CN204972490U - Disposable automatic liquid -stopping transfusion system - Google Patents
Disposable automatic liquid -stopping transfusion system Download PDFInfo
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- CN204972490U CN204972490U CN201520591069.6U CN201520591069U CN204972490U CN 204972490 U CN204972490 U CN 204972490U CN 201520591069 U CN201520591069 U CN 201520591069U CN 204972490 U CN204972490 U CN 204972490U
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- liquid
- kettle
- buoyancy aid
- automatic liquid
- silicone gasket
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Abstract
The utility model discloses a disposable automatic liquid -stopping transfusion system, it comprises bottle stopper puncture device, feed liquor pipe, a kettle, drain pipe, flow regulator, liquid medicine filter, connector, venous transfusion needle, this disposable automatic liquid -stopping transfusion system makes it have good sealed effect through imbed a convex silicone gasket bottom the body, and mutually supporting in convex silicone gasket spill hole bottom the body, forms a spill and block up the plane, and the negative pressure of lower part liquid medicine action of gravity production can prevent that the liquid medicine is dirty in the utilization kettle, reaches automatic liquid -stopping's effect, the body is under spacing restriction, and is perpendicular unsteady from top to bottom, prevents the horizontal hunting deviation, both can effectively cushion the vibration in the removal infusion, also avoids the part to collide and wears next kickback with the stirring clear liquor, it is intact when medicine bottle traditional chinese medicine liquid drop, drip liquid medicine liquid level in the kettle when dropping the place face of silicone gasket to, the body can will export the jam, reaches the automatic liquid -stopping purpose.
Description
technical field:
This utility model relates to a kind of disposable medical apparatus, specifically a kind of single use automatic liquid-stopping transfusion apparatus.
background technology:
As everyone knows, China promotes the use of common disposable infusion set from the 1980s, so far the history of existing more than 30 year, to preventing cross infection from serving positive role in clinical transfusion; But common disposable infusion set also exists certain weak point: when transfusion completes or transfusion group replaces, air easily enters in infusion tube, if process not in time, air input human body will have an impact to the healthy of patient; Also increase the weight of the nursery work intensity of medical worker simultaneously, easily cause the lines of strain and fear emotion of patient; Therefore people expect to have a safer more effectively good product, make numerous medical workers and patient relieved, safety; In order to solve above-mentioned technical problem, prior art as propose some technical schemes as:
China Patent No. discloses a kind of single use safe transfusion system for " 2003260844.6 ": this transfusion device is used for the venous transfusion in medicine and hygiene fields; This transfusion device by needle for inserting bottle, flexible pipe, flow regulator, liquid medicine filter, venoclysis needle, dropping funnel and release mechanism composition, wherein release mechanism includes the annular shim be up and down directly arranged in bottom dropping funnel, and is located at the ball float that can seal lower annular shim intermediate throughholes between two pads.
China Patent No. " 200320129365.1 " discloses a kind of single use pressure-keeping infusion device, and this transfusion device is used for the venous transfusion in medicine and hygiene fields; This transfusion device is by needle for inserting bottle, flexible pipe, flow regulator, liquid medicine filter, venoclysis needle, dropping funnel and release mechanism composition, wherein release mechanism includes wine bucket lower curtate a protruding medicinal liquid access road, there is a locating part dropping funnel middle and lower part, has a buoyancy aid therebetween, and buoyancy aid is embedded with the diaphragm that a latex is made with other soft material.
China Patent No. " 200580030194.9 " discloses a kind of disposable safe transfusion system, and this transfusion device comprises the needle for inserting bottle, dropping funnel, flexible pipe, liquid medicine filter and the venoclysis needle that sequentially arrange; Being outside equipped with the flow regulator for controlling flow at flexible pipe, wherein, in described dropping funnel and/or between dropping funnel and flexible pipe, at least arranging a release mechanism, at the end of transfusion nearly, this release mechanism stops air to enter in patient body; Therefore, transfusion device of the present utility model can, by means of the buoyancy aid self-closed infusion pipeline in release mechanism, prevent air bubble from entering patient's vein.
Above-mentioned patent is the following some shortcomings of ubiquity in actual applications: one be buoyancy aid with the sealing between the medicine liquid outlet of the medicine liquid outlet bottom dropping funnel or housing bottom is all rely on seal membrane to carry out contacting sealing in plane, buoyancy aid is in the free action of housing, when sealing, position is uncertain, often rocks because of vibrations and causes sealing reliability not high; Two is that the required precision at medicine liquid outlet fitted seal place bottom buoyancy aid and dropping funnel is high, and existing production technology is difficult to reach hermetic requirement, causes sealing reliability not high, and safety is low; Three is because seal membrane is for realizing effective environmental sealing export department so must design thinner, makes easily to pierce through diaphragm because of the jag of the export department of medicinal liquid in practice, causes sealing.
utility model content:
The purpose of this utility model can not enter human body to control liquid or air when liquid is totally lost in infusion bottle and can prevent blood backflow, realizes the object of safe infusion, provide a kind of single use automatic liquid-stopping transfusion apparatus.
This utility model adopts following technical scheme to realize its utility model object: a kind of single use automatic liquid-stopping transfusion apparatus, it is made up of bottle plug puncture unit 1, feed tube 2, a kettle 3, drain pipe 4, flow regulator 5, liquid medicine filter 6, union joint 7, venoclysis needle 8, wherein drips kettle 3 and is made up of 3-3, buoyancy aid 3-4, position-limited rack 3-5 at the bottom of upper pot lid 3-1, a kettle body 3-2, lower kettle; Bottle plug puncture unit 1 is connected with venoclysis needle 8 by feed tube 2, a kettle 3, drain pipe 4, flow regulator 5, liquid medicine filter, union joint 7; Upper pot lid 3-1 is provided with feed tube 3-1-1, medicine feeding hole 3-1-2,3-3 at the bottom of lower kettle is provided with pipe 3-3-2 in drain pipe 3-3-1, fluid; In the interior space of position-limited rack 3-5 and fluid pipe 3-3-2 top between be provided with buoyancy aid 3-4.
This utility model agrees with the function of installation in order to realize concave hole 3-4-1 and convex silicone gasket 3-4-2, be provided with concave hole bottom surface 3-4-4 and sealing face 3-4-2-3; Concave hole bottom surface 3-4-4 is the bottom faces of buoyancy aid 3-4; Sealing face 3-4-2-3 is the top surface of convex silicone gasket 3-4-2; Described concave hole bottom surface (3-4-4) is installed with sealing close direction, face (3-4-2-3) two faces; Gap is left between installing afterwards in described concave hole bottom surface (3-4-4) and sealing close direction, face (3-4-2-3) two faces.
This utility model, in order to realize the sealing of convex silicone gasket, installation, mounting limit function, is designed to packing ring periphery (3-4-2-1), spacing collar (3-4-2-2), sealing face (3-4-2-3) three parts convex silicone gasket (3-4-2); Described male seal circle is upward to installation.
This utility model is provided with a space in order to realize between buoyancy aid 3-4 and convex silicone gasket 3-4-2, sealing the function that face 3-4-2-3 and concave hole bottom surface 3-4-4 fits completely, being provided with spacing collar 3-4-2-2 when installing for preventing convex silicone gasket 3-4-2; Spacing collar 3-4-2-2 designs in convex silicone gasket 3-4-2 bottom.
This utility model ensures the function of medicinal liquid normal through buoyancy aid 3-4 to realize in infusion process, be provided with liquid bath 3-4-3; Cross liquid bath 3-4-3 and be located at edge, buoyancy aid 3-4 bottom.
This utility model is in order to realize the position limiting buoyancy aid 3-4, and the function of the deviation that prevents from swinging, is provided with position-limited rack 3-5; And spacing hole 3-5-1 is provided with on position-limited rack 3-5; Position-limited rack 3-5 is located at the top of 3-3 at the bottom of lower kettle, is limited the position of buoyancy aid 3-4 by spacing hole 3-5-1.
Owing to have employed above technical scheme, this utility model achieves its utility model object preferably, this single use automatic liquid-stopping transfusion apparatus, take and embed a convex silicone gasket bottom buoyancy aid, the pliability of silicone gasket and adsorptivity make it have excellent sealing function, convex silicone gasket and buoyancy aid Bottom concave hole cooperatively interact, form a spill blocking plane, spill blocking plane matches with tube shape in fluid, utilize the negative pressure of dripping medicinal liquid action of gravity generation in bottom in kettle that medicinal liquid can be prevented dirty, stop entering of air, reach the effect of automatic liquid-stopping, buoyancy aid lower part sidewall devised liquid bath as medicine liquid channel, buoyancy aid is with the lifting of liquid level, and under the restriction of position-limited rack, upper and lower vertical float, prevents the deviation that swings, and both effectively can cushion the vibration in ambulatory infusion, also avoids parts to collide and stir clear liquor wearing the adverse consequences come, when medicine bottle herb liquid drips off, when the medicinal liquid liquid level dripped in kettle is down to the face, place of silicone gasket, buoyancy aid can by outlet obstruction, medicinal liquid is stopped at and drips in below kettle pipe, reach automatic liquid-stopping object, improve the safety coefficient of transfusion, alleviate the nursery work intensity of medical worker, and the lines of strain and fear emotion of patient, realize infusing safely and effectively.
accompanying drawing illustrates:
Accompanying drawing 1 is overall structure schematic diagram of the present utility model.
Accompanying drawing 2 is cross-sectional view of this utility model labelling 3.
Accompanying drawing 3 is cross-sectional view of this utility model labelling 3-1.
Accompanying drawing 4 is mounting structure generalized sections of this utility model labelling 3-1,3-2,3-and 3-5.
Accompanying drawing 5 is structural representations of this utility model labelling 3.
Accompanying drawing 6 is structural representations of this utility model labelling 3-4.
Accompanying drawing 7 is structural representations of this utility model labelling 3-4-2.
Accompanying drawing 8 is mounting structure structure synthesis schematic diagrams of this utility model labelling 3-3 and 3-5.
Accompanying drawing 9 is cross-sectional view of gap between this utility model labelling 3-4-1 and 3-4-2 state in echelon.
Accompanying drawing 10 is cross-sectional view of the gap state in an inverted cone between this utility model labelling 3-4-1 and 3-4-2.
Description of reference numerals is shown in description last page form.
detailed description of the invention:
Below in conjunction with accompanying drawing, utility model content is described further:
embodiment 1:
From utility model content, a kind of single use automatic liquid-stopping transfusion apparatus, it is made up of bottle plug puncture unit 1, feed tube 2, a kettle 3, drain pipe 4, flow regulator 5, liquid medicine filter 6, union joint 7, venoclysis needle 8, wherein drips kettle 3 and is made up of 3-3, buoyancy aid 3-4, position-limited rack 3-5 at the bottom of upper pot lid 3-1, a kettle body 3-2, lower kettle; Bottle plug puncture unit 1 is connected with venoclysis needle 8 by feed tube 2, a kettle 3, drain pipe 4, flow regulator 5, liquid medicine filter, union joint 7; Upper pot lid 3-1 is provided with feed tube 3-1-1, medicine feeding hole 3-1-2,3-3 at the bottom of lower kettle is provided with pipe 3-3-2 in drain pipe 3-3-1, fluid; In the interior space of position-limited rack 3-5 and fluid pipe 3-3-2 top between be provided with buoyancy aid 3-4.
Bottle plug puncture unit 1 described in the utility model, feed tube 2, drip kettle 3, conventional arrangement components that drain pipe 4, flow regulator 5, liquid medicine filter 6, union joint 7, venoclysis needle 8 are transfusion device.
Described in the utility model kettle 3 is security function features of this transfusion device, and described security function feature is that inside is provided with and can controls liquid when liquid is totally lost in infusion bottle or air can not enter human body and can prevent the safe control of blood backflow.
Upper pot lid 3-1 described in the utility model refers to: the pot lid dripping kettle 3; And feed tube 3-1-1, medicine feeding hole 3-1-2 is provided with on upper pot lid 3-1; When its effect is transfusion, liquid enters kettle body and keeps dripping the circulation of kettle inner air and outer air; As shown in Figure 2, its design attitude is as shown in labelling 3-1 in accompanying drawing 2,3,5 for its cross-section structure.
Feed tube 3-1-1 described in the utility model refers to: be located at the feed tube on pot lid 3-1; Its effect is that liquid enters the flexible pipe dripping kettle; Its design attitude is as shown in labelling 3-1-1 in accompanying drawing 3.
Medicine feeding hole 3-1-2 described in the utility model refers to: be located at the air vent on pot lid 3-1; Its effect keeps dripping the circulation of kettle inner air and outer air; Its design attitude is as shown in labelling 3-1-1 in accompanying drawing 3.
Described in the utility model kettle body 3-2 refers to: the kettle body dripping kettle 3; Load bearing fluid when its effect is transfusion; Its design attitude is as shown in labelling 3-2 in accompanying drawing 2,3,5.
At the bottom of lower kettle described in the utility model, 3-3 refers to: drip at the bottom of the kettle of kettle 3; And be provided with pipe 3-3-2 in drain pipe 3-3-1, fluid thereon; Its effect is the position and the medicine liquid outlet that limit buoyancy aid 3-4; As shown in Figure 2, its design attitude is as shown in labelling 3-3 in accompanying drawing 2,3,5 for its cross-section structure.
Buoyancy aid 3-4 described in the utility model refers to: light floating body material is made; And be provided with concave hole 3-4-1, convex silicone gasket 3-4-2, excessively liquid bath 3-4-3, concave hole bottom surface 3-4-4 thereon; Float normal infusion when its effect is transfusion, liquid or air can be controlled when liquid is totally lost and can not enter human body and can blood backflow be prevented; As shown in Figure 6, its cross-section structure is as shown in accompanying drawing 2,4, and its design attitude is as shown in labelling 3-4 in accompanying drawing 2,5 for its structure.
Drain pipe 3-3-1 described in the utility model refers to: be located at the drain pipe bottom 3-3 at the bottom of lower kettle; Its effect is that liquid is from dripping kettle flexible pipe out; Its design attitude is as shown in labelling 3-3-1 in accompanying drawing 2.
In fluid described in the utility model, pipe 3-3-2 refers to: the interior pipe of fluid connecting drain pipe 3-3-1 top; Its effect is when infuse, seals agree with buoyancy aid 3-4, can reach the effect preventing blood backflow while stopping liquid; Its design attitude is as shown in labelling 3-3-2 in accompanying drawing 2.
embodiment 2:
This utility model agrees with the function of installation in order to realize concave hole 3-4-1 and convex silicone gasket 3-4-2, be provided with concave hole bottom surface 3-4-4 and sealing face 3-4-2-3; Concave hole bottom surface 3-4-4 is the bottom faces of buoyancy aid 3-4; Sealing face 3-4-2-3 is the top surface of convex silicone gasket 3-4-2; Described concave hole bottom surface (3-4-4) is installed with sealing close direction, face (3-4-2-3) two faces; Gap is left after installing in described concave hole bottom surface (3-4-4) and sealing close direction, face (3-4-2-3) two faces.
Concave hole bottom surface 3-4-4 described in the utility model refers to: the base plane of buoyancy aid 3-4; Its effect is the sealing function realizing buoyancy aid 3-4; Its design attitude is as shown in labelling 3-4-4 in accompanying drawing 6.
Sealing face 3-4-2-3 described in the utility model refers to: the face at convex silicone gasket 3-4-2 top; Its effect is the sealing function realizing convex silicone gasket 3-4-2; Its design attitude is as shown in labelling 3-4-2-3 in accompanying drawing 7.
embodiment 3:
This utility model, in order to realize the sealing of convex silicone gasket, installation, mounting limit function, is designed to packing ring periphery (3-4-2-1), spacing collar (3-4-2-2), sealing face (3-4-2-3) three parts convex silicone gasket (3-4-2); Described male seal circle is upward to installation.
Convex silicone gasket 3-4-2 described in the utility model refers to: the concave hole bottom buoyancy aid 3-4; Which is provided with packing ring periphery 3-4-2-1, spacing collar 3-4-2-2, sealing face 3-4-2-3; Its effect coordinates concave hole 3-4-1, forms hermetically-sealed construction; As shown in Figure 7, its design attitude is as shown in labelling 3-4-2 in accompanying drawing 2,4 for its structure.
Packing ring periphery 3-4-2-1 described in the utility model refers to: the peripheric surface of convex silicone gasket 3-4-2; Its effect be with buoyancy aid bottom fit tightly; Its design attitude is as shown in labelling 3-4-2-1 in accompanying drawing 7.
embodiment 4:
This utility model is provided with a space in order to realize between buoyancy aid 3-4 and convex silicone gasket 3-4-2, sealing the function that face 3-4-2-3 and concave hole bottom surface 3-4-4 fits completely, being provided with spacing collar 3-4-2-2 when installing for preventing convex silicone gasket 3-4-2; Spacing collar 3-4-2-2 designs in convex silicone gasket 3-4-2 bottom.
Gap between the 3-4 of buoyancy aid described in this utility model with convex silicone gasket 3-4-2 can become two kinds of different shapes, and a kind of is gap state in echelon between concave hole 3-4-1 and convex silicone gasket 3-4-2, as shown in Figure 9; Another kind is that the gap between concave hole 3-4-1 and convex silicone gasket 3-4-2 is in an inverted cone, as shown in Figure 10.
Spacing collar 3-4-2-2 described in the utility model refers to: the spacing collar of convex silicone gasket 3-4-2 bottom; Its effect seals face 3-4-2-3 and concave hole bottom surface 3-4-4 when preventing convex silicone gasket 3-4-2 from installing to fit completely, makes to stay a space between buoyancy aid 3-4 and convex silicone gasket 3-4-2; Its design attitude is as shown in labelling 3-4-2-2 in accompanying drawing 7.
embodiment 5:
This utility model ensures the function of medicinal liquid normal through buoyancy aid 3-4 to realize in infusion process, be provided with liquid bath 3-4-3; Cross liquid bath 3-4-3 and be located at edge, buoyancy aid 3-4 bottom.
The liquid bath 3-4-3 that crosses described in the utility model refers to: be located at edge, buoyancy aid 3-4 bottom; Its effect be ensure in infusion process medicinal liquid normal through; Its design attitude is as shown in labelling 3-4-3 in accompanying drawing 6.
embodiment 6:
This utility model is in order to realize the position limiting buoyancy aid 3-4, and the function of the deviation that prevents from swinging, is provided with position-limited rack 3-5; And spacing hole 3-5-1 is provided with on position-limited rack 3-5; Position-limited rack 3-5 is located at the top of 3-3 at the bottom of lower kettle, is limited the position of buoyancy aid 3-4 by spacing hole 3-5-1.
Position-limited rack 3-5 described in the utility model refers to: the position-limited rack being arranged on 3-3 top at the bottom of lower kettle; Its effect is the position limiting buoyancy aid 3-4, makes it fluctuate; As shown in Figure 8, as shown in Figure 3, its design attitude is as shown in labelling 3-5 in accompanying drawing 2,3,5,8 for its cross-section structure for its structure.
Spacing hole 3-5-1 described in the utility model refers to: the centre bore of position-limited rack 3-5; Buoyancy aid 3-4 is installed in its effect, limits its position, prevents buoyancy aid 3-4 from swinging; Its design attitude is as shown in labelling 3-5-1 in accompanying drawing 8.
Concave hole 3-4-1 described in the utility model refers to: the concave hole bottom buoyancy aid 3-4; Its effect coordinates convex silicone gasket 3-4-2, forms hermetically-sealed construction; Its design attitude is as shown in labelling 3-4-1 in accompanying drawing 2,4,6.
| Reference numerals | Labelling title | Reference numerals | Labelling title |
| 1 | Bottle plug puncture unit 1 | 3-4-2-1 | Packing ring periphery 3-4-2-1 |
| 2 | Feed tube 2 | 3-4-2-2 | Spacing collar 3-4-2-2 |
| 3 | Drip kettle 3 | 3-4-2-3 | Sealing face 3-4-2-3 |
| 3-1 | Upper pot lid 3-1 | 3-4-3 | Cross liquid bath 3-4-3 |
| 3-1-1 | Feed tube 3-1-1 | 3-4-4 | Concave hole bottom surface 3-4-4 |
| 3-1-2 | Medicine feeding hole 3-1-2 | 3-5 | Position-limited rack 3-5 |
| 3-2 | Drip kettle body 3-2 | 3-5-1 | Spacing hole 3-5-1 |
| 3-3 | 3-3 at the bottom of lower kettle | 4 | Drain pipe 4 |
| 3-3-1 | Drain pipe 3-3-1 | 5 | Flow regulator 5 |
| 3-3-2 | Pipe 3-3-2 in fluid | 6 | Liquid medicine filter 6 |
| 3-4 | Buoyancy aid 3-4 | 7 | Union joint 7 |
| 3-4-1 | Concave hole 3-4-1 | 8 | Venoclysis needle 8 |
| 3-4-2 | Convex silicone gasket 3-4-2 |
Claims (6)
1. a single use automatic liquid-stopping transfusion apparatus, comprise bottle plug puncture unit (1), feed tube (2), drip kettle (3), drain pipe (4), flow regulator (5), liquid medicine filter (6), union joint (7), venoclysis needle (8), it is characterized in that dripping kettle (3) is made up of (3-3), buoyancy aid (3-4), position-limited rack (3-5) at the bottom of upper pot lid (3-1), a kettle body (3-2), lower kettle; Described bottle plug puncture unit (1) is connected with venoclysis needle (8) by feed tube (2), a kettle (3), drain pipe (4), flow regulator (5), liquid medicine filter, union joint (7); Described upper pot lid (3-1) is provided with feed tube (3-1-1), medicine feeding hole (3-1-2), at the bottom of lower kettle (3-3) is provided with in drain pipe (3-3-1), fluid and manages (3-3-2); Buoyancy aid (3-4) is provided with between the top of the interior space of described position-limited rack (3-5) and the interior pipe (3-3-2) of fluid; Described buoyancy aid (3-4) is provided with concave hole (3-4-1), convex silicone gasket (3-4-2), crosses liquid bath (3-4-3), concave hole bottom surface (3-4-4).
2. a kind of single use automatic liquid-stopping transfusion apparatus according to claim 1, is characterized by and be provided with concave hole bottom surface (3-4-4) and sealing face (3-4-2-3); Described concave hole bottom surface (3-4-4) is the bottom faces of buoyancy aid (3-4); Described sealing face (3-4-2-3) is the top surface of convex silicone gasket (3-4-2); Described concave hole bottom surface (3-4-4) is installed with sealing close direction, face (3-4-2-3) two faces.
3. a kind of single use automatic liquid-stopping transfusion apparatus according to claim 2, is characterized by convex silicone gasket (3-4-2) and is made up of packing ring periphery (3-4-2-1), spacing collar (3-4-2-2), sealing face (3-4-2-3) three part; Described male seal circle is upward to installation.
4. a kind of single use automatic liquid-stopping transfusion apparatus according to claim 1, is characterized by the liquid bath (3-4-3) excessively on buoyancy aid; Cross liquid bath (3-4-3) and be located at buoyancy aid (3-4) edge, bottom.
5. a kind of single use automatic liquid-stopping transfusion apparatus according to claim 1, is characterized by the position-limited rack (3-5) at (3-3) top at the bottom of lower kettle; And spacing hole (3-5-1) is provided with on position-limited rack (3-5); Described position-limited rack (3-5) is located at the top of (3-3) at the bottom of lower kettle, is limited the position of buoyancy aid (3-4) by spacing hole (3-5-1).
6. a kind of single use automatic liquid-stopping transfusion apparatus according to claim 2, it is characterized by described concave hole bottom surface (3-4-4) with sealing close direction, face (3-4-2-3) two faces installs after centre leave gap; Described gap can in echelon or inverted cone two kinds of forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520591069.6U CN204972490U (en) | 2015-08-08 | 2015-08-08 | Disposable automatic liquid -stopping transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520591069.6U CN204972490U (en) | 2015-08-08 | 2015-08-08 | Disposable automatic liquid -stopping transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204972490U true CN204972490U (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520591069.6U Active CN204972490U (en) | 2015-08-08 | 2015-08-08 | Disposable automatic liquid -stopping transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204972490U (en) |
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- 2015-08-08 CN CN201520591069.6U patent/CN204972490U/en active Active
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| GR01 | Patent grant |