CN102824663A - Dual-exhaust infusion apparatus - Google Patents
Dual-exhaust infusion apparatus Download PDFInfo
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- CN102824663A CN102824663A CN2012103300615A CN201210330061A CN102824663A CN 102824663 A CN102824663 A CN 102824663A CN 2012103300615 A CN2012103300615 A CN 2012103300615A CN 201210330061 A CN201210330061 A CN 201210330061A CN 102824663 A CN102824663 A CN 102824663A
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- dropping funnel
- feed tube
- liquid inlet
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- tube
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Abstract
The invention discloses a dual-exhaust infusion apparatus, which comprises a dropping funnel, a liquid inlet channel device and a drainage channel device, wherein the liquid inlet channel device is arranged at the upper part of the dropping funnel and is provided with a dropping tube; the drainage channel device is arranged at the lower part of the dropping funnel; and an integral dual-exhaust mechanism is arranged between the lower part of the dropping funnel and the drainage channel device. The dual-exhaust mechanism comprises a liquid inlet tube, a precise filter tray and a liquid outlet tube, wherein the liquid inlet tube, the precise filter tray and the liquid outlet tube are connected in sequence into a whole; the liquid inlet tube extends into the inner cavity of the dropping funnel; at least two vertical channels are arranged on the side wall of the section of the liquid inlet tube, which extends into the inner cavity of the dropping funnel; and a cover body with a hollow tube body covers on the opening at the top part of the liquid inlet tube. According to the dual-exhaust infusion apparatus disclosed by the invention, as the structure of the integral dual-exhaust device is additionally arranged in the infusion apparatus, by utilizing surface tension between narrow channels on the side wall of the liquid inlet tube and narrow channels formed between the outer side wall of a hollow slim tube extending downwards and the inner side wall of the liquid inlet tube, not only are bubbles prevented from entering the liquid inlet tube but also the liquid level in the dropping funnel gradually rises and is kept at a certain height, and thereby, the goal of automatic exhaust for the first time is achieved.
Description
Technical field
The invention belongs to technical field of medical instruments, particularly relate to a kind of transfusion device of anti-bubble.
Background technology
Venous transfusion is the clinical rescue patient and the efficient ways of curing all kinds of slight illness always; Owing to be directly medicinal liquid to be injected in the blood; So can be with the fastest speed performance drug effect; Yet in infusion process, guarantee not make bubble and overproof microgranule to get in the patient blood is the difficult problem of puzzlement medical personnel and transfusion device Producer always, how to prevent effectively that particularly bubble from getting in the patient blood and the problem of blocking liquid-transport pipe-line, has multiple different solution in the prior art; But these solutions all exist complex operation, the halfway problem of aerofluxus; Blood is refluxed, cause the phenomenon of the panic and entry needle thromboembolism of patient, and make troubles and increase its labor intensity to medical personnel; Particularly for back or the secondary exhausting problem because of there being the transfusion fault to be occurred when operating again of changing dressings, present in the industry cycle do not have perfect solution as yet.
Summary of the invention
The objective of the invention is to above-mentioned existing problems and deficiency, provide a kind of simple and reliable for structure, have the dual aerofluxus and a transfusion device of solution stopping function automatically.
Technical scheme of the present invention is achieved in that
Dual deflated transfusion device of the present invention; Comprise dropping funnel, be installed on dropping funnel top the feed pathway device with dropper, be installed on the apocenosis passage device of dropping funnel bottom; It is characterized in that being provided with between said dropping funnel bottom and the apocenosis passage device an all-in-one-piece dual exhaust gear; This dual exhaust gear comprises feed tube, secondary filter dish, the drain pipe that connects as one in regular turn; Wherein said feed tube stretches into the dropping funnel inner chamber; This feed tube stretches into the position that
～
locates that its top behind the dropping funnel inner chamber is positioned at dropping funnel inner chamber height; The feed tube lateral wall is connected with the dropping funnel bottom seals; And have at least two vertical conduits on one section the sidewall that stretches into the dropping funnel inner chamber in the said feed tube; The open top loam cake of feed tube be equipped with one have a hollow tube lid; And the A of bottom opening place of this hollow tube is lower than the bottom B of each vertical conduit; Said secondary filter dish comprise cover and and cover can form the bottom of sealed cavity after being interlocked and be arranged at cover and bottom between can above-mentioned sealed cavity be separated into admission chamber and the liquid medicine filtering membrane that goes out sap cavity; And above-mentioned cover is provided with steam vent, and this steam vent place is provided with the exhaust membrane that prevents that medicinal liquid from spilling, and described admission chamber is communicated with feed tube; Describedly go out sap cavity and be communicated with drain pipe, the outlet of drain pipe is communicated with the apocenosis passage device.
Wherein, above-mentioned bottom is provided with a dividing plate, and this dividing plate is provided with several liquid medicine filtering membrane is withstood on the support salient point of cover medial surface, and be formed with between this dividing plate and the bottom one can use sap cavity liquid from the dividing plate top effusive liquid outlet channel.
The present invention is owing to be employed in the structure that increases by an all-in-one-piece dual exhaust apparatus in the transfusion device; When the medicinal liquid in dropper begins following first; The exhaust passage that forms through dropping funnel feed tube, secondary filter dish, drain pipe and apocenosis passage is on the one hand carried out automatic vent and is made medicinal liquid flow to the pin hole place under smoothly; The narrow groove that forms between the lateral wall of the hollow tubule that utilizes the narrow groove of feed tube sidewall simultaneously and stretch down and the feed tube medial wall and the surface tension effects of water prevent that on the one hand bubble from getting into feed tube; Liquid level in the dropping funnel is raise gradually and remain on the certain height, reach self-bleeding first purpose.And beaten and need change bottle and carry out the second time aerofluxus time when first bottle liquid medicine; At first utilize the liquid medicine filtering membrane in the secondary filter dish to form automatic solution stopping; Avoid the medicinal liquid in the apocenosis passage device to continue to discharge; The narrow groove that forms between the lateral wall of the hollow tubule that utilizes narrow groove and the aperture on the lid of top of the feed tube sidewall in dropping funnel again and stretch down and the feed tube medial wall stops the bubble formation in the dropper for the first time, avoids bubble to enter into feed tube, reaches the self-bleeding purpose of first weight; The micro bubble that the steam vent that utilizes secondary filter dish side is then sneaked into infusion pipeline and secondary filter dish carries out the aerofluxus second time; Guarantee in drain pipe, to have no bubble and any overproof fine particle, reach automatic vent and the purpose of filtering fine particle for the second time, especially; The hollow tubule structure that in feed tube, is provided with; The residual liquid that both can make dropping funnel bottom produces siphonage and from the narrow groove of feed tube, is back to as much as possible in the feed tube and enters into the secondary filter dish, effectively improves the utilization rate of medicinal liquid, avoids the waste of valuable medicinal liquid; And effectively prolong instillation time of its residual liquid; And be present in residual on the hollow tube bottom opening and drop in the last infusion process the formed medicine time difference that falls and can further prolong its instillation time, thereby effectively prolong the ducted barotropic state time of fluid, both avoided the backflow of patient blood; Avoid patient's panic emotion and the generation that prevents the thromboembolism phenomenon of blood, medical personnel can in time be handled.Simultaneously; Above-mentioned dual exhaust structure can effectively solve secondary aerofluxus and repeatedly deflated problem, fully guarantees in infusion process, can realize secondary automatic vent and automatic vent repeatedly; Make whole infusion process can accomplish automatic vent; Effectively reduction medical personnel's labor intensity and the efficient that improves transfusion make whole infusion process safety and reliability again, and transfusion device of the present invention is simple and reliable for structure, compact, the assembling easy.
Below in conjunction with accompanying drawing the present invention is further described.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the perspective view of dual exhaust apparatus of the present invention.
Fig. 3 is the cross-sectional view of dual exhaust apparatus of the present invention.
The specific embodiment
Like Fig. 1-shown in Figure 3; Dual deflated transfusion device of the present invention; Comprise dropping funnel 1, be installed on dropping funnel 1 top the feed pathway device 2 with dropper, be installed on the apocenosis passage device 3 of dropping funnel 1 bottom; Be provided with an all-in-one-piece dual exhaust gear 4 between said dropping funnel 1 bottom and the apocenosis passage device 3; This dual exhaust gear 4 comprises feed tube 41, secondary filter dish 42, the drain pipe 43 that connects as one in regular turn; Wherein said feed tube 41 stretches into dropping funnel 1 inner chamber; This feed tube 41 stretches into the position that
～
locates that its top behind dropping funnel 1 inner chamber is positioned at dropping funnel 1 inner chamber height; Feed tube 41 lateral walls are connected with dropping funnel 1 bottom seals; And have at least two vertical conduits 411 on one section the sidewall that stretches into dropping funnel 1 inner chamber in the said feed tube 41; The open top loam cake of feed tube 41 be equipped with one have a hollow tube 441 lid 44; And the A of bottom opening place of this hollow tube 441 is lower than the bottom B of each vertical conduit 411, said secondary filter dish 42 comprise cover 421 and and cover 421 can form the bottom 422 of sealed cavity after being interlocked and be arranged at cover 421 and bottom 422 between can above-mentioned sealed cavity be separated into admission chamber 424 and the liquid medicine filtering membrane 423 that goes out sap cavity 425, and above-mentioned cover 421 is provided with steam vent 426; These steam vent 426 places are provided with the exhaust membrane 427 that prevents that medicinal liquid from spilling; Described admission chamber 424 is communicated with feed tube 41, describedly goes out sap cavity 425 and is communicated with drain pipe 43, and the outlet of drain pipe 43 is communicated with apocenosis passage device 3.Wherein, Above-mentioned bottom 422 is provided with a dividing plate 428; This dividing plate 428 is provided with several liquid medicine filtering membrane 423 is withstood on the support salient point 429 of cover 421 medial surface, and be formed with between this dividing plate 428 and the bottom 422 one can use sap cavity 425 liquid from dividing plate 428 tops effusive liquid outlet channel 420.The present invention is owing to be employed in the structure that increases by an all-in-one-piece dual exhaust apparatus in the transfusion device; When the medicinal liquid in dropper begins following first; The exhaust passage that forms through dropping funnel feed tube, secondary filter dish, drain pipe and apocenosis passage is on the one hand carried out automatic vent and is made medicinal liquid flow to the pin hole place under smoothly; The narrow groove that forms between the lateral wall of the hollow tubule that utilizes the narrow groove of feed tube sidewall simultaneously and stretch down and the feed tube medial wall and the surface tension effects of water prevent that on the one hand bubble from getting into feed tube; Liquid level in the dropping funnel is raise gradually and remain on the certain height, reach self-bleeding first purpose.And beaten and need change bottle and carry out the second time aerofluxus time when first bottle liquid medicine; At first utilize the liquid medicine filtering membrane in the secondary filter dish to form automatic solution stopping; Avoid the medicinal liquid in the apocenosis passage device to continue to discharge; The narrow groove that forms between the lateral wall of the hollow tubule that utilizes narrow groove and the aperture on the lid of top of the feed tube sidewall in dropping funnel again and stretch down and the feed tube medial wall stops the bubble formation in the dropper for the first time, avoids bubble to enter into feed tube, reaches the self-bleeding purpose of first weight; The micro bubble that the steam vent that utilizes secondary filter dish side is then sneaked into infusion pipeline and secondary filter dish carries out the aerofluxus second time; Guarantee in drain pipe, to have no bubble and any overproof fine particle, reach automatic vent and the purpose of filtering fine particle for the second time, especially; The hollow tubule structure that in feed tube, is provided with; The residual liquid that both can make dropping funnel bottom produces siphonage and from the narrow groove of feed tube, is back to as much as possible in the feed tube and enters into the secondary filter dish, effectively improves the utilization rate of medicinal liquid, avoids the waste of valuable medicinal liquid; And effectively prolong instillation time of its residual liquid; And be present in residual on the hollow tube bottom opening and drop in the last infusion process the formed medicine time difference that falls and can further prolong its instillation time, thereby effectively prolong the ducted barotropic state time of fluid, both avoided the backflow of patient blood; Avoid patient's panic emotion and the generation that prevents the thromboembolism phenomenon of blood, medical personnel can in time be handled.Simultaneously; Above-mentioned dual exhaust structure can effectively solve secondary aerofluxus and repeatedly deflated problem, fully guarantees in infusion process, can realize secondary automatic vent and automatic vent repeatedly; Make whole infusion process can accomplish automatic vent; Effectively reduction medical personnel's labor intensity and the efficient that improves transfusion make whole infusion process safety and reliability again, and transfusion device of the present invention is simple and reliable for structure, compact, the assembling easy.
The present invention describes through embodiment; But the present invention is not constituted restriction, with reference to description of the invention, other variations of the disclosed embodiments; Professional person as for this area expects that easily such variation should belong within the scope thereof of the present invention.
Claims (2)
1. dual deflated transfusion device; Comprise dropping funnel (1), be installed on dropping funnel (1) top the feed pathway device (2) with dropper, be installed on the apocenosis passage device (3) of dropping funnel (1) bottom; It is characterized in that being provided with between said dropping funnel (1) bottom and the apocenosis passage device (3) an all-in-one-piece dual exhaust gear (4); This dual exhaust gear (4) comprises feed tube (41), secondary filter dish (42), the drain pipe (43) that connects as one in regular turn; Wherein said feed tube (41) stretches into dropping funnel (1) inner chamber; This feed tube (41) stretches into the position that
～
locates that its top behind dropping funnel (1) inner chamber is positioned at dropping funnel (1) inner chamber height; Feed tube (41) lateral wall is connected with dropping funnel (1) bottom seals; And have at least two vertical conduits (411) on one section the sidewall that stretches into dropping funnel (1) inner chamber in the said feed tube (41); The open top loam cake of feed tube (41) be equipped with one have hollow tube (441) lid (44); And the A of bottom opening place of this hollow tube (441) is lower than the bottom B of each vertical conduit (411); Said secondary filter dish (42) comprise cover (421) and and cover (421) can form the bottom (422) of sealed cavity after being interlocked and be arranged at cover (421) and bottom (422) between can above-mentioned sealed cavity be separated into admission chamber (424) and go out the liquid medicine filtering membrane (423) of sap cavity (425); And above-mentioned cover (421) is provided with steam vent (426); This steam vent (426) locates to be provided with the exhaust membrane (427) that prevents medicinal liquid and spill; Described admission chamber (424) is communicated with feed tube (41); Describedly go out sap cavity (425) and be communicated with drain pipe (43), the outlet of drain pipe (43) is communicated with apocenosis passage device (3).
2. according to the said dual deflated transfusion device of claim 1; It is characterized in that above-mentioned bottom (422) is provided with a dividing plate (428); This dividing plate (428) is provided with several liquid medicine filtering membrane (423) is withstood on the support salient point (429) of cover (421) medial surface, and be formed with between this dividing plate (428) and the bottom (422) one can use sap cavity (425) liquid from the effusive liquid outlet channel in dividing plate (428) top (420).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103300615A CN102824663A (en) | 2012-09-10 | 2012-09-10 | Dual-exhaust infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103300615A CN102824663A (en) | 2012-09-10 | 2012-09-10 | Dual-exhaust infusion apparatus |
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| CN102824663A true CN102824663A (en) | 2012-12-19 |
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| CN2012103300615A Pending CN102824663A (en) | 2012-09-10 | 2012-09-10 | Dual-exhaust infusion apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106039456A (en) * | 2016-06-20 | 2016-10-26 | 宣城市江南医疗器械有限公司 | Liquid storage air exhausting member, dripping bucket and infusion device |
| EP3250256B1 (en) | 2015-01-27 | 2020-06-24 | Becton, Dickinson and Company | Air stop membrane for maintaining a fluid column in an iv set |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101940807A (en) * | 2010-09-02 | 2011-01-12 | 柯丽红 | Automatic exhaust medicinal intravenous infusion set |
| CN201871071U (en) * | 2010-11-16 | 2011-06-22 | 山东新华安得医疗用品有限公司 | Ultra-filtering transfusion device |
| CN201880106U (en) * | 2010-12-15 | 2011-06-29 | 广东康尔美医疗器械有限公司 | Anti-blood back infusion set with precise filter |
| CN202409656U (en) * | 2011-11-22 | 2012-09-05 | 济南国瑞医疗器械有限公司 | Disposable precise transfusion device for children |
-
2012
- 2012-09-10 CN CN2012103300615A patent/CN102824663A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101940807A (en) * | 2010-09-02 | 2011-01-12 | 柯丽红 | Automatic exhaust medicinal intravenous infusion set |
| CN201871071U (en) * | 2010-11-16 | 2011-06-22 | 山东新华安得医疗用品有限公司 | Ultra-filtering transfusion device |
| CN201880106U (en) * | 2010-12-15 | 2011-06-29 | 广东康尔美医疗器械有限公司 | Anti-blood back infusion set with precise filter |
| CN202409656U (en) * | 2011-11-22 | 2012-09-05 | 济南国瑞医疗器械有限公司 | Disposable precise transfusion device for children |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3250256B1 (en) | 2015-01-27 | 2020-06-24 | Becton, Dickinson and Company | Air stop membrane for maintaining a fluid column in an iv set |
| CN106039456A (en) * | 2016-06-20 | 2016-10-26 | 宣城市江南医疗器械有限公司 | Liquid storage air exhausting member, dripping bucket and infusion device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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Application publication date: 20121219 |