CN107198659A - Transfusion adapter and the transfusion system with the transfusion converter - Google Patents
Transfusion adapter and the transfusion system with the transfusion converter Download PDFInfo
- Publication number
- CN107198659A CN107198659A CN201710533875.1A CN201710533875A CN107198659A CN 107198659 A CN107198659 A CN 107198659A CN 201710533875 A CN201710533875 A CN 201710533875A CN 107198659 A CN107198659 A CN 107198659A
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- Prior art keywords
- transfusion
- subchannel
- port
- fluid injection
- tube
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- 238000001802 infusion Methods 0.000 claims abstract description 100
- 238000002347 injection Methods 0.000 claims description 78
- 239000007924 injection Substances 0.000 claims description 78
- 239000012530 fluid Substances 0.000 claims description 70
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 claims description 10
- 210000003462 vein Anatomy 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 239000003814 drug Substances 0.000 description 22
- 238000000034 method Methods 0.000 description 5
- 229940079593 drug Drugs 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010253 intravenous injection Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2006—Piercing means
- A61J1/201—Piercing means having one piercing end
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2048—Connecting means
- A61J1/2058—Connecting means having multiple connecting ports
-
- 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
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of adapter and transfusion system with the transfusion converter of infusing, the transfusion converter includes body, reservoir channel and infusion channel, body has first end and the second end, first end is suitable to puncture into the infusion port of infusion vessel, and the second end, which has, to be adapted to the first port of woven hose and be adapted to the second port of syringe；Reservoir channel is through to the second end from first end and connected with second port, and reservoir channel is configured to the direction one-way conduction from the second end to first end；Infusion channel is through to the second end from first end and connected with first port, and infusion channel is configured to turn on to the direction at the second end at least from first end.The transfusion converter provided according to embodiments of the present invention and the transfusion system with the transfusion converter, it is very easy to use, the structure of infusion bag can be simplified, the cost of infusion bag is reduced.
Description
Technical field
The present invention relates to venous transfusion utensil, more particularly to a kind of transfusion converter and the transfusion with the transfusion converter
System.
Background technology
In intravenous injection, for the medicine of some powder types, then need to be prepared again before administration, such as powder
The medicine of last form needs to mix with diluent that the medicine is configured to be suitable for the fluid form of injection.
General, can be by being configured to fluid form in container, by this way when preparing these medicines
Compounding pharmaceutical, it usually needs by the infusion of medicine prepared to infusion vessel.At present, infusion bag is divided into two kinds, and the first is defeated
Liquid bag only has an infusion port, and second of infusion bag has a liquid injection port and an infusion port (two interfaces).Carrying out medicine
It is typically that the woven hose for first connecting the infusion port of infusion vessel is extracted, then pass through note for the first infusion bag when thing injects
The syringe needle of emitter penetrates the infusion port of infusion vessel, and liquid is injected into infusion vessel, after by infusion of medicine to infusion bag,
Syringe is extracted again, woven hose is plugged again, in this way, operation is extremely cumbersome, operation inconvenience, and cause transfusion interruption etc. to ask
Topic.And be typically that the liquid injection port that the syringe needle of syringe is penetrated to infusion bag is directly subjected to fluid injection for second of infusion bag, this
The mode of kind, fluid injection and transfusion are separated, and are independent of each other each other, still, infusion bag is complicated.
Simultaneously for above two infusion bag, found in practical operation, because the needle diameter of syringe is small, injection
Seal unreliable between the syringe needle of device and the infusion port of infusion bag or injection port, be likely to result in drug leakage, and drug leakage
Working environment can be polluted.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose a kind of transfusion adapter.
It is another object of the present invention to propose a kind of transfusion system with above-mentioned transfusion adapter.
To achieve the above object, on the one hand, transfusion adapter according to embodiments of the present invention, including：
Body, the body has first end and the second end, and the first end is suitable to puncture to the infusion port of infusion vessel
In, second end, which has, to be adapted to the first port of woven hose and is adapted to the second port of syringe；
Reservoir channel, the reservoir channel is through to second end from the first end and connected with the second port
It is logical, and the reservoir channel is configured to the direction one-way conduction from second end to the first end；
Infusion channel, the infusion channel is through to second end from the first end and connected with the first port
Lead to, and the infusion channel is configured to turn on to the direction at second end at least from the first end.
The transfusion converter provided according to embodiments of the present invention, first end can be punctured into the infusion port of infusion vessel,
And the second end have be adapted to the first port of woven hose and be adapted to the second port of syringe, in this way, can pass through
Second port injection of medicine into infusion vessel, meanwhile, it is directly patient infusion, fluid injection and defeated to export medicine by first port
Liquid phase is independent of each other, very easy to use.Moreover, using the transfusion converter, then only needing to defeated with one on infusion vessel
Liquid mouthful, that is to say and only need to an interface, in this way, can simplify the structure of infusion bag, reduce the cost of infusion bag.
In addition, transfusion adapter according to the above embodiment of the present invention can also have technical characteristic additional as follows：
According to one embodiment of present invention, the body includes：
Puncture component, the puncture component has cutting tip, connection end and from the cutting tip is communicated to the connection end respectively
The first fluid injection subchannel and first transfusion subchannel；
Connecting seat, the connecting seat has the second fluid injection subchannel and the second transfusion subchannel, the first port and the
Two-port netwerk is arranged on the connecting seat, and the first port is connected with the described second transfusion subchannel, the second port
Connected with the second fluid injection subchannel；
Unidirectional adapter, the unidirectional adapter be connected to the puncture component the connection end and the connecting seat it
Between, and with from the connecting seat to the 3rd fluid injection subchannel of puncture component direction one-way conduction and at least from the puncture
The 3rd transfusion subchannel that part to the connecting seat direction is turned on；
The 3rd fluid injection subchannel connects the first fluid injection subchannel and the second fluid injection subchannel, the 3rd transfusion
The subchannel connection first transfusion subchannel and the second transfusion subchannel.
According to one embodiment of present invention, the puncture component includes：
The first transfusion subchannel is limited in inner tube, said inner tube；
Outer tube, the outer coaxial tube is sheathed on outside said inner tube and the first fluid injection is limited between said inner tube
Passage, the upper end of the outer tube is formed as spur shape, and the lower end of the outer tube has a funnel connecting portion, the funnel connecting portion
It is detachably connected with the upper end of the unidirectional adapter.
According to one embodiment of present invention, the unidirectional adapter includes：
Limited in transfer tube, the transfer tube it is described 3rd transfusion subchannel, and the upper end of the transfer tube with it is described
The lower end of inner tube is connected；
Cylinder, the cylinder coaxial sleeve is located at outside the transfer tube and the 3rd note is limited between the transfer tube
Liquid subchannel, and the upper and lower ends of the cylinder are detachably connected with the funnel connecting portion and the adapter respectively；
Annular baffle, the periphery wall of the annular baffle is connected with the internal perisporium of the cylinder, the annular baffle it is interior
Perisporium is connected with the inwall of the transfer tube, and circumferentially spaced on the annular baffle is disposed with multigroup escape orifice；
Multiple unidirectional opening and closing elements, multiple unidirectional opening and closing elements are corresponded with multigroup escape orifice, each list
The annular baffle is arranged to opening and closing element, and controls escape orifice described in corresponding one group from the connecting seat to the puncture component
Direction conducting.
According to one embodiment of present invention, the annular baffle be provided with multiple centre bores, multiple centre bores with
Multigroup escape orifice is corresponded, and each centre bore is located at the center of escape orifice described in corresponding one group；
The unidirectional opening and closing element includes valve block and the socket part that is downwardly protrude to form from the valve block center, the valve block with
The upper surface laminating of the annular baffle, and escape orifice described in corresponding one group is blocked, the socket part is socketed on corresponding described
Centre bore, when the syringe injects liquid from the second port, the liquid via the second fluid injection subchannel and
3rd fluid injection subchannel forces the valve sheet deformation and opens the escape orifice.
According to one embodiment of present invention, the connecting seat includes：
Pedestal, the pedestal has a vertically extending chamber, the open upper end of the chamber, the pedestal it is upper
The lower end with the unidirectional adapter is held to be detachably connected；
Connecting tube, the connecting tube is coaxially disposed in the pedestal, and is second fluid injection by the chamber isolation
Subchannel and the second transfusion subchannel, and the upper end of the connecting tube is connected with the lower end of the transfer tube；
The first port is formed at the lower end of the pedestal and communicated with the lower end of the connecting tube, the second port
It is formed at the side wall of the pedestal.
According to one embodiment of present invention, it is folded with first between the upper end of the transfer tube and the lower end of said inner tube
The second sealing gasket is folded between the upper end of sealing gasket, the lower end of the transfer tube and the connecting tube.
According to one embodiment of present invention, the upper end of the cylinder is threadedly coupled with the funnel connecting portion, the cylinder
The lower end of body is connected with the threaded upper ends of the pedestal.
According to one embodiment of present invention, the periphery wall of the outer tube protrudes and is circumferentially formed with close laterally
Seal ring, the sealing ring is multiple, axially spaced-apart arrangement of multiple sealing rings along the outer tube.
On the other hand, transfusion system according to embodiments of the present invention, including：
Infusion vessel, the infusion vessel has injection port；
Transfusion adapter as described above, the first end of the transfusion adapter is punctured in the injection port；
Syringe, the syringe is connected with the second port of the transfusion converter；
Woven hose, one end of the woven hose with it is described transfusion converter first port be connected, the woven hose it is another
One end is adapted to be coupled to human vein.
The transfusion system provided according to embodiments of the present invention, with above-mentioned transfusion converter, therefore, its is easy to use, and
And, using the transfusion converter, then only need to that there is an infusion port on infusion vessel, that is to say and only need to an interface
, in this way, the structure of infusion bag can be simplified, reduce the cost of infusion bag.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the sectional view of transfusion adapter of the embodiment of the present invention；
Fig. 2 is the sectional view of unidirectional adapter in transfusion adapter of the embodiment of the present invention；
Fig. 3 is the structural representation of transfusion system of the embodiment of the present invention.
Reference：
Body 100；
Puncture component 10；
Inner tube 101；
Outer tube 102；
Funnel connecting portion 1021；
First fluid injection subchannel P10；
First transfusion subchannel P11；
Cutting tip D1；
Connection end D2；
Connecting seat 20；
Pedestal 201；
Connecting tube 202；
Second fluid injection subchannel P20；
Second transfusion subchannel P21；
Second port 203；
First port 204；
Unidirectional adapter 30；
Cylinder 301；
Transfer tube 302；
Annular baffle 303；
Escape orifice 3031；
Centre bore 3032；
Unidirectional opening and closing element 304；
Valve block 3041；
Socket part 3042；
3rd fluid injection subchannel P30；
3rd transfusion subchannel P31；
First sealing gasket 31；
Second sealing gasket 32；
Transfusion adapter 1000；
Infusion vessel 2000；
Infusion port 2001；
Syringe 3000；
Woven hose 4000.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention, based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " " axial direction ", " circumference ", " radial direction " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It can be machine
Tool is connected or electrically connected；Can be joined directly together, can also be indirectly connected to by intermediary, can be two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not direct contact but by it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
The transfusion adapter 1000 of the embodiment of the present invention is described in detail with reference to the accompanying drawings.
Referring to figs. 1 to the transfusion adapter 1000 shown in Fig. 2, provided according to embodiments of the present invention, including body 100, note
Liquid passage and infusion channel.
Specifically, body 100 has first end and the second end, the first end is defeated suitable for puncture to infusion vessel 2000
In liquid mouthful 2001, second end has the first port 204 for being adapted to woven hose 4000 and is adapted to syringe 3000
Second port 203.
Reservoir channel is through to second end from the first end and connected with the second port 203, and the note
Liquid passage is configured to the direction one-way conduction from second end to the first end.
Infusion channel is through to second end from the first end and connected with the first port 204, and described defeated
Liquid passage is configured to turn on to the direction at second end at least from the first end.
In other words, the body 100 has first end, the second end, a reservoir channel and an infusion channel, in Fig. 1
In example, first end is the upper end of body 100, and the second end is the lower end of body 100, wherein, first end is to be used to be pierced into transfusion
The infusion port 2001 of container 2000 (such as infusion bag), realization is connected with infusion vessel 2000.And the second end has two
Port, one of port is first port 204, and the first port 204 is the another port for being connected with woven hose 4000
For second port 203, the second port 203 is for being connected with syringe 3000.
Reservoir channel and infusion channel are through to the second end from first end, moreover, reservoir channel and infusion channel are each other
Independent, the lower end of infusion channel is connected with first port 204, and the lower end of reservoir channel is connected with second port 203.This
Outside, reservoir channel is the direction one-way conduction from the second end to first end, be that is to say, fluid can only be from the second end to first end stream
It is dynamic, and infusion channel is then that, to the conducting of the direction at second end, that is to say, fluid at least can be from first at least from first end
Hold to the second end and flow.
When specifically used, the upper end of woven hose 4000 is connected to the first port 204 of the lower end of body 100, woven hose
The decoction that 4000 lower end is connected in human vein, infusion bag is flowed from the top down by infusion channel, and flows into transfusion
Pipe 4000, is inputted into human vein finally by woven hose 4000.And if necessary to inject the medicine configured into infusion bag
Thing, then can be connected to the second port 203 of the lower end of body 100 with syringe 3000, and push syringe 3000 so that syringe
Medicine in 3000 is flowed from bottom to top by reservoir channel, is finally injected into infusion bag.
The transfusion converter provided according to embodiments of the present invention, first end can be punctured to the infusion port of infusion vessel 2000
In 2001, and the second end has the first port 204 for being adapted to woven hose 4000 and is adapted to the second of syringe 3000
Port 203, in this way, can by second port 203 into infusion vessel 2000 injection of medicine, meanwhile, pass through first port 204
It is directly patient infusion to export medicine, and fluid injection is mutually independent of each other with transfusion, very easy to use.Moreover, being changed using the transfusion
Device, then only need to have an infusion port 2001 on infusion vessel 2000, that is to say and only need to an interface, such as
This, can simplify the structure of infusion bag, reduce the cost of infusion bag.
Shown in reference picture 1, in one embodiment of the present of invention, body 100 includes puncture component 10, connecting seat 20 and unidirectionally turned
Device 30 is connect, wherein, puncture component 10 is communicated to the connection end with cutting tip D1, connection end D2 and respectively from the cutting tip D1
The transfusion subchannels of D2 the first fluid injection subchannel P10 and first P11.In Fig. 1 examples, cutting tip D1 is upper for puncture component 10
End, connection end D2 is the lower end of puncture component 10, favourable, cutting tip D1 is formed as spur shape, in this way, being convenient to be pierced into defeated
The infusion port 2001 of liquid container 2000.The puncture component 10 is hollow structure, and it is internal with the first fluid injection run through from top to bottom
The transfusion subchannels of transfusion subchannel P11, the first fluid injection subchannel P10 and first of subchannel P10 and first P11 is independent of one another.
Connecting seat 20 has the transfusion subchannel P21 of the second fluid injection subchannel P20 and second, the first port 204 and the
Two-port netwerk 203 is arranged on the connecting seat 20, and the first port 204 is connected with the described second transfusion subchannel P21, institute
Second port 203 is stated to connect with the second fluid injection subchannel P20.In such as Fig. 1 examples, the second fluid injection subchannel P20 and
Two transfusion subchannel P21 are vertically extending, and the transfusions of the second fluid injection subchannel P20 and second subchannel P21 is that
This is independent.And first port 204 is communicated with the second transfusion subchannel P21 lower end, second port 203 is and the second note
What liquid subchannel P20 lower end was communicated.
Preferably, first port 204 and second port 203 and connecting seat 20 are integral type structure, certainly, the present invention
Not limited to this, first port 204 and second port 203 can also be individual components, and by removably, (for example screw thread connects
Connect, mode connects for screw, pressing are fastened and connected) it is connected with connecting seat 20.
Unidirectional adapter 30 is connected between the connection end D2 of the puncture component 10 and the connecting seat 20, and is had
From the connecting seat 20 to the 3rd fluid injection subchannel P30 of the direction one-way conduction of puncture component 10 and at least from the puncture component
10 the 3rd transfusion subchannel P31 turned on to the direction of connecting seat 20.3rd fluid injection subchannel P30 connects first fluid injection
Subchannel P10 and the second fluid injection subchannel P20, the 3rd transfusion subchannel P31 connections first transfusion subchannel P11 and
Second transfusion subchannel P21.
That is, the one-directional connector is for connecting puncture component 10 and connecting seat 20, specifically, in Fig. 1 examples
In, the upper end of one-directional connector is connected with the lower end of puncture component 10, and the lower end of one-directional connector is connected with the upper end of connecting seat 20.Should
There is the transfusion subchannel P31 of the 3rd fluid injection subchannel P30 independent of each other and the 3rd, when one-directional connector connects in one-directional connector
When being connected between puncture component 10 and connecting seat 20, the 3rd fluid injection subchannel P30 is just connected to the first fluid injection subchannel P10 and
To form above-mentioned reservoir channel between two fluid injection subchannel P20, and the 3rd transfusion leads to that to be just connected to the first transfusion logical
To form above-mentioned transfusion subchannel between the transfusions of road P11 and second subchannel P21.In addition, the 3rd fluid injection subchannel P30 is certainly
Connecting seat 20 is to the direction one-way conduction of puncture component 10, in this way, realizing that fluid is merely able to from the second end of body 100 to first end
Flowing, and the 3rd transfusion subchannel P31 is turned at least from puncture component 10 to the direction of connecting seat 20, in this way, realizing fluid at least
It can be flowed from the first end of body 100 to the second end.
In infusion process, the decoction in infusion bag passes sequentially through the first transfusion subchannel P11, the 3rd transfusion subchannel
P31 and second infuses after subchannel P21, then flows into woven hose 4000 from first port 204, is finally inputted from woven hose 4000
Into human vein.And need the injection of medicine into infusion bag when, the medicine of impregnator injected by second port 203 and according to
It is secondary by the second reservoir channel, the 3rd reservoir channel and the first reservoir channel, be finally injected into infusion bag.
In the present embodiment, using the body 100 of said structure, its processing is simple and convenient, and manufacturing cost is low, meanwhile, structure
Simply, assembling and convenient disassembly.
In one particular embodiment of the present invention, puncture component 10 includes inner tube 101 and outer tube 102, wherein, inner tube 101
Inside limit the first transfusion subchannel P11；The coaxial sleeve of outer tube 102 located at said inner tube 101 it is outer and with said inner tube 101 it
Between limit the first fluid injection subchannel P10, the upper end of the outer tube 102 is formed as spur shape, the lower end of the outer tube 102
With a funnel connecting portion 1021, the upper end of the funnel connecting portion 1021 and the unidirectional adapter 30 is detachably connected.
That is, the diameter of inner tube 101 is less than the diameter of outer tube 102, it is coaxially disposed by inner tube 101 with outer tube 102
The above-mentioned transfusion subchannels of the first fluid injection subchannel P10 and first P11 can be limited.And the upper end of outer tube 102 is formed as convex
It is pointed, then can as the puncture component 10 cutting tip D1, in order to puncture to the infusion port 2001 of infusion vessel 2000, outer tube
102 lower end sets funnel connecting portion 1021, and the upper end with unidirectional adapter 30 can be facilitated to be detachably connected, thus, it is possible to
Ensure that the transfusion subchannels of the first fluid injection subchannel P10 and first P11 to be formed can be independent of one another, moreover, its is simple in construction, dress
With convenient, process simple.
Shown in reference picture 1 and Fig. 2, in one particular embodiment of the present invention, unidirectional adapter 30 includes transfer tube
302nd, cylinder 301, annular baffle 303 and multiple unidirectional opening and closing elements 304, wherein, the 3rd transfusion is limited in transfer tube 302
Subchannel P31, and the upper end of the transfer tube 302 is connected with the lower end of said inner tube 101.
The coaxial sleeve of cylinder 301 is located at outside the transfer tube 302 and the 3rd note is limited between the transfer tube 302
Liquid subchannel P30, and the upper and lower ends of the cylinder 301 are detachable with the funnel connecting portion 1021 and the adapter respectively
Connection.
The periphery wall of annular baffle 303 is connected with the internal perisporium of the cylinder 301, the internal perisporium of the annular baffle 303
It is connected with the inwall of the transfer tube 302, and circumferentially spaced on the annular baffle 303 is disposed with multigroup escape orifice 3031；
Multiple unidirectional opening and closing elements 304 are corresponded with multigroup escape orifice 3031, each unidirectional opening and closing element
304 are arranged at the annular baffle 303, and control escape orifice 3031 described in corresponding one group to be worn from the connecting seat 20 to described
Pierce the direction conducting of part 10.
In other words, unidirectional adapter 30 is main by transfer tube 302, cylinder 301, annular baffle 303 and many in the present embodiment
Individual unidirectional opening and closing element 304 is constituted, wherein, the diameter of transfer tube 302 is less than the diameter of cylinder 301, and transfer tube 302 is coaxially disposed
In cylinder 301, above-mentioned transfusion of the 3rd fluid injection subchannel P30 and the 3rd are limited by transfer tube 302 and cylinder 301 logical
Road P31.And annular baffle 303 is then located between transfer tube 302 and cylinder 301, and it is transversal with the 3rd fluid injection subchannel P30
Face is adapted, and then blocks the 3rd fluid injection subchannel P30.Multigroup escape orifice 3031 is set on the annular baffle 303, and each group is let out
By the unidirectional control of opening and closing element 304, it is opened and closed discharge hole 3031, specifically, working as syringe 3000 to injection of medicine
When, decoction is flowed upwardly into the 3rd fluid injection subchannel P30, and causes unidirectional opening and closing element 304 to open escape orifice 3031, then decoction
First fluid injection subchannel P10 is flowed into by escape orifice 3031, and when there is no decoction inflow in the 3rd fluid injection subchannel P30,
Then the unidirectional valve that opens and closes keeps escape orifice 3031 to close.
Thus, in the present embodiment, switch control is carried out to escape orifice 3031 by unidirectional opening and closing element 304, then can be realized
Fluid can only flow from bottom to top, and then ensure to need the medicine added to be injected into infusion bag by reservoir channel, and defeated
Decoction in liquid bag is unable to reservoir channel outflow, can only be inputted from infusion channel to human vein, and its fluid injection and transfusion are completely only
Stand and do not interfere with each other, its is easy to use, simple in construction.
Alternatively, cylinder 301, annular baffle 303 and transfer tube 302 are formed in one structure, in this way, structure is simpler
It is single, it is easy to process, meanwhile, the sealing effectiveness between annular baffle 303 and cylinder 301 and transfer tube 302 is more preferable.
Shown in reference picture 2, favourable, in the example of the present invention, annular baffle 303 is provided with multiple centre bores
3032, multiple centre bores 3032 are corresponded with multigroup escape orifice 3031, and each centre bore 3032 is located at
The center of escape orifice 3031 described in corresponding one group.
Unidirectional opening and closing element 304 includes valve block 3041 and the socket part being downwardly protrude to form from the center of valve block 3041
3042, the valve block 3041 is fitted with the upper surface of the annular baffle 303, and blocks escape orifice described in corresponding one group
3031, the socket part is socketed on the corresponding centre bore 3032, when the syringe 3000 injects from the second port 203
During liquid, the liquid forces the shape of valve block 3041 via the second fluid injection subchannel P20 and the 3rd fluid injection subchannel P30
Become and open the escape orifice 3031.
That is, in original state, valve block 3041 is close to the upper surface of annular baffle 303 so that ring-type every
Sealing is completely covered by plate 303 in escape orifice 3031, and when syringe 3000 is from 203 injection of medicine of second port, medicine warp
Gradually increased by the second fluid injection subchannel P20 pressure entered in the 3rd fluid injection subchannel P30, and the 3rd fluid injection subchannel P30
Greatly, so force valve block 3041 upwards produce deformation, between the valve block 3041 of deformation and the upper surface of annular baffle 303 formed between
Gap, now, escape orifice 3031 can be opened, and medicine flows into the first reservoir channel of top by escape orifice 3031 and gap
It is interior, it is injected into infusion bag finally by the first reservoir channel.
Shown in reference picture 1, in one particular embodiment of the present invention, connecting seat 20 includes pedestal 201 and connecting tube
202, wherein, pedestal 201 has vertically extending chamber, the open upper end of the chamber, the upper end of the pedestal 201
It is detachably connected with the lower end of the unidirectional adapter 30.Connecting tube 202 is coaxially disposed in the pedestal 201, and will be described
Chamber isolation is the second fluid injection subchannel P20 and the second transfusion subchannel P21, and the upper end of the connecting tube 202
It is connected with the lower end of the transfer tube 302；The first port 204 be formed at the lower end of the pedestal 201 and with the connection
The lower end of pipe 202 is communicated, and the second port 203 is formed at the side wall of the pedestal 201.
That is, pedestal 201 is hollow structure, it is internal to have a chamber, and connecting tube 202 is arranged in chamber and then
The sub- reservoir channel of above-mentioned second and the second sub- infusion channel are limited, first port 204 is located at the lower end of pedestal 201 and with connecting
The lower end of adapter 202 is communicated, and the side wall that second port 203 is located at pedestal 201 is communicated with the second fluid injection subchannel P20, its structure
Simply, it is easy to process.
Favourable, the first sealing gasket 31 is folded between the upper end of transfer tube 302 and the lower end of said inner tube 101, it is described
The second sealing gasket 32 is folded between the lower end of transfer tube 302 and the upper end of the connecting tube 202.In this way, utilizing the first sealing
Pad 31 can make it that the sealing effectiveness that transfer tube 302 is formed after being connected with inner tube 101 is more preferable, can be made using the second sealing gasket 32
Obtain the sealing effectiveness formed after transfer tube 302 is connected with connecting tube 202 more preferably, and then ensure infusion channel sealing effectiveness more preferably,
Avoid in liquid leakage to the reservoir channel in infusion channel.
More favorably, the upper end of cylinder 301 is threadedly coupled with the funnel connecting portion 1021, under the cylinder 301
End is connected with the threaded upper ends of the pedestal 201.In this way, being convenient between puncture component 10, unidirectional adapter 30 and connecting seat 20
Assembling.
It is understood that the invention is not restricted to this, it is removable between puncture component 10, unidirectional adapter 30 and connecting seat 20
Unload formula connection and can also connect, snap connection, be socketed using flange etc. and be detachably connected mode.
In a little embodiments of the present invention, the periphery wall of outer tube 102 protrudes and is circumferentially formed with laterally
Sealing ring, the sealing ring is multiple, axially spaced-apart arrangement of multiple sealing rings along the outer tube 102.In this way, working as outer tube
When 102 punctures are into the infusion port 2001 of infusion vessel 2000, the inwall of sealing ring and infusion port 2001 is brought into close contact, and is formed good
Good sealing effectiveness, it is to avoid the problems such as pollution that liquid leakage is caused occur.
Shown in reference picture 3, transfusion system according to embodiments of the present invention, including infusion vessel 2000, such as above-mentioned embodiment
Described infusion vessel 2000, syringe 3000 and woven hose 4000, wherein, infusion vessel 2000 has injection port, and transfusion turns
The first end for connecing device 1000 is punctured in the injection port, the phase of second port 203 of syringe 3000 and the transfusion converter
Even, one end of woven hose 4000 is connected with the first port 204 of the transfusion converter, and the other end of the woven hose 4000 is fitted
In being connected to human vein.
The transfusion system provided according to embodiments of the present invention, with above-mentioned transfusion converter, therefore, its is easy to use, and
And, using the transfusion converter, then only need to that there is an infusion port 2001 on infusion vessel 2000, that is to say and only need to
One interface, in this way, can simplify the structure of infusion bag, reduces the cost of infusion bag.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification
Close and combine.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical fields in the scope of patent protection of the present invention.
Claims (10)
1. one kind transfusion adapter, it is characterised in that including：
Body, the body has first end and the second end, and the first end is suitable to puncture into the infusion port of infusion vessel, institute
State the second end and have and be adapted to the first port of woven hose and be adapted to the second port of syringe；
Reservoir channel, the reservoir channel is through to second end from the first end and connected with the second port, and
The reservoir channel is configured to the direction one-way conduction from second end to the first end；
Infusion channel, the infusion channel is through to second end from the first end and connected with the first port, and
The infusion channel is configured to turn on to the direction at second end at least from the first end.
2. transfusion adapter according to claim 1, it is characterised in that the body includes：
Puncture component, the puncture component has cutting tip, connection end and from the cutting tip is communicated to the of the connection end respectively
One fluid injection subchannel and the first transfusion subchannel；
Connecting seat, the connecting seat has the second fluid injection subchannel and the second transfusion subchannel, the first port and the second end
Mouth is arranged on the connecting seat, and the first port is connected with the described second transfusion subchannel, the second port and institute
State the connection of the second fluid injection subchannel；
Unidirectional adapter, the unidirectional adapter is connected between the connection end of the puncture component and the connecting seat, and
With from the connecting seat to the 3rd fluid injection subchannel of puncture component direction one-way conduction and at least from the puncture component extremely
3rd transfusion subchannel of the connecting seat direction conducting；
The 3rd fluid injection subchannel connects the first fluid injection subchannel and the second fluid injection subchannel, and the 3rd transfusion is logical
The road connection first transfusion subchannel and the second transfusion subchannel.
3. transfusion adapter according to claim 2, it is characterised in that the puncture component includes：
The first transfusion subchannel is limited in inner tube, said inner tube；
Outer tube, the outer coaxial tube, which is sheathed on outside said inner tube and the first fluid injection is limited between said inner tube, to be led to
Road, the upper end of the outer tube is formed as spur shape, and the lower end of the outer tube has a funnel connecting portion, the funnel connecting portion with
The upper end of the unidirectional adapter is detachably connected.
4. transfusion adapter according to claim 2, it is characterised in that the unidirectional adapter includes：
The 3rd transfusion subchannel, and upper end and the said inner tube of the transfer tube are limited in transfer tube, the transfer tube
Lower end be connected；
Cylinder, the cylinder coaxial sleeve is located at outside the transfer tube and the 3rd fluid injection is limited between the transfer tube
Passage, and the upper and lower ends of the cylinder are detachably connected with the funnel connecting portion and the adapter respectively；
Annular baffle, the periphery wall of the annular baffle is connected with the internal perisporium of the cylinder, the internal perisporium of the annular baffle
It is connected with the inwall of the transfer tube, and circumferentially spaced on the annular baffle is disposed with multigroup escape orifice；
Multiple unidirectional opening and closing elements, multiple unidirectional opening and closing elements are corresponded with multigroup escape orifice, each described unidirectionally to open
Closing member is arranged at the annular baffle, and controls escape orifice described in corresponding one group from the connecting seat to the side of the puncture component
To conducting.
5. transfusion adapter according to claim 4, it is characterised in that the annular baffle is provided with multiple centre bores,
Multiple centre bores are corresponded with multigroup escape orifice, and each centre bore is located at described in corresponding one group and released
The center in hole；
The unidirectional opening and closing element includes valve block and the socket part that is downwardly protrude to form from the valve block center, the valve block with it is described
The upper surface laminating of annular baffle, and block escape orifice described in corresponding one group, the socket part be socketed on it is corresponding it is described in
Heart hole, when the syringe injects liquid from the second port, the liquid is via the second fluid injection subchannel and the
Three fluid injection subchannels force the valve sheet deformation and open the escape orifice.
6. transfusion adapter according to claim 4, it is characterised in that the connecting seat includes：
Pedestal, the pedestal has a vertically extending chamber, the open upper end of the chamber, the upper end of the pedestal with
The lower end of the unidirectional adapter is detachably connected；
Connecting tube, the connecting tube is coaxially disposed in the pedestal, and is that second fluid injection is logical by the chamber isolation
Road and the second transfusion subchannel, and the upper end of the connecting tube is connected with the lower end of the transfer tube；
The first port is formed at the lower end of the pedestal and communicated with the lower end of the connecting tube, and the second port is formed
In the side wall of the pedestal.
7. transfusion adapter according to claim 6, it is characterised in that under the upper end and said inner tube of the transfer tube
The first sealing gasket is folded between end, the second sealing is folded between the lower end of the transfer tube and the upper end of the connecting tube
Pad.
8. transfusion adapter according to claim 6, it is characterised in that the upper end of the cylinder and the funnel connecting portion
Threaded connection, the lower end of the cylinder is connected with the threaded upper ends of the pedestal.
9. transfusion adapter according to any one of claim 1 to 8, it is characterised in that the periphery wall of the outer tube to
Outside is protruded and is circumferentially formed with sealing ring, and the sealing ring is multiple, and multiple sealing rings are along the outer tube
Axially spaced-apart is arranged.
10. a kind of transfusion system, it is characterised in that including：
Infusion vessel, the infusion vessel has injection port；
Transfusion adapter as claimed in any one of claims 1-9 wherein, the first end of the transfusion adapter is punctured in the note
In loophole；
Syringe, the syringe is connected with the second port of the transfusion converter；
Woven hose, one end of the woven hose is connected with the first port of the transfusion converter, the other end of the woven hose
It is adapted to be coupled to human vein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533875.1A CN107198659B (en) | 2017-07-03 | 2017-07-03 | Infusion adapter and infusion system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533875.1A CN107198659B (en) | 2017-07-03 | 2017-07-03 | Infusion adapter and infusion system with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107198659A true CN107198659A (en) | 2017-09-26 |
| CN107198659B CN107198659B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710533875.1A Active CN107198659B (en) | 2017-07-03 | 2017-07-03 | Infusion adapter and infusion system with same |
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| Country | Link |
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| CN (1) | CN107198659B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020037393A1 (en) * | 2018-08-22 | 2020-02-27 | Duoject Medical Systems Inc. | Easy linking transfer system with venting |
| CN113332541A (en) * | 2021-05-20 | 2021-09-03 | 中国人民解放军陆军军医大学第二附属医院 | Hand-held speed control device for hypodermic injection |
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| CN101466344A (en) * | 2006-06-19 | 2009-06-24 | 尼普洛株式会社 | Liquid medicine preparation kit |
| US20110275988A1 (en) * | 2010-05-06 | 2011-11-10 | Becton, Dickinson And Company | Systems and methods for providing a closed venting hazardous drug iv set |
| CN104491950A (en) * | 2014-12-29 | 2015-04-08 | 安徽亿维医疗用品有限公司 | Needleless bottle plug puncturing apparatus for infusion apparatus |
| CN208726277U (en) * | 2017-07-03 | 2019-04-12 | 北京大学深圳医院 | Infusion adapter and the transfusion system with the infusion adapter |
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2017
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101466344A (en) * | 2006-06-19 | 2009-06-24 | 尼普洛株式会社 | Liquid medicine preparation kit |
| US20110275988A1 (en) * | 2010-05-06 | 2011-11-10 | Becton, Dickinson And Company | Systems and methods for providing a closed venting hazardous drug iv set |
| CN104491950A (en) * | 2014-12-29 | 2015-04-08 | 安徽亿维医疗用品有限公司 | Needleless bottle plug puncturing apparatus for infusion apparatus |
| CN208726277U (en) * | 2017-07-03 | 2019-04-12 | 北京大学深圳医院 | Infusion adapter and the transfusion system with the infusion adapter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020037393A1 (en) * | 2018-08-22 | 2020-02-27 | Duoject Medical Systems Inc. | Easy linking transfer system with venting |
| CN113332541A (en) * | 2021-05-20 | 2021-09-03 | 中国人民解放军陆军军医大学第二附属医院 | Hand-held speed control device for hypodermic injection |
| CN113332541B (en) * | 2021-05-20 | 2022-09-20 | 中国人民解放军陆军军医大学第二附属医院 | Hand-held speed control device for hypodermic injection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107198659B (en) | 2023-11-24 |
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