CN209611757U

CN209611757U - Disposable efficient medical liquid dispenser

Info

Publication number: CN209611757U
Application number: CN201821867874.7U
Authority: CN
Inventors: 罗晨心
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-14
Filing date: 2018-11-14
Publication date: 2019-11-12
Anticipated expiration: 2028-11-14

Abstract

The utility model discloses a kind of disposable efficient medical liquid dispensers, it is characterized in that the two-way puncture head tube that it is equipped with medicine liquid channel and air duct by one is constituted, and its aperture of the medicine liquid channel or bore are greater than aperture or the bore of the air duct, puncturing head position of the two-way puncture head tube at both ends, the medicine liquid channel and air duct is integrated side by side, except puncturing head position, the air duct separates, and it is equipped with air filtering plug in its end, and be at least equipped with cock cap beyond the Great Wall in the air filtration of one end.Have the advantage that upper cost is extremely cheap manufacturing and using, first is that structure is simple convenient for clinically promoting and applying compared to prior art；Second is that medicine liquid channel aperture or bore are relatively large, flow velocity is fast, shortens with the liquid waiting time；Third is that it is easy to operate, one step of inversion can be punctured and just complete liquid transfer, simplify with liquid program, improve work efficiency；Fourth is that not having the sharp of metal needle, needle can be prevented and stabbed.

Description

Disposable efficient medical liquid dispenser

Technical field:

The utility model relates to a kind of disposable efficient medical liquid dispensers.

Background technique:

Venous transfusion is that clinically most common treatment means, the liquid preparation center of each hospital and clinical nurse need sternly Lattice provide for clinical transfusion with liquid service according to operation sequence.

Currently, the common liquid dispenser of each hospital is disposable sterilized injector.This syringe, to prepare solid medicinal powder For, operation needs following step: the first step, punctures liquid bottles and draws liquid；Second step punctures powdered medicine bottle and injects liquid； Third step, aspiration medicinal liquid reinjects liquid bottles after medicinal powder dissolution.As it can be seen that needing repeatedly to puncture could be complete during matching liquid At the transfer of medical fluid.Therefore, operating process is complicated, inefficiency, and easily causes liquid medicine contamination and needle is caused to be stabbed.

In Chinese Patent Application No. 201120548136.8, a kind of infusion liquid dispenser is disclosed, it includes needle tubing, needle Bolt is equipped with the secondary needle mouth being connected to main needle mouth in the neck side of main needle mouth it is characterized in that: having main needle mouth in the bottom of needle tubing, It is equipped with the rubber flap valve of switching function together in the interior bottom of needle tubing, rubber flap valve lies in the upper of the main needle mouth in bottom of needle tubing Side, there are part and needle wall adhesion no more than 1/2 in side, are equipped on the side wall of the top of the lower rubber flap valve of needle tubing One branch needle mouth.The liquid dispenser reduces behaviour though can complete the transfer of medical fluid by main needle mouth and secondary needle mouth after one-time puncture Make step, but remains as a syringe in structure, not only structure is complicated, and it is at high cost, and Multi needle in operation Easily needle is caused to stab；Meanwhile medical fluid is shifted with syringe needle, waiting for a long time since its aperture is smaller, therefore, efficiency is not also high.

In Chinese Patent Application No. 201020527252.7, a kind of Medical liquid mixer is disclosed, it includes soft needle tubing Body, the both ends of soft needle tube body are respectively arranged with rigid needle tubing end, and wherein the rigid needle tubing end of one end is connected with suction tube, another The rigid needle tubing end at end is connected with injection pipe, and the other end of suction tube is connected with suction syringe needle, and the other end of injection pipe is connected with Check valve is respectively arranged on syringe needle, suction tube and injection pipe；During matching liquid, suction syringe needle is inserted into medicinal liquid bottle In, syringe needle is inserted into infusion bottle, presses soft needle tube body, under the action of check valve, medical fluid is inhaled into from suction tube In soft needle tube body, soft needle tube body is then pressed again, the medical fluid in soft needle tube body is sucked after filter membrane, from injection pipe It injects in infusion bottle, completes to make up a prescription.The liquid dispenser still fails to the working principle for being detached from syringe, due to being equipped in structure Soft needle tube body, not only volume is big, and structure is complicated, at high cost, and operates also not convenient；Meanwhile in its soft needle wall, Medical fluid absorption is always had, therefore, not clean defect is shifted there is also medical fluid.

It is simple, at low cost that a kind of structure is provided the purpose of the utility model is to overcome the above-mentioned insufficient of prior art It is honest and clean, easy to operate and the disposable efficient medical liquid dispenser that needle is stabbed can be prevented.

Summary of the invention:

The purpose of this utility model is achieved in that its technical solution are as follows: a kind of disposable efficient medical liquid dispenser, The two-way puncture head tube for being characterized in that it is equipped with medicine liquid channel and air duct by one is constituted, and its hole of the medicine liquid channel Diameter or bore are greater than aperture or the bore of the air duct, and the two-way puncture head tube is described at the puncturing head position at both ends Medicine liquid channel and air duct are integrated side by side, and except puncturing head position, the air duct is separated, and are set in its end There is air filtering plug, and is at least equipped with cock cap beyond the Great Wall in the air filtration of one end.When with liquid, by one of two-way puncture head tube Liquid bottles are punctured into, other end punctures into apothecary jar, and liquid bottles are placed on apothecary jar, in this way, in liquid bottles and drug When bottle connection, the air filtration cock cap on the air duct is opened, keeps bottle interior and the outer air communication of bottle, since the medical fluid is logical The aperture in road or bore are greater than aperture or the bore of the air duct, and therefore, the liquid in liquid bottles will under the effect of gravity The channel downlink big prior to bore, when liquid flowing, then the small channel of bore then can become air under air pressure effect Channel, and the medicine liquid channel is kept unimpeded, complete the transfer of liquid；Similarly, dilution or dissolved apothecary jar are set When on liquid bottles, then the transfer of medical fluid is completed.During above-mentioned, by the air filtration cock cap, block empty Air-flow is logical, liquid can be blocked to flow, so that dose and control switching time just can be regulated and controled, and then medicinal powder is facilitated to need for a long time What could be dissolved operates with liquid.

In a preferred embodiment, the utility model is equipped with puncture shelves at the both ends of the two-way puncture head tube Piece, to be mutually inverted for controlling paracentesis depth and support medicine bottle；Further, it is used to distinguish, the two-way puncturing head Pipe is divided into long and short in the puncturing head for puncturing washer distal end, and long end puncturing head is for puncturing liquid bottles, short end puncturing head use In puncture apothecary jar；At least to puncture air filtration described in head end in the short end and being equipped with plug beyond the Great Wall convenient for accurate Charge control Cap；To avoid the dry degree to the greatest extent for supportting control medical fluid transfer by piercing depth, the utility model recommendation is at least worn in its described short end The fluid passage root of tartar offers lateral through-hole, and the lateral through-hole is away from the distance for puncturing washer with the thickness with reference to bottle cap Subject to degree.

The utility model compared with the prior art has the advantage that first is that structure is simple, using aerodynamic principle, The transfer that liquid can be completed by the medicine liquid channel and air duct, departing from the structure of conventional syringe, in manufacture and It is extremely cheap using upper cost, convenient for clinically promoting and applying；Second is that medicine liquid channel aperture or bore are relatively large, flow velocity Fastly, it shortens with the liquid waiting time；Third is that it is easy to operate, one step of inversion can be punctured and just complete liquid transfer, simplified with liquid journey Sequence improves work efficiency；Fourth is that not having the sharp of metal needle, needle can be prevented and stabbed.

Detailed description of the invention:

The utility model will be given by attached drawing (embodiment) be described in detail below:

Fig. 1, the structural schematic diagram for the utility model；

Fig. 2, for Fig. 1 use state with reference to figure.

Specific embodiment:

Referring to Fig.1, Fig. 2 gives a kind of specific structure of the utility model only for citing.It can be seen that this one Secondary property efficient medical liquid dispenser, it is characterised in that it is equipped with the two-way puncture head tube structure of medicine liquid channel 1 and air duct 2 by one At, and described its aperture of medicine liquid channel 1 or bore is greater than aperture or the bore of the air duct 2, the two-way puncture head tube Puncturing head part at both ends, the medicine liquid channel 1 and air duct 2 are integrated side by side, described except puncturing head part Air duct 2 separate, and its end be equipped with air filtering plug 3, and at least on the air filtering plug of one end 3 be equipped with plug Cap 4.In a preferred embodiment, the utility model is equipped at the two-way puncture head tube both ends and punctures washer 5, with It is mutually inverted for controlling paracentesis depth and support medicine bottle；Further, it is used to distinguish, the two-way puncture head tube is in institute State puncture 5 distal end of washer puncturing head be divided into it is long and short, long end puncturing head 6 be used for puncture liquid bottles, short end puncturing head 7 is used for Puncture apothecary jar；To be equipped with plug at least on the air filtering plug 3 described in 7 end of short end puncturing head convenient for accurate Charge control Cap 4；To avoid being supportted the clean level of control medical fluid transfer by piercing depth, the utility model recommendation is at least worn in its described short end The fluid passage root of tartar 7 offers lateral through-hole 8, and the lateral through-hole 8 is away from the distance for puncturing washer 5 to refer to bottle cap Thickness subject to.

In conclusion the utility model, which has passed through specific embodiment, gives detailed description, but certainly much less practical at this Some changes can be made on the basis of novel, for example, the cock cap 4 can also be set beyond the Great Wall in the air filtration of both ends puncturing head It sets；Similarly, the lateral through-hole 8 equally can have setting in the fluid passage root of both ends puncturing head, and in the shape of hole It can be lateral through slot；It is also PVC material etc. that described two-way its manufacture material of puncture head tube, which can be metal,.But it is all these Equivalence replacement should not exceed the protection scope of the utility model.

Claims

1. a kind of disposable efficient medical liquid dispenser, it is characterised in that it is equipped with the two-way of medicine liquid channel and air duct by one It punctures head tube to constitute, and its aperture of the medicine liquid channel or bore are greater than aperture or the bore of the air duct, this is two-way Head tube is punctured at the puncturing head position at both ends, the medicine liquid channel and air duct be integrated side by side, puncturing head position it Outside, the air duct separates, and is equipped with air filtering plug in its end, and at least set beyond the Great Wall in the air filtration of one end There is cock cap.

2. liquid dispenser according to claim 1, it is characterised in that be equipped with and wear at the both ends of the two-way puncture head tube Washer is pierced, to be mutually inverted for controlling paracentesis depth and support medicine bottle.

3. liquid dispenser according to claim 2, it is characterised in that the two-way puncture head tube is remote in the puncture washer The puncturing head at end is divided into long and short, and long end puncturing head is for puncturing liquid bottles, and short end puncturing head is for puncturing apothecary jar.

4. liquid dispenser according to claim 3, it is characterised in that at least puncture air filtration described in head end in the short end It is equipped with cock cap beyond the Great Wall.

5. liquid dispenser according to claim 3 or 4, it is characterised in that at least in the fluid passage of its short end puncturing head Root offers lateral through-hole, which is subject to the thickness with reference to bottle cap away from the distance for puncturing washer.