CN203355048U - Puncture outfit dripping funnel - Google Patents
Puncture outfit dripping funnel Download PDFInfo
- Publication number
- CN203355048U CN203355048U CN 201320271569 CN201320271569U CN203355048U CN 203355048 U CN203355048 U CN 203355048U CN 201320271569 CN201320271569 CN 201320271569 CN 201320271569 U CN201320271569 U CN 201320271569U CN 203355048 U CN203355048 U CN 203355048U
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- dropping funnel
- perforator
- dripping funnel
- pad
- medicine
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Abstract
The utility model discloses a puncture outfit dripping funnel which comprises an upper dripping funnel body (1) and a lower dripping funnel body (4). A cylindrical puncture outfit (14) is fixedly arranged on the upper portion of the upper dripping funnel body (1), an annular groove (7) is formed in the bottom end of the upper dripping funnel body (1), the upper dripping funnel body (1) is connected with the lower dripping funnel body (4) through a buckle (10), a gasket (2) is tightly pressed inside the annular groove (7) through the lower dripping funnel body (4), a through hole (12) is formed in the middle of the gasket (2), a drug passing film (3) is arranged on the upper surface of the gasket (2), and air outlet holes (13) are formed in a lower catheter (6). The puncture outfit dripping funnel has the advantages that air inside an infusion apparatus can be automatically discharged, and the puncture outfit dripping funnel is easy to operate, safe and reliable; the drug passing film is arranged so that automatic liquid stop after infusion is completed can be achieved; the split-type dripping funnel is adopted, multiple parts in a traditional structure are integrated into one assembly, therefore, the processing difficulty is reduced, and the processing cost and the raw material cost are reduced.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly a kind of perforator dropping funnel.
Background technology
Transfusion device is a kind of medical apparatus commonly used, after transfusion device inserts medicine bottle, before entering the human body puncture, must make transfusion device the dropping funnel downcomer until the full medicinal liquid of intravenous needle to there is no bubble residual, be transfused to human body to prevent bubble, this process is called aerofluxus.Medical institutions' transfusion device used all requires medical personnel's manual exhaust at present, be inverted dropping funnel or choke on the other hand the dropping funnel downcomer to death by medical personnel, another hands is decontroled after pinching flat dropping funnel, utilize under the dropping funnel elastic recovery and inhale medicinal liquid, repeatedly several times until medicinal liquid holds half left and right of dropping funnel height, wait for again 3～5s, after making to sneak into the Bubble of dropping funnel inner liquid medicine, just putting dropping funnel or unclamping the conduit of choking to death makes bubble-free medicinal liquid flow into the dropping funnel downcomer until overflow from passages through which vital energy circulates pin front end, last stuck adjusting its, complete exhaust process.This process is consuming time accounts for whole 1/3rd times of transfusion operation, and operation easier is large, easily produces operate miss and causes a large amount of wastes of medicinal liquid or produce aerofluxus residual.In addition, when the transfusion device inner liquid medicine is totally lost, if medical personnel do not extract transfusion needle in time or the transposing infusion bottle can cause patient's backflow of blood.
Chinese patent CN102350014A discloses a kind of transfusion device, its dropping funnel bottom is provided with exhaustor, the end that exhaustor is arranged in the dropping funnel inner chamber is provided with steam vent, the top of exhaustor is provided with only liquid medicine and crosses film, after only the liquid medicine is crossed film and is infiltrated by medicinal liquid, when medicinal liquid will flow to end, because liquid medicine is only crossed the capillarity of film, medicinal liquid stops at only liquid medicine and crosses film, thereby has realized automatic vent, liquid function only.But this dropping funnel stops that the liquid medicine is crossed film and exhaustor need be one-body molded with dropping funnel, and difficulty of processing is large, only to cross the film fixed effect poor for the liquid medicine, apparatus structure built on the sand, yielding breakage, affect its normal use.
The utility model content
The purpose of this utility model is to overcome the shortcoming of prior art, and a kind of reasonable in design, convenient processing, stay-in-grade perforator dropping funnel are provided.
The purpose of this utility model is achieved through the following technical solutions: a kind of perforator dropping funnel, it comprises dropping funnel, pad, medicine is crossed film and lower dropping funnel, the top of upper dropping funnel is installed with and the integrated cylindrical perforator of upper dropping funnel, the inside of perforator is provided with mutual disconnected medicinal liquid runner and gas flow, the perforator bottom connects the dropper that is fixedly arranged on the dropping funnel inner upper end, dropper is communicated with the medicinal liquid runner of perforator, one side of perforator bottom is provided with air inlet, air inlet is communicated with gas flow, the upper end of perforator is provided with the tapered puncture section of semicircle surrounded by vertical plane and taper seat, be provided with the gas outlet that is communicated with gas flow on the taper seat of puncture section, the bottom of the vertical plane of puncture section is provided with inclined-plane, be provided with the inlet that is communicated with the medicinal liquid runner on inclined-plane, the bottom of lower dropping funnel is provided with downcomer, the bottom of upper dropping funnel inwall is provided with annular groove, the bottom of upper dropping funnel outer wall is provided with annular flange flange A, lower dropping funnel outer wall is provided with annular flange flange B, the distance of annular flange flange B distance lower dropping funnel upper surface is less than the groove depth of annular groove, pad is arranged in annular groove, the top of lower dropping funnel is arranged in the annular groove of pad below, and upper dropping funnel and lower dropping funnel are connected and fixed by the buckle that is arranged at annular flange flange A and the annular flange flange B outside, pad is pressed in annular groove by the upper surface of lower dropping funnel, the centre of pad is provided with through hole, medicine is crossed the upper surface that film is arranged at pad, medicine is crossed film and is provided with pore, the end that downcomer stretches into lower dropping funnel cavity is provided with steam vent.
Described steam vent is the strip hole of extending along direction from top to bottom.
Described downcomer stretches into an end of lower dropping funnel cavity along circumferentially being evenly equipped with two～tetra-steam vents.
The diameter of described pore is 2～10 μ m.
Be provided with air-filtering membrane and inlet valve in described air inlet.
The outer cover of described perforator is equipped with protective sleeve.
The utlity model has following advantage: this utility model can be got rid of air in transfusion device automatically, be inverted or pinch and press so that medicinal liquid enters the operation in dropping funnel at dropping funnel thereby exempted medical personnel, not only saved medical personnel's time, and produced without bubble, simple to operate, safe and reliable.
This utility model is crossed film by medicine is set, rely on the capillarity of its pore and draw high the liquid effect and realized the automatic liquid-stopping after transfusion finishes, when medicinal liquid is totally lost or is changed medicinal liquid bottle, automatically liquid-transport pipe-line is closed, stop air to enter patient's vein, both guarantee the safety of patient's infusion process, also alleviated patient and medical personnel's stress and operating pressure.
This utility model adopts split type dropping funnel, upper dropping funnel and the independent processing and manufacturing of lower dropping funnel, then through assembling, pad and medicine are crossed to film and be installed on dropping funnel inside, pad is fixed by upper dropping funnel and lower dropping funnel, thereby reduced the difficulty of processing of dropping funnel, and improved the steadiness of dropping funnel structure, pad is crossed film to medicine and has been played the effect of supporting, the dropping funnel performance is more reliable, stable, the dropping funnel quality is secure, realized the perforator in traditional structure, the parts of dropping funnel and three independent production and assembly of liquid medicine filter are integrated into an assembly, processing cost and cost of material have been reduced.
The integrated formed structure of the Split type structure of upper dropping funnel and lower dropping funnel and upper dropping funnel and perforator, make and only need upper dropping funnel partly to adopt hard material, lower dropping funnel can adopt soft material, reduced manufacturing cost, the structural design of puncture section, both saved material, and required puncture force is less, be more convenient for medical personnel puncture, can effectively reduce the puncture exfoliation again.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
The structural representation that Fig. 2 is upper dropping funnel of the present utility model
The structural representation that Fig. 3 is lower dropping funnel of the present utility model
In figure, the upper dropping funnel of 1-, the 2-pad, the 3-medicine is crossed film, dropping funnel under 4-, the 5-dropper, 6-downcomer, 7-annular groove, 8-annular flange flange A, 9-annular flange flange B, the 10-buckle, 11-ring baffle, 12-through hole, 13-steam vent, the 14-perforator, 15-medicinal liquid runner, 16-gas flow, 17-air inlet, 18-puncture section, 19-taper seat, 20-vertical plane, 21-gas outlet, the 22-inclined-plane, 23-inlet, 24-air-filtering membrane, 25-inlet valve.
The specific embodiment
Below in conjunction with accompanying drawing, this utility model is further described, protection domain of the present utility model is not limited to the following stated:
As shown in Figure 1, a kind of perforator dropping funnel, comprise dropping funnel 1, pad 2, medicine is crossed film 3 and lower dropping funnel 4, as Fig. 2, shown in Fig. 3, the top of upper dropping funnel 1 is installed with and the integrated cylindrical perforator 14 of upper dropping funnel 1, the inside of perforator 14 is provided with mutual disconnected medicinal liquid runner 15 and gas flow 16, perforator 14 bottoms connect the dropper 5 that is fixedly arranged on dropping funnel 1 inner upper end, dropper 5 is communicated with the medicinal liquid runner 15 of perforator 14, one side of perforator 14 bottoms is provided with air inlet 17, air inlet 17 is communicated with gas flow 16, be provided with air-filtering membrane 24 and inlet valve 25 in air inlet 17, the upper end of perforator 14 is provided with the tapered puncture section 18 of semicircle surrounded by vertical plane 20 and taper seat 19, be provided with the gas outlet 21 that is communicated with gas flow 16 on the taper seat 19 of puncture section 18, the bottom of the vertical plane 20 of puncture section 18 is provided with inclined-plane 22, be provided with the inlet 23 that is communicated with medicinal liquid runner 15 on inclined-plane 22, the outer cover of perforator 14 is equipped with protective sleeve.
The bottom of lower dropping funnel 4 is provided with downcomer 6, the bottom of upper dropping funnel 1 inwall is provided with annular groove 7, the bottom of upper dropping funnel 1 outer wall is provided with annular flange flange A8, lower dropping funnel 4 outer walls are provided with annular flange flange B9, the distance of annular flange flange B9 distance lower dropping funnel 4 upper surfaces is less than the groove depth of annular groove 7, as shown in Figure 1, pad 2 is arranged in annular groove 7, the top of lower dropping funnel 4 is arranged at the annular groove 7 of pad 2 belows, and upper dropping funnel 1 and lower dropping funnel 4 are connected and fixed by the buckle 10 that is arranged at annular flange flange A8 and the annular flange flange B9 outside, described buckle 10 1 ends are provided with ring baffle 11, the other end of buckle 10 is provided with female thread, buckle 10 is set in the outside of dropping funnel 1, and baffle plate is pressed in the upper surface of annular flange flange A8, the annular flange flange B9 of described lower dropping funnel 4 is provided with external screw thread, the other end of buckle 10 is connected with lower dropping funnel 4 by screw thread, pad 2 is pressed in annular groove 7 by the upper surface of lower dropping funnel 4, the centre of pad 2 is provided with through hole 12, medicine is crossed film 3 and is arranged at the upper surface of pad 2 through hole 12 cappings are complete, medicine is crossed film 3 and is provided with pore, the diameter of pore is 2～10 μ m, as Fig. 1, shown in Fig. 3, the end that downcomer 6 stretches into lower dropping funnel 4 cavitys is provided with steam vent 13, steam vent 13 is the strip hole of extending along direction from top to bottom, described downcomer 6 stretches into an end of lower dropping funnel 4 cavitys along circumferentially being evenly equipped with two～tetra-steam vents 13.
Work process of the present utility model is as follows: medicinal liquid is entered the inner chamber of upper dropping funnel 1 by the dropper 5 of upper dropping funnel 1, medicine cross film 3 above gather, when medicine is crossed film 3 and is all covered by medicinal liquid, the inner chamber that medicine is crossed the upper dropping funnel 1 of film 3 tops becomes the gas dead space, medicinal liquid continues to drip from dropper 5 under effect of inertia subsequently, in the Compressed Gas dead space, gas forms positive air pressure, pressed medicine to cross film 3 medicinal liquid, medicine is crossed film 3 and is started to ooze medicinal liquid downwards, cross from medicine the inner chamber that the medicinal liquid via through holes 12 of film 3 oozing falls into lower dropping funnel 4, cavity inner accumulated at lower dropping funnel 4, the surface tension that steam vent 13 on downcomer 6 forms stops medicinal liquid to pass through, medicinal liquid gathers rising at the inner chamber of lower dropping funnel 4, when the liquid level rising seals steam vent 13 the top, the inner chamber that medicine is crossed the lower dropping funnel 4 of film 3 belows forms the gas dead space, along with medicine is crossed film 3 medicinal liquids and is oozed under continuing under inertia, in the gas dead space, gas is compressed, form malleation, medicinal liquid is pressed into to downcomer 6 through steam vent 13, along with flowing of medicinal liquid, gas in catheter of transfusion system is discharged from, realized thus automatic ventilating function.
When medicinal liquid will be finished, the medicinal liquid that medicine is crossed upper dropping funnel 1 inner chamber of film 3 tops will flow to end, the top of now due to medicine, crossing the pore of film 3 is air, it is water that medicine is crossed in the pore of film 3, due to the surface tension of liquid effect, make medicine cross film 3 and there is the performance that the obstruct air passes through, thereby make the fluid column in lower dropping funnel 4 cavitys maintain constant height, realize the function of automatic liquid-stopping, prevented the generation of blood back.
Claims (6)
1. a perforator dropping funnel, it is characterized in that: it comprises dropping funnel (1), pad (2), medicine is crossed film (3) and lower dropping funnel (4), the top of upper dropping funnel (1) is installed with and the integrated cylindrical perforator of upper dropping funnel (1) (14), the inside of perforator (14) is provided with mutual disconnected medicinal liquid runner (15) and gas flow (16), perforator (14) bottom connects the dropper (5) that is fixedly arranged on dropping funnel (1) inner upper end, dropper (5) is communicated with the medicinal liquid runner (15) of perforator (14), one side of perforator (14) bottom is provided with air inlet (17), air inlet (17) is communicated with gas flow (16), the upper end of perforator (14) is provided with the tapered puncture section (18) of semicircle surrounded by vertical plane (20) and taper seat (19), be provided with the gas outlet (21) that is communicated with gas flow (16) on the taper seat (19) of puncture section (18), the bottom of the vertical plane (20) of puncture section (18) is provided with inclined-plane (22), be provided with the inlet (23) that is communicated with medicinal liquid runner (15) on inclined-plane (22), the bottom of lower dropping funnel (4) is provided with downcomer (6), the bottom of upper dropping funnel (1) inwall is provided with annular groove (7), the bottom of upper dropping funnel (1) outer wall is provided with annular flange flange A(8), lower dropping funnel (4) outer wall is provided with annular flange flange B(9), annular flange flange B(9) distance of distance lower dropping funnel (4) upper surface is less than the groove depth of annular groove (7), pad (2) is arranged in annular groove (7), the top of lower dropping funnel (4) is arranged in the annular groove (7) of pad (2) below, and upper dropping funnel (1) and lower dropping funnel (4) are by being arranged at annular flange flange A(8) and annular flange flange B(9) outside buckle (10) be connected and fixed, pad (2) is pressed in annular groove (7) by the upper surface of lower dropping funnel (4), the centre of pad (2) is provided with through hole (12), medicine is crossed the upper surface that film (3) is arranged at pad (2), medicine is crossed film (3) and is provided with pore, the end that downcomer (6) stretches into lower dropping funnel (4) cavity is provided with steam vent (13).
2. a kind of perforator dropping funnel according to claim 1, is characterized in that: the strip hole that described steam vent (13) extends for the direction along from top to bottom.
3. a kind of perforator dropping funnel according to claim 1 is characterized in that: described downcomer (6) stretches into an end of lower dropping funnel (4) cavity along circumferentially being evenly equipped with two～tetra-steam vents (13).
4. a kind of perforator dropping funnel according to claim 1, it is characterized in that: the diameter of described pore is 2～10 μ m.
5. a kind of perforator dropping funnel according to claim 1, is characterized in that: be provided with air-filtering membrane (24) and inlet valve (25) in described air inlet (17).
6. a kind of perforator dropping funnel according to claim 1, it is characterized in that: the outer cover of described perforator (14) is equipped with protective sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320271569 CN203355048U (en) | 2013-05-19 | 2013-05-19 | Puncture outfit dripping funnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320271569 CN203355048U (en) | 2013-05-19 | 2013-05-19 | Puncture outfit dripping funnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203355048U true CN203355048U (en) | 2013-12-25 |
Family
ID=49802876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320271569 Withdrawn - After Issue CN203355048U (en) | 2013-05-19 | 2013-05-19 | Puncture outfit dripping funnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203355048U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103230637A (en) * | 2013-05-19 | 2013-08-07 | 江西科伦医疗器械制造有限公司 | Puncture outfit dropping bucket |
| WO2019015523A1 (en) * | 2017-07-20 | 2019-01-24 | 江苏金塔药业有限公司 | Filter device and filtering infusion container comprising same |
| EA039802B1 (en) * | 2017-07-20 | 2022-03-15 | Гемтьер Медикал (Цзянсу) Инк. | Filter device and filtering infusion container comprising same |
-
2013
- 2013-05-19 CN CN 201320271569 patent/CN203355048U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103230637A (en) * | 2013-05-19 | 2013-08-07 | 江西科伦医疗器械制造有限公司 | Puncture outfit dropping bucket |
| WO2019015523A1 (en) * | 2017-07-20 | 2019-01-24 | 江苏金塔药业有限公司 | Filter device and filtering infusion container comprising same |
| EA039802B1 (en) * | 2017-07-20 | 2022-03-15 | Гемтьер Медикал (Цзянсу) Инк. | Filter device and filtering infusion container comprising same |
| US11344672B2 (en) | 2017-07-20 | 2022-05-31 | Gemtier Medical (Jiangsu) Inc. | Filter device and filtering infusion container comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131225 Effective date of abandoning: 20150520 |
|
| RGAV | Abandon patent right to avoid regrant |