CN104491949B - A kind of Multifunctional safety transfusion system and safe infusion method - Google Patents
A kind of Multifunctional safety transfusion system and safe infusion method Download PDFInfo
- Publication number
- CN104491949B CN104491949B CN201410822938.1A CN201410822938A CN104491949B CN 104491949 B CN104491949 B CN 104491949B CN 201410822938 A CN201410822938 A CN 201410822938A CN 104491949 B CN104491949 B CN 104491949B
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- Prior art keywords
- dropping funnel
- transfusion
- tubulature
- long duct
- liquid
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Classifications
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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
-
- 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
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
-
- 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
- A61M5/40—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 using low-level float-valve to cut off media flow from reservoir
-
- 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
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
- A61M2005/1657—Filter with membrane, e.g. membrane, flat sheet type infusion filter
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
Abstract
The present invention relates to a kind of Multifunctional safety transfusion system and safe infusion method, this transfusion device includes：Bottle plug puncture unit, air inlet seat, transfusion tubulature, annular water stops, dropping funnel part, transfusion long duct, flow regulator, Y type injection members, liquid medicine filter and disposable venous infusion needle, bottle plug puncture unit is connected with the transfusion tubulature, air inlet seat is arranged on the bottle plug puncture unit, annular water is only movably clamped on transfusion tubulature, dropping funnel part is arranged between transfusion tubulature and transfusion long duct and is connected with transfusion tubulature and transfusion long duct, flow regulator, the Y types injection member, liquid medicine filter and disposable venous infusion needle are successively set on the transfusion long duct, disposable venous infusion needle is connected to the end of transfusion long duct；The invention also achieves possessing automatic exhaust, automatic liquid-stopping and woven hose net liquid function, medical personnel's labor intensity is reduced.
Description
Technical field
It is defeated more particularly to a kind of Multifunctional safety transfusion system and safety the present invention relates to clinical transfusion aseptic medical equipment
Liquid method.
Background technology
At present, clinically using common transfusion mainly by bottle plug puncture unit protective cap, bottle plug puncture unit, defeated in medical field
Liquid tubulature, exhaust tubulature, air cleaner, dropper, dropping funnel, flow regulator, transfusion long duct, medicine filter and one
Secondary property is formed using intravenous needle.When being infused using general infusion set, it is necessary to dropping funnel is manually squeezed, could be by decoction from infusion bottle
Introduce in dropping funnel, during decoction enters dropping funnel, decoction easily by the gas press-in transfusion long duct in dropping funnel, produces pipe
Interior bubble, simultaneously as woven hose inner wall surface tension force effect, a small amount of bubble is easily adsorbed on inwall, exclusion process is difficult, tired
Trivial, time-consuming, if bubble can not be excluded very well, bubble enters patient's body with decoction, easily causes the danger such as aeroembolism.Medical care at present
Personnel are being to patient fluid infusion's front exhaust mode：After bottle plug puncture unit insertion infusion bottle, dropping funnel is inverted, squeezing dropping funnel with hand makes medicine
Liquid enters in dropping funnel, after dropping funnel inner liquid medicine reaches a certain amount of, puts down dropping funnel, as far as possible by most of removal of bubbles, for interior
Wall adsorbs bubble, it is necessary to which medical personnel's springing transfusion catheter repeatedly, bubble is rushed in dropping funnel, whole process is time-consuming, laborious, tired
It is trivial, the working strength of medical personnel is added, while when being critically ill patient in face of urgent transfusion and rescue, after causing seriously
Fruit.
Moreover, medical personnel are generally one-to-many to look after patient fluid infusion, the amount of labour, intensity are all very big, in infusion process
Often occur because medical personnel, patient or family numbers of patients fail to change infusion bottle in time or pull out transfusion needle, cause blood backflow defeated
In fluid catheter or bubble causes the adverse consequences such as aeroembolism into patient's body, and it is heavy to be brought to medical personnel, patient or family numbers of patients
Weight mental burden.
In addition, stop liquid annex by improving general infusion set dropping funnel structure or being added near dropping funnel, though it can realize simple
Only liquid and exhaust, but when changing infusion bottle still can not the effective row's of solution air bubble problem, meanwhile, simply only liquid causes part decoction
Dropping funnel is remained in infusing in long duct, it is impossible to well into patient's body, cause to treat liquid dose deficiency and decoction wave
Take, especially when the few dosage of patient's needs input, expensive help decoction are critically ill in urgent rescue, serious consequence will be caused.
Therefore, the problem of existing for above-mentioned general infusion set and improvement transfusion device, during clinical transfusion, uses one
The transfusion device that kind possesses automatic exhaust, automatic liquid-stopping and woven hose net liquid function is particularly important.
The content of the invention
In order to solve problem above, the present invention provides following technical scheme：
A kind of Multifunctional safety transfusion system, including：Bottle plug puncture unit, air inlet seat, transfusion tubulature, annular water stop, dropping funnel
Partly, transfusion long duct, flow regulator, Y types injection member, liquid medicine filter and disposable venous infusion needle, bottle plug puncture unit
It is connected with transfusion tubulature, air inlet seat is arranged on bottle plug puncture unit, and annular water is only movably clamped on transfusion tubulature,
Dropping funnel part is arranged between transfusion tubulature and transfusion long duct and is connected with transfusion tubulature and transfusion long duct, and flow is adjusted
Section device, Y types injection member, liquid medicine filter and disposable venous infusion needle are successively set on transfusion long duct, disposable vein
Transfusion needle is connected to the end of transfusion long duct, and dropping funnel part includes lid, dropping funnel and dropping funnel base on dropping funnel, the insertion of dropping funnel upper end
Covered on dropping funnel, dropping funnel upper end is tightly connected with lid and dropping funnel lower end on dropping funnel with dropping funnel base upper end, and one is covered with dropping funnel
Dropper, exhaust post and liquid injection device on body, upper dropper are located at middle part and are connected with transfusion tubulature, and exhaust post is positioned at drop
The left upper portion covered on bucket, exhaust post are provided with steam vent, and liquid injection device, which is located on dropping funnel, covers right side, and left side is covered on dropping funnel
Bottom is additionally provided with limiter, and limiter is hollow structure, and air-filtering membrane is welded with the endoporus of the bottom of limiter and is stretched into
In dropping funnel, lid is integrated to exhaust post bottom and with exhaust post cementation on limiter upper end insertion dropping funnel, is provided with dropping funnel point
Dropping funnel is divided into two chambers up and down by interlayer, separate layer, the lower intracavitary of dropping funnel have can free activity floating block, under dropping funnel base lower end
Dropper is connected with transfusion long duct, and dropping funnel chassis left side is provided with air admission hole, is provided with vent plug in the air admission hole external port, institute
Stating vent plug includes the gentle obturating plug of vent plug lid of one, is provided between the air admission hole external port and vent plug seat by interference fit
Air-filtering membrane.
In a kind of embodiment of Multifunctional safety transfusion system disclosed by the invention, bottle plug puncture unit is provided with dismountable bottle
Puncture outfit protective case is filled in, is vented on post and liquid injection device and is cased with dismountable rubber protecting jacket and latex cap respectively.
In a kind of embodiment of Multifunctional safety transfusion system disclosed by the invention, multiple scallop holes are provided with separate layer.
In a kind of embodiment of Multifunctional safety transfusion system disclosed by the invention, floating block is hollow structure, the lower end of floating block
Soft rubber cushion is installed, the opening of dropping funnel base upper end can be closed or opened to soft rubber cushion.
In a kind of embodiment of Multifunctional safety transfusion system disclosed by the invention, the air filtration on the endoporus of limiter bottom
Film only allows gas by not allowing liquid to pass through.
The invention also discloses a kind of safe infusion method, comprise the following steps：
Step 1：The rubber protective cap being arranged on the exhaust post covered on dropping funnel is first removed, closing is arranged on dropping funnel base
On vent plug, close flow regulator；
Step 2：Protective sleeve for bottle stopper puncture outfit is pulled out, then inserts bottle plug puncture unit in transfusion bottle stopper, opens air inlet
Seat, transfusion device being hung naturally, annular water is opened and stops, decoction is flowed into dropping funnel by tubulature of infusing, due under floating block
The drip hole of the soft rubber cushion closing dropping funnel base upper end at end, decoction is temporarily stored in dropping funnel, with being continuously increased for decoction, drop
The air-filtering membrane on endoporus that gas passes through limiter bottom in bucket is gradually pressed into the hollow structure and exhaust post of limiter
And the discharge dropping funnel of the steam vent by being vented on post；
Step 3：When being stored in the liquid level of dropping funnel inner liquid medicine and rising to certain position, the soft rubber cushion installed in floating block lower end
Leave and open the opening of dropping funnel base upper end, the decoction rested in dropping funnel enters transfusion long duct；
Step 4：When decoction liquid level did not had the air-filtering membrane on the endoporus of limiter bottom, decoction is by limiter bottom
Endoporus on air-filtering membrane soak, the decoction contacted with air-filtering membrane can not be by air-filtering membrane, now in dropping funnel
Also isolated between residual air and air-filtering membrane by decoction and be not then exhausted from dropping funnel, subsequent decoction continues to instill dropping funnel, in dropping funnel
Space be gradually reduced, residual air will produce pressure, when pressure caused by residual air is enough to prevent decoction from instilling, dropping funnel
Herb liquid liquid level will be raised no longer；
Step 5：When decoction liquid level did not had the air-filtering membrane on the endoporus of limiter bottom, you can adjustment control flow
Device, decoction is entered transfusion long duct and is flowed out from disposable venous infusion needle, gas in emptying transfusion long duct, close flow
Adjuster, intravenous infusion needle is punctured, flow regulator is then opened again, regulates flow, you can normal infusion；
Step 6：When infusion bottle inner liquid medicine is totally lost, floating block reduces, and residual liquor fully enters dropping funnel chassis interior and transfusion
In long duct, when the opening of the soft rubber cushion closing dropping funnel base upper end of floating block lower end, decoction, which is automatically stopped, to be flowed and rests on
In dropping funnel chassis interior and transfusion long duct；
Step 7：The vent plug of dropping funnel chassis left side is opened under Nurse safety operation, removes suction function, stop of being totally lost
Residual liquor in dropping funnel chassis interior and transfusion long duct.
Beneficial effect
The present invention has advantages below relative to prior art：
（1）Automatic exhaust, without manual compression dropping funnel, the loaded down with trivial details program of existing transfusion device is reduced, reduce medical personnel's work
Intensity；
（2）Automatic liquid-stopping, it can realize that automatic flow-stop acts on to the decoction in infusion pipeline, effectively prevent blood backflow or gas
Body enters patient's body, mitigates the heavy mental burden of medical personnel, patient and family numbers of patients；
（3）Net liquid, the liquor residue amount in transfusion catheter is reduced, realizes and decoction is maximally utilized, reduced and waste, really
Possess effect liquid dose.
Brief description of the drawings
Fig. 1 is the structure chart of Multifunctional safety transfusion system；
Fig. 2 is the structure chart of dropping funnel part；
Fig. 3 is the structure chart of floating block；
Fig. 4 is the structure chart of separate layer.
Embodiment
In order to further understand the content, features and effects of the present invention, following examples of hereby illustrating, and coordinate accompanying drawing
Describe in detail as follows：
As depicted in figs. 1 and 2, Multifunctional safety transfusion system, including：Bottle plug puncture unit 03, air inlet seat 02, transfusion tubulature
04th, annular water stops 05, dropping funnel part 09, transfusion long duct 10, flow regulator 11, Y types injection member 12, the and of liquid medicine filter 13
Disposable venous infusion needle 14, bottle plug puncture unit 03 are connected with transfusion tubulature 04, and air inlet seat 02 is arranged on bottle plug puncture unit 03
On, annular water stops 05 and is movably clamped on transfusion tubulature 04, and dropping funnel part 09 is arranged on transfusion tubulature 04 and transfusion
It is connected between long duct 10 and with transfusion tubulature 04 and transfusion long duct 10, flow regulator 11, Y types injection member 12, decoction
Filter 13 and disposable venous infusion needle 14 are successively set on transfusion long duct 10, and disposable venous infusion needle 14 is connected to
The end of transfusion long duct 10, dropping funnel part 09 include lid 06, dropping funnel 07 and dropping funnel base 08 on dropping funnel, dropping funnel upper end insertion drop
Lid 06 on bucket, dropping funnel upper end are tightly connected with lid on dropping funnel 06 and dropping funnel lower end with the upper end of dropping funnel base 08, lid 06 on dropping funnel
Provided with dropper in integration 23, exhaust post 16 and liquid injection device 24, upper dropper 23 be located at middle part and with transfusion tubulature 04
Connection, exhaust post 16 are located at the left upper portion covered on dropping funnel, and exhaust post 16 is provided with steam vent, and liquid injection device 24 is positioned at drop
The right side of lid 06 on bucket, the left lower of lid 06 is additionally provided with limiter 17 on dropping funnel, and limiter 17 is hollow structure, the bottom of limiter 17
Air-filtering membrane 18 is welded with the endoporus at end and is stretched into dropping funnel 07, the upper end of limiter 17 insertion dropping funnel on lid 06 to exhaust post
Bottom is simultaneously integrated with the exhaust cementation of post 16, air-filtering membrane on the bottom endoporus of limiter 17 18 allow gases by,
Liquid is not allowed to pass through.
As shown in Figure 2 and Figure 4, dropping funnel 07 is provided with separate layer 19, separate layer 19 to carry the cavity of decoction in dropping funnel 07
Dropping funnel is divided into two chambers up and down, sets separate layer 19 to be provided with multiple fans to be divided into two cavitys, separate layer 19 up and down in dropping funnel 07
Shape hole 27, main function is the circulation for realizing upper and lower cavity decoction, while limits the lifting position of floating block 20 in dropping funnel.
As shown in Figures 2 and 3, the lower intracavitary of dropping funnel 07, which has, freely movable floating block 20, floating block 20 to be held for automatic liquid-stopping
There are cavity, lower end installation soft rubber cushion 26 in row part, inside, and soft rubber cushion 26 can be closed or opened on the lower dropper 25 on dropping funnel base 08
Drip hole, during transfusion, after decoction enters dropping funnel, with being continuously increased for decoction, floating block 20 under decoction buoyancy gradually
Float, original soft rubber cushion 26 for closing dropping funnel base medicine-feeding drop hole is left, and decoction enters dropping funnel base 08, subsequently enters transfusion
Long duct 10；At the end of transfusion, the continuous reduction of fast 20 decoctions therewith is floated, is gradually reduced, when the inner liquid medicine of dropping funnel 07 flows to end, floated
Block 20 is dropped on dropping funnel base 08, and soft rubber cushion 26 closes the decoction drip hole on dropping funnel base 08, dropping funnel base decoction below 08
By fluid stopping under suction function, automatic liquid-stopping effect is realized.
Dropping funnel base 08 is three-port structure, and the upper end of dropping funnel base 08 and the cementation of dropping funnel 07 are integral, under dropping funnel base 08
The lower dropper 25 at end is connected with transfusion long duct 10, is provided with air admission hole 28 on the left of dropping funnel base 08, in the external port of air admission hole 28
Vent plug 21 is provided with, vent plug 21 includes the gentle obturating plug 30 of vent plug lid 29 of one, between the external port of air admission hole 28 and vent plug seat 30
Air-filtering membrane 22 is provided with by interference fit, vent plug seat 30 coordinates with the interference gluing of air admission hole 28, reached and air admission hole 28
Inner wall sealing, insert mounted vent plug seat 29 and air-filtering membrane 22 is squeezed in the external port of air admission hole 28, realize air mistake
The peripheral sealing of filter membrane 22 and the outer face of air admission hole 28, prevents leakage, and the initial state of vent plug 21 is closed mode, after infusion-completed,
Open vent plug, eliminate suction function, emptying transfusion long duct in residual liquor.
Dismountable bottle plug puncture unit is provided with the bottle plug puncture unit 03 of Multifunctional safety transfusion system as shown in Figure 1 to protect
Helmet 01, is provided with dismountable rubber protecting jacket 15 on dropping funnel as shown in Figure 2 on the exhaust post 16 of lid 06, lid 06 on dropping funnel
Liquid injection device 24 on be provided with dismountable latex cap.
The invention also discloses a kind of safe infusion method, multifunctional safe infusion is realized by following steps：
Step 1：The rubber protective cap 15 of exhaust post 16 is removed first, closes vent plug 21, closes flow regulator 11；
Step 2：Pull out protective sleeve for bottle stopper puncture outfit 01, then insert bottle plug puncture unit 03 in transfusion bottle stopper, open into
Gas seat 02, transfusion device being hung naturally, annular water is opened and stops 05, without extruding dropping funnel 07, without dropping funnel 07 is inverted, decoction is automatic
Instill in dropping funnel 07, because the soft rubber cushion 26 of the lower end of floating block 20 closes dropping funnel 08 time drip hole of base, decoction cannot be introduced into transfusion length
In conduit 10, decoction is stored in dropping funnel 07, and with being continuously increased for decoction, gas is gradually pressed into steam vent in dropping funnel 07
Exclude dropping funnel 07；
Step 3：When reaching certain position Deng liquid level, i.e., when decoction buoyancy is more than floating block gravity, floating block 20 rises, flexible glue
Pad 26 leaves dropping funnel base 08, and decoction initially enters transfusion long duct 10, effectively prevents the generation of bubble and prevent bubble from entering
Infuse in long duct 10, make exhaust more convenient；
Step 4：When decoction liquid level did not had the air-filtering membrane 18 on the bottom endoporus of limiter 17, decoction is by limiter
Air-filtering membrane 18 on the endoporus of 17 bottoms soaks, and the decoction contacted with air-filtering membrane 18 can not pass through air-filtering membrane
18, now also isolated in dropping funnel 07 between residual air and air-filtering membrane 18 by decoction and be not then exhausted from dropping funnel, subsequent decoction after
Continue and instill dropping funnel 07, the space in dropping funnel 07 is gradually reduced, and residual air will produce pressure, when pressure foot caused by residual air
During preventing decoction from instilling, the herb liquid liquid level of dropping funnel 07 will be raised no longer；
Step 5：After liquid level did not had air-filtering membrane 18 of limiter 17, then by controlling flow regulator 11, make
Decoction enters transfusion long duct 10, is flowed out from the disposable endoporus of intravenous needle 14, gas in emptying conduit, closes Flow-rate adjustment
Device 11, disposable intravenous needle 14 is punctured, open flow regulator 11, regulate flow, you can normal infusion.Entirely grasping
Be not in there is bubble to enter in transfusion long duct 10 as general infusion set during work, in addition, when changing infusion bottle,
Because automatic exhaust plays a role, it is not necessary to processing is exhausted again, bottle plug puncture unit 03 is directly inserted to new infusion bottle
, solve the problems, such as that general infusion set changes infusion bottle and needs to extrude dropping funnel, exhaust again, reduce medical personnel's
Labor intensity；When infusion bottle inner liquid medicine is totally lost；
Step 6：When infusion bottle inner liquid medicine is totally lost, floating block 20 reduces, residual liquor fully enter the inside of dropping funnel base 08 and
Infuse in long duct 10, when the soft rubber cushion 26 of floating block lower end closes the opening of the upper end of dropping funnel base 06, decoction is automatically stopped stream
Move and rest in the inside of dropping funnel base 08 and transfusion long duct 10, because automatic liquid-stopping plays a role, prevent air to enter
Infusion pipeline, cause blood backflow to dropping funnel or gas to enter patient's body formation aeroembolism not in time without having to worry about changing, reduce
The heavy mental burden of medical personnel, patient and family numbers of patients；
Step 7：At the end of transfusion device is infused, the vent plug 21 on dropping funnel base 08 is opened under Nurse safety operation,
Suction function is removed, makes automatic liquid-stopping effect failure, the residual liquor in infusion pipeline is totally lost, avoiding decoction can not be fine
Entrance patient's body, cause to treat liquid dose deficiency and liquid waste, especially urgent rescue be critically ill patient need it is defeated
When entering few dosage, expensive help decoction, serious consequence will be caused.
Finally it should be noted that：Obviously, above-described embodiment is only intended to clearly illustrate example of the present invention, and simultaneously
The non-restriction to embodiment.For those of ordinary skill in the field, can also do on the basis of the above description
Go out other various forms of changes or variation.There is no necessity and possibility to exhaust all the enbodiments.And thus drawn
Among the obvious changes or variations that Shen goes out is still in the protection domain of this explanation.
Claims (3)
1. a kind of Multifunctional safety transfusion system, including：Bottle plug puncture unit, air inlet seat, transfusion tubulature, annular water stop, dropping funnel portion
Divide, infuse long duct, flow regulator, Y types injection member, liquid medicine filter and disposable venous infusion needle, the bottle stopper puncture
Device is connected with the transfusion tubulature, and the air inlet seat is arranged on the bottle plug puncture unit, and the annular water stops movably
Be clamped in it is described transfusion tubulature on, the dropping funnel part be arranged on transfusion tubulature and transfusion long duct between and with it is described defeated
Liquid tubulature connects with transfusion long duct, the flow regulator, the Y types injection member, the liquid medicine filter and described one
Secondary property intravenous infusion needle is successively set on the transfusion long duct, and the disposable venous infusion needle is connected to the transfusion length
The end of conduit, it is characterised in that：The dropping funnel part includes lid, dropping funnel and dropping funnel base, the dropping funnel upper end on dropping funnel and inserted
Enter and covered on the dropping funnel, the dropping funnel upper end and lid on the dropping funnel and the dropping funnel lower end and the dropping funnel base upper end are close
Envelope is connected, and dropper in integration, exhaust post and liquid injection device, the upper dropper are covered with the dropping funnel and is located at middle part simultaneously
It is connected with the transfusion tubulature, the exhaust post is located at the left upper portion covered on the dropping funnel, and the exhaust post is provided with row
Stomata, the liquid injection device, which is located on the dropping funnel, covers right side, and lid left lower is additionally provided with limiter on the dropping funnel, institute
It is hollow structure to state limiter, and air-filtering membrane is welded with the endoporus of the bottom of the limiter and is stretched into the dropping funnel,
The limiter upper end is inserted lid on the dropping funnel and is integrated to the exhaust post bottom and with the exhaust post cementation, the drop
Separate layer is provided with bucket, the dropping funnel is divided into two chambers, the lower intracavitary of the dropping funnel up and down by the separate layer to be had and can freely live
Dynamic floating block, the lower dropper of the dropping funnel base lower end are connected with the transfusion long duct, and the dropping funnel chassis left side is provided with
Air admission hole, vent plug is provided with the air admission hole external port, and the vent plug includes the gentle obturating plug of vent plug lid of one, the air inlet
Air-filtering membrane is provided with by interference fit between outer end of hole mouth and vent plug seat；
Wherein, the air-filtering membrane on the endoporus of the limiter bottom only allows gas by not allowing liquid to pass through；
Wherein, the floating block is hollow structure, and soft rubber cushion is installed in the lower end of the floating block, and institute can be closed or be opened to the soft rubber cushion
State the drip hole of dropping funnel base upper end.
A kind of 2. Multifunctional safety transfusion system as claimed in claim 1, it is characterised in that：The bottle plug puncture unit is provided with can
The protective sleeve for bottle stopper puncture outfit of dismounting, described be vented on post and the liquid injection device are cased with dismountable rubber protection respectively
Set and latex cap.
A kind of 3. Multifunctional safety transfusion system as claimed in claim 1, it is characterised in that：Multiple fans are provided with the separate layer
Shape hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822938.1A CN104491949B (en) | 2014-12-26 | 2014-12-26 | A kind of Multifunctional safety transfusion system and safe infusion method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822938.1A CN104491949B (en) | 2014-12-26 | 2014-12-26 | A kind of Multifunctional safety transfusion system and safe infusion method |
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| CN104491949A CN104491949A (en) | 2015-04-08 |
| CN104491949B true CN104491949B (en) | 2018-01-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109157702A (en) * | 2018-09-27 | 2019-01-08 | 浙江新德意医疗科技股份有限公司 | Dropping funnel is used in a kind of infusion |
| WO2022076325A1 (en) * | 2020-10-05 | 2022-04-14 | Mobile I.V. Systems, LLC | Drip chamber with automatic vent and shutoff |
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| CN201871039U (en) * | 2010-12-01 | 2011-06-22 | 河南曙光健士医疗器械集团有限公司 | Self-exhaust non-bubble infusion apparatus |
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| CN204379885U (en) * | 2014-12-26 | 2015-06-10 | 北京伏尔特技术有限公司 | A kind of Multifunctional safety transfusion system |
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| CN101954135A (en) * | 2010-09-27 | 2011-01-26 | 江西洪达医疗器械集团有限公司 | Automatic exhaust blood-return-resistant infusion apparatus |
| CN201871039U (en) * | 2010-12-01 | 2011-06-22 | 河南曙光健士医疗器械集团有限公司 | Self-exhaust non-bubble 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 |
| CN204379885U (en) * | 2014-12-26 | 2015-06-10 | 北京伏尔特技术有限公司 | A kind of Multifunctional safety transfusion system |
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| CN104491949A (en) | 2015-04-08 |
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