CN103316396B - Infusion reminder of infusion bottle - Google Patents
Infusion reminder of infusion bottle Download PDFInfo
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- CN103316396B CN103316396B CN201310276701.3A CN201310276701A CN103316396B CN 103316396 B CN103316396 B CN 103316396B CN 201310276701 A CN201310276701 A CN 201310276701A CN 103316396 B CN103316396 B CN 103316396B
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- pressure
- infusion
- air inlet
- infusion bottle
- bottle
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- 238000001802 infusion Methods 0.000 title claims abstract description 78
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 210000003141 lower extremity Anatomy 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 2
- 239000003814 drug Substances 0.000 abstract description 5
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 206010001526 Air embolism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an infusion reminder of an infusion bottle. The infusion reminder is hung on the infusion bottle during usage and mainly comprises a clamp ring and a body. An air inlet hole is formed in the body, and a connecting nozzle is arranged on the body. The infusion reminder of the infusion bottle has the advantages that the infusion reminder is connected with the infusion bottle by an air return pipe, and a control device analyzes and judges pressure signals transmitted from a pressure sensor and determines whether an alarm device needs to be started to give an alarm or not; the control device can start the alarm device to give the alarm when all medicine liquid flows out of the infusion bottle or the infusion speed is decreased due to blockage.
Description
Technical field
The present invention relates to a kind of alarm for infusion that automatically can send prompting after the medicinal liquid stream in infusion bottle is complete, belong to the optimisation technique of transfusion.
Background technology
Existing infusion bottle, in infusion process, needs to plug air inlet pipe on infusion bottle, when the medicinal liquid in bottle reduces formation negative pressure, suck extraneous air by air inlet pipe and carry out QI invigorating, make the air pressure inside and outside bottle keep balance, medicinal liquid could enter a kettle by drawing liquid pin smoothly.One end of air inlet pipe is unsettled exposed outside bottle, and the other end is provided with air inlet needle, in air inlet pinprick bottle inlet mouth.In infusion process, with the decline of bottle inner liquid medicine height, when in the pressure that medicinal liquid produces and bottle, the pressure sum that produces of gas is less than ambient atmosphere pressure, ambient atmos will enter in bottle by air inlet pipe under atmospheric pressure effect, the pressure sum that the pressure that medicinal liquid is produced and gas in bottle produce always keeps basic equal with atmospheric pressure, such medicinal liquid just can at the uniform velocity lower input in body.
In infusion process, patient or its family members, must be kept one's eyes open the progress of infusing, when infusion bottle Chinese medicine liquid stream is complete, the medicinal liquid dripped in kettle has also flowed, and liquid level drops to a below kettle, just likely there is blood back phenomenon, namely blood enters lower dropper, or air enters blood and causes air embolism, makes patient even bring danger in alarm.
Because transfusion time is longer, generally exceed half an hour, patient or family members to notice transfusion progress at any time, make patient can not feel at ease to have a rest, make that family members are busy also can't get away.Particularly concerning the patient wanting defeated many bottle liquid medicines, every day those every days and all will infuse and family members thereof, the transfusion progress that keeps one's eyes open is the thing that part is laboured and toil with mind and body.Allow nurse or nurse notice transfusion progress also unrealistic, a usual nurse or nurse, will nurse multiple sufferers in multiple ward simultaneously.
In addition, in infusion process, sometimes also there will be patient and push down lower dropper because of carelessness, make medicinal liquid can not enter human body smoothly, or blood vessel blockage, cause the abnormal conditions such as medicinal liquid can not input smoothly, if find not in time, also to bring harmful effect to sufferer.
Therefore, needing to find one does not need special messenger to look after, can infuse soon complete time or transfusion there are abnormal conditions time automatically send the infusion set of warning.
Summary of the invention
The object of this invention is to provide one not need to give special heed to, automatically can send the infusion set of warning when infusing and soon completing.
Technical scheme of the present invention is: infusion bottle infusion reminder 1, hangs on infusion bottle 2 and uses, mainly comprise snap ring 11, fuselage 12; Fuselage 12 is provided with air inlet and spigot joint 13, is provided with air flue in fuselage, and one end of air flue communicates with spigot joint 13, and the other end communicates with air inlet; In air flue, be provided with pressure check valve, pressure check valve and spigot joint between air flue on be provided with perforate, perforate is provided with pressure transducer; Alarm device and control device is also provided with in fuselage; Air inlet pipe 3 one end is socketed on spigot joint 13, and the other end is provided with air inlet needle, in air inlet pinprick bottle inlet mouth; The signal of pressure transducer passes to control device by holding wire, and control device carries out analysis to the pressure signal that pressure transducer transmits and judges, determines that whether opening alarm device reports to the police; When the pressure of negative pressure is less than the setting value of pressure check valve, pressure check valve is in closed condition, and when the pressure of negative pressure is greater than the setting value of pressure check valve, pressure check valve just can open air inlet; When medicinal liquid flow away the negative pressure that causes producing in infusion bottle enough large time, the air inhaled in dynamic air inlet pipe enters supplementary, thus make also to produce negative pressure in air inlet pipe and air flue, this negative pressure is greater than the setting value of pressure check valve, and pressure check valve is opened, extraneous air flows into air flue and air inlet pipe, add in infusion bottle, make the pressure attains equilibrium inside and outside infusion bottle, air stops entering infusion bottle, negative pressure in air inlet pipe and air flue reduces, and pressure check valve is closed; After starting normal infusion, open the switch be located on fuselage, pressure transducer by signal transmission to control system, the information such as signal intensity when air inlet frequency when control system records normal infusion and air inlet, and by these information as reference value, then, the pressure signal that pressure transducer is constantly sent by control system compares with the reference value recorded, and determines that whether opening alarm device reports to the police; When liquid level is lower than air inlet syringe needle, due to the separation without liquid, therefore, continuous print negative pressure will be produced in air flue, the signal that pressure transducer returns to control system is exactly continuous print negative pressure signal, and signal frequency also can change, when control system continuous negative pressure signal detected and frequency higher than reference value time, control system is opened alarm device and is reported to the police, and reminds sufferer and nurse's transfusion to be near completion; When control system, to monitor the signal intensity that pressure transducer returns consistent with reference value, but air inlet frequency is lower than the half of reference value, opens alarm device and reports to the police, remind sufferer and nurse, and liquid-transport pipe-line is because blocking causes transfusion speed to slow down
Infusion bottle infusion reminder 1 hangs over below infusion bottle 2 by snap ring 11, and snap ring 11 is the annular of a side opening, and snap ring is stuck on the bottleneck of infusion bottle; Be provided with the contiguous block 14 to downward-extension at the lower limb of snap ring, the lower limb of contiguous block is connected with the roof of fuselage 12, and fuselage is hung over below snap ring.
When snap ring is stuck on bottleneck, fuselage is positioned at below bottle neck.
The end face of fuselage towards upper tubing 5 is provided with top-down groove 15, and groove is semicircle, and its diameter is greater than the diameter of upper tubing; During use, upper tubing is positioned at transfusion tube seat.
Beneficial effect
1, infusion bottle infusion reminder is connected with infusion bottle by muffler, and control device carries out analysis to the pressure signal that pressure transducer transmits and judges, determines that whether opening alarm device reports to the police; When the medicinal liquid in infusion bottle has flowed, or because blocking causes transfusion speed to slow down, control device all can be opened alarm device and report to the police;
2, adopt infusion bottle infusion reminder, special messenger need not be arranged to check transfusion progress, alleviate the pressure of sufferer and family members, the work making nurse also more effective percentage.
Accompanying drawing explanation
Fig. 1 is main TV structure sectional view of the present invention;
Fig. 2 is the explosive view of Fig. 1;
Fig. 3 is the main TV structure schematic diagram of reminiscences of the present invention.
Detailed description of the invention
As shown in Figure 1, Figure 2 and Figure 3, infusion bottle infusion reminder 1, hangs on infusion bottle 2 and uses, mainly comprise snap ring 11, fuselage 12; Fuselage 12 is provided with air inlet and spigot joint 13.
Be provided with air flue in fuselage, one end of air flue communicates with spigot joint 13, and the other end communicates with air inlet.In air flue, be provided with pressure check valve, pressure check valve and spigot joint between air flue on be provided with perforate, perforate is provided with pressure transducer.Alarm device and control device is also provided with in fuselage.The signal of pressure transducer passes to control device by holding wire, and control device carries out analysis to the pressure signal that pressure transducer transmits and judges, determines that whether opening alarm device reports to the police.
Air inlet pipe 3 one end is socketed on spigot joint 13, and the other end is provided with air inlet needle, in air inlet pinprick bottle inlet mouth.Perforate seals by pressure transducer, when forming negative pressure in air flue, pressure transducer just can detect identical negative pressure signal, then the negative pressure signal detected is passed to control device, control device carries out analysis to the pressure signal that pressure transducer transmits and judges, determines that whether opening alarm device reports to the police.
When the pressure of negative pressure is less than the setting value of pressure check valve, pressure check valve is in closed condition, and when the pressure of negative pressure is greater than the setting value of pressure check valve, pressure check valve just can open air inlet, and extraneous air could flow into.
When medicinal liquid flow away the negative pressure that causes producing in infusion bottle enough large time, the air inhaled in dynamic air inlet pipe enters supplementary, thus make also to produce negative pressure in air inlet pipe and air flue, this negative pressure is greater than the setting value of pressure check valve, and pressure check valve is opened, extraneous air flows into air flue and air inlet pipe, add in infusion bottle, make the pressure attains equilibrium inside and outside infusion bottle, air stops entering infusion bottle, negative pressure in air inlet pipe and air flue reduces, and pressure check valve is closed.
Before using, the liquid pinprick that draws being located at upper dropper end is entered bottle cap, open by-pass cock, medicinal liquid is affected by gravity and enters upper dropper by drawing liquid pin, then enter and drip capsule, and then flow into lower dropper, under the promotion of medicinal liquid, the air in pipe is discharged, after medicinal liquid oozes two or three from the transfusion needle being positioned at lower dropper end, then transfusion needle is inserted on the remaining needle of patient, set up the path of transfusion, then regulate the speed of transfusion by by-pass cock.
During normal infusion, because bottle inner liquid medicine amount is sufficient, liquid level is not less than and draws liquid pin, and return-air is intermittent.Only have when liquid level drops to a certain degree, the negative pressure enough sucking air just can be produced in bottle, negative pressure is only had to acquire a certain degree, just meeting air-breathing, when air enters infusion bottle, the pressure sum that the pressure that medicinal liquid is produced and gas in bottle produce is basic equal with atmospheric pressure, stops suction, at the uniform velocity lower of medicinal liquid input human body, until the degree that the negative pressure produced in bottle reaches air-breathing again just can air-breathing again.
Owing to being regulated the speed of transfusion by by-pass cock, medicinal liquid in infusion bottle is at the uniform velocity dirty, therefore, producing enough negative pressure in bottle is also stable by defeated for the air intake in external world frequency of crossing in bottle, at this moment, open the switch activated control system work be located on fuselage, the pressure signal that first control system recorded pressure transducer transmit with 1-2 minute, the information such as signal intensity when air inlet frequency when control system records normal infusion and air inlet, and by these information as reference value, then, the pressure signal that pressure transducer is constantly sent by control system compares with the reference value recorded, determine that whether opening alarm device reports to the police.
When liquid level is lower than air inlet syringe needle, due to the separation without liquid, therefore, continuous print negative pressure will be produced in air flue, the signal that pressure transducer returns to control system is exactly continuous print negative pressure signal, and signal frequency also can change, when control system continuous negative pressure signal detected and frequency higher than reference value time, control system is opened alarm device and is reported to the police, and reminds sufferer and nurse's transfusion to be near completion.
When control system monitor force sensor returns to the signal intensity of control system and reference value is consistent, but air inlet frequency is lower than the half of reference value, opens alarm device and reports to the police, remind sufferer and nurse, and liquid-transport pipe-line is because blocking causes transfusion speed to slow down.
As shown in Figure 3, infusion bottle infusion reminder 1 hangs over below infusion bottle 2 by snap ring 11, and snap ring 11 is the annular of a side opening, and snap ring is stuck on the bottleneck of infusion bottle; Be provided with the contiguous block 14 to downward-extension at the lower limb of snap ring, the lower limb of contiguous block is connected with the roof of fuselage 12, and fuselage is hung over below snap ring.
When snap ring is stuck on bottleneck, fuselage is positioned at below bottle neck.
The end face of fuselage towards upper tubing 5 is provided with top-down groove 15, and groove is semicircle, and its diameter is greater than the diameter of upper tubing; During use, upper tubing is positioned at transfusion tube seat.
Above-described embodiment is only used to interpretation purposes of the present invention, and is not limitation of the present invention, those skilled in the art, in essential scope of the present invention, makes a variety of changes or substitutes, also should belong to protection category of the present invention.
Claims (4)
1. infusion bottle infusion reminder (1), hangs over the upper use of infusion bottle (2), it is characterized in that: mainly comprise snap ring (11), fuselage (12); Fuselage (12) is provided with air inlet and spigot joint (13), is provided with air flue in fuselage, and one end of air flue communicates with spigot joint (13), and the other end communicates with air inlet; In air flue, be provided with pressure check valve, pressure check valve and spigot joint between air flue on be provided with perforate, perforate is provided with pressure transducer; Alarm device and control device is also provided with in fuselage; Air inlet pipe (3) one end is socketed on spigot joint (13), and the other end is provided with air inlet needle, in air inlet pinprick bottle inlet mouth; The signal of pressure transducer passes to control device by holding wire, and control device carries out analysis to the pressure signal that pressure transducer transmits and judges, determines that whether opening alarm device reports to the police; When the pressure of negative pressure is less than the setting value of pressure check valve, pressure check valve is in closed condition, and when the pressure of negative pressure is greater than the setting value of pressure check valve, pressure check valve just can open air inlet; When medicinal liquid flow away the negative pressure that causes producing in infusion bottle enough large time, the air inhaled in dynamic air inlet pipe enters supplementary, thus make also to produce negative pressure in air inlet pipe and air flue, this negative pressure is greater than the setting value of pressure check valve, and pressure check valve is opened, extraneous air flows into air flue and air inlet pipe, add in infusion bottle, make the pressure attains equilibrium inside and outside infusion bottle, air stops entering infusion bottle, negative pressure in air inlet pipe and air flue reduces, and pressure check valve is closed; After starting normal infusion, open the switch be located on fuselage, pressure transducer by signal transmission to control system, the information such as signal intensity when air inlet frequency when control system records normal infusion and air inlet, and by these information as reference value, then, the pressure signal that pressure transducer is constantly sent by control system compares with the reference value recorded, and determines that whether opening alarm device reports to the police; When liquid level is lower than air inlet syringe needle, due to the separation without liquid, therefore, continuous print negative pressure will be produced in air flue, the signal that pressure transducer returns to control system is exactly continuous print negative pressure signal, and signal frequency also can change, when control system continuous negative pressure signal detected and frequency higher than reference value time, control system is opened alarm device and is reported to the police, and reminds sufferer and nurse's transfusion to be near completion; When control system, to monitor the signal intensity that pressure transducer returns consistent with reference value, but air inlet frequency is lower than the half of reference value, opens alarm device and reports to the police, remind sufferer and nurse, and liquid-transport pipe-line is because blocking causes transfusion speed to slow down.
2. infusion bottle infusion reminder according to claim 1, it is characterized in that: infusion bottle infusion reminder (1) hangs over infusion bottle (2) below by snap ring (11), snap ring (11) is the annular of a side opening, and snap ring is stuck on the bottleneck of infusion bottle; Be provided with the contiguous block (14) to downward-extension at the lower limb of snap ring, the lower limb of contiguous block is connected with the roof of fuselage (12), and fuselage is hung over below snap ring.
3. infusion bottle infusion reminder according to claim 2, is characterized in that: when snap ring is stuck on bottleneck, fuselage is positioned at below bottle neck.
4. infusion bottle infusion reminder according to claim 1, is characterized in that: on the end face of fuselage towards upper tubing (5), be provided with top-down groove (15), and groove is semicircle, and its diameter is greater than the diameter of upper tubing; During use, upper tubing is positioned at transfusion tube seat.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510021972.3A CN104474608B (en) | 2013-07-03 | 2013-07-03 | It is a kind of to hang over the reminiscences used on infusion bottle |
| CN201310276701.3A CN103316396B (en) | 2013-07-03 | 2013-07-03 | Infusion reminder of infusion bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310276701.3A CN103316396B (en) | 2013-07-03 | 2013-07-03 | Infusion reminder of infusion bottle |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510021972.3A Division CN104474608B (en) | 2013-07-03 | 2013-07-03 | It is a kind of to hang over the reminiscences used on infusion bottle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103316396A CN103316396A (en) | 2013-09-25 |
| CN103316396B true CN103316396B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310276701.3A Expired - Fee Related CN103316396B (en) | 2013-07-03 | 2013-07-03 | Infusion reminder of infusion bottle |
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| CN (1) | CN103316396B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103463698B (en) * | 2013-09-30 | 2015-09-02 | 武汉大学 | A kind of pressure inductive sensor transfusion alarm system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1308387A (en) * | 1970-07-31 | 1973-02-21 | Cobb Slater Instr Co L | Flow measurement |
| CN86208755U (en) * | 1986-11-03 | 1987-10-31 | 陈顺志 | Negative pressure alarm for intravenous infusion |
| CN100450559C (en) * | 2005-01-14 | 2009-01-14 | 杨章民 | Transfusion injection device |
| US7880624B2 (en) * | 2008-01-08 | 2011-02-01 | Baxter International Inc. | System and method for detecting occlusion using flow sensor output |
| CN201949441U (en) * | 2010-11-10 | 2011-08-31 | 王宏圣 | Alarm device for intravenous injection |
| CN102735392B (en) * | 2012-06-28 | 2014-12-24 | 费森尤斯卡比健源（长沙）医疗科技有限公司 | Method for detecting obstruction pressure of infusion pump |
| CN102886087A (en) * | 2012-10-15 | 2013-01-23 | 赵星玥 | Fluid infusion alarm |
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| CN103316396A (en) | 2013-09-25 |
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Free format text: FORMER OWNER: XIAO SHENG Effective date: 20150216 Owner name: HUNAN UNIVERSITY OF TECHNOLOGY Free format text: FORMER OWNER: LI YAOQIANG Effective date: 20150216 |
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Effective date of registration: 20150216 Address after: 412007 School of mechanical engineering, Taishan Road, Tianyuan District, Zhuzhou, Hunan Applicant after: Hunan University of Technology Address before: P.O. Box No. 35 A007 District Fuhua road 528400 Guangdong city of Zhongshan Province Applicant before: Li Yaoqiang Applicant before: Xiao Cheng |
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Inventor after: Xiao Cheng Inventor after: Li Yaoqiang Inventor before: Li Yaoqiang Inventor before: Xiao Cheng |
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Free format text: CORRECT: INVENTOR; FROM: LI YAOQIANG XIAO SHENG TO: XIAO SHENG LI YAOQIANG |
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Granted publication date: 20150506 Termination date: 20160703 |
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| CF01 | Termination of patent right due to non-payment of annual fee |