CN209790611U

CN209790611U - Infusion tee joint

Info

Publication number: CN209790611U
Application number: CN201920024695.5U
Authority: CN
Inventors: 魏奕冉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2019-12-17
Anticipated expiration: 2029-01-08

Abstract

An infusion tee joint belongs to the technical field of medical equipment. The utility model discloses a tee bend valve body is equipped with an transfusion system interface, an injector interface and an infusion needle interface on the tee bend valve body, and the middle part of tee bend valve body is equipped with the knob, and the knob includes that the tee bend revolves body and three swing handle, is equipped with the crop on the swing handle and revolves the internal passageway with the tee bend and corresponds, and the bottom of tee bend valve body is equipped with unable adjustment base, and unable adjustment base includes solid fixed ring and connecting rod, is equipped with fixed the knot on the solid fixed ring, and the position of fixed knot is corresponding with the position of transfusion system, injector and. The transfusion needle interface of the utility model is provided with a filter screen to prevent large-particle medicine from directly entering the blood vessel of a patient; the infusion apparatus interface is in threaded connection with the infusion apparatus, the outer wall of the infusion needle interface is provided with an anti-drop screw and a fixing seat, and the fixing seat is provided with a fixing buckle for fixing the infusion apparatus, the injector and the infusion needle, so that the infusion apparatus interface is protected heavily, the connection is reliable, the operation is convenient, and the liquid medicine can be prevented from leaking outwards during infusion.

Description

Infusion tee joint

Technical Field

The utility model belongs to the technical field of medical equipment, especially, relate to an infusion tee bend.

Background

Clinical rescue and treatment process often can give the patient input simultaneously and do not have two bottles of liquid that the incompatibility is taboo, at this moment need the three-way pipe to connect the completion, and current three-way pipe comprises three-way pipe and three way switch, during the use, unscrews the sealed head cap of three-way pipe, with the joint lug connection three-way pipe on two transfusion systems, the joint of transfusion needle is connected to the lower extreme three-way pipe, and its problem of existence is: the three-way pipe connected with the joint is not tight enough, is easy to fall off or drip liquid, and needs to be fixed by an adhesive tape, which brings troubles to nursing staff; in clinic, the needle and the infusion tube are not found when being connected with the tee joint, so that a large amount of blood loss is caused to be unexpected.

Disclosure of Invention

The utility model mainly solves the technical problems existing in the prior art and provides an infusion tee joint.

The above technical problem of the present invention can be solved by the following technical solutions: the utility model provides an infusion tee bend, includes the tee bend valve body, be equipped with an transfusion system interface, an injector interface and a transfusion needle interface on the tee bend valve body, the middle part of tee bend valve body is equipped with the knob, the knob includes tee bend spiral body and three swing handle, be equipped with on the swing handle and cut the head and correspond with tee bend spiral in vivo passageway, the bottom of tee bend valve body is equipped with unable adjustment base, unable adjustment base includes solid fixed ring and connecting rod, gu be equipped with fixed the knot on the fixed ring, the position of fixed knot is corresponding with the position of transfusion system, injector and transfusion needle.

preferably, a filter screen is arranged at the interface of the infusion needle.

Preferably, the infusion apparatus interface is in threaded connection with an infusion apparatus, and a plurality of thread rings are arranged on the infusion apparatus interface.

Preferably, the injector interface and the injector are in direct-insert sleeving, and the infusion needle interface and the infusion needle are also in direct-insert sleeving.

Preferably, the outer wall of the infusion needle connector is provided with an anti-falling screw.

Preferably, the tee bend revolves and is equipped with the round constant head tank on the body, and the contained angle between every constant head tank is 45, the tee bend valve body is gone up the centre of transfusion system interface and transfusion needle interface and is equipped with the location strip with the constant head tank department that corresponds, use 45 as the unit during rotatory knob, every 45 rotations have obvious card pause and feel, and the mechanical location of being convenient for and location are accurate, and the opening on the tee bend revolves the body and the accurate right-up of interface on the valve body.

Preferably, the fixing buckle comprises a buckle seat and a buckle cover, the buckle cover is hinged to the buckle seat, the buckle cover is provided with a positioning column, and the buckle seat is provided with a positioning hole corresponding to the positioning column.

The utility model discloses beneficial effect who has: the design of the filter screen at the interface of the transfusion needle of the utility model prevents large granular medicine from directly entering the blood vessel of a patient; the infusion apparatus interface is in threaded connection with the infusion apparatus, the outer wall of the infusion needle interface is provided with an anti-drop screw and a fixing seat, the fixing seat is provided with a fixing buckle for fixing the infusion apparatus, the injector and the infusion needle, and heavy protection is realized, so that the connection is reliable and the operation is convenient, the stability of the injector during the medicine preparation of medical personnel can be ensured, and the liquid medicine is not leaked during the infusion and is smoothly input into the body of a patient, the infusion apparatus is particularly suitable for dysphoric, easily moving and critical patients, and the patient pain and the dispute between doctors and patients caused by the fact that the infusion apparatus is not firmly; the rotary handle on the knob corresponds to the channel with three lengths, one length and one short length, so that the communication of the knob can be observed conveniently, and the fool-proofing effect is realized; the tee joint revolves and is equipped with constant head tank and location strip of mutually supporting on the tee joint valve body, uses 45 as the unit when rotatory knob, and every 45 of rotating has obvious card pause and pause feelings, and the mechanical positioning of being convenient for, it is convenient and accurate, revolve the opening on the body with the tee joint and the accurate interface on the valve body is right.

Drawings

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

Fig. 2 is a schematic side view of the present invention;

Fig. 3 is a schematic structural diagram of the buckle of the present invention.

In the figure: 1. a three-way valve body; 2. an infusion set interface; 3. an injector interface; 4. an infusion needle interface; 5. a knob; 6. a three-way rotary body; 7. turning a handle; 8. an arrow; 9. a fixed base; 10. a fixing ring; 11. a connecting rod; 12. a fixing buckle; 13. a filter screen; 14. a thread ring; 15. an anti-drop screw; 16. positioning a groove; 17. a positioning bar; 18. a buckle seat; 19. covering; 20. a positioning column; 21. and (7) positioning the holes.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): the utility model provides an infusion tee bend, as shown in fig. 1-3, includes the tee bend valve body, be equipped with an transfusion system interface, an injector interface and a transfusion needle interface on the tee bend valve body, the middle part of tee bend valve body is equipped with the knob, the knob includes tee bend spiral body and three swing handle, be equipped with on the swing handle and cut the head and revolve the internal passageway with the tee bend and correspond, the bottom of tee bend valve body is equipped with unable adjustment base, unable adjustment base includes solid fixed ring and connecting rod, gu be equipped with fixed the knot on the fixed ring, the position of fixed knot is corresponding with the position of transfusion system, injector and transfusion needle.

A filter screen is arranged at the interface of the transfusion needle.

the infusion apparatus interface is in threaded connection with an infusion apparatus, and a plurality of thread rings are arranged on the infusion apparatus interface.

The syringe interface is in direct-insert sleeve joint with the syringe, and the infusion needle interface is in direct-insert sleeve joint with the infusion needle.

And an anti-drop screw is arranged on the outer wall of the infusion needle connector.

The tee bend is revolved and is equipped with the round constant head tank on the body, and the contained angle between every constant head tank is 45, the tee bend valve body is gone up the centre of transfusion system interface and transfusion needle interface and is equipped with the location strip with the constant head tank department that corresponds, use 45 as the unit during rotatory knob, every 45 rotations have obvious card pause and feel, and the mechanical location of being convenient for and location are accurate, and the opening on the tee bend revolves the body and the accurate right-up of interface on the valve body.

The fixing buckle comprises a buckle seat and a buckle cover, the buckle cover is hinged to the buckle seat, the buckle cover is provided with a positioning column, and the buckle seat is provided with a positioning hole corresponding to the positioning column.

When the three-way valve works, the valve body is closed, the knob and the valve body form a 45-degree angle, the fixing buckle is opened, the infusion device and the infusion needle are placed into the fixing buckle, the infusion device interface and the infusion needle interface on the three-way valve body are matched and locked with each connector, the fixing buckle is well buckled, and the three-way valve can be used after the pipeline is connected as shown by an arrow on the knob; if the liquid medicine needs to be added or injected to a patient, the valve body is closed, then the injector is connected, the pipeline is communicated for operation according to the arrow on the knob, and after the injection is finished, the knob is adjusted back to be only communicated with the infusion apparatus interface and the infusion needle interface.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims

1. The utility model provides an infusion tee bend, includes the tee bend valve body, its characterized in that be equipped with an transfusion system interface, an injector interface and a transfusion needle interface on the tee bend valve body, the middle part of tee bend valve body is equipped with the knob, the knob includes tee bend spiral body and three swing handle, be equipped with the crop on the swing handle and revolve the internal passageway with the tee bend and correspond, the bottom of tee bend valve body is equipped with unable adjustment base, unable adjustment base includes solid fixed ring and connecting rod, gu be equipped with fixed the knot on the fixed ring, the position of fixed knot is corresponding with the position of transfusion system, injector and transfusion needle.

2. The infusion tee of claim 1, wherein a filter screen is disposed at the infusion needle interface.

3. The infusion tee joint of claim 1, wherein the infusion set port is in threaded connection with an infusion set, and a plurality of threaded rings are arranged on the infusion set port.

4. The infusion tee joint of claim 1, wherein the syringe interface is in-line sleeved with the syringe, and the infusion needle interface is in-line sleeved with the infusion needle.

5. The infusion tee joint of claim 1, wherein an anti-drop screw is arranged on the outer wall of the infusion needle connector.

6. The infusion tee joint according to claim 1, wherein a circle of positioning grooves are formed in the tee joint rotary body, the included angle between each two positioning grooves is 45 degrees, and a positioning strip is arranged in the middle of the infusion device connector and the infusion needle connector on the tee joint valve body and corresponds to the positioning grooves.

7. The infusion tee joint of claim 1, wherein the fixing buckle comprises a buckle base and a buckle cover, the buckle cover is hinged to the buckle base, a positioning column is arranged on the buckle cover, and a positioning hole corresponding to the positioning column is arranged on the buckle base.