CN109316648A - A kind of disposable transfusion device being automatically turned off - Google Patents
A kind of disposable transfusion device being automatically turned off Download PDFInfo
- Publication number
- CN109316648A CN109316648A CN201811071591.6A CN201811071591A CN109316648A CN 109316648 A CN109316648 A CN 109316648A CN 201811071591 A CN201811071591 A CN 201811071591A CN 109316648 A CN109316648 A CN 109316648A
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- CN
- China
- Prior art keywords
- drip chamber
- syringe needle
- needle
- automatically turned
- buoyant spheres
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- 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
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
-
- 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
- A61M5/14—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
-
- 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
- A61M2205/27—General characteristics of the apparatus preventing use
- A61M2205/273—General characteristics of the apparatus preventing use preventing reuse, e.g. of disposables
Landscapes
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention provides a kind of disposable transfusion device being automatically turned off, including connect with infusion bottle plug bottle syringe needle, for discriminating whether used fluid injection syringe needle, the perfusion tube being connected between plug bottle syringe needle and fluid injection syringe needle；The sealing cover being tightly connected in the plug bottle syringe needle with infusion bottle is equipped with air inlet pipe, has drip chamber on perfusion tube, flow regulator is equipped between drip chamber and fluid injection syringe needle；The one-way flow device for preventing liquid reflux is additionally provided between the drip chamber and plug bottle syringe needle；It is equipped in the drip chamber and is automatically turned off device.Before use, whether transfusion needle through the invention have protection tube protection and buoyant spheres in the middle position of drip chamber, can obviously differentiate the infusion apparatus whether be it is used, can preferably prevent the secondary use of infusion apparatus.The present invention guarantees that perfusion tube is automatically closed after medical fluid is finished by automatic starting device, and prevents the double insurance of blood backflow together with one-way flow device, and blood back or waste medical fluid will not occur.
Description
Technical field
The present invention relates to the technical field of medical instrument more particularly to a kind of disposable transfusion devices being automatically turned off.
Background technique
Currently, disposable transfusion device is made of upper tubing, dosing mouth, Murphy's burette, lower infusion tube mostly, upper infusion
Pipe connects medicinal liquid bottle, and lower infusion tube connector sword-shaped needle after medical fluid is finished, is abandoned infusion apparatus as waste.In infusion process, generally
Disposable transfusion device is connected to infusion bottle, then the passages through which vital energy circulates of intravenous needle insertion patient can be infused.Patient is being infused
When be to hang over medicine bottle or infusion bag on removable or fixed bracket mostly, then disposable bottle plug puncture unit is inserted into
In the bag plug of projecting medicine bottle stopper or infusion bag, medical fluid flows into drop pot along infusion tube, then by the downward fair current of drop pot
Flowing, eventually by syringe needle afferent veins.Liquid volume because vein also has certain pressure, in hose of infusion apparatus
When less, it is easy to generate blood backflow into infusion tube.Therefore, whether looked in medicine bottle when taking when infusion has medical fluid,
And ensure to have retained a certain amount of medical fluid in infusion apparatus, once preventing medical fluid to be finished causes adverse current to patient.It is especially surplus in medical fluid
Medicine bottle is more watched close when remaining few, it is ensured that nurse can come dressing or starting when medical fluid will empty.But to remaining in infusion bottle
The how many judgement of medical fluid is but without certain standard, furthermore nurse needs how long to arrive and also not know, and often nurse comes then,
Remaining medical fluid be not be excessively exactly it is very few, if excessively need continue waiting for or not etc. with regard to dressing, will result in the time in this way
Or liquid waste；If remaining medical fluid is very few, and will cause the dangerous situations such as air inlet or blood back.
In addition, after liquid is finished, some is without destroying used disposable transfusion device, and as useless
Gurry abandons, and some illegal retailers slightly pack after being recycled and come into the market again, and patient once uses such product, pole
Viral cross-infection is easily caused, brings harm to patient.
Summary of the invention
In view of this, being tied the main purpose of the present invention is to provide a kind of disposable transfusion device being automatically turned off in infusion
Shu Houneng is automatically stopped liquid flowing, makes the infusion apparatus that blood back or waste medical fluid will not occur using double insurance, can be effective
Differentiate whether it used, prevents its reuse.
The disposable transfusion device provided by the invention being automatically turned off, including connect with infusion bottle plug bottle syringe needle, for sentencing
Not not whether used fluid injection syringe needle, the perfusion tube being connected between the plug bottle syringe needle and fluid injection syringe needle；
In the plug bottle syringe needle with infusion bottle be tightly connected sealing cover be equipped with air inlet pipe, one end of the air inlet pipe with
The infusion bottle is connected, and the top of the other end is configured with air filter；
There is drip chamber on the perfusion tube, flow regulator is equipped between the drip chamber and fluid injection syringe needle；
The one-way flow device for preventing liquid reflux is additionally provided between the drip chamber and plug bottle syringe needle；
It is equipped in the drip chamber and is automatically turned off device.
Preferably, it is described be automatically turned off device include be placed in the drip chamber and diameter be less than drip chamber diameter it is floating
The density of power ball, the buoyant spheres is lower than medical fluid density；
The bottom of the drip chamber is formed with the arc-shaped structure that face contact is carried out with the spherical surface of the buoyant spheres；
The middle section of the drip chamber is stretchable wave rugosity, when the middle section of the drip chamber is rugosity
Block the buoyant spheres；The middle section of drip chamber is that the buoyant spheres fall when stretching shape.
Further, the arc surface of the arc-shaped structure is equipped with one layer of soft suction pad that the spherical surface of the buoyant spheres is sucked.
Preferably, the surface of the buoyant spheres is coated with one layer of thin rubber layers.
Preferably, the fluid injection syringe needle include needle stand, be fixed on the needle stand axial centerline transfusion needle, be located at
In the needle stand and cover protection tube in the transfusion needle periphery；
Compressed spring is equipped between the bottom of the protection tube and the bottom face of the needle stand, the compressed spring is arranged
In the periphery of the transfusion needle.
Preferably, the bottom of the protection tube is formed with the boss stretched radially outward, which is resisted against the needle
On the inner wall of seat；
There is the annular slot for blocking the boss on the inner wall of the middle and lower part of the needle stand.
In addition, the one-way flow device includes valve body, the valve chamber positioned at the centre of the valve body, on the inner wall of the valve chamber
Sequentially form blocking body with conical through-hole and filtering backstop from top to bottom, the bigger diameter end of the conical through-hole is towards the fluid injection
Syringe needle；
It is equipped with taper between the blocking body and filtering backstop and keeps off liquid block, the taper of the taper gear liquid block and the taper
The taper of through-hole is identical；And the diameter of the bigger diameter end of the taper gear liquid block is less than the diameter of the valve chamber.
The infusion sets for single use being automatically turned off of the invention has the advantages that:
Before use, whether transfusion needle through the invention have protection tube protection and buoyant spheres in drip chamber
Between position, can obviously differentiate the infusion apparatus whether be it is used, can preferably prevent the secondary use of infusion apparatus.This
Invention guarantees that perfusion tube is automatically closed after medical fluid is finished by automatic starting device, and returns with one-way flow device together anti-Hemostatic Oral Liquid
Blood back or waste medical fluid will not occur for the double insurance of stream.
Detailed description of the invention
Fig. 1 is the structural representation in the infusion process for the disposable transfusion device of the preferred embodiment of the present invention being automatically turned off
Figure；
Fig. 2 is the structural representation after the infusion for the disposable transfusion device of the preferred embodiment of the present invention being automatically turned off
Figure；
Fig. 3 is the structural schematic diagram of the drip chamber for the disposable transfusion device of the preferred embodiment of the present invention being automatically turned off；
Fig. 4 is the structural schematic diagram of the fluid injection syringe needle for the disposable transfusion device of the preferred embodiment of the present invention being automatically turned off；
Fig. 5 is the structural representation of the one-way flow device for the disposable transfusion device of the preferred embodiment of the present invention being automatically turned off
Figure.
Specific embodiment
Referring to shown in Fig. 1 to Fig. 5, to being specifically described for the disposable transfusion device being automatically turned off of the invention:
The disposable transfusion device being automatically turned off of the invention includes the infusion bottle 10 set gradually, plug bottle syringe needle 20, infusion
Pipe 30, one-way flow device 40, drip chamber 50, flow regulator 60 and fluid injection syringe needle 70 are inserted with infusion bottle 10 in plug bottle syringe needle 20
The plug-in needle connect injects infusion bottle mouth, and abuts against sealing cover 21 on the bottleneck of infusion bottle 10, is sealed to bottleneck,
Sealing cover 21 is equipped with air inlet pipe 22, and one end of the air inlet pipe 22 is connected with the infusion bottle 10, the top of the other end
Configured with air filter 23, sealing cover 21 is set in the inserted terminal of infusion bottle 10, and sky is set in the free end of air inlet pipe 22
Air filter 23 can effectively obstruct bottleneck and directly contact and prevent the pollution of mosquitos and flies, winged insect to bottleneck with air, make the air
Clear air in filter 23, effectively prevents to take impurity in medical fluid to and is detrimental to health.
Drip chamber 50 is arranged on the perfusion tube 30 being connected between the plug bottle syringe needle 20 and fluid injection syringe needle 70, drip chamber
It is equipped in 50 and is automatically turned off device, the of the invention device that is automatically turned off includes being placed in the drip chamber 50 and diameter is less than dropping liquid
The buoyant spheres 80 of the diameter of room, the density of the buoyant spheres 80 are lower than the density of medical fluid, and the bottom of the drip chamber 50 is formed with
The arc-shaped structure 51 of face contact is carried out with the spherical surface of the buoyant spheres 80, in addition, the middle section of the drip chamber 50 is can
The buoyant spheres 80 are blocked when being rugosity in the wave rugosity of stretching, the middle section of the drip chamber；The middle part of drip chamber
When being divided into stretching shape, the buoyant spheres 80 can fall, so set, can prevent when infusion apparatus is not used, buoyant spheres 80 are located at
The bottom of drip chamber 50 and arc-shaped structure 51 is blocked so that infusion be unable to complete.Using the dropping liquid of part wave rugosity
Room 50 makes buoyant spheres 80 be placed in the intermediate position of drip chamber, after medical fluid fills the arc-shaped structure 51 of drip chamber bottom, will drip
Liquid chamber 50 is straightened, and buoyant spheres 80 float in medical fluid, the bottom without blocking drip chamber 50, can normal infusion.
In addition, in order to guarantee that buoyant spheres 80 can seal arc-shaped structure 51, the arc-shaped structure 51 after the completion of infusion
Arc surface be equipped with the soft suction pad for the spherical surface that one layer is sucked the buoyant spheres 80, and coat one layer on the surface of the buoyant spheres 80
Thin rubber layers, so that there is higher cooperation precision, defeated between the spherical surface of buoyant spheres 80 and the arc surface of arc-shaped structure 51
It is more efficiently that infusion is automatically closed at the end of liquid.
In using the present invention, in the case where normal infusion, medical fluid, buoyancy are filled in drip chamber 50 and perfusion tube 30
Ball 80 is suspended in the top of drip chamber 50, and after medical fluid is finished, the indoor liquid level decline of dropping liquid, buoyant spheres 80 also decline therewith,
When buoyant spheres 80 drop to the arc-shaped structure of drip chamber bottom, under self gravity, top air pressure and following vacuum action,
The bottom cambered surface of buoyant spheres 80 tightly seals the arc surface of arc-shaped structure, guarantees that the extraction raffinate in perfusion tube does not continue to input,
And the defencive function of backflow of blood is prevented, the safety of medical treatment is increased, plays the role of being automatically turned off medical fluid, be automatically turned off
Structure is simple, easy to operate, securely and reliably.In addition, when using disposable transfusion device of the invention, if it find that buoyant spheres 80
It is not located at the middle position of drip chamber 50, illustrates that the infusion apparatus has been previously used, and buoyant spheres 80 are located at drip chamber 50
Bottom, can also prevent infusion progress, can preferably prevent the secondary use of infusion apparatus.
As shown in figure 4, the fluid injection syringe needle 70 in the present invention includes needle stand 71, the central axis position for being fixed on the needle stand 71
The transfusion needle 72 set in the needle stand 71 and covers protection tube 73 in 72 periphery of transfusion needle, the protection tube
Compressed spring 74 is equipped between 73 bottom and the bottom face of the needle stand 71, the compressed spring 74 is set in the transfusion needle
72 periphery.In unused fluid injection syringe needle, protection tube 73 stretches out outside needle stand 71 and entangles transfusion needle 72, prevents syringe needle pair
The unexpected injury of human body, and transfusion needle 72 is protected, when using fluid injection syringe needle, overcome the elastic force of compressed spring 74, it will
Protection tube 73 is retracted in needle stand 71, is exposed transfusion needle 72 and is infused.
In addition, the bottom of the protection tube 73 is formed with the boss stretched radially outward, which is resisted against the needle
On the inner wall of seat 71, there is the annular slot 75 for blocking the boss on the inner wall of the middle and lower part of the needle stand 71, when
When the boss of protection tube 73 is retracted at annular slot 75, annular slot 75 blocks boss, so that protection tube 73 is stuck in
In needle stand 71, protection tube 73 cannot stretch out again protects transfusion needle 72.Therefore, using of the invention disposable defeated
When liquid device, it if it find that transfusion needle 72 is exposed outside, can differentiate that the infusion apparatus has been previously used, prevent from carrying out secondary make
With.
In the present invention, as shown in figure 5, the one-way flow device 40 includes valve body, the valve positioned at the centre of the valve body
Room sequentially forms blocking body 43 and filtering backstop 44 with conical through-hole 42 on the inner wall of the valve chamber 41 from top to bottom, should
The bigger diameter end of conical through-hole 42 is towards the fluid injection syringe needle；Taper, which is equipped with, between the blocking body 43 and filtering backstop 44 keeps off liquid block
45, the taper of the taper gear liquid block 45 is identical with the taper of the conical through-hole 42, can make the tapered surface of taper gear liquid block 45
It combines closely with the tapered surface of conical through-hole 42, and the diameter of the bigger diameter end of taper gear liquid block 45 is less than the valve chamber 41
Diameter, the one-way flow device of above structure is set, and medical fluid can only be flowed from the miner diameter end of conical through-hole 42 to bigger diameter end, work as liquid
When body flows back, taper gear liquid block 45 can block conical through-hole 42, prevent liquid from the bigger diameter end of conical through-hole 42 to miner diameter end stream
It is dynamic, after the medical fluid in infusion bottle is finished, even if patient or medical staff in time do not extract fluid injection syringe needle, and dropping liquid
When being automatically turned off failure of apparatus of room 50 will be blocked at venous backflow to one-way flow device, avoid blood backflow extremely
Jeopardize patients ' lives health in infusion bag or infusion bottle, one-way flow device structure of the invention is simple, and processing and fabricating is convenient, cost
It is lower.The disposable transfusion device being automatically turned off of the invention medical fluid close at the end of can be automatically stopped liquid flowing, Bu Huifa
Raw blood back or waste medical fluid, and one-way flow device 40 is set and automatic starting device is formed together double insurance, and to shield
Scholar reserves time enough and takes needle.
Before use, whether transfusion needle 72 through the invention have the protection of protection tube 73 and buoyant spheres 80 in dropping liquid
The middle position of room 50, can obviously differentiate the infusion apparatus whether be it is used, can preferably prevent the two of infusion apparatus
Secondary use.The present invention guarantees that perfusion tube is automatically closed after medical fluid is finished by automatic starting device, and together with one-way flow device
The double insurance of blood backflow is prevented, blood back or waste medical fluid will not occur.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of disposable transfusion device being automatically turned off, which is characterized in that including connect with infusion bottle plug bottle syringe needle, for sentencing
Not not whether used fluid injection syringe needle, the perfusion tube being connected between the plug bottle syringe needle and fluid injection syringe needle；
In the plug bottle syringe needle with infusion bottle be tightly connected sealing cover be equipped with air inlet pipe, one end of the air inlet pipe with it is described
Infusion bottle is connected, and the top of the other end is configured with air filter；
There is drip chamber on the perfusion tube, flow regulator is equipped between the drip chamber and fluid injection syringe needle；
The one-way flow device for preventing liquid reflux is additionally provided between the drip chamber and plug bottle syringe needle；
It is equipped in the drip chamber and is automatically turned off device.
2. the disposable transfusion device according to claim 1 being automatically turned off, which is characterized in that described to be automatically turned off device packet
Include be placed in the drip chamber and diameter be less than drip chamber diameter buoyant spheres, the density of the buoyant spheres is close lower than medical fluid
Degree；
The bottom of the drip chamber is formed with the arc-shaped structure that face contact is carried out with the spherical surface of the buoyant spheres；
The middle section of the drip chamber is stretchable wave rugosity, and the middle section of the drip chamber is blocked when being rugosity
The buoyant spheres；The middle section of drip chamber is that the buoyant spheres fall when stretching shape.
3. the disposable transfusion device according to claim 2 being automatically turned off, which is characterized in that the circle of the arc-shaped structure
Cambered surface is equipped with one layer of soft suction pad that the spherical surface of the buoyant spheres is sucked.
4. the disposable transfusion device according to claim 3 being automatically turned off, which is characterized in that wrap on the surface of the buoyant spheres
It is covered with one layer of thin rubber layers.
5. the disposable transfusion device according to claim 1 being automatically turned off, which is characterized in that the fluid injection syringe needle includes needle
Seat, be fixed on the needle stand axial centerline transfusion needle, in the needle stand and cover in transfusion needle periphery
Protection tube；
Compressed spring is equipped between the bottom of the protection tube and the bottom face of the needle stand, the compressed spring is set in institute
State the periphery of transfusion needle.
6. the disposable transfusion device according to claim 5 being automatically turned off, which is characterized in that the bottom of the protection tube
It is formed with the boss stretched radially outward, which is resisted against on the inner wall of the needle stand；
There is the annular slot for blocking the boss on the inner wall of the middle and lower part of the needle stand.
7. the disposable transfusion device according to claim 1 being automatically turned off, which is characterized in that the one-way flow device includes
Valve body, the valve chamber positioned at the centre of the valve body are sequentially formed from top to bottom with conical through-hole on the inner wall of the valve chamber
Stop body and filtering backstop, the bigger diameter end of the conical through-hole is towards the fluid injection syringe needle；
It is equipped with taper between the blocking body and filtering backstop and keeps off liquid block, the taper and the conical through-hole of the taper gear liquid block
Taper it is identical；And the diameter of the bigger diameter end of the taper gear liquid block is less than the diameter of the valve chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811071591.6A CN109316648A (en) | 2018-09-13 | 2018-09-13 | A kind of disposable transfusion device being automatically turned off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811071591.6A CN109316648A (en) | 2018-09-13 | 2018-09-13 | A kind of disposable transfusion device being automatically turned off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109316648A true CN109316648A (en) | 2019-02-12 |
Family
ID=65265347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811071591.6A Pending CN109316648A (en) | 2018-09-13 | 2018-09-13 | A kind of disposable transfusion device being automatically turned off |
Country Status (1)
| Country | Link |
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| CN (1) | CN109316648A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464909A (en) * | 2019-08-26 | 2019-11-19 | 湖南丹尼尔智能科技有限公司 | A kind of transfusion apparatus for facilitating coutroi velocity anti-return that can remind using overflow valve |
| CN113559346A (en) * | 2021-07-14 | 2021-10-29 | 舒管先 | Hanging automatic cut-off bottle head |
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| CN202179744U (en) * | 2011-08-04 | 2012-04-04 | 王韻斯 | Novel dropper for infusion apparatus |
| CN204864314U (en) * | 2015-07-28 | 2015-12-16 | 宁波智天档案管理咨询有限公司 | Disposable transfusion system |
| WO2016062016A1 (en) * | 2014-10-24 | 2016-04-28 | 上海金塔医用器材有限公司 | Disposable anti-acupuncture intravenous infusion puncture needle |
| CN205434550U (en) * | 2016-03-02 | 2016-08-10 | 东爱华 | Disposable infusion apparatus |
| KR101686031B1 (en) * | 2015-09-07 | 2016-12-13 | 한국과학기술원 | System for drug injection |
| CN207837959U (en) * | 2017-08-31 | 2018-09-11 | 陈勇 | New-type disposable transfusion device |
-
2018
- 2018-09-13 CN CN201811071591.6A patent/CN109316648A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202179744U (en) * | 2011-08-04 | 2012-04-04 | 王韻斯 | Novel dropper for infusion apparatus |
| WO2016062016A1 (en) * | 2014-10-24 | 2016-04-28 | 上海金塔医用器材有限公司 | Disposable anti-acupuncture intravenous infusion puncture needle |
| CN204864314U (en) * | 2015-07-28 | 2015-12-16 | 宁波智天档案管理咨询有限公司 | Disposable transfusion system |
| KR101686031B1 (en) * | 2015-09-07 | 2016-12-13 | 한국과학기술원 | System for drug injection |
| CN205434550U (en) * | 2016-03-02 | 2016-08-10 | 东爱华 | Disposable infusion apparatus |
| CN207837959U (en) * | 2017-08-31 | 2018-09-11 | 陈勇 | New-type disposable transfusion device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464909A (en) * | 2019-08-26 | 2019-11-19 | 湖南丹尼尔智能科技有限公司 | A kind of transfusion apparatus for facilitating coutroi velocity anti-return that can remind using overflow valve |
| CN113559346A (en) * | 2021-07-14 | 2021-10-29 | 舒管先 | Hanging automatic cut-off bottle head |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190212 |
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| RJ01 | Rejection of invention patent application after publication |