CN209864867U - Transfusion device for operation patient - Google Patents

Abstract

The utility model discloses an operation patient transfusion system, including the infusion bottle, the infusion bottle bottom is provided with sealed port, and sealed port bottom is through catheter and three-way pipe sealing connection, the one end of three-way pipe is connected with the fluid infusion pipe through the screw thread, and installs the governing valve on the fluid infusion pipe, the bottom of three-way pipe is connected with infusion speed regulator through the catheter, infusion speed regulator bottom is connected with only the liquid valve through the catheter, and only the one end of liquid valve is connected with long pipe through U type pipe, long pipe externally mounted has sealed sleeve pipe, and sealed sleeve pipe closely connects soon through external screw thread and screw thread needle tubing, the upper end of screw thread needle tubing is connected with the syringe needle main part through the screw thread. The utility model discloses an utilize seal assembly cooperation screw thread to connect the mode soon, can be to carrying out the fast assembly dismantlement between each pipe in the transfusion system, sealing performance is stronger simultaneously, prevents the weeping phenomenon.

Description

Transfusion device for operation patient

Technical Field

The utility model relates to a transfusion system technical field specifically is a surgery patient transfusion system.

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. Generally, the infusion apparatus is formed by connecting eight parts, namely a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, and a part of the infusion apparatus also comprises an injection piece, a medicine adding port and the like. The traditional infusion apparatus is made of PVC (polyvinyl chloride) as a raw material, and the high-performance polyolefin thermoplastic elastomer (TPE) is considered as a safer and higher-performance material for manufacturing the disposable infusion apparatus. One material is now DEHP free and is being popularized nationwide. Under the action of atmospheric pressure, the liquid in the bottle flows into the dropping funnel along the thin infusion hose, and when the pressure of the water column of the dropping funnel is greater than the venous pressure, the liquid in the bottle flows into the vein along the hose. Before the medical staff uses, the medical staff checks the disinfection validity period of the disposable infusion apparatus, whether the package has air leakage or other abnormalities, takes out the infusion apparatus, inserts the bottle inserting needle part into the infusion bottle, hangs the infusion bottle on the infusion rod, exhausts the air until the liquid medicine flows to the lower end of the infusion tube, closes the regulator, then pierces the vein needle into the disinfected vein, after the fixation is good, unlocks the tourniquet, and regulates the flow rate.

The existing infusion apparatus is not tightly connected, the installation and the disassembly are more complicated, and meanwhile, the sealing performance between the guide pipes is poorer, so that the market urgently needs to develop a novel infusion apparatus for surgical patients.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an operation patient's transfusion system to the transfusion system who proposes in solving above-mentioned background art connects inseparably, and the installation is dismantled comparatively loaded down with trivial details, the relatively poor scheduling problem of sealing performance between the pipe simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an operation patient transfusion system, includes the infusion bottle, the infusion bottle bottom is provided with sealed port, and sealed port bottom is through catheter and three-way pipe sealing connection, the one end of three-way pipe is connected with the fluid infusion pipe through the screw thread, and installs the governing valve on the fluid infusion pipe, the bottom of three-way pipe is connected with infusion rate regulator through the catheter, infusion rate regulator bottom is connected with the liquid valve through the catheter, and just the one end of liquid valve is connected with long pipe through U type pipe, long pipe externally mounted has sealed sleeve pipe, and sealed sleeve pipe closely connects with the screw thread needle tubing soon through the external screw thread, the upper end of screw thread needle tubing is connected with the syringe needle main part through the screw thread.

Preferably, a rubber gasket is arranged at the hinged part of the U-shaped conduit and the long conduit.

Preferably, a sealing ring is arranged at the hinged position of the threaded needle tube and the long guide tube, and a shaft hole is formed in the surface of the sealing ring.

Preferably, the diameter of the shaft hole is the same as the outer diameter of the long guide pipe.

Preferably, the U-shaped conduit extends through the rubber gasket to the inside of the long conduit.

Preferably, one end of the liquid guide pipe extends to the interior of the liquid stop valve through the liquid infusion rate regulator.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the bottom of the infusion bottle is provided with a sealing port, the bottom of the sealing port is in sealing connection with a three-way pipe through a liquid guide pipe, the three-way pipe plays a role in convenient connection, one end of the three-way pipe is connected with a liquid supplementing pipe through threads, and the liquid supplementing pipe is installed, so that secondary liquid supplementing can be performed on the infusion bottle, and other nutrient solutions required by a human body can be added conveniently;

(2) the sealing sleeve is arranged outside the long guide pipe, the sealing sleeve is tightly screwed with the threaded needle pipe through external threads, the upper end of the threaded needle pipe is connected with the needle head main body through threads, and the guide pipes are fixedly installed in a threaded connection mode, so that the sealing sleeve has the functions of tight connection and convenience in assembly and disassembly;

(3) the joint of the threaded needle tube and the long guide tube is provided with a sealing ring, the joint of the U-shaped guide tube and the long guide tube is provided with a rubber gasket, and the joint of the guide tube and the U-shaped guide tube is provided with a sealing component, so that the sealing component can play a role in sealing and preventing liquid leakage.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a schematic view of the structure of the long catheter of the present invention;

FIG. 3 is a schematic view of the structure of the threaded needle tube of the present invention;

fig. 4 is a schematic structural diagram of the sealing ring of the present invention.

In the figure: 1. an infusion bottle; 2. sealing the port; 3. a liquid supplementing pipe; 4. adjusting a valve; 5. an infusion rate adjuster; 6. a liquid stop valve; 7. a catheter; 8. a three-way pipe; 9. a needle body; 10. a threaded needle cannula; 11. a long catheter; 12. a rubber gasket; 13. a U-shaped conduit; 14. a seal ring; 15. an external thread; 16. sealing the sleeve; 17. and the shaft hole.

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.

Referring to fig. 1-4, the present invention provides an embodiment: an infusion apparatus for operation patients comprises an infusion bottle 1, wherein the bottom of the infusion bottle 1 is provided with a sealing port 2, the bottom of the sealing port 2 is in sealing connection with a three-way pipe 8 through a liquid guide pipe 7, the three-way pipe 8 plays a role in convenient connection, one end of the three-way pipe 8 is connected with a liquid supplementing pipe 3 through threads, the liquid supplementing pipe 3 is provided with an adjusting valve 4, secondary liquid supplementing can be carried out on the infusion apparatus through the liquid supplementing pipe 3, other nutrient liquids required by human bodies can be conveniently added, the bottom end of the three-way pipe 8 is connected with an infusion speed regulator 5 through the liquid guide pipe 7, the bottom end of the infusion speed regulator 5 is connected with a liquid stop valve 6 through the liquid guide pipe 7, one end of the liquid stop valve 6 is connected with a long guide pipe 11 through a U-shaped guide pipe 13, a sealing sleeve pipe 16 is arranged outside the long guide pipe 11, the sealing sleeve 16 is tightly screwed with a, the guide pipes are fixedly installed in a threaded connection mode, and the guide pipes are tightly connected and convenient to assemble and disassemble.

Further, a rubber gasket 12 is arranged at the hinged part of the U-shaped conduit 13 and the long conduit 11.

Further, a sealing ring 14 is arranged at the hinged position of the threaded needle tube 10 and the long guide tube 11, a shaft hole 17 is arranged on the surface of the sealing ring 14, and a sealing component is arranged at the hinged position of the guide tube, so that the effect of sealing and preventing liquid leakage can be achieved.

Further, the diameter of the axial hole 17 is the same as the outer diameter of the long pipe 11.

Further, the U-shaped duct 13 extends through the rubber grommet 12 to the inside of the long duct 11.

Further, one end of the liquid guide tube 7 extends through the liquid feed rate adjuster 5 to the inside of the liquid stop valve 6.

The working principle is as follows: when in use, the bottom of the infusion bottle 1 is provided with a sealing port 2, the bottom of the sealing port 2 is in sealing connection with a three-way pipe 8 through a liquid guide pipe 7, the three-way pipe 8 plays a role in convenient connection, one end of the three-way pipe 8 is connected with a liquid supplementing pipe 3 through threads, secondary liquid supplementing can be carried out on the infusion apparatus through the installation of the liquid supplementing pipe 3, and other nutrient liquids needed by human bodies can be conveniently added, the bottom end of the three-way pipe 8 is connected with an infusion rate regulator 5 through the liquid guide pipe 7, the bottom end of the infusion rate regulator 5 is connected with a liquid stop valve 6 through the liquid guide pipe 7, one end of the liquid stop valve 6 is connected with a long guide pipe 11 through a U-shaped guide pipe 13, a sealing sleeve 16 is arranged outside the long guide pipe 11, the sealing sleeve 16 is tightly screwed with a thread 10 through an external thread 15, the upper end of the thread, the U-shaped guide pipe is tightly connected and is convenient to assemble and disassemble, the rubber gasket 12 is arranged at the hinged position of the U-shaped guide pipe 13 and the long guide pipe 11, the sealing ring 14 is arranged at the hinged position of the threaded needle pipe 10 and the long guide pipe 11, and the sealing assembly is arranged at the hinged position of the guide pipes, so that the liquid leakage prevention function can be achieved in a sealing mode.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An infusion apparatus for operation patients comprises an infusion bottle (1), and is characterized in that a sealing port (2) is arranged at the bottom of the infusion bottle (1), the bottom of the sealing port (2) is in sealing connection with a three-way pipe (8) through a liquid guide pipe (7), one end of the three-way pipe (8) is connected with a liquid supplementing pipe (3) through threads, an adjusting valve (4) is installed on the liquid supplementing pipe (3), the bottom end of the three-way pipe (8) is connected with an infusion rate regulator (5) through the liquid guide pipe (7), the bottom end of the infusion rate regulator (5) is connected with a liquid stopping valve (6) through the liquid guide pipe (7), one end of the liquid stopping valve (6) is connected with a long guide pipe (11) through a U-shaped guide pipe (13), a sealing sleeve (16) is installed outside the long guide pipe (11), and the sealing sleeve (16) is tightly screwed with a needle pipe thread (10) through an external thread, the upper end of the threaded needle tube (10) is connected with the needle body (9) through threads.

2. An operating patient infusion set according to claim 1, characterised in that: and a rubber gasket (12) is arranged at the hinged part of the U-shaped conduit (13) and the long conduit (11).

3. An operating patient infusion set according to claim 1, characterised in that: the hinged part of the threaded needle tube (10) and the long guide tube (11) is provided with a sealing ring (14), and the surface of the sealing ring (14) is provided with a shaft hole (17).

4. A surgical patient infusion set according to claim 3, wherein: the diameter of the shaft hole (17) is the same as the outer pipe diameter of the long guide pipe (11).

5. An operating patient infusion set according to claim 1, characterised in that: the U-shaped conduit (13) extends to the inside of the long conduit (11) through the rubber gasket (12).

6. An operating patient infusion set according to claim 1, characterised in that: one end of the liquid guide pipe (7) penetrates through the infusion rate regulator (5) and extends to the interior of the liquid stop valve (6).