CN102935252A - Balloon type automatic infusion device - Google Patents

Balloon type automatic infusion device Download PDF

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Publication number
CN102935252A
CN102935252A CN201210502630XA CN201210502630A CN102935252A CN 102935252 A CN102935252 A CN 102935252A CN 201210502630X A CN201210502630X A CN 201210502630XA CN 201210502630 A CN201210502630 A CN 201210502630A CN 102935252 A CN102935252 A CN 102935252A
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CN
China
Prior art keywords
assemblied
pump housing
cavity volume
operculum
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201210502630XA
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Chinese (zh)
Inventor
陈达锦
霍新
梁土莲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DIANBAI KANGERMEI BIOLOGICAL TECHNOLOGY CO., LTD.
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Guangdong Kang'ermei Medical Instrument Co Ltd
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Publication date
Application filed by Guangdong Kang'ermei Medical Instrument Co Ltd filed Critical Guangdong Kang'ermei Medical Instrument Co Ltd
Priority to CN201210502630XA priority Critical patent/CN102935252A/en
Publication of CN102935252A publication Critical patent/CN102935252A/en
Priority to PCT/CN2013/074057 priority patent/WO2014082413A1/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142Pressure infusion, e.g. using pumps
    • A61M5/145Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/148Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags
    • A61M5/152Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags pressurised by contraction of elastic reservoirs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142Pressure infusion, e.g. using pumps
    • A61M5/145Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/148Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags

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  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

The invention provides a balloon type automatic infusion device. The balloon type automatic infusion device is provided with a liquid storing pump, a dropping bucket, an upper guide tube, a lower guide tube, an adjusting device and a puncture needle, wherein the liquid storing pump is provided with a containing chamber, a power mechanism movably assembled in the containing chamber, and a liquid storing mechanism assembled to the front end of the containing chamber; the liquid storing mechanism is provided with a balloon cover, an elastic medicine balloon and an infusion end, wherein the infusion end is arranged on the outer side surface of the balloon cover; the elastic medicine balloon is assembled on the inner wall surface of the balloon cover in a seal way; a hollow chamber for containing liquid medicine is formed between the balloon cover and the elastic medicine balloon; and the balloon cover is fixedly assembled at the front end of the containing chamber. The elastic medicine balloon is provided with a wall and a cavity. The power mechanism is provided with a core bar, a rubber plug, a pull ring and a spring. The dropping bucket is provided with a body, an input guide tube, an exhaust device and a draining device, wherein the draining device is provided with an output tube; and a liquid inlet hole is formed on the output tube. The draining device is also provided with an assembling stand and a filtering membrane. The balloon type automatic infusion device has the characteristics of being low in cost, convenient to use, and wide in applicable scope.

Description

One seed capsules formula automatic transfusion device
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a seed capsules formula automatic transfusion device.
Background technology
Transfusion device is one of medical field intravenous injection medical supplies commonly used.In the prior art, transfusion device is pegged graft with a medicated bag usually, and the medicinal liquid in the medicated bag is delivered to vein blood vessel.
This infusion model of the prior art, transfusion device and medicated bag can only disposablely use, and can not reuse, and once the cost compare of transfusion is high.
In addition, infusion model of the prior art splashes into smoothly dropping funnel in order to ensure medicinal liquid and injects, and medicated bag must be hung on eminence and utilize action of gravity to carry out dropping liquid, causes the transfusion condition to have certain limitation.
Therefore, not enough for prior art, provide a kind of cost capsule formula automatic transfusion device low, easy to use very necessary to overcome the prior art deficiency.
Summary of the invention
One of purpose of the present invention is to avoid weak point of the prior art and a seed capsules formula automatic transfusion device is provided, this capsule formula automatic transfusion device not only cost is low but also do not need need to be hung on as transfusion device of the prior art and high-order could pass through the gravity dropping liquid, has that the environment for use of not being subjected to limits, characteristics easy to use.
Above-mentioned purpose of the present invention realizes by following technical measures.
One seed capsules formula automatic transfusion device is provided with liquid storage pump, dropping funnel, upper conduit, downcomer, adjusting device and piercing needle;
Described liquid storage pump is communicated with described dropping funnel by upper conduit, described downcomer one end is communicated with the outfan of described dropping funnel, the described downcomer other end is connected with described piercing needle, and described adjusting device is assemblied in described downcomer and described adjusting device is arranged between described dropping funnel and the described piercing needle;
Described liquid storage pump is provided with cavity volume, actuating unit and liquid storage mechanism;
It is inner that described actuating unit activity is assemblied in described cavity volume, and described liquid storage mechanism is assemblied in described cavity volume front end;
Described liquid storage mechanism is provided with operculum, elasticity medicine bag and transfusion end, described transfusion end is arranged at described operculum lateral surface, described elasticity medicine bag sealing is assemblied in the internal face of described operculum, consist of the cavity of accommodating medicinal liquid between described operculum and the described elasticity medicine bag, described operculum fixedly is assemblied in described cavity volume front end.
Above-mentioned elasticity medicine bag is provided with cyst wall and blister cavities, and described cyst wall is fixedly connected with described blister cavities, and the internal face of described cyst wall and described operculum is tightly connected.
Above-mentioned cyst wall and described blister cavities are set to integrated formed structure.
Above-mentioned actuating unit is provided with core bar, plug and spring, and described core bar is provided with draw ring;
Described cavity volume is provided with spring cup, and it is terminal that described spring cup is assemblied in described cavity volume;
Described plug fixedly is assemblied in an end of described core bar, described draw ring is assemblied in the other end of described core bar, described core bar activity is assemblied in described cavity volume and describedly passes described spring cup, described spring housing is located at described core bar, described spring is assemblied between described plug and the described spring cup, and described plug contacts with the internal face air-tight movable of described cavity volume.
Above-mentioned liquid storage pump also is provided with pump housing dosing end, pump housing dosing conduit, pump housing dosing connector and pump housing dosing liquid stopping clamp, described pump housing dosing end is arranged at described operculum, described pump housing dosing conduit one end is connected with described pump housing dosing end, the described pump housing dosing conduit other end is connected with described pump housing dosing connector, and described pump housing dosing liquid stopping clamp is assemblied in described pump housing dosing conduit and described pump housing dosing liquid stopping clamp is arranged between described pump housing dosing end and the described pump housing dosing connector.
Preferably, above-mentioned dropping funnel is provided with body, input pipe, exhaust apparatus and pumping equipment;
Described body is provided with the upper end cover that is assemblied in input and the bottom end cover that is assemblied in outfan;
Described input pipe, described exhaust apparatus all are assemblied in described upper end cover;
Described pumping equipment is arranged at the fixing assembling of described body interior and described pumping equipment and described bottom end cover;
Described pumping equipment is provided with outlet tube, and described outlet tube is provided with inlet opening, and described inlet opening is arranged at the upper end of described outlet tube.
Above-mentioned exhaust apparatus is provided with exhaust end and exhaustor, and described exhaust end fixedly is assemblied in described upper end cover, and described exhaustor is fixedly connected with described upper end cover, and described exhaustor is communicated with described exhaust end,
The part that described input pipe inserts described upper end cover is length H, and described length H is less than the distance B between the described upper end cover of described exhaustor distance.
Above-mentioned body is provided with protuberance, and described protuberance is coarser than described input and described outfan.
Above-mentioned pumping equipment also is provided with assembling stand, and described outlet tube passes described assembling stand and is fixedly connected with described assembling stand, and described assembling stand fixedly is assemblied in described bottom end cover;
Described assembling stand lower surface is provided with filtration membrane, and described filtration membrane is assemblied between described assembling stand and the described bottom end cover, and the aperture of described filtration membrane is not more than 5 microns.
Above-mentioned inlet opening is set to square hole, and described inlet opening is provided with at least two, and described inlet opening is uniformly distributed in described outlet tube upper end.
Beneficial effect of the present invention:
Capsule formula automatic transfusion device of the present invention is provided with liquid storage pump, dropping funnel, upper conduit, downcomer, adjusting device and piercing needle; Described liquid storage pump is communicated with described dropping funnel by upper conduit, described downcomer one end is communicated with the outfan of described dropping funnel, the described downcomer other end is connected with described piercing needle, and described adjusting device is assemblied in described downcomer and described adjusting device is arranged between described dropping funnel and the described piercing needle; Described liquid storage pump is provided with cavity volume, actuating unit and liquid storage mechanism; It is inner that described actuating unit activity is assemblied in described cavity volume, and described liquid storage mechanism is assemblied in described cavity volume front end; Described liquid storage mechanism is provided with operculum, elasticity medicine bag and transfusion end, described transfusion end is arranged at described operculum lateral surface, described elasticity medicine bag sealing is assemblied in the internal face of described operculum, consist of the cavity of accommodating medicinal liquid between described operculum and the described elasticity medicine bag, described operculum fixedly is assemblied in described cavity volume front end.
This capsule formula automatic transfusion device, by by twitching actuating unit medicinal liquid being pumped into the cavity storage from the transfusion end, along with sucking increasing of medicinal liquid, the elasticity medicine bag will be strutted and be entered cavity volume during use; And when injection actuating unit promote again the elasticity medicine bag medicinal liquid pushed away from the transfusion end.The liquid that this capsule formula automatic transfusion device is injected only is stored in liquid storage mechanism, can not enter other parts, so in infusion process, can not cause the pollution of cavity volume, actuating unit, inject complete after, different patients also can reuse cavity volume, actuating unit part.Because the liquid storage pump is behind pumping liquid, under the restoring force effect of its actuating unit, actuating unit will promote the elasticity medicine bag automatically so that liquid is wherein exported by the transfusion end.Because the active force of actuating unit all exists under any state, so adopt this capsule formula automatic transfusion device to infuse, do not need to be placed in a high position, traverse, vertically put all and can effectively infuse, easy to use, the scope of application is broad.
This capsule formula automatic transfusion device not only cost is low but also do not need need to be hung on as transfusion device of the prior art and high-order could pass through the gravity dropping liquid, has that the environment for use of not being subjected to limits, characteristics easy to use.
Description of drawings
The invention will be further described to utilize accompanying drawing, but the content in the accompanying drawing does not consist of any limitation of the invention.
Fig. 1 is the structural representation of the present invention's one seed capsules formula automatic transfusion device.
Fig. 2 is the liquid storage pump structure sketch map of capsule formula automatic transfusion device of the present invention.
Fig. 3 is the explosive view of the liquid storage pump of capsule formula automatic transfusion device of the present invention.
Fig. 4 is the cross-sectional view of the liquid storage pump of capsule formula automatic transfusion device of the present invention.
Fig. 5 is the structural representation of the dropping funnel of capsule formula automatic transfusion device of the present invention.
Fig. 6 is the explosive view of the dropping funnel of capsule formula automatic transfusion device of the present invention.
Fig. 7 is the cross-sectional view of the dropping funnel of capsule formula automatic transfusion device of the present invention.
In Fig. 1 to Fig. 7, include:
Liquid storage pump 10,
Cavity volume 1100,
Spring cup 1110,
Actuating unit 1200,
Core bar 1210,
Plug 1220,
Draw ring 1230, attacker 1231, department of assembly 1232,
Spring 1240,
Liquid storage mechanism 1300,
Operculum 1310,
Elasticity medicine bag 1320, cyst wall 1321, blister cavities 1322,
Transfusion end 1330,
Dropping funnel 20,
Body 2100, upper end cover 2110, bottom end cover 2120, protuberance 2130,
Input pipe 2200,
Exhaustor 2310, exhaust end 2320,
Outlet tube 2410, inlet opening 2420, assembling stand 2430, filtration membrane 2440,
Dropping funnel dosing end 2500,
The part that input pipe inserts upper end cover be length H,
Exhaustor apart from the distance B between the upper end cover,
Upper conduit 30, downcomer 40, adjusting device 50, piercing needle 60,
Pump housing dosing end 70, pump housing dosing conduit 71, pump housing dosing connector 72, pump housing dosing liquid stopping clamp 73,
Conduit liquid stopping clamp 80,
Reserve part 600 after this capsule formula automatic transfusion device uses.
The specific embodiment
The invention will be further described with the following Examples.
Embodiment 1.
One seed capsules formula automatic transfusion device to shown in Figure 7, is provided with liquid storage pump 10, dropping funnel 20, upper conduit 30, downcomer 40, adjusting device 50 and piercing needle 60 such as Fig. 1.
Liquid storage pump 10 is communicated with dropping funnel 20 by upper conduit 30, for the ease of control, upper conduit 30 can also arrange a conduit liquid stopping clamp 80 prevent when carrying out liquid feeding bottom the medicinal liquid backflow of transfusion device.
Downcomer 40 1 ends are communicated with the outfan of dropping funnel 20, and downcomer 40 other ends are connected with piercing needle 60, and adjusting device 50 is assemblied in downcomer 40 and adjusting device 50 is arranged between dropping funnel 20 and the piercing needle 60.
The liquid storage pump to shown in Figure 4, is provided with cavity volume 1100, actuating unit 1200 and liquid storage mechanism 1300 such as Fig. 2.Actuating unit 1200 activities are assemblied in cavity volume 1100 inside, and liquid storage mechanism 1300 is assemblied in cavity volume 1100 front ends.
Liquid storage mechanism 1300 is provided with operculum 1310, elasticity medicine bag 1320 and transfusion end 1330, transfusion end 1330 is arranged at operculum 1310 lateral surface, 1320 sealings of elasticity medicine bag are assemblied in the internal face of operculum 1310, consist of the cavity of accommodating medicinal liquid between operculum 1310 and the elasticity medicine bag 1320, operculum 1310 fixedly is assemblied in cavity volume 1100 front ends.Concrete, cavity volume 1100 front ends are threaded with operculum 1310.When carrying out the liquid suction, liquid will be by in transfusion end 1330 cavitys that enter between operculum 1310 and the elasticity medicine bag 1320.
Need to prove, except being threaded, can also otherwise connect between cavity volume 1100 front ends and the operculum 1310 that such as the buckle connection etc., concrete connected mode can flexible choice.
Elasticity medicine bag 1320 is provided with cyst wall 1321 and blister cavities 1322, and cyst wall 1321 is fixedly connected with blister cavities 1322, and cyst wall 1321 is tightly connected with the internal face of operculum 1310.Cyst wall 1321 conveniently is tightly connected with operculum 1310 internal faces, and blister cavities 1322 is convenient to and operculum 1310 forms cavitys.Cyst wall 1321 can fixedly be welded in the microwave joining mode internal face of operculum 1310, and welded seal is effective, and easy to process.Certainly, cyst wall 1321 also can otherwise be tightly connected in operculum 1310, as gluing etc.
Owing to be tightly connected between elasticity medicine bag 1320 and the operculum 1310, after medicinal liquid entered in the cavity by transfusion end 1330, medicinal liquid only contacted with operculum 1310 parts with elasticity medicine bag 1320, can not contact miscellaneous part.
The liquid storage pump also is provided with pump housing dosing end 70, pump housing dosing conduit 71, pump housing dosing connector 72 and pump housing dosing liquid stopping clamp 73, pump housing dosing end 70 is arranged at operculum 1310, pump housing dosing conduit 71 1 ends are connected with pump housing dosing end 70, pump housing dosing conduit 71 other ends are connected with pump housing dosing connector 72, and pump housing dosing liquid stopping clamp 73 is assemblied in pump housing dosing conduit 71 and pump housing dosing liquid stopping clamp 73 is arranged between pump housing dosing end 70 and 9 pump housing dosing connectors 72.
By pump housing dosing connector 72, pump housing dosing conduit 71 and pump housing dosing end 70, can conveniently carry out dosing, easy to use.
Actuating unit 1200 is provided with core bar 1210, plug 1220 and spring 1240, and core bar 1210 is provided with draw ring 1230.Cavity volume 1100 is provided with spring cup 1110, and spring cup 1110 is assemblied in cavity volume 1100 ends.
Plug 1220 fixedly is assemblied in an end of core bar 1210, draw ring 1230 is assemblied in the other end of core bar 1210, spring 1240 is sheathed on core bar 1210, core bar 1210 activities are assemblied in cavity volume 1100 and pass spring cup 1110, spring 1240 is arranged between plug 1220 and the spring cup 1110, and plug 1220 contacts with the internal face air-tight movable of cavity volume 1100.
Plug 1220 contacts with cavity volume 1100 internal face air-tight movables, when by draw ring 1230 core bar 1210 being spurred towards cavity volume 1100 ends, spring 1240 will be compressed, plug 1220 forms negative pressure cavity with the space of cavity volume 1100 front ends simultaneously, liquid to be sucked like this will be by transfusion end 1330 cavitys that enter between operculum 1310 and the elasticity medicine bag 1320, and elasticity medicine bag 1320 and liquid wherein also progress in the cavity volume 1100.When injecting, spring 1240 is under the effect of restoring force, to reset gradually, in spring 1240 reseting procedures, because spring 1240 other ends are stuck in spring cup 1110, move towards cavity volume 1100 front ends so spring 1240 will promote plug 1220, like this liquid storage mechanism 1300 pressurizeds, liquid wherein will be by 1330 outputs of transfusion end, meanwhile elasticity medicine bag 1320 and liquid also leave gradually cavity volume 1100.
For handled easily, draw ring 1230 is provided with attacker 1231 and department of assembly 1232, and department of assembly 1232 is fixedly connected with attacker 1231, and department of assembly 1232 fixedly is assemblied in cavity volume 1100 ends.Department of assembly 1232 is connected with cavity volume 1100 end thread.Need to prove, be connected except engage thread between department of assembly 1232 and cavity volume 1100 ends, can also otherwise connect, such as buckle connection, interference assembling etc.
This liquid storage pump, in carrying out liquid suction and output procedure, liquid only contacts operculum 1310 and elasticity medicine bag 1320 parts, does not contact with other parts.So after user uses, for fear of infection, used operculum 1310 and elasticity medicine bag 1320 are abandoned, and cavity volume 1100 and actuating unit 1200 can also continue to use.Reserve part 600 after the use as shown in Figure 3.The new liquid storage mechanism 1300 of original reserve part 600 assemblings can be consisted of new liquid storage pump again to be continued to use.So this liquid storage pump can be realized the recycling of partial component, use cost is low, more environmental protection.
This liquid storage pump 10 is owing to adopt spring 1240 grades to consist of actuating unit 1200, so in the time of with the assembling such as dropping funnel injection, the restoring force of spring 1240 will automatically promote medicinal liquid and enter dropping funnel and inject, so this capsule formula automatic transfusion device can keep flat, tiltedly put or hang and can inject, the shelf that does not need in the prior art transfusion that one high position must be set is hung on a high position with medicated bag and just can injects.
In sum, this liquid storage pump has use cost characteristics low, easy to use.
Dropping funnel 20 to shown in Figure 7, is provided with body 2100, input pipe 2200, exhaust apparatus, dropping funnel dosing end 2500 and pumping equipment such as Fig. 5.
Body 2100 is provided with protuberance 2130, and this protuberance 2130 is coarser than input and outfan.The structure setting of protuberance 2130 is so that the memory capacity of this dropping funnel is large.In addition, because input is thinner, observe easily the speed of dripping of input pipe 2200 at input.Outfan is less, when liquid be transported to a certain amount of after, medical personnel can conveniently see the conveying condition of liquid.
The structure setting of protuberance 2130, in infusion process, how no matter dropping funnel placed can normally be carried liquid, easy to use and flexible.
Body 2100 is provided with the upper end cover 2110 that is assemblied in input and the bottom end cover 2120 that is assemblied in outfan.
Input pipe 2200, exhaust apparatus and dropping funnel dosing end 2500 all are assemblied in upper end cover 2110.Input pipe 2200 is used for the liquid that the pump housing 10 is carried by upper conduit 30 is delivered to dropping funnel 20, and exhaust apparatus is used in infusion process the gas in the dropping funnel 20 being discharged at any time, and dropping funnel dosing end 2500 can Quick-adding medicine.Need to prove, also can dropping funnel dosing end 2500 be set according to practical situation.
Concrete, exhaust apparatus is provided with exhaust end 2320 and exhaustor 2310, and exhaust end 2320 fixedly is assemblied in upper end cover 2110, and exhaustor 2310 is fixedly connected with upper end cover 2110, and exhaustor 2310 is communicated with exhaust end 2320.
The part that input pipe 2200 inserts upper end covers 2110 is length H, length H less than exhaustor 2310 apart from the distance B between the upper end cover 2110.When infusing, the liquid of outside medicated bag is connected with input pipe 2200, and input pipe 2200 splashes in the dropping funnel, and medical personnel observe the speed of dripping of liquid by input pipe 2200 usually.Apart from the distance B between the upper end cover 2110, the gas in dropping funnel will can not be lower than exhaustor 2310 ends to the length H of input pipe 2200 insertion upper end covers 2110 like this less than exhaustor 2310, and the liquid level in the dropping funnel can not be higher than exhaustor 2310 ends yet.Like this, just can effectively observe the speed of dripping of input pipe 2200 ends.
Pumping equipment is arranged at body 2100 inside and pumping equipment and bottom end cover 2120 fixing assemblings.
Pumping equipment is provided with outlet tube 2410, and outlet tube 2410 is provided with inlet opening 2420, and inlet opening 2420 is arranged at the upper end of outlet tube 2410.
Inlet opening 2420 is set to square hole.Inlet opening 2420 is set to three, and inlet opening 2420 is uniformly distributed in outlet tube 2410 upper ends.
Usually, inlet opening 2420 is set to more than two usually, such as five, seven.Also can be set to as required an inlet opening 2420.
Pumping equipment also is provided with assembling stand 2430, and outlet tube 2410 passes assembling stand 2430 and is fixedly connected with assembling stand 2430, and assembling stand 2430 fixedly is assemblied in bottom end cover 2120.
Assembling stand 2430 lower surfaces are provided with filtration membrane 2440, and filtration membrane 2440 is assemblied between assembling stand 2430 and the bottom end cover 2120.The aperture of filtration membrane 2440 is not more than 5 microns, can accurately filter the granule more than 5 microns, and good filtration effect can effectively prevent particle contamination.
In infusion process, the liquid in the body 2100 enters outlet tube 2410 by inlet opening 2420, is discharged by bottom end cover 2120 after diaphragm 2440 filters after filtration by outlet tube 2410.Because apocenosis passage only has inlet opening 2420, outlet tube 2410, so liquid can only be discharged by this passage.
The setting of exhaust apparatus, pumping equipment, no matter which kind of state dropping funnel is in, and air all can not enter downcomer, can prevent that gas from passing through outlet tube 2410 and discharging, guarantee that gas enters vein blood vessel in the infusion process, can guarantee infusion safety, avoid the blood back phenomenon to occur.
This capsule formula automatic transfusion device operation principle is: before infusing, first by liquid storage pump 10 pumping liquids, specifically: pulling core bar liquid is drawn into liquid storage mechanism, and this moment, spring was in compressive state; Then upper conduit is connected with the transfusion end 1330 of liquid storage mechanism; At this moment, unclamp core bar, spring resets under the restoring force effect gradually, spring 1240 will promote plug 1220 and move towards cavity volume 1100 front ends, such liquid storage mechanism 1300 pressurizeds, liquid wherein will enter dropping funnel 20 by 1330 outputs of transfusion end, and the liquid in the dropping funnel 20 enters outlet tube output by inlet opening, is delivered to the injection needle injection by downcomer.
This capsule formula automatic transfusion device, the liquid storage pump 10 that employing spring etc. consists of, in carrying out infusion process, removing outside operculum and the elasticity medicine bag part of liquid storage pump all do not contact medicinal liquid, reuses so can assemble new parts.After being infusion-completed, assembling new operculum, elasticity medicine bag and new dropping funnel, upper conduit, downcomer, injection needle and can form new transfusion device and infuse.So the present invention can realize reusing of part parts, use cost is cheap, more environmental protection.
In addition, this capsule formula automatic transfusion device, the power of infusing be from the restoring force of spring, thus do not need to hang the position and could effectively infuse as needing to arrange an eminence in the prior art, no matter horizontal, still place vertically, tiltedly put all and can effectively infuse, use convenient.This capsule formula automatic transfusion device does not need need to be hung on as transfusion device of the prior art high-order by gravity ability dropping liquid, has the restriction of the environment for use of not being subjected to, characteristics easy to use.
This capsule formula automatic transfusion device, configuration has the dropping funnel of exhaust apparatus, and the gas in infusion process in the dropping funnel can be discharged by exhaust apparatus in real time, avoids gas to enter transfusion catheter and causes the blood back phenomenon to occur.
In addition, the present invention also has characteristics simple in structure, that cost is low, easy to use.
Embodiment 2.
One seed capsules formula automatic transfusion device, other structure is identical with embodiment 1, difference is: cyst wall 1321 and blister cavities 1322 are set to integrated formed structure, have easy to process, with low cost, good sealing effect specific.
Should be noted that at last; above embodiment only is used for technical scheme of the present invention being described but not limiting the scope of the invention; although with reference to preferred embodiment the present invention has been done detailed description; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement technical scheme of the present invention, and not break away from essence and the scope of technical solution of the present invention.

Claims (10)

1. a seed capsules formula automatic transfusion device is characterized in that: be provided with liquid storage pump, dropping funnel, upper conduit, downcomer, adjusting device and piercing needle;
Described liquid storage pump is communicated with described dropping funnel by upper conduit, described downcomer one end is communicated with the outfan of described dropping funnel, the described downcomer other end is connected with described piercing needle, and described adjusting device is assemblied in described downcomer and described adjusting device is arranged between described dropping funnel and the described piercing needle;
Described liquid storage pump is provided with cavity volume, actuating unit and liquid storage mechanism;
It is inner that described actuating unit activity is assemblied in described cavity volume, and described liquid storage mechanism is assemblied in described cavity volume front end;
Described liquid storage mechanism is provided with operculum, elasticity medicine bag and transfusion end, described transfusion end is arranged at described operculum lateral surface, described elasticity medicine bag sealing is assemblied in the internal face of described operculum, consist of the cavity of accommodating medicinal liquid between described operculum and the described elasticity medicine bag, described operculum fixedly is assemblied in described cavity volume front end.
2. capsule formula automatic transfusion device according to claim 1, it is characterized in that: described elasticity medicine bag is provided with cyst wall and blister cavities, and described cyst wall is fixedly connected with described blister cavities, and the internal face of described cyst wall and described operculum is tightly connected.
3. capsule formula automatic transfusion device according to claim 2, it is characterized in that: described cyst wall and described blister cavities are set to integrated formed structure.
4. capsule formula automatic transfusion device according to claim 3, it is characterized in that: described actuating unit is provided with core bar, plug and spring, and described core bar is provided with draw ring;
Described cavity volume is provided with spring cup, and it is terminal that described spring cup is assemblied in described cavity volume;
Described plug fixedly is assemblied in an end of described core bar, described draw ring is assemblied in the other end of described core bar, described core bar activity is assemblied in described cavity volume and describedly passes described spring cup, described spring housing is located at described core bar, described spring is assemblied between described plug and the described spring cup, and described plug contacts with the internal face air-tight movable of described cavity volume.
5. capsule formula automatic transfusion device according to claim 4, it is characterized in that: described liquid storage pump also is provided with pump housing dosing end, pump housing dosing conduit, pump housing dosing connector and pump housing dosing liquid stopping clamp, described pump housing dosing end is arranged at described operculum, described pump housing dosing conduit one end is connected with described pump housing dosing end, the described pump housing dosing conduit other end is connected with described pump housing dosing connector, and described pump housing dosing liquid stopping clamp is assemblied in described pump housing dosing conduit and described pump housing dosing liquid stopping clamp is arranged between described pump housing dosing end and the described pump housing dosing connector.
6. according to claim 1 to the described capsule formula of 5 any one automatic transfusion device, it is characterized in that: described dropping funnel is provided with body, input pipe, exhaust apparatus and pumping equipment;
Described body is provided with the upper end cover that is assemblied in input and the bottom end cover that is assemblied in outfan;
Described input pipe, described exhaust apparatus all are assemblied in described upper end cover;
Described pumping equipment is arranged at the fixing assembling of described body interior and described pumping equipment and described bottom end cover;
Described pumping equipment is provided with outlet tube, and described outlet tube is provided with inlet opening, and described inlet opening is arranged at the upper end of described outlet tube.
7. capsule formula automatic transfusion device according to claim 6, it is characterized in that: described exhaust apparatus is provided with exhaust end and exhaustor, described exhaust end fixedly is assemblied in described upper end cover, and described exhaustor is fixedly connected with described upper end cover, and described exhaustor is communicated with described exhaust end;
The part that described input pipe inserts described upper end cover is length H, and described length H is less than the distance B between the described upper end cover of described exhaustor distance.
8. capsule formula automatic transfusion device according to claim 7, it is characterized in that: described body is provided with protuberance, and described protuberance is coarser than described input and described outfan.
9. capsule formula automatic transfusion device according to claim 8, it is characterized in that: described pumping equipment also is provided with assembling stand, and described outlet tube passes described assembling stand and is fixedly connected with described assembling stand, and described assembling stand fixedly is assemblied in described bottom end cover;
Described assembling stand lower surface is provided with filtration membrane, and described filtration membrane is assemblied between described assembling stand and the described bottom end cover, and the aperture of described filtration membrane is not more than 5 microns.
10. according to claim 9 from aerofluxus Anti-bubble dropping funnel, it is characterized in that: described inlet opening is set to square hole, and described inlet opening is provided with at least two, and described inlet opening is uniformly distributed in described outlet tube upper end.
CN201210502630XA 2012-11-30 2012-11-30 Balloon type automatic infusion device Pending CN102935252A (en)

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PCT/CN2013/074057 WO2014082413A1 (en) 2012-11-30 2013-04-11 Bladder-type automatic infusion apparatus

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WO2014082413A1 (en) * 2012-11-30 2014-06-05 电白县康尔美生物科技有限公司 Bladder-type automatic infusion apparatus
CN106078179A (en) * 2016-07-20 2016-11-09 梁启明 A kind of liquid stopping clamp assembles device with conduit
CN108261581A (en) * 2017-10-26 2018-07-10 江苏金塔药业有限公司 Liquid-feeding pump system
US10864319B2 (en) 2015-07-08 2020-12-15 Cebika Inc. Balloon infuser

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US5167631A (en) * 1991-09-17 1992-12-01 Imed Corporation Portable infusion device
CN1608687A (en) * 2004-11-24 2005-04-27 周冠旻 Low position medical infusion apparatus
CN102688533A (en) * 2012-06-26 2012-09-26 广东康尔美医疗器械有限公司 Self-stopping type accurate filtering transfusion apparatus capable of preventing blood return
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WO2014082413A1 (en) * 2012-11-30 2014-06-05 电白县康尔美生物科技有限公司 Bladder-type automatic infusion apparatus
US10864319B2 (en) 2015-07-08 2020-12-15 Cebika Inc. Balloon infuser
CN106078179A (en) * 2016-07-20 2016-11-09 梁启明 A kind of liquid stopping clamp assembles device with conduit
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CN108261581A (en) * 2017-10-26 2018-07-10 江苏金塔药业有限公司 Liquid-feeding pump system

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