fixed mounting has the sealing washer, liquid outlet channel has been seted up to the inside downside of branch liquid portion, and fixed mounting has a play liquid check valve in the middle of liquid outlet channel is inside, and liquid outlet channel right-hand member fixed mounting has the sealing washer, branch liquid portion left end fixed mounting has the infusion hose, and the infusion hose communicates with each other with liquid inlet channel and liquid outlet channel to infusion hose left end fixed mounting has the semicircle filter screen.

2. The injector for flushing the peritoneal dialysis tunnel port of claim 1 wherein the injection section is further provided with:

the small motor is installed on the right side of the injection part, a small rotating shaft is fixedly installed on the left side of the small motor, and the injection part is connected to the left side of the small rotating shaft.

3. The syringe of claim 2, wherein the small rotating shaft is further provided with:

the gear is fixedly arranged on the left side of the small rotating shaft, a gear bar is movably connected to the lower side of the gear, and the gear bar is fixedly arranged on the upper side of the sliding rod;

the gear forms rotating structure through little pivot and gear bar, and the slide bar passes through gear bar and gear formation sliding structure.

4. The injector for flushing the peritoneal dialysis tunnel port of claim 1 wherein the injection section is further provided with:

the locating rod, its fixed mounting has seted up the arc spout at the left end upside of injection portion, and divides liquid portion right-hand member to injection portion passes through the main shaft and divides liquid portion formation revolution mechanic.

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