CN215840922U

CN215840922U - Anti-reflux infusion apparatus

Info

Publication number: CN215840922U
Application number: CN202122063343.0U
Authority: CN
Inventors: 任丽霞
Original assignee: Suining Hospital Of Tcm
Current assignee: Suining Hospital Of Tcm
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-18
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of infusion sets and discloses an anti-reflux infusion set which comprises a puncture needle, a fixing clamp and an installation barrel, wherein a vent pipe is inserted into one side of the puncture needle, a connecting pipe for connection and installation is inserted into the bottom of the puncture needle, a drip cup for storing liquid medicine is sleeved at the bottom of the connecting pipe, an exhaust pipe for exhausting air is inserted into the outer surface of the drip cup, an infusion pipe for conveying the liquid medicine is inserted into the bottom of the drip cup, and a support frame for supporting is fixedly connected to the inner wall of the installation barrel. This prevent transfusion system against current sets up through the cooperation of guide bar and separation blade, can utilize the separation blade to block up the transfer line when human end pressure is great and cause against the current, thereby avoid blood to enter into the transfusion system, and guarantee that the inside pressure of installation section of thick bamboo is invariable, thereby avoid blood to continuously enter into the transfusion system, also can protect patient when making the device possess the effect against the current.

Description

Anti-reflux infusion apparatus

Technical Field

The utility model relates to the technical field of infusion sets, in particular to an anti-reflux infusion set.

Background

The infusion apparatus is a common medical consumable, and a channel between a vein and liquid medicine is established through aseptic treatment for intravenous infusion.

Chinese patent publication No. CN203677632U discloses an anti-reflux infusion apparatus tee joint capable of injecting other medicines while intravenous infusion, relating to the technical field of medical apparatus and instruments and comprising a tee joint shell, wherein the tee joint shell is provided with two main pipe interfaces and a branch pipe joint, and the two main pipe interfaces are arranged on the same axis; a branch pipe channel consisting of a spherical cavity and a through hole is arranged on the axis of the branch pipe joint of the three-way shell, and the diameter of the through hole is smaller than that of the spherical cavity; the inner wall of the sphere cavity is provided with at least three elastic claws, and a sphere is arranged between the elastic claws and the through hole; the diameter of the sphere is smaller than that of the sphere cavity and larger than that of the through hole. The ball body is made of medical plastic or stainless steel materials or is of a hollow structure. Has the following advantages: simple and reasonable structure, convenient operation and use, good anti-reflux effect and reliable work, and can avoid the occurrence of medical accidents.

However, the utility model has unsatisfactory effect of preventing reverse flow in actual use, and when the medicine bottle is replaced, air is easy to enter the drip cup, and air may enter human body.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an anti-reflux infusion set, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a prevent transfusion system against current, includes that one side is pegged graft pjncture needle, fixation clamp and the installation section of thick bamboo that has the breather pipe, peg graft in the bottom of pjncture needle has the connecting pipe that is used for connecting the installation, the kettle that drips that is used for saving the liquid medicine has been cup jointed to the bottom of connecting pipe, the surface of dripping the kettle is pegged graft and is had the blast pipe that is used for the exhaust air, the bottom of dripping the kettle is pegged graft and is used for carrying the transfer line of liquid medicine, the inner wall fixedly connected with of installation section of thick bamboo is used for the support frame that supports, the top fixedly connected with of support frame is used for assisting gliding guide bar, the separation blade that is used for the separation has been cup jointed to the surface of guide bar.

Optionally, the outer surface of the exhaust pipe is fixedly connected with a connecting band for connection and fixation, and the other end of the connecting band is fixedly connected with a sealing plug for sealing.

Optionally, the surface of transfer line has cup jointed the fixation clamp that is used for compressing tightly fixedly, the surface threaded connection of fixation clamp has the threaded rod that is used for compressing tightly, the one end fixedly connected with of threaded rod is used for the extruded clamp plate.

Optionally, the outer surface of the infusion tube is sleeved with an adjusting clamp for adjusting the flow rate below the fixing clamp, and the bottom of the infusion tube is sleeved with a filter screen for filtering the liquid medicine.

Optionally, a hose for conveying liquid medicine is inserted into the bottom of the filter screen, and an installation cylinder for installation and fixation is sleeved on the outer surface of the hose.

Optionally, a needle head for puncturing the skin is inserted into the bottom of the mounting cylinder, and a positioning plate for holding is fixedly connected to the outer surface of the needle head.

(III) advantageous effects

The utility model provides an anti-reflux infusion apparatus, which has the following beneficial effects:

1. this prevent transfusion system against current sets up through the cooperation of guide bar and separation blade, can utilize the separation blade to block up the transfer line when human end pressure is great and cause against the current, thereby avoid blood to enter into the transfusion system, and guarantee that the inside pressure of installation section of thick bamboo is invariable, thereby avoid blood to continuously enter into the transfusion system, also can protect patient when making the device possess the effect against the current.

2. This prevent transfusion system against current through the setting of blast pipe, can pass through the blast pipe with the air and discharge when more air exists in the kettle of dripping to avoid the air in the kettle of dripping to enter into the human body, through the setting of fixation clamp, can open the back at the blast pipe, press from both sides the transfer line tightly, thereby avoid among the exhaust process to enter into the transfer line with the air.

Drawings

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

FIG. 2 is a schematic view of an explosive structure of the mounting cylinder of the present invention;

FIG. 3 is a schematic view of the drip chamber of the present invention;

fig. 4 is a schematic view of the structure of the fixing clip of the present invention.

In the figure: 1. puncturing needle; 2. a breather pipe; 3. a connecting pipe; 4. a drip cup; 5. an exhaust pipe; 6. a connecting belt; 7. a sealing plug; 8. a transfusion tube; 9. a fixing clip; 10. a threaded rod; 11. pressing a plate; 12. mounting the cylinder; 13. a support frame; 14. a guide bar; 15. a baffle plate; 16. a needle.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. 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 to 4, the present invention provides a technical solution: an anti-reflux infusion apparatus comprises a puncture needle 1 with a vent pipe 2 inserted in one side, a fixing clamp 9 and an installation barrel 12, wherein the bottom of the puncture needle 1 is inserted with a connecting pipe 3 for connection and installation, the bottom of the connecting pipe 3 is sleeved with a drip cup 4 for storing liquid medicine, and the liquid medicine led out can be uniformly dripped into the drip cup 4 through the matching arrangement of the connecting pipe 3 and the drip cup 4, so that the stable medicine supply to an infusion pipe 8 is ensured;

the outer surface of the drip cup 4 is spliced with an exhaust pipe 5 for exhausting air, the outer surface of the exhaust pipe 5 is fixedly connected with a connecting belt 6 for connection and fixation, the other end of the connecting belt 6 is fixedly connected with a sealing plug 7 for sealing, through the arrangement of the exhaust pipe 5, when more air exists in the drip cup 4, the air can be exhausted through the exhaust pipe 5, so that the air in the drip cup 4 is prevented from entering a human body, through the arrangement of the connecting belt 6, the sealing plug 7 can be connected and fixed, through the arrangement of the sealing plug 7, when the exhaust pipe 5 is not used, the exhaust pipe 5 can be sealed, and therefore, the contact between liquid medicine and the air is reduced;

the bottom of the drip cup 4 is spliced with an infusion tube 8 for conveying liquid medicine, the outer surface of the infusion tube 8 is sleeved with a fixing clamp 9 for compressing and fixing, the outer surface of the fixing clamp 9 is in threaded connection with a threaded rod 10 for compressing, one end of the threaded rod 10 is fixedly connected with a pressing plate 11 for extruding, the liquid medicine can be conveyed through the arrangement of the infusion tube 8, through the arrangement of the threaded rod 10, the pressing plate 11 can be moved through screwing the threaded rod 10, so that the threaded rod 10 is matched with the fixing clamp 9 to clamp the infusion tube 8, and the flow of the liquid medicine is prevented, so that when the drip cup 4 is extruded, the liquid medicine and air can be prevented from being directly extruded into the body of a patient;

wherein, the outer surface of the infusion tube 8 is positioned below the fixing clamp 9 and is sleeved with an adjusting clamp for adjusting the flow rate, the bottom of the infusion tube 8 is sleeved with a filter screen for filtering liquid medicine, the bottom of the filter screen is inserted with a hose for conveying liquid medicine, the outer surface of the hose is sleeved with an installation barrel 12 for installing and fixing, and the flow rate of the liquid medicine in the infusion tube 8 can be adjusted through the arrangement of the adjusting clamp;

wherein, the inner wall fixedly connected with of installation section of thick bamboo 12 is used for the support frame 13 that supports, the top fixedly connected with of support frame 13 is used for assisting gliding guide bar 14, separation blade 15 that is used for the separation is cup jointed to the surface of guide bar 14, it has syringe needle 16 that is used for the puncture skin to peg graft in the bottom of installation section of thick bamboo 12, the outer fixed connection of syringe needle 16 is used for handheld locating plate, setting through support frame 13, can support and fix guide bar 14, cooperation setting through guide bar 14 and separation blade 15, can be great and when causing the adverse current at human end pressure, utilize separation blade 15 to block up transfer line 8, thereby avoid blood to enter into the transfusion system, and guarantee the inside pressure of installation section of thick bamboo 12 invariable, thereby avoid blood to continuously enter into the transfusion system, also can protect patient when making the device possess the effect of preventing against current.

In the utility model, the working steps of the device are as follows:

1. firstly, the puncture needle 1 is inserted into a medicine bottle, the structure below the drip cup 4 is lifted until the medicine liquid drops to a half of the drip cup 4, and then the structure below the drip cup 4 is put down until the needle head 16 can spray the medicine liquid;

2. the needle 16 is inserted into the vein of the patient, the adjusting clamp is adjusted, and the flow rate of the liquid medicine in the liquid conveying pipe 8 is controlled;

3. if the air in the drip cup 4 is more, the threaded rod 10 is screwed down, the infusion tube 8 is tightly pressed by the pressing plate 11, the sealing plug 7 is opened, the drip cup 4 is extruded, redundant air is discharged, the sealing plug 7 is plugged back into the exhaust pipe 5, the drip cup 4 is loosened, and finally the threaded rod 10 is unscrewed.

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

1. The utility model provides an anti-reflux infusion set, includes that puncture needle (1), fixation clamp (9) and installation section of thick bamboo (12) that one side was pegged graft and is had breather pipe (2), its characterized in that: the utility model discloses a puncture needle, including pjncture needle (1), the bottom of pjncture needle (1) is pegged graft and is had connecting pipe (3) that are used for connecting the installation, the bottom of connecting pipe (3) has cup jointed the kettle (4) that drip that are used for saving the liquid medicine, the surface of dripping kettle (4) is pegged graft and is had blast pipe (5) that are used for the exhaust air, the bottom of dripping kettle (4) is pegged graft and is had transfer line (8) that are used for carrying the liquid medicine, the inner wall fixedly connected with of installation section of thick bamboo (12) is used for support frame (13) that support frame (13) top fixedly connected with is used for supplementary gliding guide bar (14), separation blade (15) that are used for the separation have been cup jointed to the surface of guide bar (14).

2. The anti-reflux infusion set according to claim 1, wherein: the outer fixed surface of blast pipe (5) is connected with and is used for connecting fixed connecting band (6), the other end fixedly connected with of connecting band (6) is used for sealed sealing plug (7).

3. The anti-reflux infusion set according to claim 1, wherein: the outer surface of transfer line (8) has cup jointed and is used for compressing tightly fixed fixation clamp (9), the surface threaded connection of fixation clamp (9) has threaded rod (10) that is used for compressing tightly, the one end fixedly connected with of threaded rod (10) is used for extruded clamp plate (11).

4. The anti-reflux infusion set according to claim 3, wherein: the outer surface of the infusion tube (8) is positioned below the fixing clamp (9) and is sleeved with an adjusting clamp for adjusting the flow rate, and the bottom of the infusion tube (8) is sleeved with a filter screen for filtering liquid medicine.

5. The anti-reflux infusion set according to claim 4, wherein: the bottom of the filter screen is spliced with a hose for conveying liquid medicine, and the outer surface of the hose is sleeved with an installation cylinder (12) for installation and fixation.

6. The anti-reflux infusion set according to claim 1, wherein: the bottom of the mounting cylinder (12) is inserted with a needle head (16) for puncturing the skin, and the outer surface of the needle head (16) is fixedly connected with a positioning plate for holding.