CN106563189A - Infusion apparatus provided with precise speed controller - Google Patents
Infusion apparatus provided with precise speed controller Download PDFInfo
- Publication number
- CN106563189A CN106563189A CN201610982770.XA CN201610982770A CN106563189A CN 106563189 A CN106563189 A CN 106563189A CN 201610982770 A CN201610982770 A CN 201610982770A CN 106563189 A CN106563189 A CN 106563189A
- Authority
- CN
- China
- Prior art keywords
- transfusion
- floating plug
- tube
- infusion
- speed regulator
- 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
Links
Classifications
-
- 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
- A61M5/1412—Burettes, measuring cylinders
-
- 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
-
- 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
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
Landscapes
- Health & Medical Sciences (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Emergency Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides an infusion apparatus provided with a precise speed controller. An automatic stopping and closing switch is arranged in the infusion apparatus, and comprises a conical support plate and a floating plug, wherein liquid permeable holes are formed in the conical support plate, the floating plug is arranged on the bottom of the conical support plate, a spring is arranged between the floating plug and the conical support plate, a valve hole is formed in the bottom of a murphy's drip tube, and the head of the floating plug presses the valve hole; the precise speed controller is further arranged between the murphy's drip tube and a syringe needle, and comprises a base, wherein an infusion tube embedding groove is arranged in the base, a push plate sliding cavity is vertical to the infusion tube embedding groove and communicates with the infusion tube embedding groove, an extruding push rod is arranged in the push plate sliding cavity, a screw hole is arranged in the extruding push rod, a screw rod is screwed in the screw hole, and the tail end of the screw rod is connected with a rotary knob. The infusion apparatus provided with the precise speed controller is generally apply to various infusion bottles and infusion bags, meanwhile, during the application process of the various infusion bottles and infusion bags, the use and operation are convenient, the service efficiency for patients is improved, in addition, the structure is simple, the use is convenient, and the popularization and use are convenient.
Description
Technical field
The present invention relates to medical apparatus and instruments technical field, specially a kind of transfusion device with accurate speed regulator.
Background technology
Disposable transfusion device be a kind of consumption it is big, using wide medical appliance, according to statistics, the whole nation is per annual consumption up to 50
Many hundred million.Therefore, the whether safe direct relation that is good and bad and using of transfusion device quality the healthy of patient.At present, state
Interior disposable transfusion device commonly uses PVC raw materials, although the material has that mechanics good mechanical performance, price be low, production technology
Simple the advantages of, but when the medicines such as paclitaxel are conveyed, have a kind of solvent easily by the plasticizer in PVC materials during making up a prescription
It is dissolved in medicine Deng auxiliary agent, causes medicinal liquid muddy, to the easy formation untoward reaction of patient.As can be seen here, remain in traditional material
A small amount of Vinyl Chloride Monomer and add the plasticizer that must add of man-hour all can produce larger harm to human body, this makes it be faced with it
The challenge of update.
Additionally, transfusion device is a kind of medical apparatus and instruments of transfusion.Traditional infusion method is that handle is mounted in bottle or transfusion bag
Interrupt liquid to hang aloft, make liquid pass through infusion rubber tubing inflow intravenouss using the effect of gravity, the size of flow is by pacifying
It is placed on the clip on leather hose to carry out manual adjustment, the index of regulation is the drop speed seen in dropper.The transfusion device of this structure, makes
With operation inconvenience, it is impossible to improve the efficiency of service to patient.
General infusion set is when infusing or changing liquid, if being mixed into larger bubble in infusion pipeline, it is possible to cause patient
Generation venous air embolism, serious even entail dangers to life.
The Medieine qilter membrane aperture of general infusion set is（20±1）μm, filtering accuracy is low, and the diameter of particle is all
Below 15 microns, these microgranules once will be gathered in intravascular into human body, and be difficult to excrete, the danger to human body
Evil is almost irreversible.The adverse consequencess such as granuloma can occur when serious.Therefore, can not use when being cancer patients' medication
Traditional infusion device.
Description
It is an object of the invention to provide a kind of transfusion device with accurate speed regulator, to solve above-mentioned background technology in propose
Problem.
For achieving the above object, the present invention provides following technical scheme：A kind of transfusion device with accurate speed regulator, including it is defeated
Liquid bottle, Mo Feishi droppers and tube for transfusion, it is characterised in that：The infusion bottle bottom connects Mo Feishi droppers, institute by tube for transfusion
It is cavity to state Mo Feishi droppers inside, and the Mo Feishi droppers bottom is connected by tube for transfusion with syringe needle, the Mo Feishi droppers
Auto-stopping make and break pass is inside provided with, the auto-stopping make and break is closed includes taper branch, floating plug, and the taper branch is provided with liquid drain hole,
Taper tray bottom is provided with floating plug, and spring is provided between the floating plug and taper branch, and the Mo Feishi droppers bottom is provided with valve
Hole, the head of floating plug pushes down valve opening；Accurate speed regulator, the accurate speed regulator are additionally provided between the Mo Feishi droppers and syringe needle
Including support, support is provided with tube for transfusion caulking groove, and chamber is slided in the push pedal connected perpendicular to tube for transfusion caulking groove and with tube for transfusion caulking groove, pushes away
Plate slides intracavity and is provided with pressure-ram, and a hole is provided with the pressure-ram, and screw rod, end and the rotation of screw rod are screwed with the hole
Button connects.
Preferably, the center of the taper branch is plugged with spring housing, and the root of the floating plug is provided with set hole, the set hole
It is enclosed within outside spring housing, the spring one end is set in spring housing, the other end of spring pushes down floating plug.
Preferably, the upper part of the frame is provided with clamp, and silica gel frictional layer is provided with clamp.Clamp is enclosed within tube for transfusion.
Preferably, the taper disk center is provided with rectification head, and the liquid drain hole is uniformly distributed around the center of taper branch.
Compared with prior art, the invention has the beneficial effects as follows：
1. the transfusion device can auto-stopping close transfusion device, prevent air intravasation, it is therefore prevented that air enters into the internal of patient, or
Appearance causes the fortuitous event of blood back.Overcome the defect of the easy residual air gas bubbles of existing transfusion device.
2. control drop speed is accurate, without damaging tube for transfusion.Infusion bottle and transfusion bag can be common to, and in both suitable
With during, using easy to operate, the efficiency of service to patient is improved.
Description of the drawings
Fig. 1 is a kind of transfusion system structure schematic diagram with accurate speed regulator of the present invention；
Fig. 2 is the structural representation of Mo Feishi droppers of the present invention；
Fig. 3 is the overlooking the structure diagram of the taper branch shown in Fig. 2；
Fig. 4 is the structural representation of precision speed regulator of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1,2,3,4 are referred to, the bottom of infusion bottle 1 connects Mo Feishi droppers 3, the Mo Feishi droppers 3 by tube for transfusion 2
Inside is cavity, and the bottom of Mo Feishi droppers 3 is connected by tube for transfusion 2 with syringe needle, and the Mo Feishi droppers 3 are provided with auto-stopping
Make and break is closed, and auto-stopping make and break is closed includes taper branch 4, floating plug 6, and the taper branch 4 is provided with liquid drain hole 41, taper branch 4
Bottom is provided with floating plug 6, and spring 5 is provided between the floating plug 6 and taper branch 4, and the bottom of Mo Feishi droppers 3 is provided with valve opening 7,
The head of floating plug 6 pushes down valve opening 7.The center of taper branch 4 is plugged with spring housing 51, and the root of the floating plug 6 is provided with set hole 61,
The set hole 61 is enclosed within outside spring housing 51, and the one end of the spring 5 is set in spring housing 51, and the other end of spring 5 pushes down floating plug
6, taper disk center is provided with rectification 43, and liquid drain hole 41 is uniformly distributed around the center of taper branch 4, is so easy to the flat of medicine drop
It is slow to enter in dropper, the interference to floating plug 6 is prevented, improve auto-stopping make and break and close accuracy.
Accurate speed regulator includes support 15, and support 15 is provided with tube for transfusion caulking groove 151, connects simultaneously with tube for transfusion caulking groove 151
Chamber 153 is slided in push pedal perpendicular to tube for transfusion caulking groove 115, and push pedal is slided in chamber 153 and is provided with pressure-ram 152, the pressure-ram 152
A hole 155 is inside provided with, in the hole 155 screw rod 156 is screwed with, the end of screw rod 156 is connected with knob 157.On the support
Portion is provided with clamp 157, clamp 157 and is provided with silica gel frictional layer 158.Clamp 157 is enclosed within tube for transfusion 20, silica gel frictional layer 158
Increase support and the frictional force of tube for transfusion 20, prevent support 15 from falling.Using when, turning knob 157, screw rod 156 drive extruding
Push rod 152 is extruded tube for transfusion, and realization is clamped down on tube for transfusion to adjust drop speed.
The operation principle of the present invention：Mo Feishi droppers 3 are provided with auto-stopping make and break pass, when liquid level rises to floating plug 6, with liquid
Face rises, and floating plug 6 can float in the presence of buoyancy, automatically open up the mouth of pipe of tube for transfusion 2, and medicinal liquid is arrived by the mouth of pipe stream of tube for transfusion 2
In the tunnel of tube for transfusion 2, anti-empty effect is played, it is therefore prevented that air enters into the internal of patient, or occurs causing the accident of blood back
Situation.When transfusion is nearly completed, medicinal liquid liquid level declines in Mo Feishi droppers 2, and floating plug 6 is made as liquid level declines in spring 5
With lower and decline, until when liquid level is less than below the buoyancy position of floating plug 6, the buoyancy acted on floating plug 6 disappears, then in its gravity
Under, the mouth of pipe of tube for transfusion 2 is firmly blocked, in preventing air from entering into the tunnel of tube for transfusion 2, play and exempt from scavenging action so that change
Without aerofluxuss again during medicine bottle.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (4)
1. a kind of transfusion device with accurate speed regulator, including infusion bottle, Mo Feishi droppers and tube for transfusion, it is characterised in that：It is described
Infusion bottle bottom connects Mo Feishi droppers by tube for transfusion, is cavity inside the Mo Feishi droppers, the Mo Feishi droppers bottom
End is connected by tube for transfusion with syringe needle, and auto-stopping make and break pass is provided with the Mo Feishi droppers, and the auto-stopping make and break is closed includes cone
Shape branch, floating plug, the taper branch is provided with liquid drain hole, and taper tray bottom is provided with floating plug, the floating plug and taper branch
Between be provided with spring, the Mo Feishi droppers bottom is provided with valve opening, and the head of floating plug pushes down valve opening；The Mo Feishi droppers and pin
Accurate speed regulator is additionally provided between head, the accurate speed regulator includes support, and support is provided with tube for transfusion caulking groove, perpendicular to transfusion
Pipe caulking groove and the push pedal cunning chamber connected with tube for transfusion caulking groove, push pedal slides intracavity and is provided with pressure-ram, is provided with the pressure-ram
Silk hole, is screwed with screw rod in the hole, the end of screw rod is connected with knob.
2. a kind of transfusion device with accurate speed regulator according to claim 1, it is characterised in that：The upper part of the frame is provided with
Clamp, is provided with silica gel frictional layer in clamp, clamp is enclosed within tube for transfusion.
3. a kind of transfusion device with accurate speed regulator according to claim 1, it is characterised in that：In the taper branch
The heart is plugged with spring housing, and the root of the floating plug is provided with set hole, and outside spring housing, the spring one end is set in the set borehole jack
In spring housing, the other end of spring pushes down floating plug.
4. a kind of transfusion device with accurate speed regulator according to claim 1, it is characterised in that：The taper disk center
Rectification head is provided with, the liquid drain hole is uniformly distributed around the center of taper branch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620790870 | 2016-07-26 | ||
| CN2016207908708 | 2016-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106563189A true CN106563189A (en) | 2017-04-19 |
Family
ID=58540706
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620813777.4U Active CN206228686U (en) | 2016-07-26 | 2016-07-30 | A kind of transfusion device with accurate speed regulator |
| CN201610982770.XA Pending CN106563189A (en) | 2016-07-26 | 2016-11-09 | Infusion apparatus provided with precise speed controller |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620813777.4U Active CN206228686U (en) | 2016-07-26 | 2016-07-30 | A kind of transfusion device with accurate speed regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN206228686U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079399A (en) * | 2017-12-21 | 2018-05-29 | 谢世庚 | A kind of precisely fine tuning infusion apparatus |
| CN109758639A (en) * | 2019-03-01 | 2019-05-17 | 常州市第一人民医院 | Anti-reflux can discharge type remaining needle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109045394A (en) * | 2018-09-20 | 2018-12-21 | 王雪云 | Infusion pump is used in a kind for the treatment of of infectious hospital |
-
2016
- 2016-07-30 CN CN201620813777.4U patent/CN206228686U/en active Active
- 2016-11-09 CN CN201610982770.XA patent/CN106563189A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079399A (en) * | 2017-12-21 | 2018-05-29 | 谢世庚 | A kind of precisely fine tuning infusion apparatus |
| CN109758639A (en) * | 2019-03-01 | 2019-05-17 | 常州市第一人民医院 | Anti-reflux can discharge type remaining needle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206228686U (en) | 2017-06-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170419 |