CN110507874A - A kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system - Google Patents
A kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system Download PDFInfo
- Publication number
- CN110507874A CN110507874A CN201910876494.2A CN201910876494A CN110507874A CN 110507874 A CN110507874 A CN 110507874A CN 201910876494 A CN201910876494 A CN 201910876494A CN 110507874 A CN110507874 A CN 110507874A
- Authority
- CN
- China
- Prior art keywords
- dropping funnel
- exhaust
- double
- liquid
- bubble
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 53
- 238000001914 filtration Methods 0.000 title claims abstract description 19
- 238000001802 infusion Methods 0.000 claims abstract description 42
- 238000009423 ventilation Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000002265 prevention Effects 0.000 claims description 7
- 230000010412 perfusion Effects 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 abstract description 16
- 238000002845 discoloration Methods 0.000 abstract description 15
- 239000002699 waste material Substances 0.000 abstract description 8
- 239000008280 blood Substances 0.000 description 6
- 210000004369 blood Anatomy 0.000 description 6
- 229940090044 injection Drugs 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000011859 microparticle Substances 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 238000006424 Flood reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000002960 lipid emulsion Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000010148 water-pollination Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000003124 biologic agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- -1 it can be blocked Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229940108949 paclitaxel injection Drugs 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 229940126680 traditional chinese medicines Drugs 0.000 description 1
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
- A61M5/1411—Drip chambers
-
- 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
- A61M5/16804—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
- A61M5/168—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
- A61M5/16822—Flow controllers by controlling air intake into infusion reservoir
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/36—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
- A61M5/38—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 hydrophilic or hydrophobic filters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/36—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
- A61M5/40—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body using low-level float-valve to cut off media flow from reservoir
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
- A61M2005/1657—Filter with membrane, e.g. membrane, flat sheet type infusion filter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
-
- 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
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
- A61M2205/583—Means for facilitating use, e.g. by people with impaired vision by visual feedback
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Emergency Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of filterings of double-exhaust multi-layer precise to stop liquid multifunctional transfusion system, including using infusion pipeline, puncture outfit, double-exhaust dropping funnel, flow regulator, female Luer and transfusion needle, double-exhaust dropping funnel is made of upper dropping funnel and lower dropping funnel, the raised convex pipe of Anti-bubble among lower dropping funnel bottom and upward, the side of the convex pipe of Anti-bubble, which opens up, is distributed with a plurality of vertically arranged drainage hole, and the top of the lower dropping funnel is additionally provided with an inside in the automatic liquid-stopping float of the taper of cavity.The liquid level that the dropping funnel ventilation pipe that the present invention is arranged can guarantee dropping funnel prevents the liquid level in dropping funnel excessively high in control range, and the problem for being infused too fast occurs;Water discoloration can be vented and meet by having from exhaust gas filter discoloration tampon, given enough prompts when medical staff's infusion front exhaust, greatly reduced the waste of medical fluid.
Description
Technical field
The present invention relates to a kind of infusion apparatuses more particularly to a kind of filtering of double-exhaust multi-layer precise to stop liquid multifunctional transfusion system.
Background technique
The infusion apparatus of market is varied at present, and for people when being infused using infusion apparatus, medical staff can be to infusion first
Device is exhausted, and exhaust process needs the medical fluid of waste a part, since no significantly mark is come to medical staff as row
The prompt that gas is completed, often medical staff needs to waste a large amount of medical fluid just and can learn exhaust and completes, there are also be exactly when being infused,
It if the medical fluid liquid level in the dropping funnel of infusion apparatus is excessively high, will result in that transfusion speed is fast, and exhaust has some setbacks, may result in bubble
Into into the human body.In addition when the medical fluid in infusion bottle wants defeated most, it is necessary to transfusion needle be extracted from human body, if not extracting
Will lead to " blood back " phenomenon, there is very big harm to patient body in this way, though infusion apparatus on the market some can accomplish
It is automatically stopped infusion, but permanent clinical practice proves, " blood back " phenomenon can't be completely eliminated by only stopping infusion.
In addition, it is easy to produce insoluble microparticle when the compatibilities such as some traditional Chinese medicines, Fat Emulsion Injection, biological agent, it is interior
There is more impurity in portion, and infusion apparatus on the market can not filter these granule foreigns, once granule foreign enters blood of human body
In just will have a direct impact on human health.Moreover, the particulate matter after traditional Chinese medicine and liquid compatibility can block secondary filter
The infusion apparatus of type causes lower liquid difficult.
Summary of the invention
The present invention proposes a kind of double-exhaust multi-layer precise filtering and stops the more function of liquid to solve the above-mentioned deficiency of the prior art
It can infusion apparatus.
In order to solve the above-mentioned technical problem, the invention adopts the following technical scheme: a kind of filtering of double-exhaust multi-layer precise stops
Liquid multifunctional transfusion system, including using infusion pipeline, puncture outfit, double-exhaust dropping funnel, flow regulator, female Luer and infusion
Needle, the double-exhaust dropping funnel are made of upper dropping funnel and lower dropping funnel, among the lower dropping funnel bottom and upward raised Anti-bubble
Convex pipe, the side of the convex pipe of Anti-bubble, which opens up, is distributed with a plurality of vertically arranged drainage hole, and the top of the lower dropping funnel is also set
There is an inside in the automatic liquid-stopping float of the taper of cavity, the automatic liquid-stopping float is equipped with bottom centre and upward protrusion
For accommodating the accommodating chamber of the convex pipe of Anti-bubble, and the side wall of the automatic liquid-stopping float have it is a plurality of be lauched tooth, in automatic liquid-stopping
One layer of coarse filtration film is additionally provided at the top of the upper end of float.
Preferably, liquid gassing prevention device is stopped equipped with double-exhaust in the inside of the dropping funnel, and the double-exhaust stops liquid Anti-bubble dress
Set including be arranged in upper dropping funnel upper end and perfusion tube docking double-exhaust plinth, be vertically provided inside double-exhaust plinth
The dropping funnel ventilation pipe of feed liquor dropping funnel pipe and the L-type being arranged in inside double-exhaust plinth, the dropping funnel ventilation pipe, which stands upside down, to be installed
And the lower port of the dropping funnel ventilation pipe is inserted into double-exhaust dropping funnel certain depth, the upper port of the dropping funnel ventilation pipe is equipped with
One exhaust intake valve, it is described exhaust intake valve inside be equipped with backstop in the breathable waterproof membrane of entire valve port, and the exhaust into
The port of air valve, which goes out, is equipped with valve deck.
Be arranged with needle guard on the transfusion needle, be equipped at the running-on of the needle guard contact liq changeable colour from exhaust gas filter
Change colour tampon.
Automatic liquid-stopping float surrounding is to be lauched tooth, and liquid level rises float and rises, and liquid level declines float decline, float coarse filtration
It is some molten easily stifled that film, mainly filtering play primary filtration injection Chinese patent drug, paclitaxel injection, calf serum injection etc.
The primary filtration of turunda object, such secondary filter film makes to be infused safer with regard to insoluble easy blocking, more smooth.
Automatic liquid-stopping float is the column structure of an internal cavities, its surrounding, which devises, is lauched tooth, automatic liquid-stopping
The medium design of float works as automatic liquid-stopping float
Designing points of the invention have at 5 points:
The first, precision filter infusion set, infusion pipeline are effectively solved in infusion traditional Chinese medicine, Fat Emulsion Injection, biology system
When being easy to produce the injection of insoluble microparticle when the compatibilities such as agent, it can be blocked, lead to not just by the insoluble microparticle of this kind of injection
Often the problem of infusion.The coarse filtration film that accurate film stops in liquid gassing prevention device is arranged in the present invention can be first by the particle in medical fluid
The filtering of biggish particulate matter, it is therefore prevented that this particulate matter enter accurate film stop fallen in liquid gassing prevention device it is next
On the only liquid secondary filter film of layer, prevent secondary filter film from being blocked by insoluble microparticle.
The second, the film for stopping liquid secondary filter film has hydrophily, and film surface is dispersed with multiple micropores, and secondary filter film connects
Dropping liquid is touched, micropore opens, and dropping liquid penetrates auto-stopping liquid layer, is infused;Secondary filter film is detached from dropping liquid, micropore closure, isolation
Air passes through, and the intracorporal cavity of valve forms negative pressure, terminates infusion.So the present invention after the completion of infusion, can automatically stop liquid,
Prevent the blood return phenomenon of infusion from occurring.
The side of third, automatic liquid-stopping float of the invention and the convex pipe of Anti-bubble opens up the drainage hole of drain, such side
Liquid mode effectively prevents the generation of infusion bubble under face, it is therefore prevented that bubble enters perfusion tube, guarantees infusion safety, reduces doctor
Exhaust work operations amount when the infusion of business personnel, can be direct without carrying out secondary exhaust work especially when being infused continuous bottle
Plug bottle infusion.
4th, liquid level of the feed liquor dropping funnel pipe inside the double-exhaust plinth that the present invention uses in feed liquor, inside dropping funnel
Rise, if liquid level rising is too fast, liquid level just directly floods the dropping funnel ventilation pipe of the L-type inside double-exhaust plinth, dropping funnel row
After tracheae is plugged, it can not just continue to be vented, and then the liquid level in dropping funnel can not just continue to rise, and then accomplish to dropping funnel liquid
The control of position, after dropping funnel ventilation pipe is submerged, and can become air inlet pipe with moment, give the gas transmission of dropping funnel inner cavity, and then allow dropping funnel
Interior medical fluid continues to flow down, and completes infusion.
5th, it is provided with from exhaust gas filter discoloration tampon, should have on the needle guard of transfusion needle from exhaust gas filter discoloration tampon
Can be vented and meet the characteristic of water discoloration, so medical staff is in the exhaust operation when being infused to patient, when medical fluid is from infusion
When the position discharge of needle, is just touched at once from exhaust gas filter discoloration tampon, from exhaust gas filter discoloration tampon quick color-changing, mentioned
Show that medical staff has carried out exhaust work, thus saves medical staff significantly and need to waste a large amount of medical fluid when being infused exhaust
It can just learn that exhaust terminates, the waste of the medical fluid of especially some valuableness brings very big economic loss to sufferer, at present market
On also have much from exhaust gas filter discoloration tampon it is on sale, with very extensive.
Compared with prior art, the dropping funnel ventilation pipe that the present invention is arranged can guarantee the liquid level of dropping funnel in control range,
Prevent the liquid level in dropping funnel excessively high, the problem for being infused too fast occurs;Water can be vented and meet by, which having from exhaust gas filter discoloration tampon, becomes
Color gives enough prompts when medical staff's infusion front exhaust, greatly reduces the waste of medical fluid.
And the present invention can also stop the medical fluid in dropping funnel to be directly entered perfusion tube, it is therefore prevented that the generation of bubble, and
The function that only liquid secondary filter film closes micropore at the end of being infused soon is dexterously combined, accomplishes to be automatically stopped infusion, prevent
Anti-bubble infusion has been accomplished in the only generation of " blood back " phenomenon, at the same time, the drainage hole of the side feed liquor of use well, whole
A structure is easily achieved, practical, is worth significantly promoting.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of dropping funnel of the invention;
Fig. 3 is the top view of automatic liquid-stopping float of the invention.
Specific embodiment
Invention is described in detail with reference to the accompanying drawings and examples.
As illustrated in fig. 1 and 2, double-exhaust multi-layer precise filtering proposed by the present invention stops liquid multifunctional transfusion system, including uses
Infusion pipeline 1, puncture outfit 2, double-exhaust dropping funnel 3, flow regulator 4, female Luer 5 and transfusion needle 6, double-exhaust dropping funnel is by upper
Dropping funnel 31 and lower dropping funnel 32 composition, lower 32 bottom of dropping funnel centre and the convex pipe 33 of Anti-bubble raised upward, the side of the convex pipe of Anti-bubble
Face, which opens up, is distributed with a plurality of vertically arranged drainage hole 34, and the top of the lower dropping funnel 32 is additionally provided with the cone that an inside is in cavity
The automatic liquid-stopping float 35 of shape, automatic liquid-stopping float 35 be equipped among bottom and it is raised for accommodating the convex pipe of Anti-bubble upward
Accommodating chamber, and the side wall of the automatic liquid-stopping float have it is a plurality of be lauched tooth 36, also set at the top of the upper end of automatic liquid-stopping float
There is one layer of coarse filtration film 37.
The inside of dropping funnel 3 is equipped with double-exhaust and stops liquid gassing prevention device, and it includes being arranged upper that double-exhaust, which stops liquid gassing prevention device,
The double-exhaust plinth 9 of 31 upper end of dropping funnel and perfusion tube docking, the feed liquor dropping funnel pipe being vertically provided inside double-exhaust plinth 9
10 and the L-type being arranged in inside double-exhaust plinth 9 dropping funnel ventilation pipe 11, dropping funnel ventilation pipe 11 stand upside down installation and the drop
The lower port of bucket exhaust pipe 11 is inserted into double-exhaust dropping funnel certain depth, and the upper port of dropping funnel ventilation pipe 11 is equipped with a row
Gas intake valve 12, the inside of exhaust intake valve 12 is equipped with backstop in the breathable waterproof membrane 13 of entire valve port, and the exhaust intake valve
Port go out valve deck 14 is installed.
It is arranged with needle guard 8 on transfusion needle 6, changing colour cotton from exhaust gas filter for contact liq changeable colour is equipped at the running-on of needle guard
Plug 81.
Secondary filter film has hydrophily, and film surface is dispersed with multiple micropores, and secondary filter film contacts dropping liquid, micropore
It opens, dropping liquid penetrates auto-stopping liquid layer, is infused;Secondary filter film is detached from dropping liquid, micropore closure, and isolation air passes through, valve body
Interior cavity forms negative pressure, terminates infusion.So the present invention after the completion of infusion, can automatically stop liquid, returning for infusion is prevented
Blood phenomenon occurs.
The side of the convex pipe of Anti-bubble of the invention opens up the drainage hole of drain, and liquid mode is effectively prevented under such side
The generation of infusion bubble, it is therefore prevented that bubble enters perfusion tube, guarantees infusion safety, reduces the exhaust when infusion of medical worker
Work operations amount, can directly plug bottle infusion without carrying out secondary exhaust work especially when being infused continuous bottle.
In feed liquor, the liquid level inside dropping funnel rises feed liquor dropping funnel pipe inside the double-exhaust plinth of use, if liquid
Position rising is too fast, and liquid level just directly floods the dropping funnel ventilation pipe of the L-type inside double-exhaust plinth, and dropping funnel ventilation pipe is plugged
Afterwards, can not just continue to be vented, and then the liquid level in dropping funnel can not just continue to rise, and then accomplish the control to dropping funnel liquid level,
After dropping funnel ventilation pipe is submerged, and air inlet pipe can be become with moment, give the gas transmission of dropping funnel inner cavity, so allow medical fluid in dropping funnel after
It is continuous to flow down, complete infusion.
It is provided on the needle guard of transfusion needle from exhaust gas filter discoloration tampon, should have and can arrange from exhaust gas filter discoloration tampon
Gas and the characteristic for meeting water discoloration, so medical staff is in the exhaust operation when being infused to patient, when medical fluid is from the position of transfusion needle
When setting discharge, is just touched at once from exhaust gas filter discoloration tampon, from exhaust gas filter discoloration tampon quick color-changing, prompted medical care
Personnel have carried out exhaust work, thus save medical staff significantly and need to waste a large amount of medical fluid when being infused exhaust and could obtain
Know that exhaust terminates, the waste of the medical fluid of especially some valuableness brings very big economic loss to sufferer, also has on the market at present
It is much on sale from exhaust gas filter discoloration tampon, with very extensive.
Only several embodiments of the present invention are expressed for above-described embodiment, and the description thereof is more specific and detailed, but can not
Therefore understands that being limitations on the scope of the patent of the present invention.It should be pointed out that for those of ordinary skill in the art, In
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the invention patent and protection scope should be subject to the appended claims.
Claims (3)
1. a kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system, including using infusion pipeline (1), puncture outfit (2), double
It is vented dropping funnel (3), flow regulator (4), female Luer (5) and transfusion needle (6), the double-exhaust dropping funnel is by upper dropping funnel (31)
It is formed with lower dropping funnel (32), it is characterised in that: the raised convex pipe of Anti-bubble among described lower dropping funnel (32) bottom and upward
(33), the side of the convex pipe of the Anti-bubble, which opens up, is distributed with a plurality of vertically arranged drainage hole (34), and the lower dropping funnel (32)
Top is additionally provided with an inside in the automatic liquid-stopping float (35) of the taper of cavity, and the automatic liquid-stopping float (35) is equipped with bottom
It is raised for accommodating the accommodating chamber of the convex pipe of Anti-bubble among portion and upward, and the side wall of the automatic liquid-stopping float have it is a plurality of under
Water tooth (36) is additionally provided with one layer of coarse filtration film (37) at the top of the upper end of automatic liquid-stopping float.
2. double-exhaust multi-layer precise filtering according to claim 1 stops liquid multifunctional transfusion system, it is characterised in that: the drop
The inside of bucket (3) is equipped with double-exhaust and stops liquid gassing prevention device, and it includes being arranged in upper dropping funnel that the double-exhaust, which stops liquid gassing prevention device,
(31) the double-exhaust plinth (9) of upper end and perfusion tube docking, the feed liquor dropping funnel being vertically provided inside double-exhaust plinth (9)
Manage the dropping funnel ventilation pipe (11) of (10) and setting in the internal L-type of double-exhaust plinth (9), the dropping funnel ventilation pipe (11)
The lower port of handstand installation and the dropping funnel ventilation pipe (11) is inserted into double-exhaust dropping funnel certain depth, the dropping funnel ventilation pipe
(11) upper port is equipped with an exhaust intake valve (12), and the inside of exhaust intake valve (12) is equipped with backstop in entire valve
The breathable waterproof membrane (13) of mouth, and the port of the exhaust intake valve goes out to be equipped with valve deck (14).
3. double-exhaust multi-layer precise filtering according to claim 1 stops liquid multifunctional transfusion system, it is characterised in that: described defeated
It is arranged on liquid needle (6) needle guard (8), changes colour tampon equipped with contact liq changeable colour from exhaust gas filter at the running-on of the needle guard
(81).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910876494.2A CN110507874A (en) | 2019-09-17 | 2019-09-17 | A kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910876494.2A CN110507874A (en) | 2019-09-17 | 2019-09-17 | A kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110507874A true CN110507874A (en) | 2019-11-29 |
Family
ID=68632566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910876494.2A Pending CN110507874A (en) | 2019-09-17 | 2019-09-17 | A kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110507874A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101954135A (en) * | 2010-09-27 | 2011-01-26 | 江西洪达医疗器械集团有限公司 | Automatic exhaust blood-return-resistant infusion apparatus |
DE202016100567U1 (en) * | 2015-02-06 | 2016-02-23 | Huaian City Hengchun Medical Product Co., Ltd. | Drip chamber for safety infusion set |
CN108785794A (en) * | 2018-08-06 | 2018-11-13 | 江西丽华鑫朗药业科技有限公司 | A kind of double medium filtration stops liquid Anti-bubble multifunctional transfusion system |
CN211188545U (en) * | 2019-09-17 | 2020-08-07 | 江西丽华鑫朗药业科技有限公司 | Double-exhaust multi-layer precise filtering liquid-stopping multifunctional infusion apparatus |
-
2019
- 2019-09-17 CN CN201910876494.2A patent/CN110507874A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101954135A (en) * | 2010-09-27 | 2011-01-26 | 江西洪达医疗器械集团有限公司 | Automatic exhaust blood-return-resistant infusion apparatus |
DE202016100567U1 (en) * | 2015-02-06 | 2016-02-23 | Huaian City Hengchun Medical Product Co., Ltd. | Drip chamber for safety infusion set |
CN108785794A (en) * | 2018-08-06 | 2018-11-13 | 江西丽华鑫朗药业科技有限公司 | A kind of double medium filtration stops liquid Anti-bubble multifunctional transfusion system |
CN211188545U (en) * | 2019-09-17 | 2020-08-07 | 江西丽华鑫朗药业科技有限公司 | Double-exhaust multi-layer precise filtering liquid-stopping multifunctional infusion apparatus |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202637636U (en) | Blood return prevention liquid medicine filter and automatic venting infusion device with same | |
CN201930309U (en) | Bubble-free anti-bleed-return infusion set | |
CN101954135A (en) | Automatic exhaust blood-return-resistant infusion apparatus | |
CN201798965U (en) | Venous transfusion device capable of automatic exhaust | |
CN201949452U (en) | Automatic liquid medicine closing valve | |
CN114247006B (en) | Infusion apparatus capable of automatically stopping liquid and preventing blood return | |
CN201880112U (en) | Automatic gas-discharging and liquid-stopping precision infusion set | |
CN202942485U (en) | Infusion device with functions of automatic bottle exchange and security guard | |
CN203090048U (en) | Anti-backflow infusion set drip chamber and anti-backflow infusion set | |
CN102935250A (en) | Transfusion device having automatic bottle change and safety protection functions | |
CN110507874A (en) | A kind of filtering of double-exhaust multi-layer precise stops liquid multifunctional transfusion system | |
CN203777407U (en) | Vein transfusion set | |
CN208552689U (en) | It is a kind of disposably to stop liquid exhaust gas filter infusion apparatus | |
CN103495243A (en) | Liquid-stopping bag-type automatic exhaust liquid-stopping infusion apparatus | |
CN111388800A (en) | Self-stopping precise infusion apparatus | |
CN203815959U (en) | Venous infusion device | |
CN108785794A (en) | A kind of double medium filtration stops liquid Anti-bubble multifunctional transfusion system | |
CN211188545U (en) | Double-exhaust multi-layer precise filtering liquid-stopping multifunctional infusion apparatus | |
CN103341223B (en) | Disposable automatic control transfusion device | |
CN104491949B (en) | A kind of Multifunctional safety transfusion system and safe infusion method | |
CN106860949A (en) | Automatic liquid-stopping transfusion apparatus | |
CN209713879U (en) | A kind of non-neighboring benzene Anti-bubble pipe function stops liquid type precision liquid medicine and crosses filter infusion apparatus | |
CN103041468B (en) | A kind of infusion unit titrimeter of blood return prevention and blood return preventing infusion device | |
CN208492831U (en) | Automatic exhaust, only liquid, accurate filter device | |
CN210844657U (en) | Fine film liquid-stopping double-exhaust multifunctional infusion apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |