A kind of infusion pipelineTechnical field
The present invention relates to medical instruments field, more particularly to a kind of infusion pipeline.
Background technology
Traditional infusion device is provided with the body-free transfusion puncture needle exposing, to puncture in infusion vessel, liquid in container is discharged into transfusionDevice, nursing staff needs the hand-held body-free transfusion puncture needle exposing operation when changing transfusion, easily accidentally injures.
, because of smooth surface, adhesive force is low for body-free transfusion puncture needle, when inserting infusion vessel, such as because attached on transfusion device and transfusion devicePart is excessive, overweight, easily slips, and forms medical hidden danger；Meanwhile, because puncture needle need to partly be exposed in outside air, easilyContaminated, when contaminated puncture needle punctures into next bottle of transfusion again, liquid can be led to contaminated.
Nursing staff need to come back when patrolling transfusion condition and observe infusion vessel situation, also need to look squarely observation dropping funnel situation,Increase nursing staff's workload.
Content of the invention
For solving the above problems, the present invention provides a kind of infusion pipeline avoiding and slipping and avoid to stab when operating.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of infusion pipeline, including the transfusion catheter being provided with upper transfusion connector and lower transfusion connector；On upper transfusion connectorIt is provided with hollow cavity and the liquid-drop machine being suspended in hollow cavity, upper transfusion connector is additionally provided with connection peripheral hardware infusion vessel rowThe infusion pipeline inlet of liquid mouth；Liquid-drop machine is provided with the drop pipe with hollow pipeline；Drop pipe is provided with drop pipe liquid droping port,Drop pipe liquid droping port is connected with infusion pipeline inlet；Infusion pipeline is provided with flow regulator.
It is further used as the improvement of technical solution of the present invention, transfusion catheter adopts infusion tube.
It is further used as the improvement of technical solution of the present invention, infusion tube is at least provided with one section.
It is further used as the improvement of technical solution of the present invention, peripheral hardware infusion vessel is infusion bottle, infusion bag.
It is further used as the improvement of technical solution of the present invention, joining outward infusion device is transfusion needle, remaining needle.
It is further used as the improvement of technical solution of the present invention, infusion pipeline is provided with and is communicated with peripheral hardware infusion vessel leakage fluid dramInfusion pipeline inlet and infusion pipeline liquid outlet.
It is further used as the improvement of technical solution of the present invention, the outer wall of hollow cavity is made of clear material.
It is further used as the improvement of technical solution of the present invention, the outer wall of hollow cavity is made up of the material with elasticity.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with hollow cavity and is suspended in hollowLiquid-drop machine in cavity, liquid-drop machine is communicated with the infusion pipeline inlet of peripheral hardware infusion vessel leakage fluid dram, below liquid-drop machineIt is provided with the drop pipe with hollow pipeline, drop pipe is provided with drop pipe liquid droping port, drop pipe liquid droping port and infusion pipeline inletConnection.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with hollow cavity；Upper transfusion connectsDevice extends internally and is provided with the liquid-drop machine being suspended in hollow cavity, and liquid-drop machine is communicated with the defeated of peripheral hardware infusion vessel leakage fluid dramLiquid pipeline inlet, liquid-drop machine extends downwardly and is provided with the drop pipe with hollow pipeline, and drop pipe is provided with drop pipe liquid droping port, liquidDropper liquid droping port is connected with infusion pipeline inlet.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with uncovered hollow cavity, hollowThe infusion pipeline inlet of peripheral hardware infusion vessel leakage fluid dram is communicated with cavity.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with uncovered hollow cavity, hollowThe infusion pipeline inlet of peripheral hardware infusion vessel leakage fluid dram is communicated with cavity, hollow cavity is fixed with and is suspended in middle cavityInternal liquid-drop machine.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with uncovered hollow cavity, hollowThe infusion pipeline inlet of peripheral hardware infusion vessel leakage fluid dram is communicated with cavity, hollow cavity is fixed with and is suspended in middle cavityInternal liquid-drop machine；Liquid-drop machine is provided with the drop pipe with hollow pipeline；Drop pipe is provided with drop pipe liquid droping port, drop pipe dropping liquidMouth is connected with infusion pipeline inlet；Hollow cavity bottom is provided with hollow cavity liquid outlet.
It is further used as the improvement of technical solution of the present invention, liquid-drop machine and upper transfusion connector integral production, or dropping liquidDevice separate setting with upper transfusion connector.
It is further used as the improvement of technical solution of the present invention, hollow cavity bottom is provided with hollow cavity liquid outlet, middle cavityIt is connected with transfusion catheter on body liquid outlet.
It is further used as the improvement of technical solution of the present invention, hollow cavity is provided with liquid medicine filtering membrane.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is hollow cylindrical.
It is further used as the improvement of technical solution of the present invention, lower transfusion connector is hollow cylindrical.
Be further used as the improvement of technical solution of the present invention, transfusion catheter connection be serially connected with transfusion connector and/orLower transfusion connector.
It is further used as the improvement of technical solution of the present invention, transfusion catheter connection is serially connected with transfusion connector.
It is further used as the improvement of technical solution of the present invention, transfusion catheter connection is serially connected with lower transfusion connector.
It is further used as the improvement of technical solution of the present invention, fixing in upper transfusion connector and/or lower transfusion connectorIt is provided with transfusion catheter.
It is further used as the improvement of technical solution of the present invention, in upper transfusion connector, be fixed with transfusion catheter.
It is further used as the improvement of technical solution of the present invention, in lower transfusion connector, be fixed with transfusion catheter.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with the support dress of fixing liquid-drop machinePut.
It is further used as the improvement of technical solution of the present invention, between hollow cavity inwall and liquid-drop machine, junction is provided with guarantee waterThe sealing device of close property.
It is further used as the improvement of technical solution of the present invention, the outer surface of upper transfusion connector is passivity structure.
It is further used as the improvement of technical solution of the present invention, the outer surface of lower transfusion connector is passivity structure.
It is further used as the improvement of technical solution of the present invention, the outer surface of upper transfusion connector and lower transfusion connector isPassivity structure.
It is further used as the improvement of technical solution of the present invention, join outward infusion device liquid outlet and pass through to join outward infusion device feed liquorMouth is connected with infusion pipeline liquid outlet.
It is further used as the improvement of technical solution of the present invention, infusion pipeline is provided with and is fixedly connected peripheral hardware infusion vessel and companyThe upper transfusion connector of logical peripheral hardware infusion vessel leakage fluid dram.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with and peripheral hardware infusion vessel leakage fluid dramThe infusion pipeline inlet communicating.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with for being fixedly connected peripheral hardware transfusionThe fixed block of container；Lower transfusion connector is provided with for being fixedly connected the outer fixed block joining infusion device.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with for being fixedly connected peripheral hardware transfusionThe fixed block of container.
It is further used as the improvement of technical solution of the present invention, lower transfusion connector is provided with joins transfusion for outside being fixedly connectedThe fixed block of device.
It is further used as the improvement of technical solution of the present invention, fixed block is helicitic texture or buckle structure.
Be further used as the improvement of technical solution of the present invention, fixed block by be arranged on upper transfusion connector be connected outerIf the internal thread of infusion vessel coupling.
Be further used as the improvement of technical solution of the present invention, fixed block by be arranged on upper transfusion connector be connected outerIf the buckle structure of infusion vessel coupling.
It is further used as the improvement of technical solution of the present invention, fixed block is the internal thread being arranged on lower transfusion connector.
Be further used as the improvement of technical solution of the present invention, fixed block by be arranged on lower transfusion connector be connected outerJoin the buckle structure of infusion device coupling.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided around outside infusion pipeline inletThe transfusion sealing gasket of side.
It is further used as the improvement of technical solution of the present invention, lower transfusion connector is provided around outside infusion pipeline liquid outletThe transfusion sealing gasket of side.
It is further used as the improvement of technical solution of the present invention, between upper transfusion connector and peripheral hardware infusion vessel, pass through closingRing realizes sealing.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with closed-loop.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with least one closed-loop, closed-loopProtrude from transfusion connector outer surface, between upper transfusion connector and peripheral hardware infusion vessel, sealing is realized by closed-loop.
It is further used as the improvement of technical solution of the present invention, the cross section of closed-loop is semicircle or trapezoidal.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with connect fixing with peripheral hardware infusion vesselThe baffling device that internal part is communicated is intercepted with the external world when connecing.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with connect fixing with peripheral hardware infusion vesselWhen connecing, cooperation peripheral hardware infusion vessel is used for intercepting the baffling device that internal part is communicated with the external world.
It is further used as the improvement of technical solution of the present invention, baffling device includes being arranged at the resistance outside transfusion connectorDottle pin groove and the obstruct pad being fixed on obstruct pad groove.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with connect fixing with peripheral hardware infusion vesselWhen connecing, cooperation peripheral hardware infusion vessel is used for intercepting the baffling device that internal part is communicated with the external world, and baffling device includes being arranged atObstruct pad groove outside transfusion connector and the obstruct pad being fixed on obstruct pad groove.
It is further used as the improvement of technical solution of the present invention, lower transfusion connector is provided with and joins outward infusion device and fixes evenOuter infusion device of joining is coordinated for intercepting the baffling device that internal part is communicated with the external world when connecing.
It is further used as the improvement of technical solution of the present invention, baffling device includes being arranged at the resistance outside lower transfusion connectorDottle pin groove and the obstruct pad being fixed on obstruct pad groove.
It is further used as the improvement of technical solution of the present invention, lower transfusion connector is provided with and joins outward infusion device and fixes evenCoordinate outer infusion device of joining for intercepting internal part with the extraneous baffling device communicating when connecing, baffling device includes being arranged at downObstruct pad groove outside transfusion connector and the obstruct pad being fixed on obstruct pad groove.
It is further used as the improvement of technical solution of the present invention, below upper transfusion connector, be connected with transfusion catheter.
It is further used as the improvement of technical solution of the present invention, above lower transfusion connector, be connected with transfusion catheter.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with dosing mouth.
It is further used as the improvement of technical solution of the present invention, dosing mouth is provided with sealing-plug.
It is further used as the improvement of technical solution of the present invention, infusion pipeline is provided with flow regulator.
It is further used as the improvement of technical solution of the present invention, transfusion catheter is externally provided with flow regulator, or transfusion catheterSeries connection is provided with flow regulator.
Beneficial effects of the present invention: this infusion pipeline passes through to arrange the transfusion connector that outer surface is passivity structure, it is to avoidDuring transfusion operation, nursing staff is exposed among sharp body-free transfusion puncture needle environment.
By hollow cavity is arranged on upper transfusion connector, simply increase liquid-drop machine, you can as dropping funnel application, reduceProduction process, material-saving, reduce patients ' expenses further
By being threaded, the attachment structure of the form such as buckle structure, so that transfusion connector is fixed with peripheral hardware infusion vesselConnect, or lower transfusion connector can with join outward the effect that infusion device is fixedly connected.
By arranging baffling device, make infusion pipeline in infusion process, transfusion connector internal part is not connect with the external worldTouch, it is to avoid pollution, can preferably ensure the germ-free condition of liquid, thus providing higher infusion safety guarantee to patient.
This infusion pipeline is directly connected to be in the transfusion tap of vessel lowest order, can will be complete for vessel inner liquid medicineFull emptying, it is to avoid waste.
Brief description
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is embodiment of the present invention overall structure diagram；
Fig. 2 is transfusion connector overall structure diagram in the embodiment of the present invention；
Fig. 3 is transfusion connector non-installation fitting overall structure diagram in the embodiment of the present invention；
Fig. 4 is embodiment of the present invention liquid-drop machine overall structure diagram；
Fig. 5 is that in the embodiment of the present invention, transfusion connector is connected application schematic diagram with peripheral hardware infusion vessel.
Specific embodiment
With reference to Fig. 1～Fig. 5, a kind of infusion pipeline, including being provided with the defeated of upper transfusion connector 11 and lower transfusion connector 12Fluid catheter 3；Upper transfusion connector 11 is provided with hollow cavity 110 and the liquid-drop machine 111 being suspended in hollow cavity 110, upper defeatedThe infusion pipeline inlet 31 of connection peripheral hardware infusion vessel leakage fluid dram is additionally provided with liquid connector；Liquid-drop machine 111 is provided with bandThe drop pipe 112 of vacant duct 113；Drop pipe 112 is provided with drop pipe liquid droping port 114, drop pipe liquid droping port 114 and infusion pipelineInlet 31 connects；Infusion pipeline 3 is provided with flow regulator 4.
As the preferred embodiment of the present invention, transfusion catheter 3 adopts infusion tube.
As the preferred embodiment of the present invention, infusion tube is at least provided with one section.
As the preferred embodiment of the present invention, peripheral hardware infusion vessel is infusion bottle, infusion bag.
As the preferred embodiment of the present invention, joining outward infusion device is transfusion needle, remaining needle.
The setting joining outward infusion device can conveniently connect infusion pipeline and carries out vein puncture to patient.It is equipped with the defeated of transfusion needleThe complete clinic transfusion device of liquid pipeline composition.It is not provided with the outer infusion pipeline joining infusion device can convenient nursing personnel infuseDuring operation, to the patient being punctured with the puncture pipeline such as remaining needle, transfusion needle, directly carrying out transfusion and connecting, it is to avoid increasing nursingPersonnel remove the workload of transfusion needle and waste transfusion needle.
As the preferred embodiment of the present invention, infusion pipeline is provided with the transfusion communicating with peripheral hardware infusion vessel leakage fluid dramPipeline inlet 31 and infusion pipeline liquid outlet 32.
As the preferred embodiment of the present invention, the outer wall of hollow cavity 110 is made of clear material.
As the preferred embodiment of the present invention, the outer wall of hollow cavity 110 is made up of the material with elasticity.The material of elasticityExpect the hollow cavity outer wall made, can make in cooperation liquid-drop machine when using by operating personnel's extruded hollow chamber outer wallCavity body reaches dropping funnel function.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with hollow cavity 110 and is suspended in hollowLiquid-drop machine 111 in cavity 110, liquid-drop machine 111 is communicated with the infusion pipeline inlet 31 of peripheral hardware infusion vessel leakage fluid dram,It is provided with the drop pipe 112 with hollow pipeline 113, drop pipe 112 is provided with drop pipe liquid droping port 114, drop below liquid-drop machine 111Pipe liquid droping port 114 is connected with infusion pipeline inlet 31.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with hollow cavity 110；Upper transfusion connector11 extend internally is provided with the liquid-drop machine 111 being suspended in hollow cavity 110, and liquid-drop machine 111 is communicated with peripheral hardware infusion vesselThe infusion pipeline inlet 31 of leakage fluid dram, liquid-drop machine 111 extends downwardly and is provided with the drop pipe 112 with hollow pipeline 113, drop pipe112 are provided with drop pipe liquid droping port 114, and drop pipe liquid droping port 114 is connected with infusion pipeline inlet 31.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with uncovered hollow cavity 110, hollowThe infusion pipeline inlet 31 of peripheral hardware infusion vessel leakage fluid dram is communicated with cavity 110.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with uncovered hollow cavity 110, hollowThe infusion pipeline inlet 31 of peripheral hardware infusion vessel leakage fluid dram is communicated with cavity 110, hollow cavity 110 is fixed with suspensionLiquid-drop machine 111 in hollow cavity 110.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with uncovered hollow cavity 110, hollowThe infusion pipeline inlet 31 of peripheral hardware infusion vessel leakage fluid dram is communicated with cavity 110, hollow cavity 110 is fixed with suspensionLiquid-drop machine 111 in hollow cavity 110；Liquid-drop machine 111 is provided with the drop pipe 112 with hollow pipeline 113；On drop pipe 112It is provided with drop pipe liquid droping port 114, drop pipe liquid droping port 114 is connected with infusion pipeline inlet 31；Hollow cavity 110 bottom is provided withHollow cavity liquid outlet 116.
As the preferred embodiment of the present invention, liquid-drop machine 111 and upper transfusion connector 11 integral production, or liquid-drop machineThe 111 separate settings with upper transfusion connector 11.
As the preferred embodiment of the present invention, hollow cavity 110 bottom is provided with hollow cavity liquid outlet 116, middle cavityTransfusion catheter 3 is connected with body liquid outlet 116.
As the preferred embodiment of the present invention, hollow cavity 110 is provided with liquid medicine filtering membrane 6.
As the preferred embodiment of the present invention, upper transfusion connector 11 is hollow cylindrical.
As the preferred embodiment of the present invention, lower transfusion connector 12 is hollow cylindrical.
As the preferred embodiment of the present invention, transfusion catheter 3 connection be serially connected with transfusion connector 11 and/or under defeatedLiquid connector 12.
As the preferred embodiment of the present invention, transfusion catheter 3 connection is serially connected with transfusion connector 11.
As the preferred embodiment of the present invention, transfusion catheter 3 connection is serially connected with lower transfusion connector 12.
As the preferred embodiment of the present invention, fixation in upper transfusion connector 11 and/or lower transfusion connector 12 setsThere is transfusion catheter 3.
As the preferred embodiment of the present invention, in upper transfusion connector 11, it is fixed with transfusion catheter 3.
As the preferred embodiment of the present invention, in lower transfusion connector 12, it is fixed with transfusion catheter 3.
It is fixed with transfusion catheter 3 in transfusion connector, transfusion catheter 3 can be embedded on transfusion connector.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with the support meanss of fixing liquid-drop machine.
As the preferred embodiment of the present invention, between hollow cavity 110 inwall and liquid-drop machine 111, junction is provided with guarantee waterThe sealing device of close property.
As the preferred embodiment of the present invention, the outer surface of upper transfusion connector 11 is passivity structure.
As the preferred embodiment of the present invention, the outer surface of lower transfusion connector 12 is passivity structure.
As the preferred embodiment of the present invention, the outer surface of upper transfusion connector 11 and lower transfusion connector 12 is bluntProperty structure.
The outer surface of upper transfusion connector 11 and lower transfusion connector 12 adopts passivity to design, and can avoid sharp instrument to operatorThe injury such as the cutting of member, puncture.
As the preferred embodiment of the present invention, join outward infusion device liquid outlet pass through outward join infusion device inlet with defeatedLiquid pipeline liquid outlet 32 connects.
As the preferred embodiment of the present invention, infusion pipeline is provided with and is fixedly connected peripheral hardware infusion vessel and connects peripheral hardwareThe upper transfusion connector 11 of infusion vessel leakage fluid dram.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with and is communicated with peripheral hardware infusion vessel leakage fluid dramInfusion pipeline inlet 31.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with for being fixedly connected peripheral hardware infusion vesselFixed block 2；Lower transfusion connector 12 is provided with for being fixedly connected the outer fixed block 2 joining infusion device.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with for being fixedly connected peripheral hardware infusion vesselFixed block 2.
As the preferred embodiment of the present invention, lower transfusion connector 12 is provided with joins infusion device for outside being fixedly connectedFixed block 2.
As the preferred embodiment of the present invention, fixed block 2 is helicitic texture or buckle structure.
As the preferred embodiment of the present invention, fixed block 2 by be arranged on upper transfusion connector 11 be connected peripheral hardwareThe internal thread of infusion vessel coupling.
As the preferred embodiment of the present invention, fixed block 2 by be arranged on upper transfusion connector 11 be connected peripheral hardwareThe buckle structure of infusion vessel coupling.
As the preferred embodiment of the present invention, fixed block 2 is joined with outside being connected by being arranged on lower transfusion connector 12The internal thread of infusion device coupling.
As the preferred embodiment of the present invention, fixed block 2 is joined with outside being connected by being arranged on lower transfusion connector 12The buckle structure of infusion device coupling.
Internal thread on upper transfusion connector is coordinated with the external screw thread on peripheral hardware infusion vessel, plays and fixedly secures in connectionTransfusion connector and the effect of peripheral hardware infusion vessel；Internal thread on lower transfusion connector and the external screw thread joined outward on infusion deviceCooperation, plays the effect fixedly securing the lower transfusion connector of connection and joining outward infusion device.Similar, buckle structure or otherStructure also can reach effect same.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided around outside infusion pipeline inlet 31Transfusion sealing gasket 13.
As the preferred embodiment of the present invention, lower transfusion connector 12 is provided around outside infusion pipeline liquid outlet 32Transfusion sealing gasket 13.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with closed-loop.
As the preferred embodiment of the present invention, between upper transfusion connector 11 and peripheral hardware infusion vessel, pass through closed-loop 14Realize sealing.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with least one closed-loop 14, closed-loop 14Protrude from transfusion connector 11 outer surface, realized by closed-loop 14 close between upper transfusion connector 11 and peripheral hardware infusion vesselEnvelope.
As the preferred embodiment of the present invention, the cross section of closed-loop 14 is semicircle or trapezoidal.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with when being fixedly connected with peripheral hardware infusion vesselCooperation peripheral hardware infusion vessel is used for intercepting the baffling device 15 that internal part is communicated with the external world.
As the preferred embodiment of the present invention, baffling device 15 includes being arranged at the obstruct in transfusion connector 11 outsidePad groove 150 and the obstruct pad 151 being fixed on obstruct pad groove 150.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with when being fixedly connected with peripheral hardware infusion vesselCooperation peripheral hardware infusion vessel is used for intercepting the baffling device 15 that internal part is communicated with the external world, and baffling device 15 includes being arranged atThe obstruct pad groove 150 in transfusion connector 11 outside and the obstruct pad 151 being fixed on obstruct pad groove 150.
As the preferred embodiment of the present invention, lower transfusion connector 12 be provided with when joining infusion device outward and being fixedly connectedIntercept the baffling device 15 that internal part is communicated with the external world.
As the preferred embodiment of the present invention, baffling device 15 includes being arranged at the obstruct in lower transfusion connector 12 outsidePad groove 150 and the obstruct pad 151 being fixed on obstruct pad groove 150.
As the preferred embodiment of the present invention, lower transfusion connector 12 be provided with when joining infusion device outward and being fixedly connectedIntercept the baffling device 15 that internal part is communicated with the external world, baffling device 15 includes being arranged at the resistance in lower transfusion connector 12 outsideDottle pin groove 150 and the obstruct pad 151 being fixed on obstruct pad groove 150.
Intercept pad groove, intercept pad and the peripheral hardware infusion vessel cooperation being connected, or intercept pad groove, intercept pad and connectedOuter join infusion device cooperation can effectively separate internal part with extraneous, the application of baffling device can prevent peripheral hardware defeated wellLiquid container leakage fluid dram, infusion pipeline inlet, infusion pipeline liquid outlet, body-free transfusion puncture needle and the transfusion internal part such as sealing gasket withThe external world communicates.Peripheral hardware infusion vessel leakage fluid dram, infusion pipeline inlet, transfusion is kept to wear during upper transfusion connector usesThe internal part such as pricker and transfusion sealing gasket is in germ-free condition；Keep peripheral hardware woven hose during lower transfusion connector usesThe internal part such as road liquid outlet and transfusion sealing gasket is in germ-free condition.The application of baffling device can also keep infusing wellConnector and peripheral hardware infusion vessel, lower transfusion connector and the location status joining outward infusion device.
As the preferred embodiment of the present invention, below upper transfusion connector 11, it is connected with transfusion catheter 3.
As the preferred embodiment of the present invention, above lower transfusion connector 12, it is connected with transfusion catheter 3.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with dosing mouth.
As the preferred embodiment of the present invention, dosing mouth is provided with sealing-plug.
The setting of dosing mouth and sealing-plug can keep non-dosing state, the air-tight state of infusion pipeline, opens during dosingCan dosing.
As the preferred embodiment of the present invention, infusion pipeline is provided with flow regulator 4.
As the preferred embodiment of the present invention, transfusion catheter 3 is externally provided with flow regulator 4, or transfusion catheter 3 is connectedIt is provided with flow regulator 4.
Certainly, the invention is not limited to above-mentioned embodiment, and those of ordinary skill in the art are without prejudice to thisEquivalent variations or replacement also can be made, these equivalent modifications or replacement are all contained in the application right on the premise of spiritRequire in limited range.