CN206081202U - Can place safe type transfusion system of normal infusion at will - Google Patents

Abstract

The utility model discloses a can place safe type transfusion system of normal infusion at will, which belongs to the technical field of medicine devices, enclose by roof and curb plate inside the addding of a kettle, lower terminal surface and the set casing that drips kettle in close contact with and fixed connection, set up the via hole that extends to the bottom on the lateral wall of set casing, the department adds filtration membrane at the via hole, filtration membrane is the liquid medicine filter chamber with the cavity that the set casing encloses, liquid medicine filter chamber and the cavity that drips between the kettle are the feed liquor chamber, liquid medicine pjncture needle and feed liquor chamber intercommunication, drip the export and liquid medicine filter chamber intercommunication of kettle. The drain pipe flushes with an up end that drips terminal surface that the kettle is connected one end and drip the kettle export or is located the up end below and forms no liquid medicine and remain the passageway. Can not lead to the fact the human body under the prerequisite of any injury in the assurance, can be human with the whole inputs of liquid medicine of dripping in the kettle, reduce the waste of liquid medicine, reduced the pollution to the environment in addition, it is energy -concerving and environment -protective.

Description

A kind of safe infusion apparatus that can arbitrarily put normal infusion

Technical field

The utility model belongs to technical field of medical instruments, and being related to a kind of transfusion device, particularly one kind can arbitrarily put The safe infusion apparatus of normal infusion.

Background technology

Transfusion device is one of conventional medicine equipment of hospital, is mainly used in gravity type venous transfusion, in the effect of atmospheric pressure Under, the liquid in infusion bag or infusion bottle flows into drop kettle, and liquid runs down woven hose flows into vein.Typically in infusion bag or defeated After the liquid infusion-completed of liquid bottle, need nursing staff to carry out changing liquid in time or pull out pin, otherwise occur that liquid walks sky blood Phenomenon is flow backwards, blood once flows back to woven hose, be easy for blood clotting, embolism is caused, if air inlet in woven hose, defeated Enter and formed after human body air embolism, blood equally circulates not freely, so as to damage to human body.

The file of Patent No. 201420573479.3 discloses a kind of with the safety-type disposable defeated of gas-liquid exchange storehouse Liquid device, no matter drop kettle is in inclination, horizontal or inversion state, can uninterruptedly infuse this transfusion device work, make blood back Probability is substantially reduced, and reduces the potential safety hazard that blood clotting is caused, and can effectively prevent air from entering in the blood of patient, more Ensure the personal safety of patient well, it can in addition contain carry out pressure transfusion.But due to hydrophilic film, to be located at drop kettle inside 2/3 high At degree, so the liquid inside kettle is dripped in transfusion when completing has residue, it is impossible to run out, the waste of liquid is caused, and directly Throw away and also pollute the environment.

The content of the invention

In order to overcome the defect of prior art, devise a kind of can arbitrarily put the safety-type of normal infusion to the utility model Transfusion device, no matter what state drop kettle is in, can uninterruptedly infuse work, and can effectively prevent air from entering patient Blood in, better ensure that the personal safety of patient, on the premise of ensureing to cause any harm human body, can be by Liquid in drop kettle fully enters human body, reduces the waste of liquid, and reduces the pollution to environment, energy-conserving and environment-protective.Such as It is in need, pressure transfusion can also be carried out.

The concrete technical scheme that the utility model is taken is：A kind of safety-type transfusion that can arbitrarily put normal infusion Device, including the liquid puncture needle, drop kettle and transfusion needle that are sequentially communicated by pipeline, connection drop kettle outlet goes out with transfusion needle import Flow regulator is provided with liquid pipe, it is important to：Drop kettle inside set up surrounded by top board and side plate, lower surface with drip kettle it is tight Contact and the set casing being fixedly connected, on the side wall of set casing the via for extending to bottom is offered, and sets up hydrophilic at via Property filter membrane, the cavity that filter membrane and set casing are surrounded is the ratio in medical filtration chamber, medical filtration chamber height and drop kettle height For (1/2～2/3)：1, the cavity between medical filtration chamber and drop kettle is admission chamber, and liquid puncture needle is connected with admission chamber, drips kettle Outlet connect with medical filtration chamber, drain pipe with drop kettle be connected one end end face with drop kettle export upper surface flush or position It is formed below without liquor residue passage in upper surface.

The side plate shape of the set casing is the arcuate structure with drop kettle mating shapes.

Horizontal range between the side plate and drop kettle inwall of the set casing is 1～1.2mm.

The filter opening pore size of described filter membrane is 5 μm.

Described drain pipe and drop kettle are formed in one structure.

The beneficial effects of the utility model are：Bottom opening is surrounded in drop kettle inner utilization set casing and filter membrane Chamber, bottom open end is in close contact and is fixedly connected with drop kettle bottom, so as to be separated into two independent chambers inside drop kettle The medical filtration chamber of room, the admission chamber for respectively connecting with liquid puncture needle and drop kettle outlet, the liquid in admission chamber is complete Portion can be entered in medical filtration chamber by filter membrane, and air then cannot be introduced in medical filtration chamber, drain pipe entrance point End face is flushed or positioned at upper surface lower section with the upper surface of drop kettle outlet, so that can be complete into the liquid in medical filtration chamber Portion is flowed into or out in liquid pipe, is formed without liquor residue passage, while can effectively prevent air from entering in drain pipe, no matter drop Hu Chu In inclining, horizontal or inversion state, the occurrence of air can be prevented to be transfused to human body, such nursing staff can wait until Whole liquids pull out again pin after being all totally lost, and reduce the waste and the pollution to environment of liquid, energy-conserving and environment-protective.In addition, this defeated Liquid device can also carry out pressure transfusion, when carrying out pressure transfusion, it is also possible to reach without liquor residue, intercept air into human body Purpose.

This transfusion device manufacture craft is simple, and materials are easily gone into operation as early as possible without particularity, low cost, simple to operate in use, Various unsafe factors are overcome during transfusion；This transfusion device has high-order only liquid function, can prevent from being walked in infusion process sky now The generation of elephant, alleviates the labour intensity of medical worker, and effectively anti-return blood and blood clotting, improves the security of transfusion；This Plant transfusion device and revolutionize the state that existing transfusion device is only limited to vertical gravity transfusion, it is general that it remains drop number velocity measurement tradition The advantage of thought, makes have air to see drop number in drop kettle, in turn ensure that drop kettle under any state air all without into drain pipe simultaneously When guaranteeing normal infusion, but seeing drop number need to drop kettle air just can be seen when being located at drop kettle top, drop kettle horizontal or Drop number is can't see during inversion but flow velocity is constant.

This transfusion device brings the safe normal infusion work(under drop kettle free position due to dripping the special construction inside kettle Can, therefore, the transfusion device is removed and ensure that safe infusion in vertical gravity transfusion, while it can also be additional in flexible-package liquid medicine bag Pressure infuser so as to using safer more convenient, during concrete operations, first after the completion of the transfusion operation of vertical gravity, close flow Adjuster, to Soft Roll Bag for holding medicine external pressurized (more than 95% liquid all realizes flexible package) arbitrary height is placed in, then adjustment stream Amount adjuster reaches normal drop number, is changed into pressure security transfusion, and air will not be entered in drain pipe in drop kettle.

This transfusion device has high-order only liquid function when vertical gravity transfusion is made in ward, will not walk when liquid is changed not in time Sky, eliminates the emptying operation of medical worker, and reduces transfusion and stop the blood back after liquid, and blood back and blood are controlled to greatest extent Solidifying formation, improves the security of transfusion.When patient checks with liquid, it is pressure that can easily change vertical gravity transfusion Transfusion, patient can portable pressurization medicine bag every inspection is done while safe infusion.

This transfusion device is more suitable for being used when battlefield when combating a natural disaster rescue, 120 rush transport patient, using stopping outside Soft Roll Bag for holding medicine Blood band winding Simple pressurizing mode can carry out pressure transfusion, it is upper downstairs, stretcher transport, people's back of the body pickaback when arbitrarily put transfusion Device can ensure the continuous safe transfusion during transporting.

If directly setting up filter membrane and covering outlet in the outlet of drop kettle, although can also play without liquor residue, The effect of air is intercepted, but this transfusion device is restrictive for the state of drop kettle, such as drip kettle and be inverted air positioned at medicine When between liquid and filter membrane just cannot normal infusion, and the area of this filter membrane is also less, causes the liquid Jing of filter membrane The flow velocity for crossing filter membrane outflow drop kettle is slower, and transfusion speed is also slower.This structure of the utility model, increases the face of filter membrane Product, improves the speed that liquid flows out drop kettle through filter membrane, on the premise of transfusion speed is not affected, it is possible to achieve without liquid Residual, the effect for intercepting air.

Description of the drawings

Fig. 1 is structural representation of the present utility model.

In accompanying drawing, 1 represents liquid puncture needle, and 2 represent drop kettle, and 3 represent filter membrane, and 4 represent transfusion needle, and 5 represent drain pipe, 6 represent flow regulator, and 7 represent set casing.

Specific embodiment

Below in conjunction with the accompanying drawings the utility model is elaborated with specific embodiment：

Specific embodiment, as shown in figure 1, a kind of safe infusion apparatus that can arbitrarily put normal infusion, including by pipe Liquid puncture needle 1, drop kettle 2 and transfusion needle 4 that road is sequentially communicated, are provided with air bleeding valve and dosing mouth, connection drop kettle 2 on drop kettle 2 Flow regulator 6 is provided with the drain pipe 5 of outlet and the import of transfusion needle 4, drain pipe 5 and drop kettle 2 are formed in one structure, even Connect more solid and reliable, the breaking releasing of drain pipe 5 can be prevented.Drop kettle 2 inside set up surrounded by top board and side plate, lower surface The set casing 7 for being in close contact and being fixedly connected with drop kettle 2, top board is semicircular structure, and set casing 7 is plastic housing, with the drop material of kettle 2 Matter is identical, will not produce any impact to the performance of liquid, and on the side wall of set casing 7 via for extending to bottom is offered, Hydrophilic filter film 3 is set up at via, the filter opening pore size of filter membrane 3 is 5 μm.The sky that filter membrane 3 is surrounded with set casing 7 Chamber is medical filtration chamber, and medical filtration chamber height is (1/2～2/3) with the ratio of the drop height of kettle 2：1, medical filtration chamber with drop kettle 2 Between cavity be admission chamber, liquid puncture needle 1 connects with admission chamber, and the outlet of drop kettle 2 is connected with medical filtration chamber, drain pipe 5 end faces for being connected one end with drop kettle 2 are flushed or formed below without liquor residue positioned at upper surface with the upper surface of the drop outlet of kettle 2 Passage.The side plate shape of set casing 7 is the arcuate structure with the drop mating shapes of kettle 2 so that transfusion device is overall more attractive in appearance.Gu The horizontal range determined between the side plate of shell 7 and the drop inwall of kettle 2 is 1～1.2mm, during transfusion, due between set casing 7 and drop kettle 2 Horizontal range it is less, and opposite side has liquid to support, and so can effectively prevent set casing 7 from rocking in drop kettle 2.In addition, Top board is semicircular structure, and less horizontal range causes top board to have sufficiently large radius between set casing 7 and drop kettle 2, from And cause filter membrane that there is sufficiently large width.

Claims (5)

1. a kind of safe infusion apparatus that can arbitrarily put normal infusion, including the liquid puncture needle being sequentially communicated by pipeline (1) it is provided with flow on the drain pipe (5) for, dripping kettle (2) and transfusion needle (4), connection drop kettle (2) outlet and transfusion needle (4) import Adjuster (6), it is characterised in that：Set up inside drop kettle (2) surrounded by top board and side plate, lower surface closely connects with kettle (2) is dripped The set casing (7) for touching and being fixedly connected, on the side wall of set casing (7) via for extending to bottom is offered, and is set up at via Hydrophilic filter film (3), the cavity that filter membrane (3) and set casing (7) are surrounded is medical filtration chamber, medical filtration chamber height with The ratio of drop kettle (2) height is (1/2～2/3)：1, the cavity between medical filtration chamber and drop kettle (2) is admission chamber, and liquid is punctured Pin (1) is connected with admission chamber, and the outlet for dripping kettle (2) is connected with medical filtration chamber, and drain pipe (5) is connected one end with kettle (2) is dripped End face with drop kettle (2) outlet upper surface flush or formed below without liquor residue passage positioned at upper surface.

2. a kind of safe infusion apparatus that can arbitrarily put normal infusion according to claim 1, it is characterised in that：It is described The side plate shape of set casing (7) is the arcuate structure with drop kettle (2) mating shapes.

3. a kind of safe infusion apparatus that can arbitrarily put normal infusion according to claim 1, it is characterised in that：It is described Horizontal range between the side plate and drop kettle (2) inwall of set casing (7) is 1～1.2mm.

4. a kind of safe infusion apparatus that can arbitrarily put normal infusion according to claim 1, it is characterised in that：It is described Filter membrane (3) filter opening pore size be 5 μm.

5. a kind of safe infusion apparatus that can arbitrarily put normal infusion according to claim 1, it is characterised in that：It is described Drain pipe (5) be formed in one structure with drop kettle (2).