CN104474603A - Self-exhausting, liquid-stopping and liquid-purifying infusion apparatus and safe infusion method thereof - Google Patents
Self-exhausting, liquid-stopping and liquid-purifying infusion apparatus and safe infusion method thereof Download PDFInfo
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- CN104474603A CN104474603A CN201410822966.3A CN201410822966A CN104474603A CN 104474603 A CN104474603 A CN 104474603A CN 201410822966 A CN201410822966 A CN 201410822966A CN 104474603 A CN104474603 A CN 104474603A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/36—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M2005/1401—Functional features
- A61M2005/1406—Minimizing backflow along the delivery catheter track
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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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Emergency Medicine (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to a self-exhausting, liquid-stopping and liquid-purifying infusion apparatus and a safe infusion method thereof. The infusion apparatus comprises a bottle stopper puncture device, an air inlet seat, a short infusion guide tube, an annular water-stop, a dripping bucket part, a long infusion guide tube, a flow regulator, a Y-shaped injection part, a liquid medicine filter and a disposable intravenous infusion needle, wherein the dripping bucket part comprises a dripping bucket upper cover, a dripping bucket and a dripping bucket base; an exhaust column is arranged on the dripping bucket upper cover; a liquid stop film is arranged on a spacer layer on the lower part of the dripping bucket; an air inlet hole is formed in the dripping bucket base. By adopting the self-exhausting, liquid-stopping and liquid-purifying infusion apparatus and the safe infusion method thereof disclosed by the invention, the functions of automatically exhausting, automatically stopping liquid and purifying liquid through an infusion tube are realized, and the labor intensity of medical personnel is lowered.
Description
Technical field
The present invention relates to clinical transfusion aseptic medical equipment, particularly relate to a kind of stop liquid from aerofluxus can liquid transfusion device and safe infusion method thereof only.
Background technology
At present, use common transfusion primarily of bottle plug puncture unit protective cap, bottle plug puncture unit, transfusion tubulature, aerofluxus tubulature, air filter, dropper, dropping funnel, transfusion long duct, transfusion long duct, medicine filter and single use intravenous needle composition in medical field clinically.When using general infusion set transfusion, manually must squeeze dropping funnel, could medicinal liquid be introduced in dropping funnel from infusion bottle, enter in dropping funnel process at medicinal liquid, medicinal liquid easily by the gas press-in transfusion long duct in dropping funnel, produces bubble in pipe, simultaneously, due to the effect of tube for transfusion inner wall surface tension force, inwall easily adsorbs a small amount of bubble, and exclusion process is difficult, loaded down with trivial details, time-consuming, if can not get rid of bubble very well, bubble enters in patient body with medicinal liquid, easily causes the danger such as aeroembolism.Current medical personnel to patient fluid infusion's front exhaust mode are being: after bottle plug puncture unit inserts infusion bottle; be inverted dropping funnel; squeezing dropping funnel with hands makes medicinal liquid enter in dropping funnel; until dropping funnel inner liquid medicine reach a certain amount of after; put down dropping funnel; as far as possible by most of removal of bubbles; for inwall absorption bubble; need medical personnel's springing transfusion catheter repeatedly; bubble is rushed in dropping funnel, whole process is time-consuming, effort, loaded down with trivial details, add the working strength of medical personnel; simultaneously when being critically ill patient in the face of urgent transfusion and rescue, serious consequence will be caused.
And, the usual one-to-many of medical personnel look after patient fluid infusion, the amount of labour, intensity are all very large, in infusion process, normal appearance fails change infusion bottle in time or pull out transfusion needle because of medical personnel, patient or family numbers of patients, cause in blood backflow transfusion catheter or bubble enters in patient body and causes the adverse consequencess such as aeroembolism, bring heavy mental burden to medical personnel, patient or family numbers of patients.
In addition; by improving general infusion set dropping funnel structure or add only liquid adnexa near dropping funnel; though can realize simply stopping liquid and aerofluxus; but still effectively cannot solve aerofluxus bubble problem when changing infusion bottle, meanwhile, simple only liquid causes part liquor residue at dropping funnel with in transfusion long duct; can not well enter in patient body; cause curative liquor quantity not sufficient and liquid waste, especially when the few dosage of needs of patients input, expensive help medicinal liquid are critically ill in urgent rescue, will serious consequence be caused.
Therefore, for above-mentioned general infusion set and improvement transfusion device Problems existing, in clinical transfusion process, use a kind of transfusion device possessing automatic vent, automatic liquid-stopping and tube for transfusion clean liquid function particularly important.
Summary of the invention
The object of the invention is providing a kind of transfusion device possessing the clean liquid function of automatic vent, automatic liquid-stopping and tube for transfusion, overcome front loaded down with trivial details, the time-consuming preparation of transfusion, prepare to reduce medical personnel's labor intensity, realize safe, quick, enough transfusions.
Given this, the present invention discloses following technical scheme:
A kind of stop liquid from aerofluxus can liquid transfusion device only, comprise: bottle plug puncture unit, air inlet seat, transfusion tubulature, annular water only, dropping funnel part, transfusion long duct, flow regulator, Y type injection member, liquid medicine filter and disposable venous infusion needle, bottle plug puncture unit is connected with transfusion tubulature, air inlet seat is arranged on bottle plug puncture unit, annular water is only clamped on transfusion tubulature movably, dropping funnel part to be arranged between transfusion tubulature and transfusion long duct and to be connected with transfusion tubulature and long duct of infusing, flow regulator, Y type injection member, liquid medicine filter and disposable venous infusion needle are successively set on transfusion long duct, disposable venous infusion needle is connected to the end of transfusion long duct, dropping funnel part comprises dropping funnel upper cover, dropping funnel and dropping funnel base, dropping funnel upper cover is inserted in dropping funnel upper end, dropping funnel upper end and dropping funnel upper cover and dropping funnel lower end and dropping funnel base upper end are all tightly connected, dropping funnel is covered with the upper dropper of integration, aerofluxus post and liquid injection device, upper dropper is positioned at middle part and is connected with transfusion tubulature, aerofluxus post is positioned at the left upper portion of dropping funnel upper cover, aerofluxus post is provided with steam vent, liquid injection device is positioned on the right side of dropping funnel upper cover, dropping funnel upper cover left lower is also provided with stop, stop is hollow structure, the endoporus of the bottom of stop is welded with air-filtering membrane and stretches in dropping funnel, stop upper end to be inserted dropping funnel upper cover to aerofluxus post bottom and is integrated with aerofluxus post cementation, dropping funnel bottom is provided with separate layer, dropping funnel is divided into upper and lower two chambeies by separate layer, separate layer is provided with the only liquid film through high frequency heat seal welding, the lower dropper of dropping funnel base lower end is connected with transfusion long duct, dropping funnel chassis left side is provided with air inlet, described air inlet external port is provided with vent plug, described vent plug comprises the gentle obturating plug of vent plug lid of one, between described air inlet external port and vent plug seat, interference fit is provided with air-filtering membrane.
Disclosed by the invention a kind of stop liquid from aerofluxus can in the embodiment of liquid transfusion device only, bottle plug puncture unit is provided with dismountable protective sleeve for bottle stopper puncture outfit, and on aerofluxus post and liquid injection device, cover has dismountable rubber protecting jacket and latex cap respectively.
Disclosed by the inventionly a kind ofly stop liquid from aerofluxus and in the embodiment of liquid transfusion device only, separate layer can have multiple fan perform hole.
Disclosed by the invention a kind of stop liquid from aerofluxus can in the embodiment of liquid transfusion device only, the only liquid film that separate layer welds is poly (ether sulfone) film, and the air-filtering membrane on the endoporus of stop bottom is PTFE film.
Disclosed by the invention a kind of stop liquid from aerofluxus can in the embodiment of liquid transfusion device only, after being soaked by medicinal liquid, the only liquid film that separate layer welds only allows liquid to pass through, and does not allow gas to pass through.
Disclosed by the invention a kind of stop liquid from aerofluxus can in the embodiment of liquid transfusion device only, the air-filtering membrane on the endoporus of stop bottom only allows gas to pass through, and does not allow liquid to pass through.
The invention also discloses a kind of safe infusion method, comprise the following steps:
Step one: first take off the rubber protective cap be arranged on the aerofluxus post of dropping funnel upper cover, closes the vent plug be arranged on dropping funnel base, closes flow regulator;
Step 2: pull out protective sleeve for bottle stopper puncture outfit, then bottle plug puncture unit is inserted in transfusion bottle stopper, open air inlet seat, naturally transfusion device is hung, only open annular water, medicinal liquid flows into intracavity on dropping funnel by transfusion tubulature, along with liquid level rises, because the only liquid film on separate layer is soaked rear stuffiness, in dropping funnel, gas is pressed into the hollow structure of stop and aerofluxus post gradually by the air-filtering membrane on the endoporus of stop bottom and is discharged dropping funnel by the steam vent on aerofluxus post;
Step 3: on dropping funnel, the medicinal liquid of intracavity is by intracavity under the only liquid film instillation dropping funnel on separate layer, and enters transfusion long duct by dropping funnel base;
Step 4: when medicinal liquid liquid level did not have the air-filtering membrane on the endoporus of stop bottom, air-filtering membrane on the endoporus of stop bottom soaks by medicinal liquid, the medicinal liquid contacted with air-filtering membrane is not by air-filtering membrane, now also isolated by medicinal liquid between residual air and air-filtering membrane in dropping funnel and no longer discharge dropping funnel, medicinal liquid continues instillation dropping funnel subsequently, space in dropping funnel reduces gradually, residual air will produce pressure, when the pressure that residual air produces is enough to stop medicinal liquid instillation, dropping funnel herb liquid liquid level will no longer raise;
Step 5: when medicinal liquid liquid level did not have the air-filtering membrane on the endoporus of stop bottom and no longer rose, get final product regulable control flow calorimeter, medicinal liquid is made to enter transfusion long duct and flow out from disposable venous infusion needle, gas in emptying transfusion long duct, close flow regulator, puncture venoclysis needle, and then open flow regulator, regulate flow, get final product normal infusion;
Step 6: when infusion bottle inner liquid medicine is totally lost, residual liquor all enters in dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct, because the only liquid film on separate layer is soaked rear stuffiness, dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct herb liquid automatically stop flowing and rest in dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct under suction function;
Step 7: under Nurse safety operation, the vent plug of dropping funnel chassis left side is opened, removing suction function, the residual liquor rested in dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct of being totally lost.
beneficial effect
The present invention has the following advantages relative to prior art:
(1) automatic vent, without the need to manual compression dropping funnel, reduces the loaded down with trivial details program of existing transfusion device, reduces medical personnel's labor intensity;
(2) automatic liquid-stopping, can realize automatic flow-stop effect, effectively prevent blood backflow or gas from entering in patient body to the medicinal liquid in infusion pipeline, alleviate the heavy mental burden of medical personnel, patient and family numbers of patients;
(3) clean liquid, reduces the liquor residue amount in transfusion catheter, realizes, to the maximum using of medicinal liquid, cutting the waste, guarantee effective liquid dose.
Accompanying drawing explanation
Fig. 1 be stop liquid from aerofluxus can the structural representation of liquid transfusion device only;
Fig. 2 is the structural representation of dropping funnel part.
Detailed description of the invention
For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
As depicted in figs. 1 and 2, stopping liquid from aerofluxus can liquid transfusion device only, comprising: bottle plug puncture unit 03, air inlet seat 02, transfusion tubulature 04, annular water stops 05, dropping funnel part 09, transfusion long duct 11, flow regulator 12, Y type injection member 13, liquid medicine filter 14 and disposable venous infusion needle 15, bottle plug puncture unit 03 is connected with transfusion tubulature 04, air inlet seat 02 is arranged on bottle plug puncture unit 03, annular water stops 05 and is clamped on transfusion tubulature 04 movably, dropping funnel part 09 to be arranged between transfusion tubulature 04 and transfusion long duct 11 and to be connected with transfusion tubulature 04 and long duct 11 of infusing, flow regulator 12, Y type injection member 13, liquid medicine filter 14 and disposable venous infusion needle 15 are successively set on transfusion long duct 11, and disposable venous infusion needle 15 is connected to the end of transfusion long duct 11, and dropping funnel part 09 comprises dropping funnel upper cover 06, dropping funnel 07 and dropping funnel base 10, dropping funnel upper cover 06 is inserted in dropping funnel upper end, automatic vent, automatic liquid-stopping and the clean liquid function of tube for transfusion mainly rely on dropping funnel part in transfusion device to carry out control realization.Dropping funnel upper end and dropping funnel upper cover 06 and dropping funnel lower end and dropping funnel base 10 upper end are all tightly connected, dropping funnel upper cover 06 is provided with the upper dropper 23 of integration, aerofluxus post 17 and liquid injection device 24, upper dropper 23 is positioned at middle part and is connected with transfusion tubulature 04, aerofluxus post 17 is positioned at the left upper portion of dropping funnel upper cover 06, aerofluxus post 17 is provided with steam vent, liquid injection device 24 is positioned on the right side of dropping funnel upper cover 06, dropping funnel upper cover 06 left lower is also provided with stop 18, stop 18 is hollow structure, the endoporus of the bottom of stop 18 be welded with air-filtering membrane 19 and stretch in dropping funnel 07, the main start-stop liquid ventilation of air-filtering membrane 19 on the endoporus of the bottom of stop 18, realize dropping funnel ventilation and medicinal liquid position-limiting action, prevent antibacterial and dust from entering in dropping funnel 07 simultaneously.The endoporus of the bottom of stop 18 is welded with air-filtering membrane 19 for PTFE film, after being soaked by medicinal liquid, on the endoporus of the bottom of stop 18, air-filtering membrane 19 allows gas to pass through, liquid is not allowed to pass through, stop 18 upper end is inserted dropping funnel upper cover 06 to aerofluxus post 17 bottom and is integrated with aerofluxus post 17 cementation, dropping funnel 07 is the cavity of carrying medicinal liquid, dropping funnel 07 bottom is provided with separate layer 21, separate layer 21 has multiple scallop hole, realize being communicated with up and down, dropping funnel 07 is divided into upper and lower two chambeies by separate layer 21, separate layer 21 is provided with the only liquid film 20 through high frequency heat seal welding, only liquid film 20 can realize the separation of upper and lower two chamber air and liquid, only liquid film 20 is poly (ether sulfone) film, after only liquid film 20 is soaked by medicinal liquid, now only liquid film 20 allows liquid to pass through, gas is not allowed to pass through, when dripping off Deng epicoele inner liquid medicine, cavity of resorption produces negative pressure, medicinal liquid is stoped to continue to move down, realize only liquid object.
Dropping funnel base 10 is three-port structure, dropping funnel base 10 upper end is connected with dropping funnel 07 lower end, the lower dropper 25 of dropping funnel base 10 lower end is connected with transfusion long duct 11, air inlet 26 is provided with on the left of dropping funnel base 10, air inlet 26 external port is provided with vent plug 08, described vent plug 08 comprises the gentle obturating plug 28 of vent plug lid 27 of one, and between described air inlet 26 external port and vent plug seat 28, interference fit is provided with air-filtering membrane 22, vent plug 08 initial state is closed condition.
As Fig. 1 and Fig. 2 and shown, bottle plug puncture unit 03 is provided with dismountable protective sleeve for bottle stopper puncture outfit 01, and on aerofluxus post 17, cover is provided with cover on dismountable rubber protecting jacket 16 and liquid injection device 24 detachable latex cap.
The invention also discloses a kind of safe infusion method, concrete steps are as follows:
The invention also discloses a kind of safe infusion method, concrete steps are as follows:
Step one: first take off the rubber protective cap 16 be arranged on the aerofluxus post 17 of dropping funnel upper cover 06, closes the vent plug 08 be arranged on dropping funnel base 10, closes flow regulator 12;
Step 2: pull out protective sleeve for bottle stopper puncture outfit 16, then bottle plug puncture unit 03 is inserted in transfusion bottle stopper, open air inlet seat 02, naturally transfusion device is hung, open annular water and stop 05, medicinal liquid flows into intracavity on dropping funnel 07 by transfusion tubulature 04, along with liquid level rises, because the only liquid film 20 on separate layer 21 is soaked rear stuffiness, in dropping funnel, gas is pressed into the hollow structure of stop 18 and aerofluxus post 17 gradually by the air-filtering membrane 19 on the endoporus of stop 18 bottom and is discharged dropping funnel 07 by the steam vent on aerofluxus post 17, effectively prevent the generation of bubble and prevent bubble from entering in transfusion long duct 11, make aerofluxus more convenient, in addition, when changing infusion bottle, because automatic vent plays a role, do not need again to be exhausted process, directly bottle plug puncture unit 03 is inserted new infusion bottle, efficiently solve the problem that general infusion set replacing infusion bottle needs aerofluxus again, reduce the labor intensity of medical personnel,
Step 3: on dropping funnel 07, the medicinal liquid of intracavity instills dropping funnel 07 time intracavity by the only liquid film 20 on separate layer 21, and enters transfusion long duct 11 by dropping funnel base 10;
Step 4: when medicinal liquid liquid level did not have the air-filtering membrane 19 on the endoporus of stop 18 bottom, air-filtering membrane 19 on the endoporus of stop 18 bottom soaks by medicinal liquid, the medicinal liquid contacted with air-filtering membrane 19 is not by air-filtering membrane 19, now also isolated by medicinal liquid between residual air and air-filtering membrane 19 in dropping funnel 07 and no longer discharge dropping funnel 07, medicinal liquid continues instillation dropping funnel 07 subsequently, space in dropping funnel 07 reduces gradually, residual air will produce pressure, when the pressure that residual air produces is enough to stop medicinal liquid instillation, dropping funnel herb liquid liquid level will no longer raise,
Step 5: when medicinal liquid liquid level did not have the air-filtering membrane 19 on the endoporus of stop 18 bottom and no longer rose, get final product regulable control flow calorimeter 12, make medicinal liquid enter transfusion long duct 11 and flow out 15 from disposable venous infusion needle, gas in emptying transfusion long duct 11, close flow regulator 12, puncture venoclysis needle 15, and then open flow regulator 12, regulate flow, get final product normal infusion;
Step 6: when infusion bottle inner liquid medicine is totally lost, residual liquor all enters dropping funnel 07 cavity of resorption, dropping funnel base 10 is inner and infuse in long duct 11, because the only liquid film 20 on separate layer 21 is soaked rear stuffiness, dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct herb liquid automatically stop flowing and resting on dropping funnel 07 cavity of resorption under suction function, dropping funnel base 10 is inner and infuse in long duct 11, reach the object of automatic liquid-stopping, simultaneously because automatic liquid-stopping plays a role, air is stoped to enter infusion pipeline, without the need to worrying that replacing causes blood backflow or gas to enter in patient body not in time and forms aeroembolism, reduce medical personnel, the heavy mental burden of patient and family numbers of patients,
Step 7: because automatic liquid-stopping exists, residual fraction medicinal liquid in transfusion long duct 11, now under Nurse safety operation, vent plug 08 on the left of dropping funnel base 10 is opened, removing suction function, automatic liquid-stopping effect was lost efficacy, be totally lost and rest on the residual liquor that dropping funnel base 10 is inner and infuse in long duct 11, due to the existence of the automatic clean liquid function of transfusion device, effectively prevent medicinal liquid can not well enter in patient body, cause curative liquor quantity not sufficient and liquid waste, especially rescue urgent the few dosage of needs of patients input of being critically ill, during expensive help medicinal liquid, serious consequence will be caused.
Last it is noted that obviously, above-described embodiment is only for example of the present invention is clearly described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of amplifying out or variation be still among the protection domain of this explanation.
Claims (7)
1. one kind stop liquid from aerofluxus can liquid transfusion device only, comprise: bottle plug puncture unit, air inlet seat, transfusion tubulature, annular water only, dropping funnel part, transfusion long duct, flow regulator, Y type injection member, liquid medicine filter and disposable venous infusion needle, described bottle plug puncture unit is connected with described transfusion tubulature, described air inlet seat is arranged on described bottle plug puncture unit, described annular water is only clamped on described transfusion tubulature movably, described dropping funnel part to be arranged between transfusion tubulature and transfusion long duct and to be connected with described transfusion tubulature and long duct of infusing, described flow regulator, described Y type injection member, described liquid medicine filter and described disposable venous infusion needle are successively set on described transfusion long duct, described disposable venous infusion needle is connected to the end of described transfusion long duct, it is characterized in that: described dropping funnel part comprises dropping funnel upper cover, dropping funnel and dropping funnel base, described dropping funnel upper cover is inserted in described dropping funnel upper end, described dropping funnel upper end and described dropping funnel upper cover and described dropping funnel lower end and described dropping funnel base upper end are all tightly connected, described dropping funnel is covered with the upper dropper of integration, aerofluxus post and liquid injection device, described upper dropper is positioned at middle part and is connected with described transfusion tubulature, described aerofluxus post is positioned at the left upper portion of described dropping funnel upper cover, described aerofluxus post is provided with steam vent, described liquid injection device is positioned on the right side of described dropping funnel upper cover, described dropping funnel upper cover left lower is also provided with stop, described stop is hollow structure, the endoporus of the bottom of described stop is welded with air-filtering membrane and stretches in described dropping funnel, described dropping funnel upper cover is inserted to described aerofluxus post bottom being integrated with described aerofluxus post cementation in described stop upper end, described dropping funnel bottom is provided with separate layer, described dropping funnel is divided into upper and lower two chambeies by described separate layer, described separate layer is provided with the only liquid film through high frequency heat seal welding, the lower dropper of described dropping funnel base lower end is connected with described transfusion long duct, described dropping funnel chassis left side is provided with air inlet, described air inlet external port is provided with vent plug, described vent plug comprises the gentle obturating plug of vent plug lid of one, between described air inlet external port and vent plug seat, interference fit is provided with air-filtering membrane.
2. a kind of Multifunctional safety transfusion system as claimed in claim 1; it is characterized in that: described bottle plug puncture unit is provided with dismountable protective sleeve for bottle stopper puncture outfit, on described aerofluxus post and described liquid injection device, cover has dismountable rubber protecting jacket and latex cap respectively.
3. a kind of Multifunctional safety transfusion system as claimed in claim 1, is characterized in that: described separate layer has multiple fan perform hole.
4. a kind of Multifunctional safety transfusion system as claimed in claim 1, is characterized in that: the only liquid film that described separate layer welds is poly (ether sulfone) film, and the air-filtering membrane on the endoporus of described stop bottom is PTFE film.
5. a kind of Multifunctional safety transfusion system as described in claim 1 or 4, is characterized in that: after being soaked by medicinal liquid, and the only liquid film that described separate layer welds only allows liquid to pass through, and does not allow gas to pass through.
6. a kind of Multifunctional safety transfusion system as described in claim 1 or 4, is characterized in that: the air-filtering membrane on the endoporus of described stop bottom only allows gas to pass through, and does not allow liquid to pass through.
7. a safe infusion method, comprises the following steps:
Step one: first take off the rubber protective cap be arranged on the aerofluxus post of dropping funnel upper cover, closes the vent plug be arranged on dropping funnel base, closes flow regulator;
Step 2: pull out protective sleeve for bottle stopper puncture outfit, then bottle plug puncture unit is inserted in transfusion bottle stopper, open air inlet seat, naturally transfusion device is hung, only open annular water, medicinal liquid flows into intracavity on dropping funnel by transfusion tubulature, along with liquid level rises, because the only liquid film on separate layer is soaked rear stuffiness, in dropping funnel, gas is pressed into the hollow structure of stop and aerofluxus post gradually by the air-filtering membrane on the endoporus of stop bottom and is discharged dropping funnel by the steam vent on aerofluxus post;
Step 3: on dropping funnel, the medicinal liquid of intracavity is by intracavity under the only liquid film instillation dropping funnel on separate layer, and enters transfusion long duct by dropping funnel base;
Step 4: when medicinal liquid liquid level did not have the air-filtering membrane on the endoporus of stop bottom, air-filtering membrane on the endoporus of stop bottom soaks by medicinal liquid, the medicinal liquid contacted with air-filtering membrane is not by air-filtering membrane, now also isolated by medicinal liquid between residual air and air-filtering membrane in dropping funnel and no longer discharge dropping funnel, medicinal liquid continues instillation dropping funnel subsequently, space in dropping funnel reduces gradually, residual air will produce pressure, when the pressure that residual air produces is enough to stop medicinal liquid instillation, dropping funnel herb liquid liquid level will no longer raise;
Step 5: when medicinal liquid liquid level did not have the air-filtering membrane on the endoporus of stop bottom and no longer rose, get final product regulable control flow calorimeter, medicinal liquid is made to enter transfusion long duct and flow out from disposable venous infusion needle, gas in emptying transfusion long duct, close flow regulator, puncture venoclysis needle, and then open flow regulator, regulate flow, get final product normal infusion;
Step 6: when infusion bottle inner liquid medicine is totally lost, residual liquor all enters in dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct, because the only liquid film on separate layer is soaked rear stuffiness, dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct herb liquid automatically stop flowing and rest in dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct under suction function;
Step 7: under Nurse safety operation, the vent plug of dropping funnel chassis left side is opened, removing suction function, the residual liquor rested in dropping funnel cavity of resorption, dropping funnel chassis interior and transfusion long duct of being totally lost.
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| CN201410822966.3A CN104474603A (en) | 2014-12-26 | 2014-12-26 | Self-exhausting, liquid-stopping and liquid-purifying infusion apparatus and safe infusion method thereof |
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| CN201410822966.3A CN104474603A (en) | 2014-12-26 | 2014-12-26 | Self-exhausting, liquid-stopping and liquid-purifying infusion apparatus and safe infusion method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105288773A (en) * | 2015-10-30 | 2016-02-03 | 刘青山 | Infusion apparatus low in contamination and easy to operate |
| CN106693101A (en) * | 2015-11-17 | 2017-05-24 | 上海康德莱企业发展集团股份有限公司 | Switch cover device of dripping hopper puncture device air inlet base |
| CN107441582A (en) * | 2017-08-09 | 2017-12-08 | 北京凯利尔医疗科技有限公司 | A kind of automatic liquid-stopping filtering dropping funnel, system and its method of work |
| CN107970499A (en) * | 2016-10-21 | 2018-05-01 | 上海康德莱企业发展集团股份有限公司 | A kind of bias Automatic-exhaust transfusion system |
| CN109010999A (en) * | 2018-09-30 | 2018-12-18 | 北京伏尔特技术有限公司 | A kind of automatic liquid-stopping is vented dropping funnel and its application method automatically |
| CN113813470A (en) * | 2021-09-16 | 2021-12-21 | 华中科技大学同济医学院附属协和医院 | High-efficiency microbubble-removing infusion apparatus |
| CN114055794A (en) * | 2021-11-18 | 2022-02-18 | 南昌铭鸿自动化设备有限公司 | Automatic assembly production line for intelligent film dripping hoppers |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4013072A (en) * | 1975-11-03 | 1977-03-22 | Baxter Travenol Laboratories, Inc. | Drip chamber for intravenous administration |
| EP0102141A1 (en) * | 1982-05-26 | 1984-03-07 | West Pharmarubber Limited | Apparatus for administering a liquid to patients |
| CN201880112U (en) * | 2010-12-24 | 2011-06-29 | 江西洪达医疗器械集团有限公司 | Automatic gas-discharging and liquid-stopping precision infusion set |
| CN202168987U (en) * | 2011-07-18 | 2012-03-21 | 河南曙光健士医疗器械集团有限公司 | Disposable self-exhausting and self-stopping infusion apparatus |
| CN202605451U (en) * | 2012-02-14 | 2012-12-19 | 河南曙光健士医疗器械集团股份有限公司 | Disposable self-limiting self-infusion stop infusion set |
| CN202892522U (en) * | 2012-06-26 | 2013-04-24 | 戎静华 | Infusion device |
| CN202920736U (en) * | 2012-11-22 | 2013-05-08 | 邹浩然 | Disposable infusion apparatus capable of cutting off liquid automatically |
| CN203169746U (en) * | 2013-01-31 | 2013-09-04 | 上海达美医用塑料厂 | Automatic liquid-stopping automatic-exhaust infusion apparatus |
| CN203379481U (en) * | 2013-06-14 | 2014-01-08 | 山东新华安得医疗用品有限公司 | Flow-void device valve and automatic liquid stopping and infusion apparatus with same |
| CN103691028A (en) * | 2014-01-09 | 2014-04-02 | 江苏苏云医疗器材有限公司 | Infusion apparatus capable of automatically exhausting and automatically stopping liquid |
| CN204709506U (en) * | 2014-12-26 | 2015-10-21 | 北京伏尔特技术有限公司 | A kind of stop liquid from aerofluxus can liquid transfusion device only |
-
2014
- 2014-12-26 CN CN201410822966.3A patent/CN104474603A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4013072A (en) * | 1975-11-03 | 1977-03-22 | Baxter Travenol Laboratories, Inc. | Drip chamber for intravenous administration |
| EP0102141A1 (en) * | 1982-05-26 | 1984-03-07 | West Pharmarubber Limited | Apparatus for administering a liquid to patients |
| CN201880112U (en) * | 2010-12-24 | 2011-06-29 | 江西洪达医疗器械集团有限公司 | Automatic gas-discharging and liquid-stopping precision infusion set |
| CN202168987U (en) * | 2011-07-18 | 2012-03-21 | 河南曙光健士医疗器械集团有限公司 | Disposable self-exhausting and self-stopping infusion apparatus |
| CN202605451U (en) * | 2012-02-14 | 2012-12-19 | 河南曙光健士医疗器械集团股份有限公司 | Disposable self-limiting self-infusion stop infusion set |
| CN202892522U (en) * | 2012-06-26 | 2013-04-24 | 戎静华 | Infusion device |
| CN202920736U (en) * | 2012-11-22 | 2013-05-08 | 邹浩然 | Disposable infusion apparatus capable of cutting off liquid automatically |
| CN203169746U (en) * | 2013-01-31 | 2013-09-04 | 上海达美医用塑料厂 | Automatic liquid-stopping automatic-exhaust infusion apparatus |
| CN203379481U (en) * | 2013-06-14 | 2014-01-08 | 山东新华安得医疗用品有限公司 | Flow-void device valve and automatic liquid stopping and infusion apparatus with same |
| CN103691028A (en) * | 2014-01-09 | 2014-04-02 | 江苏苏云医疗器材有限公司 | Infusion apparatus capable of automatically exhausting and automatically stopping liquid |
| CN204709506U (en) * | 2014-12-26 | 2015-10-21 | 北京伏尔特技术有限公司 | A kind of stop liquid from aerofluxus can liquid transfusion device only |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105288773A (en) * | 2015-10-30 | 2016-02-03 | 刘青山 | Infusion apparatus low in contamination and easy to operate |
| CN106693101A (en) * | 2015-11-17 | 2017-05-24 | 上海康德莱企业发展集团股份有限公司 | Switch cover device of dripping hopper puncture device air inlet base |
| CN106693101B (en) * | 2015-11-17 | 2023-08-18 | 上海康德莱企业发展集团股份有限公司 | Cover opening and closing device of air inlet seat of dropping funnel puncture outfit |
| CN107970499A (en) * | 2016-10-21 | 2018-05-01 | 上海康德莱企业发展集团股份有限公司 | A kind of bias Automatic-exhaust transfusion system |
| CN107970499B (en) * | 2016-10-21 | 2023-11-21 | 上海康德莱企业发展集团股份有限公司 | Eccentric self-exhausting transfusion system |
| CN107441582A (en) * | 2017-08-09 | 2017-12-08 | 北京凯利尔医疗科技有限公司 | A kind of automatic liquid-stopping filtering dropping funnel, system and its method of work |
| CN107441582B (en) * | 2017-08-09 | 2023-10-24 | 北京凯利尔医疗科技有限公司 | Automatic liquid stopping filtering dropping funnel, system and working method thereof |
| CN109010999A (en) * | 2018-09-30 | 2018-12-18 | 北京伏尔特技术有限公司 | A kind of automatic liquid-stopping is vented dropping funnel and its application method automatically |
| CN113813470A (en) * | 2021-09-16 | 2021-12-21 | 华中科技大学同济医学院附属协和医院 | High-efficiency microbubble-removing infusion apparatus |
| CN114055794A (en) * | 2021-11-18 | 2022-02-18 | 南昌铭鸿自动化设备有限公司 | Automatic assembly production line for intelligent film dripping hoppers |
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Application publication date: 20150401 |