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, medicinal 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 spike and the drop pipe with hollow pipeline；Drop pipe is provided withDrop 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, transfusion 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 defeated with what infusion vessel leakage fluid dram communicatedLiquid 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, liquid-drop machine is provided with guiding gutter and/or hollow channelSpike.
It is further used as the improvement of technical solution of the present invention, spike is provided with the puncture ridge of outwardly convex.
Be further used as the improvement of technical solution of the present invention, spike upper limb non-bulging in upper transfusion connectorUpper plane.
It is further used as the improvement of technical solution of the present invention, hollow pipeline is interconnected with hollow channel.
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, is provided with the drop pipe with hollow pipeline below liquid-drop machine, be provided with above liquid-drop machine band guiding gutter and/orThe spike of hollow channel.
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 extends downwardly and is provided with the drop pipe with hollow pipeline,Liquid-drop machine upwardly extend be provided with guiding gutter and/or hollow channel spike.
It is further used as the improvement of technical solution of the present invention, upper transfusion connector is provided with hollow cavity with to connect peripheral hardware defeatedThe infusion pipeline inlet of liquid container leakage fluid dram, upper transfusion connector also extends internally and is provided with the dropping liquid being suspended in hollow cavityDevice；Liquid-drop machine extends downwardly and is provided with the drop pipe with hollow pipeline, and liquid-drop machine upwardly extends and is provided with band guiding gutter and/or hollowThe spike of passage；Drop pipe is provided with drop pipe liquid droping port, and drop pipe liquid droping port is connected with infusion pipeline inlet；DefeatedThe non-bulging upper plane in upper transfusion connector of liquid perforator upper limb.
It is further used as the improvement of technical solution of the present invention, liquid-drop machine upwardly extends and is provided with the vein puncture with hollow channelDevice, spike is communicated with the infusion pipeline inlet of peripheral hardware infusion vessel leakage fluid dram；Liquid-drop machine is provided with band hollowThe drop pipe of pipeline, drop pipe is provided with drop pipe liquid droping port, and drop pipe liquid droping port is connected with infusion pipeline inlet；Transfusion is wornThe thorn non-bulging upper plane in upper transfusion connector of device upper limb.
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 is arranged independently of one another 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 cavityBody liquid outlet is provided with transfusion catheter.
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 liquid-drop machine and hollow cavity inwall, 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 helicitic texture 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 female 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.
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 helicitic texture of infusion device coupling.
It is further used as the improvement of technical solution of the present invention, fixed block is the female 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, upper transfusion connector is provided with closed-loop.
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 least one closed-loop, closed-loopProtrude from transfusion connector inner 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 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, 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；UpperHollow cavity is arranged on transfusion connector, only need to simply increase liquid-drop machine, you can as dropping funnel application, material-saving, reduce diseasePeople's expense；Spike is also disposed in transfusion connector, spike upper limb non-bulging in upper transfusion connectorUpper plane, it is to avoid during transfusion operation, nursing staff is exposed among sharp keen sting device environment.
By being threaded, the fixed block attachment structure of the form such as buckle structure, enable transfusion connector defeated with peripheral hardwareLiquid container is fixedly connected, 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 aseptic condition of medicinal 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 first embodiment overall structure diagram in the present invention；
Fig. 3 is transfusion connector first embodiment liquid-drop machine overall structure diagram in the present invention；
Fig. 4 is transfusion connector second embodiment overall structure diagram in the present invention；
Fig. 5 is transfusion connector second embodiment liquid-drop machine overall structure diagram in the present invention；
Fig. 6 is transfusion connector second embodiment liquid-drop machine top view in the present invention；
Fig. 7 is spike horizontal profile structure schematic diagram on transfusion connector second embodiment liquid-drop machine in the present invention；
Fig. 8 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. 8, 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 adapter 11；Liquid-drop machine 111 is provided with defeatedLiquid perforator 117 and the drop pipe 112 with hollow pipeline 113；Drop pipe 112 is provided with drop pipe liquid droping port 114, and drop pipe dripsLiquid mouth 114 is connected with infusion pipeline inlet 31；Infusion pipeline 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, transfusion 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 infusion pipeline communicating with infusion vessel leakage fluid dramInlet 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 operator's extruded hollow chamber outer wallCavity body reaches dropping funnel function.
As the preferred embodiment of the present invention, liquid-drop machine 111 is provided with band guiding gutter 118 and/or hollow channel 119Spike 117.
As the preferred embodiment of the present invention, spike 117 is provided with the puncture ridge 120 of outwardly convex.
Preferably, spike 117 is needle-like sharp object, and the cross section of spike 117 is cross, or adoptsWith shapes such as trilobals, outer surface is provided with puncture ridge 120 and guiding gutter 118.Transfusion with puncturing ridge 120 and guiding gutter 118 is wornThorn device 117, after making vein puncture with the supporting infusion vessel with diaphragm seal, supports diaphragm seal using puncturing ridge 120, keeps awayExempt from its closure, then coordinate guiding gutter 118, make infusion vessel inner liquid medicine between diaphragm seal and spike 117 space through leadingChute 118 flows into infusion pipeline.Certainly, spike 117 Direct perforantes with hollow channel 119 enter infusion vessel, can be straightConnect and medicinal liquid drain is entered infusion pipeline.
As the preferred embodiment of the present invention, spike 117 upper limb non-bulging in upper transfusion connector 11Upper plane.
As the preferred embodiment of the present invention, hollow pipeline 113 is interconnected with hollow channel 119.
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, is provided with the drop pipe 112 with hollow pipeline 113, above liquid-drop machine 111 below liquid-drop machine 111It is provided with the spike 117 with guiding gutter 118 and/or hollow channel 119.
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 extends downwardly and is provided with band hollow pipeline113 drop pipe 112, liquid-drop machine 111 upwardly extend be provided with guiding gutter 118 and/or hollow channel 119 vein punctureDevice 117.
As the preferred embodiment of the present invention, upper transfusion connector 11 is provided with hollow cavity 110 with to connect peripheral hardware defeatedThe infusion pipeline inlet 31 of liquid container leakage fluid dram, upper transfusion connector 11 also extends internally to be provided with and is suspended in hollow cavity 110Interior liquid-drop machine 111；Liquid-drop machine 111 extends downwardly and is provided with the drop pipe 112 with hollow pipeline 113, and liquid-drop machine 111 upwardly extendsIt is provided with the spike 117 with guiding gutter 118 and/or hollow channel 119；Drop pipe 112 is provided with drop pipe liquid droping port114, drop pipe liquid droping port 114 is connected with infusion pipeline inlet 31；Spike 117 upper limb is non-bulging in upper transfusion evenConnect the upper plane of device 11.
As the preferred embodiment of the present invention, liquid-drop machine 111 upwardly extends and is provided with the vein puncture with hollow channel 119Device 117, spike 117 is communicated with the infusion pipeline inlet 31 of peripheral hardware infusion vessel leakage fluid dram；On liquid-drop machine 111Be provided with the drop pipe 112 with hollow pipeline 113, drop pipe 112 is provided with drop pipe liquid droping port 114, drop pipe liquid droping port 114 withInfusion pipeline inlet 31 connects；The non-bulging upper plane in upper transfusion connector 11 of spike 117 upper limb.
As the preferred embodiment of the present invention, liquid-drop machine 111 and upper transfusion connector 11 integral production, or liquid-drop machine111 are arranged independently of one another 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 cavityBody liquid outlet 116 is provided with transfusion catheter 3.
Hollow cavity is arranged on upper transfusion connector, only need to simply increase liquid-drop machine, you can as dropping funnel application, saveMaterial, reduces patients ' expenses.
As the preferred embodiment of the present invention, hollow cavity 110 is provided with liquid medicine filtering membrane 6.The setting of liquid medicine filtering membrane 6Put the insoluble micro-particle that can filter in medicinal liquid, reduce infusion reaction.
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 adapter 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.
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 liquid-drop machine 111 and hollow cavity 110 inwall, 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 helicitic texture 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 female 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 helicitic texture 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 female 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.
Female 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；Female 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 14.
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 inner 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 connectedThe outer infusion device of joining of cooperation is 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 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 connectedFor intercepting internal part with the extraneous baffling device 15 communicating, baffling device 15 includes being arranged at down the outer infusion device of joining of cooperationThe obstruct pad groove 150 in transfusion connector 12 outside 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 wellIn liquid container leakage fluid dram, infusion pipeline inlet, infusion pipeline liquid outlet, liquid-drop machine, spike and transfusion sealing gasket etc.Portion's part is communicated with the external world.Keep peripheral hardware infusion vessel leakage fluid dram, infusion pipeline feed liquor during upper transfusion connector usesThe internal parts such as mouth, liquid-drop machine, spike and transfusion sealing gasket are in the state of being isolated from the outside；Make in lower transfusion connectorWith during keep peripheral hardware infusion pipeline liquid outlet and the transfusion internal part such as sealing gasket to be in the state of being isolated from the outside.EffectivelyKeep the aseptic of infusion process.The application of baffling device can also keep well transfusion connector and peripheral hardware infusion vessel, underTransfusion connector and the location status joining outward infusion device.
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.