CN204563125U - Single use safe transfusion system - Google Patents
Single use safe transfusion system Download PDFInfo
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- CN204563125U CN204563125U CN201520109651.4U CN201520109651U CN204563125U CN 204563125 U CN204563125 U CN 204563125U CN 201520109651 U CN201520109651 U CN 201520109651U CN 204563125 U CN204563125 U CN 204563125U
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- float valve
- dropping funnel
- single use
- liquid
- use safe
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Abstract
The utility model discloses single use safe transfusion system, dropping funnel hypomere (4b) is built with float valve (5), the outside of float valve (5) is gear-like sidewall, the top of float valve (5) is the spherical convex surface of buffering, the bottom of float valve (5) is provided with recess, the falope ring cap (6) that one end is provided with diaphragm seal (6a) is embedded in the base recess of float valve (5), recess inwall and falope ring cap joint have air channel (5a), be arranged in dropping funnel hypomere (4b) bottom with the liquid medicine filter (7) of infusion port (7a) integrated injection molding, diaphragm seal (6a) flushes with float valve (5) bottom surface and just to the infusion port (7a) of liquid medicine filter (7).This utility model is automatic plugging infusion unit titrimeter infusion port (7a) when transfusion completes, and makes the medicinal liquid in infusion pipeline (8) stop flowing, prevents air from entering in patient body and the backflow of body inner blood, ensures safe infusion.
Description
Technical field
This utility model relates to the aseptic medical equipment for clinical transfusion purposes, especially relates to a kind of single use safe transfusion system.
Background technology
In clinical transfusion process, usual medical personnel will look after the transfusion of patient in several ward, labor intensity is very large, usually occur that failing to observe in time infusion bottle inner liquid medicine because of medical personnel, patient or family numbers of patients has been totally lost and does not change infusion bottle in time or extract the phenomenon of infusion needle, liquid level declines too low and causes gas to enter human body causing the adverse consequencess such as aeroembolism, bring heavy mental burden to medical personnel, patient or family numbers of patients.
Summary of the invention
The purpose of this utility model is: provide a kind of single use safe transfusion system, and the automatic plugging dropping funnel liquid outlet when transfusion nearly completes, makes infusion pipeline liquid stop flowing, prevents air from entering in patient body and refluxes with body inner blood, ensure safety.
This utility model is achieved through the following technical solutions: this transfusion device comprises protective sleeve, bottle plug puncture unit, air filter, dropping funnel, float valve, falope ring cap, liquid medicine filter, transfusion catheter, flow regulator, liquid injecting piece, two pass joints and entry needle, bottle plug puncture unit is sleeved on dropping funnel epimere, dropping funnel hypomere is built with float valve, the bottom liquid outlet of dropping funnel connects the bottom liquid outlet connection transfusion catheter of transfusion catheter dropping funnel, the other end of transfusion catheter connects the inlet of liquid injecting piece through flow regulator, the liquid outlet of liquid injecting piece connects two pass joints, Rule end of two pass joints connects entry needle, overall formation single use safe transfusion system, it is characterized in that: the outside of float valve is gear-like sidewall, the top of float valve is the spherical convex surface of buffering, the bottom of float valve is provided with recess, the falope ring cap that one end is provided with diaphragm seal is embedded in the base recess of float valve, recess inwall and falope ring cap joint have air channel, be arranged in bottom dropping funnel hypomere with the liquid medicine filter of infusion port integrated injection molding, diaphragm seal flushes with float valve bottom surface and just to the infusion port of liquid medicine filter.
Wherein, liquid medicine filter is set as down infundibulate, is set as infundibulate bottom dropping funnel hypomere, and medical filtration Netcom crosses high frequency heat seal and is fixed in liquid medicine filter.
Wherein, the external diameter of described float valve is more smaller than dropping funnel hypomere internal diameter, and under the gap length guarantee normal infusion state of air channel, liquid cannot enter float valve cavity.
Wherein, described dropping funnel epimere inner joint is provided with at dropping funnel hypomere external tapping end position place and only rises bank, and float valve is active in and only rises between bank and infusion port.
Wherein, integrated injection molding dropping funnel lid and pore on described bottle plug puncture unit, install air filter in pore.
Wherein, dropping funnel epimere and dropping funnel hypomere combination after dropping funnel capacity be respectively: 6cc, 8cc, 10cc, 12cc, 14cc.
When starting to infuse, being diverted to sidewall gear-like hole slot after on the spherical buffering convex surface that liquid is first dropped in float valve flows into bottom dropping funnel, along with the rising of liquid level, float valve rises under the buoyancy of liquid, diaphragm seal departs from infusion port, realize infusion process, when infusing close to when completing, float valve along with liquid level drop to diaphragm seal contact with infusion port time, under atmospheric pressure and float valve gravity pressure, diaphragm seal just tightly blocks infusion port, air is made not enter into transfusion catheter, thus prevent air enter human body and body inner blood backflow realize safe infusion, this for reduce further and avoid malpractice there is very positive meaning.
This utility model structure is simple; safe and reliable; the automatic plugging infusion unit titrimeter liquid outlet when transfusion nearly completes; the medicinal liquid in the infusion pipeline of liquid outlet lower end is made to stop flowing; thus automatically terminate transfusion; reach and prevent air from entering in patient body and the backflow of body inner blood, ensure safe infusion, this for reduce further and avoid malpractice there is very positive meaning.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present utility model.
Fig. 2 is another embodiment overall structure figure of the present utility model.
Fig. 3 is the upward view of float valve.
In figure: 1 protective sleeve, 2 bottle plug puncture units, 3 air filters, 4 dropping funnels, 5 float valves, 6 falope ring caps, 7 liquid medicine filters, 8 transfusion catheters, 9 flow regulators, 10 liquid injecting pieces, 11 2 pass joints (straight mouth), 12 entry needles, 2a dropping funnel lid, 2b pore, 4a dropping funnel epimere, 4b dropping funnel hypomere, 4a1 only rises bank, 5a air channel, 6a diaphragm seal, 7a infusion port, 7a liquid medicine filter net, 2A bottle plug puncture unit (band wing), 9A flow regulator (Cornu Caprae seu Ovis), 11A bis-pass joint (screw socket).
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
As shown in Figure 1, this safety type disposable infusion set comprises protective sleeve 1, bottle plug puncture unit 2, air filter 3, dropping funnel 4, float valve 5, falope ring cap 6, liquid medicine filter 7, transfusion catheter 8, flow regulator 9, liquid injecting piece 10, two pass joints 11 and entry needle 12, bottle plug puncture unit 2 is sleeved on dropping funnel epimere 4a, dropping funnel hypomere 4b is built with float valve 5, the bottom liquid outlet of dropping funnel 4 connects transfusion catheter 8, the other end of transfusion catheter 8 connects the inlet of liquid injecting piece 10 through flow regulator 9, the liquid outlet of liquid injecting piece 10 connects two pass joints 11, Rule end of two pass joints 11 connects entry needle 12, overall formation single use safe transfusion system, it is characterized in that: the outside of described float valve 5 is gear-like sidewall, the top of float valve 5 is the spherical convex surface of buffering, the bottom of float valve 5 is provided with recess, the falope ring cap 6 that one end is provided with diaphragm seal 6a is embedded in the base recess of float valve 5, recess inwall and falope ring cap joint have air channel 5a, be arranged in dropping funnel hypomere 4b bottom surface with the liquid medicine filter 7 of infusion port 7a integrated injection molding, diaphragm seal 6a flushes with float valve 5 bottom surface and just to the infusion port 7a of liquid medicine filter 7.
As shown in Figure 1, liquid medicine filter 7 is set as down infundibulate, is set as infundibulate bottom dropping funnel hypomere 4b, and medical filtration net 7b is fixed in liquid medicine filter 7 by high frequency heat seal.
As shown in Figure 1,3, the external diameter of float valve 5 is more smaller than dropping funnel hypomere 4b internal diameter, and under the gap length guarantee normal infusion state of described air channel 5a, liquid cannot enter float valve 5 cavity.
As shown in Figure 1, dropping funnel epimere 4a inner joint is provided with at dropping funnel hypomere 4b external tapping end position place and only rises bank 4a1, and float valve 5 is active in and only rises between bank 4a1 and infusion port 7a.
As shown in Figure 1, bottle plug puncture unit 2 installs air filter 3 in integrated injection molding dropping funnel lid 2a and pore 2b, pore 2b.
As shown in Figure 2, be the another embodiment of Fig. 1, bottle plug puncture unit 2 bottle plug puncture unit (band wing) 2A replaces, and flow regulator 9 flow regulator (Cornu Caprae seu Ovis) 9A replaces, and two pass joints (straight mouth) 11, two pass joints (screw socket) 11A replaces.
When starting to infuse, be diverted to sidewall gear-like hole slot after on the spherical buffering convex surface that liquid is first dropped in float valve 5 to flow into bottom dropping funnel hypomere 4b, along with the rising of liquid level, float valve 5 rises under the buoyancy of liquid, diaphragm seal 6a departs from infusion port 7a, realizes infusion process; When infusing close to when completing, float valve 5 is along with liquid level decline, when contacting to diaphragm seal 6a with infusion port 7a, under atmospheric pressure and float valve 5 gravity pressure, diaphragm seal 6a just tightly blocks infusion port 7a, make air not enter into transfusion catheter 8, thus prevent air from entering human body and the backflow of body inner blood, realize safe infusion.
Above-mentioned only for the technical solution of the utility model is described, and be not limitation of the utility model, those skilled in the art, when not departing from the spirit and scope of utility model, can also make a variety of changes and modification, all equivalent technical schemes also belong to category of the present utility model.
Claims (6)
1. single use safe transfusion system, it comprises protective sleeve (1), bottle plug puncture unit (2), air filter (3), dropping funnel (4), float valve (5), falope ring cap (6), liquid medicine filter (7), transfusion catheter (8), flow regulator (9), liquid injecting piece (10), two pass joints (11) and entry needle (12), bottle plug puncture unit (2) is sleeved on dropping funnel epimere (4a), dropping funnel hypomere (4b) is built with float valve (5), the bottom liquid outlet of dropping funnel (4) connects transfusion catheter (8), the other end of transfusion catheter (8) connects the inlet of liquid injecting piece (10) through flow regulator (9), the liquid outlet of liquid injecting piece (10) connects connection two pass joint (11), Rule end of two pass joints (11) connects entry needle (12), overall formation single use safe transfusion system, it is characterized in that: the outside of float valve (5) is gear-like sidewall, the top of float valve (5) is the spherical convex surface of buffering, the bottom of float valve (5) is provided with recess, the falope ring cap (6) that one end is provided with diaphragm seal (6a) is embedded in the base recess of float valve (5), recess inwall and falope ring cap joint have air channel (5a), be arranged in dropping funnel hypomere (4b) bottom with the liquid medicine filter (7) of infusion port (7a) integrated injection molding, diaphragm seal (6a) flushes with float valve (5) bottom surface and just to the infusion port (7a) of liquid medicine filter (7).
2. single use safe transfusion system according to claim 1, it is characterized in that: liquid medicine filter (7) is set as down infundibulate, dropping funnel hypomere (4b) bottom is set as infundibulate, and medical filtration net (7b) is fixed in liquid medicine filter (7) by high frequency heat seal.
3. single use safe transfusion system according to claim 1, is characterized in that: the external diameter of float valve (5) is more smaller than dropping funnel hypomere (4b) internal diameter, and under the gap length guarantee transfusion state of air channel (5a), liquid cannot enter float valve (5) cavity.
4. single use safe transfusion system according to claim 1, it is characterized in that: dropping funnel epimere (4a) inner joint is provided with at dropping funnel hypomere (4b) external tapping end position place and only rises bank (4a1), and float valve (5) is active in and only rises between bank (4a1) and infusion port (7a).
5. single use safe transfusion system according to claim 1, is characterized in that: the upper integrated injection molding dropping funnel lid (2a) of bottle plug puncture unit (2) and pore (2b), installs air filter (3) in pore (2b).
6. single use safe transfusion system according to claim 1, is characterized in that: dropping funnel (4) capacity after dropping funnel epimere (4a) and dropping funnel hypomere (4b) combine is respectively: 6cc, 8cc, 10cc, 12cc, 14cc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109651.4U CN204563125U (en) | 2015-02-15 | 2015-02-15 | Single use safe transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109651.4U CN204563125U (en) | 2015-02-15 | 2015-02-15 | Single use safe transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204563125U true CN204563125U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520109651.4U Active CN204563125U (en) | 2015-02-15 | 2015-02-15 | Single use safe transfusion system |
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| Country | Link |
|---|---|
| CN (1) | CN204563125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106860949A (en) * | 2017-02-28 | 2017-06-20 | 朱保群 | Automatic liquid-stopping transfusion apparatus |
-
2015
- 2015-02-15 CN CN201520109651.4U patent/CN204563125U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106860949A (en) * | 2017-02-28 | 2017-06-20 | 朱保群 | Automatic liquid-stopping transfusion apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180627 Address after: 213000 Zhong Jiang Development Zone, Zhenglu Town, Tianning District, Changzhou, Jiangsu Patentee after: Zou Xiaoming Address before: 223400 No. 8 Yan Huang Road, Lianshui new industrial zone, Huaian, Jiangsu Patentee before: The permanent spring medical device company limited in Huai''an |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181016 Address after: 223400 No. 8 Yan Huang Road, Lianshui new industrial zone, Huaian, Jiangsu Patentee after: The permanent spring medical device company limited in Huai''an Address before: 213000 Zhong Jiang Development Zone, Zhenglu Town, Tianning District, Changzhou, Jiangsu Patentee before: Zou Xiaoming |
|
| TR01 | Transfer of patent right |