CN102580190A - Disposable self-limiting and self-stopping transfusion system - Google Patents
Disposable self-limiting and self-stopping transfusion system Download PDFInfo
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- CN102580190A CN102580190A CN2012100368546A CN201210036854A CN102580190A CN 102580190 A CN102580190 A CN 102580190A CN 2012100368546 A CN2012100368546 A CN 2012100368546A CN 201210036854 A CN201210036854 A CN 201210036854A CN 102580190 A CN102580190 A CN 102580190A
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- dropping funnel
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Abstract
The invention discloses a disposable self-limiting and self-stopping transfusion system, which comprises a bottle plug puncture unit protecting jacket, a bottle plug puncture unit, an air filtering membrane, an air plug, an upper flexible pipe, a dropping funnel cover, a latex cap, a self-limiting device, a self-stopping device, an upper dropping funnel, a lower dropping funnel, a pressurizing ball, a lower flexible pipe, a flow adjuster, a liquid medicine filter and an intravenous infusion needle, wherein the self-limiting device consists of the air plug, the air filtering membrane and an exhaust channel on the dropping funnel cover; the self-stopping device arranged inside the dropping funnel comprises a limiting shaft sleeve which is embedded into an opening section at the upper end of an inner cavity of the lower dropping funnel, and a liquid-stopping valve; the liquid-stopping valve consists of a floating cover, a floating shaft and a soft suction cup; the floating shaft is tightly matched with an inner sleeve of the floating cover through the centre of the limiting shaft sleeve; the upper part of the soft suction cup is embedded inside a concave part at the bottom of the floating shaft and limited by the limiting shaft sleeve; the floating cover and the soft suction cup are connected through the floating shaft and move up and down in the inner cavities of the upper dropping funnel and the lower dropping funnel. The transfusion system can quickly discharge liquid automatically, control the liquid level height inside the dropping funnel, and automatically discharge air in the dropping funnel after the bottle plug puncture unit is inserted into a large transfusion bottle plug; the liquid-stopping valve can automatically seal the pipeline to prevent the air from entering inside the lower flexible pipe to lead to blood return when no liquid medicine is in a medicine bottle or a little liquid medicine is in the dripping funnel in an infusion process.
Description
Technical field
The present invention relates to disposable use medical apparatus and instruments, especially relate to a kind of can be from spacing from the solution stopping transfusion device.
Background technology
The disposable infusion set of domestic each clinical use of clinical unit of medical institutions; Mainly form by bottle plug puncture unit protective sleeve, bottle plug puncture unit, air filter, infusion tube, dropper, dropping funnel, flow regulator, liquid medicine filter and venoclysis needle; The tradition method for using is: have before the patient not being carried out venipuncture, need to get rid of the transfusion inner air tube.It has two kinds of manual methods usually: the one, bottle plug puncture unit is inserted the transfusion bottle stopper of reversal of the natural order of things after, make dropper get rid of air in the dropping funnel up at lower liquid outlet, treat to charge in the dropping funnel dropping funnel and make it vertically can avoid producing great amount of bubbles after half; Another method is that flow regulator cuts out, pinch press dropping funnel to make it suck about 1/2 to 2/3 place of medicinal liquid to dropping funnel after, slowly open flow regulator, also can avoid producing great amount of bubbles.But these two kinds of methods all will exhaust a lot of times of medical personnel, and are improper as the time having slightly in operation, and medical personnel's a certain amount of medicinal liquid of then will releasing removes to get rid of bubble, brings inconvenience to medical personnel like this.Existing also have exhaust apparatus or the solution stopping device arranged, but this product is in clinical use, and function is all single relatively, have from the solution stopping poor effect.
Summary of the invention
The object of the present invention is to provide a kind of disposable use from spacing from the solution stopping transfusion device, can be after bottle plug puncture unit is inserted the infusion solutions bottle stopper fast automatic liquid to dropping funnel down, get rid of that air makes liquid level to certain altitude in the dropping funnel in the dropping funnel automatically, pinch press the pressurization bead after; The solution stopping valve floats; Bubble-free medicinal liquid can get into rapidly in the bottom hose of infusing, and before routine transfusion, needs dropping funnel is inverted to get rid of in the dropping funnel air or pinch to press dropping funnel to suck in the medicinal liquid entering dropping funnel and carry out deflated workload thereby reduced medical personnel, simultaneously; Behind the medicinal liquid of product in the medicine bottle of being totally lost in the dropping funnel during no medicinal liquid; The solution stopping valve can seal automatically, prevents that the air admission bottom hose from causing blood back after interior, so both made things convenient for medical personnel's operation; Save time the medical tangle that to avoid malpractice to cause again.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: the present invention includes bottle plug puncture unit protective sleeve, bottle plug puncture unit, air filtration film, air lock, top hose, dropping funnel lid, latex medicated cap, from stopping means, from the solution stopping device, go up dropping funnel, dropping funnel, pressurization bead, bottom hose, flow regulator, liquid medicine filter and venoclysis needle down, the bottle plug puncture unit protective sleeve is placed on the bottle plug puncture unit, air lock is pressed on the air filtration film in the air inlet of bottle plug puncture unit; Bottle plug puncture unit, top hose, dropping funnel cover, go up dropping funnel, dropping funnel, pressurization bead, bottom hose, liquid medicine filter are linked in sequence down; The latex cap sleeve is connected on the dosing mouth of dropping funnel lid, and flow regulator is placed on the bottom hose, and the needle stand of venoclysis needle is socketed on the conehead of liquid medicine filter; It is characterized in that: form by the exhaust passage that air lock, air filtration film and dropping funnel cover from stopping means; Comprise spacing axle sleeve and solution stopping valve from the solution stopping device, the solution stopping valve is made up of floating head, floating axle and soft sucker, is placed in the dropping funnel from the solution stopping device; The limit shaft cover is embedded in down dropping funnel inner chamber upper end oral area; Floating axle closely cooperates through cover in spacing axle sleeve center and the floating head, and soft sucker top is embedded in depressed part at the bottom of the floating axle, and receives spacing axle sleeve spacing; Floating head is connected through floating axle with soft sucker, moves up and down at the inner chamber of last dropping funnel and following dropping funnel.
From stopping means; Its exhaust passage port of export stretches into the interior position of dropping funnel should deeply be not less than 12mm than dropper liquid outlet position; The air filtration film is pressed in the exhaust passage outlet port by air lock; Or the air filtration film passes through high frequency heat seal in exhaust passage outlet port, employing air lock jam-pack.
In the solution stopping valve, floating head and floating axle are provided with the clearance groove of ventilation, and floating axle and soft sucker also are provided with the clearance groove of ventilation.
Soft sucker in the solution stopping valve is that an elastomeric material is processed, and the center is a solid, is a spherical crown shape around the bottom.
Floating head in the solution stopping valve can be that PP, PE, PVC, ABS plastic are injection molded, its inner chamber hollow.
Floating axle in the solution stopping valve, its top and empty boasting tight fit, it is elongated shaft that the middle part cooperates with spacing axle sleeve, but its underpart is provided with the space of a splendid attire medicinal liquid, and its bottom is provided with the female parts that cooperates with soft sucker.
From the spacing axle sleeve of solution stopping device, its center is provided with a collar, is placed on the floating axle, and the collar is fixed in central authorities through plural reinforcement.
The pressurization bead can be that PVC, polyolefin or other elastomeric material are processed.
The present invention compares with the disposable infusion set of conventional use clinically, covers at dropping funnel to be provided with from stopping means, is made up of the exhaust passage that air lock, air filtration film and dropping funnel cover from stopping means; Bottle plug puncture unit is inserted open bottle plug puncture unit before the infusion solutions bottle stopper and on stopping means the interior plug of air lock, insert infusion bottle after because the air inlet on the bottle plug puncture unit and from stopping means and atmosphere; And the hydraulic pressure difference in the infusion bottle, make fast automatic the flowing in the dropping funnel of medicinal liquid in the infusion bottle, along with the rising of liquid level; Medicinal liquid is discharged the air inlet from the exhaust passage of the air in the dropping funnel through air filter film and air lock mouth, after medicinal liquid rises to the submergence air inlet, get into exhaust passage to air filtration film; Because of the air filtration film has the effusive function of the water of prevention and can bear certain pressure; Liquid level also will no longer rise and rest on air inlet position, exhaust passage, and medicinal liquid flows into only needs 3-5 second in the dropping funnel, pinch the pressurization bead of pressing under the dropping funnel; Solution stopping valve come-up; The medicinal liquid that is temporarily stored in the dropping funnel can enter into rapidly in the infusion tube, and medical personnel need not transfusion device is carried out aerofluxus, has also shortened former evacuation time (former evacuation time needs more than 30 seconds at least); After medicine bottle and dropping funnel inner liquid medicine are totally lost, from the closing pipe line solution stopping automatically of solution stopping device; The present invention can reduce medical personnel and before routine transfusion, need dropping funnel is inverted to get rid of in the dropping funnel air or pinch to press dropping funnel to suck in the medicinal liquid entering dropping funnel and carry out deflated workload; Again can be in transfusion automatic solution stopping during no medicinal liquid; Prevent that the air admission bottom hose from causing blood back; Thereby make the transfusion safer, so both made things convenient for medical personnel easy to operate, save time, can avoid medical tangle again.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2, Fig. 3 are respectively a kind of structural representation in automatic stop liquid device of the present invention and the spacing axle sleeve;
Fig. 4 is the structural representation of the embodiment of the invention 2;
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the present invention is done further explain.
In Fig. 1, Fig. 2 and Fig. 3; The present invention by bottle plug puncture unit protective sleeve (1), bottle plug puncture unit (2), air filtration film (3-1), air lock (4-1), top hose (5), dropping funnel lid (6), latex medicated cap (7), from stopping means, from the solution stopping device, go up dropping funnel (8), dropping funnel (9), pressurization bead (11), bottom hose (12), flow regulator (13), liquid medicine filter (14) and venoclysis needle (15) are formed down; Bottle plug puncture unit protective sleeve (1) is placed on the bottle plug puncture unit (2); Air lock (4-1) is pressed on air filtration film (3-1) in the air inlet of bottle plug puncture unit (2); Bottle plug puncture unit (2), top hose (5), dropping funnel cover (6), upward dropping funnel (8), following dropping funnel (9), pressurization bead (11), bottom hose (12), liquid medicine filter (14) are linked in sequence; Latex medicated cap (7) is socketed on the dosing mouth of dropping funnel lid (6), and flow regulator (13) is placed on the bottom hose (12), and the needle stand of venoclysis needle (15) is socketed on the conehead of liquid medicine filter (14); It is characterized in that: automatic exhauster is made up of the exhaust passage on air lock (4-2), air filtration film (3-2) and the dropping funnel lid (6); Comprise spacing axle sleeve (10d) and solution stopping valve from the solution stopping device, the solution stopping valve is made up of floating head (10a), floating axle (10b) and soft sucker (10c), is placed in the dropping funnel from the solution stopping device; Spacing axle sleeve (10d) is embedded in down dropping funnel (9) inner chamber upper end oral area; Floating axle (10b) closely cooperates through cover in spacing axle sleeve (10d) center and the floating head (10a), and soft sucker (10c) top is embedded in floating axle (10b) end depressed part, and receives spacing axle sleeve (10d) spacing; Floating head (10a) is connected through floating axle (10b) with soft sucker (10c), moves up and down at the inner chamber of last dropping funnel (8) and following dropping funnel (9); The position should deeply be not less than 12mm than dropper (6a) liquid outlet position in the exhaust passage of the stopping means port of export stretches into dropping funnel (8); Air filtration film (3-2) is pressed in the exhaust passage outlet port by air lock (4-2); Or air filtration film (3-2) passes through high frequency heat seal in exhaust passage outlet port, employing air lock (4-2) jam-pack; In the solution stopping valve, floating head (10a) and floating axle (10b) are provided with the clearance groove (10ab) of ventilation, and floating axle (10b) and soft sucker (10c) also are provided with the clearance groove (10bc) of ventilation, are convenient to product and after the ethane via epoxyethane sterilization, can discharge as early as possible; Soft sucker (10c) in the solution stopping valve is that an elastomeric material is processed, and the center is a solid, is a spherical crown shape around the bottom; Floating head in the solution stopping valve (10a) can be that PP, PE, PVC, ABS plastic are injection molded, and its inner chamber hollow is convenient to air and is retained to increase solution stopping valve buoyancy; It is elongated shaft that its top of floating axle in the solution stopping valve (10b) and empty boasting tight fit, middle part cooperate with spacing axle sleeve, but its underpart is provided with the space (10b-1) of a splendid attire medicinal liquid, and its bottom is provided with the female parts (10b-2) that cooperates with soft sucker; From the spacing axle sleeve (10d) of solution stopping device, its center is provided with a collar (10d-1), is placed on the floating axle (10b), and the collar (10d-1) is fixed in central authorities through plural reinforcement (10d-2); Pressurization bead (11) can be that PVC, polyolefin or other elastomeric material are processed.
In addition; Bottle plug puncture unit (2), air filtration film (3-1), air lock (4-1); Also can form by bottle plug puncture unit (2), exhaust hose and air filter; Bottle plug puncture unit (2) can be the plastic-steel pin, and it is to be formed through bonding by fluid base, feed liquor medicated cap and air inlet needle tubing, and bottle plug puncture unit (2) also can be an all-plastic; Air lock (4-1,4-2) is provided with plug in, and interior plug should both openablely also can make the air lock sealing; Air filtration film (3-1,3-2) should be a hydrophobic material; The exhaust passage can be covered (6) with dropping funnel through once being injection molded into one, also can be injection molded through separately, or adopt stainless steel material to be bonded on the dropping funnel lid (6); The exhaust passage can once be injection molded into one with the dropping funnel lid, also can be separately injection molded, or adopt stainless steel material to process; Liquid medicine filter (14) can adopt medium-sizedly, also can adopt accurate; The small hose of top hose (5), last dropping funnel (8), pressurization bead (11), bottom hose (12) and venoclysis needle (15) also can adopt double-layer coextrusion to go out to be processed to form; Following dropping funnel (9), liquid medicine filter (13) also can be that double injection forms, skin be contain colored lucifuge material also can process have the lucifuge performance from spacing from the solution stopping transfusion device.
But it should be noted that on the air lock (4-1,4-2) and all renovate interior plug, use preceding place not fill in state; In use; When transfusion speed during, should avoid air from air lock, to get into plug jam-pack in the renovating on the air lock (4-2) greater than 50ml/min; When routine is infused, be not need jam-pack to renovate interior plug.
In Fig. 4; Structure and the foregoing description of present embodiment 2 are basic identical, and its difference is that liquid medicine filter is accurate filter (14a), and following dropping funnel (9) bottom has been assembled pressurization bead (11) less; Also can be the same with Fig. 1; Fit on pressurization bead (11), bottle plug puncture unit also can adopt the plastic-steel pin, can adopt the bottle plug puncture unit of other pattern too;
In addition; The small hose of the top hose in the foregoing description (5), last dropping funnel (8), pressurization bead (11), bottom hose (12) and venoclysis needle (15) also can adopt double-layer coextrusion to go out to be processed to form; Following dropping funnel (9) and liquid medicine filter (14) also can be that double injection forms, skin be contain colored lucifuge material can process again be used for lucifuge from spacing from the solution stopping transfusion device.
The above embodiment only is a preferential embodiment of the present invention.Should be pointed out that to those skilled in the art under the prerequisite that does not break away from the principle of the invention, also can make some modification and improvement, this also should be regarded as belonging to protection scope of the present invention.
Claims (8)
- A disposable use from spacing from the solution stopping transfusion device; Comprise bottle plug puncture unit protective sleeve, bottle plug puncture unit, air filtration film, air lock, top hose, dropping funnel lid, latex medicated cap, from stopping means, from the solution stopping device, go up dropping funnel, dropping funnel, pressurization bead, bottom hose, flow regulator, liquid medicine filter and venoclysis needle down, the bottle plug puncture unit protective sleeve is placed on the bottle plug puncture unit, air lock is pressed on the air filtration film in the air inlet of bottle plug puncture unit; Bottle plug puncture unit, top hose, dropping funnel cover, go up dropping funnel, dropping funnel, pressurization bead, bottom hose, liquid medicine filter are linked in sequence down; The latex cap sleeve is connected on the dosing mouth of dropping funnel lid, and flow regulator is placed on the bottom hose, and the needle stand of venoclysis needle is socketed on the conehead of liquid medicine filter; It is characterized in that: form by the exhaust passage that air lock, air filtration film and dropping funnel cover from stopping means; Comprise spacing axle sleeve and solution stopping valve from the solution stopping device, the solution stopping valve is made up of floating head, floating axle and soft sucker, is placed in the dropping funnel from the solution stopping device; The limit shaft cover is embedded in down dropping funnel inner chamber upper end oral area; Floating axle closely cooperates through cover in spacing axle sleeve center and the floating head, and soft sucker top is embedded in depressed part at the bottom of the floating axle, and receives spacing axle sleeve spacing; Floating head is connected through floating axle with soft sucker, moves up and down at the inner chamber of last dropping funnel and following dropping funnel.
- 2. disposable use as claimed in claim 1 from spacing from the solution stopping transfusion device; It is characterized in that: described from stopping means; Its exhaust passage port of export stretches into the interior position of dropping funnel should deeply be not less than 12mm than dropper liquid outlet position; The air filtration film is pressed in the exhaust passage outlet port by air lock, or the air filtration film passes through high frequency heat seal in exhaust passage outlet port, employing air lock jam-pack.
- 3. disposable use as claimed in claim 1, is characterized in that from the solution stopping transfusion device from spacing: in the described solution stopping valve, floating head and floating axle are provided with the clearance groove of ventilation, and floating axle and soft sucker also are provided with the clearance groove of ventilation.
- 4. from the solution stopping transfusion device, it is characterized in that from spacing like claim 1,3 described disposable uses: the soft sucker in the said solution stopping valve is that an elastomeric material is processed, and the center is a solid, is a spherical crown shape around the bottom.
- 5. from the solution stopping transfusion device, it is characterized in that from spacing like claim 1,3 described disposable uses: the floating head in the described solution stopping valve can be that PP, PE, PVC, ABS plastic are injection molded, its inner chamber hollow.
- Like claim 1,3 described disposable uses from spacing from the solution stopping transfusion device; It is characterized in that: the floating axle in the described solution stopping valve; Its top and empty boasting tight fit; It is elongated shaft that the middle part cooperates with spacing axle sleeve, but its underpart is provided with the space of a splendid attire medicinal liquid, and its bottom is provided with the female parts that cooperates with soft sucker.
- 7. disposable use as claimed in claim 1, is characterized in that from the solution stopping transfusion device from spacing: described spacing axle sleeve, and its center is provided with a collar, is placed on the floating axle, and the collar is fixed in central authorities through plural reinforcement.
- 8. disposable use as claimed in claim 1, is characterized in that from the solution stopping transfusion device from spacing: described pressurization bead can be that PVC, polyolefin or other elastomeric material are processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100368546A CN102580190A (en) | 2012-02-14 | 2012-02-14 | Disposable self-limiting and self-stopping transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100368546A CN102580190A (en) | 2012-02-14 | 2012-02-14 | Disposable self-limiting and self-stopping transfusion system |
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| Publication Number | Publication Date |
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| CN102580190A true CN102580190A (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100368546A Pending CN102580190A (en) | 2012-02-14 | 2012-02-14 | Disposable self-limiting and self-stopping transfusion system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055376A (en) * | 2013-01-25 | 2013-04-24 | 戴建达 | Automatic air-exhausting and fluid-stopping dropper and infusion apparatus provided with same |
| CN104740712A (en) * | 2015-04-16 | 2015-07-01 | 山东新华安得医疗用品有限公司 | Automatic bottle replacing type infusion device |
| CN109157702A (en) * | 2018-09-27 | 2019-01-08 | 浙江新德意医疗科技股份有限公司 | Dropping funnel is used in a kind of infusion |
| CN110393665A (en) * | 2019-08-06 | 2019-11-01 | 河南曙光汇知康生物科技股份有限公司 | A kind of disposable blood sampling translator |
-
2012
- 2012-02-14 CN CN2012100368546A patent/CN102580190A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055376A (en) * | 2013-01-25 | 2013-04-24 | 戴建达 | Automatic air-exhausting and fluid-stopping dropper and infusion apparatus provided with same |
| CN104740712A (en) * | 2015-04-16 | 2015-07-01 | 山东新华安得医疗用品有限公司 | Automatic bottle replacing type infusion device |
| CN109157702A (en) * | 2018-09-27 | 2019-01-08 | 浙江新德意医疗科技股份有限公司 | Dropping funnel is used in a kind of infusion |
| CN110393665A (en) * | 2019-08-06 | 2019-11-01 | 河南曙光汇知康生物科技股份有限公司 | A kind of disposable blood sampling translator |
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| PB01 | Publication | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Luohe City, Henan province 462000 Yuanhui District Riverside Metro Xiangjiang Road Applicant after: Henan Shugang Jianshi Medical Devices Group Co., Ltd. Address before: 462331 Henan province Luohe city Xiangjiang Road West Binhe Yuanhui District Applicant before: Henan Shuguang Jianshi Medical Equipment Group Co., Ltd. |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120718 |