CN101612425B - Disposable automatic heating and pressurizing transfusion device - Google Patents
Disposable automatic heating and pressurizing transfusion device Download PDFInfo
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- CN101612425B CN101612425B CN2009100233903A CN200910023390A CN101612425B CN 101612425 B CN101612425 B CN 101612425B CN 2009100233903 A CN2009100233903 A CN 2009100233903A CN 200910023390 A CN200910023390 A CN 200910023390A CN 101612425 B CN101612425 B CN 101612425B
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Abstract
The invention discloses a disposable automatic heating and pressurizing transfusion device comprising a closed vessel containing sterile liquid. The disposable automatic heating and pressurizing transfusion device is characterized in that the closed vessel is internally provided with a piston which divides the closed vessel into an upper part and a lower part, wherein the capacity of the upper part is larger than that of the lower part, the upper part is a liquid bin in which the sterile liquid is closed in advance, and a vacuum chamber at the lower part is internally provided with a pressurizing device which is connected with the center of the bottom surface of the piston; a medicine adding device is arranged at one side of the top of the liquid bin, and a transfusion rubber tube is led out from the other side of the top of the liquid bin and is connected with a venipuncture needle head; and a heating device is arranged at the periphery of the radial bin wall of the liquid bin. The invention can control the transfusion quantities and the transfusion speed and automatically heat under the cold condition, has simple and convenient administration operation, flexible administration, no secondary pollution, small volume, light weight, convenient carrying, and is particularly suitable for relieving a sick or injured person in field operation and doing rescue and relief work in the field under the cold condition, thereby realizing transfusion in a narrow space.
Description
Technical field
The present invention relates to a kind of integrated, disposable automatic heating and pressurizing transfusion device.Under the field operations cold conditions, can heat automatically, pressure transfusion, send after being beneficial to the treatment of the wounded under the field environment, improve the treatment rate.
Background technology
Transfusion is called intravenous drip or is venous transfusion in medical terminology, be a kind of widely used treatment means.Venous transfusion is a kind of Therapeutic Method of importing a large amount of sterile solutions or medicine through vein.Infusion bottle is that an inlet and atmosphere communicate, and connects the vial of rubber tube down.Liquid is subjected to the effect of atmospheric pressure in the bottle, makes liquid flow into rubber tube and forms water column, and when water column pressure during greater than venous pressure, the liquid in the bottle promptly flows into vein swimmingly.General infusion set is mainly formed by being communicated with Mo Feishi pipe, speed regulator, the syringe needle that tube for transfusion, air inlet pipe dispose to the puncture needle of infusion vessel and the tube for transfusion, is that the dependence pressure that liquid level difference provided is imported liquid to receptor.When infusing with general infusion set, need the suspention infusion vessel, forming liquid level difference with receptor infuses, manipulate extremely inconvenient, when the patient needs to walk about in infusion process, then need someone accompany and hold high infusion vessel, particularly treatment in the open air, the battlefield, rescue and relief work is transported under a large amount of sick and wounded's the situation, drip stand lazy weight or when at all just not having drip stand, transfusion just must have other people to assist, both inconvenient, wasted valuable human resources again, so general infusion set is unsuitable for family, open-air, use when battlefield and emergency aid and treatment.
At present, although many improved intravenous transfusion devices are arranged, their operation principle is basic identical, all adopts high-order hang promptly to rely on gravity principle to infuse, and total shortcoming is:
(1) transfusion speed has certain restriction, when losing blood seriously, dewatering the high risk patient in rescue, can't infuse fast, and can not accurately control the speed of transfusion speed, just can't implement as need import how many medicinal liquids exactly in official hour.
(2) as the unmanned guard of patient infusion and medicinal liquid is defeated to the greatest extent the time, can cause the blood back phenomenon, the time will be filled in syringe needle slightly for a long time with fixed attention, and continuing transfusion as need will make troubles.
(3) infusion only is applicable to heavy dose of transfusion, though heavy dose of transfusion is to replenish body fluid, the equilibrated important means of adjusting body fluid, but as class of medications, heavy dose of transfusion is limit owing to technology, be that injection was intravital after drug dilution was become some thousandths of or a few percent, a large amount of unnecessary moisture are injected in the body, and some patient (as edema patient, nephrotic) is undoubtedly very big burden.
In addition, under the low temperature field environment, liquid injects not only can stimulate vasospasm to shrink, cause patient's pain discomfort in the body, bring out infusion reaction, peripheral vascular resistance is strengthened, cardiac output reduces, and coronary flow reduces, and causes heart failure, bring out ventricular fibrillation, even asystole, the rescue of shock and Cavity in Critical Patients is disturbed in these harmful effect meetings, even impels that sb.'s illness took a turn for the worse.
Tech war shows great depth, comprehensive, paroxysmal characteristics, and the wounded distribute and are uncertain.Venous transfusion is an extremely important live wire rescue measure in the battlefield is rescued, and setting up infusion channel in war wound rescue fast is the key of saving the shock wounded.Send in the process behind the sick and wounded in front, short means of transport makes conventional liquid level difference infusion set be difficult to finish smoothly the treatment task.Because in the current clinical transfusion operation rules, than more complicated, and article disperse, and only prepare just there are 15 with thing as the PeV transfusion with the readiness program of thing in transfusion, and sundries inconvenience is carried, and also can't adapt to the battlefield transfusion of advancing fast.As seen, the routine clinical transfusion is difficult to satisfy the needs of quick dilatation fluid infusion under the emergency in war with thing readiness program and conventional manual inflation pressure transfusion method.
Summary of the invention
The present invention requires to set out from actual combat, in line with " operation rapidly, the exhibition debit just, complete, time saving and energy saving with thing " principle, improvement traditional infusion technology, research design a kind of new infusion set, to replace the infusion model of traditional potential difference principle.Make transfusion device have volume little, in light weight, be convenient to carry, under the field operations cold conditions, can heat automatically, can control amount of infusion and transfusion speed, guarantee the safety and the reliability of infusion process, send after being beneficial to the field operations one line wounded's treatment, improve the treatment rate.
For reaching above purpose, the present invention takes following technical scheme to be achieved:
Disposable automatic heating and pressurizing transfusion device, comprise a hermetic container that contains sterile liquid, it is characterized in that, be provided with a piston in this hermetic container hermetic container is divided into two parts up and down, upper volume is greater than lower volume, top is the liquid storehouse, and envelope has sterile liquid in advance, is provided with pressue device in the vacuum chamber of bottom and is connected with piston bottom center; Top, liquid storehouse one side is provided with chemicals dosing plant, and top, liquid storehouse opposite side is drawn the transfusion sebific duct and connected the venipuncture syringe needle; Axial bulkhead periphery, described liquid storehouse is provided with heating apparatus.This heating apparatus comprises and is arranged on the radially hollow interlayer between bulkhead and the axial shell of hermetic container of liquid storehouse, the axial shell of hermetic container is provided with a passage UNICOM interlayer, be filled with chemical heat production agent in the interlayer, passage seals at ordinary times, time spent opens, make air (oxygen) and chemical heat production agent effect heat production, realize automatic passive the heating of solution in the liquid storehouse.
In the such scheme, described pressue device comprises a valve that is provided with gas control speed governing knob, a spring and an elastic force release-push that is connected with this spring, described spring is connected with piston bottom center, described elastic force release-push, valve stretches out outside the hermetic container bottom surface, spring is in compressive state at ordinary times, open the elastic force release-push during use, spring-relaxation pressurizes to the liquid in the liquid storehouse by piston, make liquid enter blood circulation to produce enough pressure, control by the gas control speed governing knob on the valve simultaneously and enter vacuum chamber gas, control amount of infusion and flow velocity indirectly.
Described chemicals dosing plant comprises the medicine chamber that is arranged on top, liquid storehouse one side, top, medicine chamber is provided with the filling turncap, below, medicine chamber is provided with the hollow administration acupuncture of a point upward, this administration acupuncture UNICOM liquid storehouse, and be fixed in acupuncture beyond the Great Wall, and during use the standard vial bottleneck of unified specification is put into the medicine chamber down, screw the filling turncap, make needle-penetration transdermal bottle closure, the medicine in the medicine bottle can be mixed into intravenous administration by the sterile solution in hollow acupuncture and the liquid storehouse.
The described transfusion sebific duct of drawing is provided with observation window, can conveniently observe the unobstructed degree of liquid.
The present invention compared with prior art, its advantage is: volume is little, in light weight, be convenient to carry; Difference according to field operations working environment and wounded's traumatic condition can design various special-purpose medicaments in the drug vial, can accurately control amount of infusion and transfusion speed, guarantees the safety and the reliability of infusion process, send after being beneficial to the field operations one line wounded's treatment, improves the treatment rate; Administering mode is easy and simple to handle, dosing is flexible, does not have secondary pollution.Confirm by clinical practice: this apparatus integration, disposable design, complete with thing, pressurized operation is simple and efficient, a nurse only people just can operate, simplify operation and prepared formality, especially in the military first aid of anxiety, be unlikely to cause work to act hurriedly in a messy situation, improved the quick-reaction capability of military first aid because of forgeing with thing.This device can a high position be hung during use, can be implemented in transfusion in the small space, has improved the mobility and stability of transfusion first aid.Particularly suitable when this device is carried out field operations wounded rescue, open-air rescue and relief work operation under cold environment.
Description of drawings
Fig. 1 is the structural representation of apparatus of the present invention.
Among Fig. 1: 1. the turncap of annotating; 2. standard vial; 3. administration pricker; 4. liquid storehouse; 5. piston; 6. spring; 7. elastic force release-push; 8. gas control speed governing knob; 9. observation window; 10. chemical heat production agent; 11. passage (switch of heating); 12. transfusion sebific duct; 13. medicine chamber; 14. acupuncture plug.
The specific embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1: disposable automatic heating and pressurizing transfusion device, comprise a hermetic container that contains sterile liquid, be provided with a piston 5 in this hermetic container hermetic container is divided into two parts up and down, upper volume is greater than lower volume, top is liquid storehouse 4, envelope has sterile liquid in advance, is provided with pressue device in the vacuum chamber of bottom and is connected with piston bottom center; Top, liquid storehouse one side is provided with chemicals dosing plant, and top, liquid storehouse opposite side is drawn transfusion sebific duct 12 and connected the venipuncture syringe needle; The liquid storehouse radially is provided with heating apparatus in the bulkhead periphery.
Pressue device comprises a valve that is provided with gas control speed governing knob 8, a spring 6 and an elastic force release-push 7 that is connected with this spring, spring is connected with piston bottom center, elastic force release-push 7 and valve stretch out outside the hermetic container bottom surface, when storage and transportation, spring 6 is in compressive state when flat, open elastic force release-push 7 during use, spring 6 diastoles are by the pressurization of the liquid in 5 pairs of liquid storehouses of piston 4, make liquid enter blood circulation to produce enough pressure, control the gas that enters vacuum chamber by the gas control speed governing knob 8 on the valve simultaneously, control amount of infusion and flow velocity indirectly.
Chemicals dosing plant comprises the medicine chamber 13 that is arranged on 4 tops, liquid storehouse, one side, top, medicine chamber is provided with filling turncap 1, below, medicine chamber is provided with the hollow administration acupuncture 3 of a point upward, this administration acupuncture UNICOM liquid storehouse 4, and be fixed on the acupuncture plug 14 of a plug in medicine chamber and liquid storehouse communication passage, acupuncture plug 14 separates medicine chamber 13 and liquid storehouse 4.During use standard vial 2 bottlenecks of unified specification are put into medicine chamber 13 down, screw filling turncap 1, make hollow three edged needle administration acupuncture 3 penetrate medicine bottle and seal, the medicine in the medicine bottle can be mixed into intravenous administration by the sterile solution in hollow acupuncture and the liquid storehouse.
Heating apparatus comprises and is arranged on radially bulkhead and the hermetic container hollow interlayer between the shell radially of liquid storehouse 4, hermetic container radially shell is provided with a passage 11 UNICOM's interlayers, be filled with chemical heat production agent 10 in the interlayer, passage seals at ordinary times, time spent opens, make air (oxygen) and chemical heat production agent 10 effect heat production, realize automatic passive the heating of solution in the liquid storehouse.Selective oxidation exothermic mixture 80 gram under subzero 20 degrees centigrade of environment, can make in 500 milliliters of liquid 20 minutes temperature rise to 21 degree centigrade in the open air, satisfies the infusion requirement fully.
Design has transparent windows 9 on outlet tube for transfusion 12, can conveniently observe the unobstructed degree of liquid.
Claims (3)
1. disposable automatic heating and pressurizing transfusion device, comprise a hermetic container that contains sterile liquid, it is characterized in that, be provided with a piston in this hermetic container hermetic container is divided into two parts up and down, upper volume is greater than lower volume, and top is the liquid storehouse, and envelope has sterile liquid in advance, the bottom is a vacuum chamber, wherein is provided with pressue device and is connected with piston bottom center; Top, liquid storehouse one side is provided with chemicals dosing plant, and top, liquid storehouse opposite side is drawn the transfusion sebific duct and connected the venipuncture syringe needle; Axial bulkhead periphery, described liquid storehouse is provided with heating apparatus, this heating apparatus comprise be arranged on the peripheral and hermetic container enclosure axis of liquid silo wall between hollow interlayer, the axial shell of hermetic container is provided with a passage UNICOM interlayer, be filled with chemical heat production agent in the interlayer, passage seals at ordinary times, time spent opens, and makes air and chemical heat production agent effect heat production, realizes automatic passive the heating of solution in the liquid storehouse.
2. disposable automatic heating and pressurizing transfusion device as claimed in claim 1, it is characterized in that, described pressue device comprises a valve that is provided with gas control speed governing knob, a spring and an elastic force release-push that is connected with this spring, described spring is connected with piston bottom center, described elastic force release-push, valve stretches out outside the hermetic container bottom surface, spring is in compressive state at ordinary times, open the elastic force release-push during use, spring-relaxation pressurizes to the liquid in the liquid storehouse by piston, make liquid enter blood circulation to produce enough pressure, control the gas that enters vacuum chamber by the gas control speed governing knob on the valve simultaneously, control amount of infusion and flow velocity indirectly.
3. disposable automatic heating and pressurizing transfusion device as claimed in claim 1, it is characterized in that, described chemicals dosing plant comprises the medicine chamber that is arranged on top, liquid storehouse one side, top, medicine chamber is provided with the filling turncap, below, medicine chamber is provided with the hollow administration acupuncture of a point upward, this administration acupuncture UNICOM liquid storehouse, and be fixed in acupuncture beyond the Great Wall, during use the standard vial bottleneck of unified specification is put into the medicine chamber down, screw the filling turncap, make needle-penetration transdermal bottle closure, the medicine in the medicine bottle can be mixed into intravenous administration by the sterile solution in hollow acupuncture and the liquid storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100233903A CN101612425B (en) | 2009-07-21 | 2009-07-21 | Disposable automatic heating and pressurizing transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100233903A CN101612425B (en) | 2009-07-21 | 2009-07-21 | Disposable automatic heating and pressurizing transfusion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101612425A CN101612425A (en) | 2009-12-30 |
| CN101612425B true CN101612425B (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100233903A Expired - Fee Related CN101612425B (en) | 2009-07-21 | 2009-07-21 | Disposable automatic heating and pressurizing transfusion device |
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| CN (1) | CN101612425B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850219B (en) * | 2010-04-29 | 2012-03-14 | 哈尔滨工程大学 | Continuous flow self-adjusting dosing device |
| CN102151343B (en) * | 2011-04-30 | 2012-12-12 | 中国人民解放军第三军医大学第三附属医院 | Portable infusion set |
| CA2851324C (en) | 2011-10-13 | 2019-09-24 | Mequ Aps | An infusion fluid warmer |
| CN103671051B (en) * | 2013-05-17 | 2016-01-13 | 中国航天员科研训练中心 | Automatic temperature control type constant flow pump |
| CN103656788B (en) * | 2013-12-02 | 2015-09-30 | 江门大诚医疗器械有限公司 | A kind of infusion set |
| CN104800021A (en) * | 2015-04-17 | 2015-07-29 | 马桂玲 | Combined type basic nursing box |
| US10814047B2 (en) * | 2016-04-25 | 2020-10-27 | Allegiance Corporation | Fluid collection systems and methods of use |
| CN108355196B (en) * | 2018-03-29 | 2023-09-26 | 中国人民解放军陆军军医大学第一附属医院 | Infusion device for field operation frigid zone |
| CN109925570A (en) * | 2019-04-25 | 2019-06-25 | 鲁传文 | Portable electric infusion device |
| CN113082331A (en) * | 2021-03-22 | 2021-07-09 | 湖北文理学院 | Vein puncturing and cupping device |
-
2009
- 2009-07-21 CN CN2009100233903A patent/CN101612425B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101612425A (en) | 2009-12-30 |
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Granted publication date: 20110622 Termination date: 20120721 |