CN102451501A - Residual liquid control method for infusion apparatus, self-closing infusion apparatus and manufacture method of self-closing infusion apparatus - Google Patents
Residual liquid control method for infusion apparatus, self-closing infusion apparatus and manufacture method of self-closing infusion apparatus Download PDFInfo
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- CN102451501A CN102451501A CN2010105379393A CN201010537939A CN102451501A CN 102451501 A CN102451501 A CN 102451501A CN 2010105379393 A CN2010105379393 A CN 2010105379393A CN 201010537939 A CN201010537939 A CN 201010537939A CN 102451501 A CN102451501 A CN 102451501A
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Abstract
The invention relates to the medical industry, in particular to the patient infusion aspect. The invention discloses a residual liquid control method for an infusion apparatus, a self-closing infusion apparatus and a manufacture method of the self-closing infusion apparatus. A self-closing body is arranged in a Murphy's dropper of the infusion apparatus; the self-closing body in the Murphy's dropper floats on the infusion liquid level during the infusion process and moves along with the liquid level; when the residual liquid level in the infusion apparatus is lower than the lower end of the Murphy's dropper, the lower end is blocked by the self-closing body, so that air in the Murphy's dropper is prevented from continuously entering in a lower infusion soft tube, and the infusion speed is slowed down till the residual liquid in the infusion apparatus no longer enters in the infusion patient. A liquid inlet end of an upper infusion soft tube of the self-closing infusion apparatus is connected with a bottle plug puncture needle; the lower infusion soft tube penetrates through a controller and the Murphy's dropper with the self-closing body; and the upper end port tube and the lower end port tube of the Murphy's dropper are connected with the upper and lower infusion soft tubes respectively. In the process of connecting the Murphy's dropper with the infusion soft tubes, the self-closing ball body is placed in the Murphy's dropper.
Description
In the first to file title; Transfusion device residual liquid control method and self-closing transfusion device and manufacturing approach
Application number formerly: 201010515445.5
Technical field
The present invention is relevant with medical industry, is specifically related to patient's transfusion aspect.
Background technology
At present, the venous transfusion treatment is very universal as a kind of treatment means of simple and fast.Yet in patient's infusion process, need the entourage usually.At any time see the decline situation of looking into the liquid surface level in transfusion band or the bottle, and when the liquid level of debris is in the alarm liquid level scope, notify medical personnel to dispose.In view of in the venous transfusion process, can not let the air that gets in transfusion bag or the bottle get in patient's body along infusion tube, the patient or the person of accompanying and attending to need observe the decline situation of liquid in transfusion bag or the bottle frequently, so that have a strong impact on patient's rest and the person's of accompanying and attending to work.Especially in carrying out many bottles, long-time infusion treatment process, the person of accompanying and attending to often need put down work in the hands and ask for leave and accompany and attend to.However, in infusion process, also can occur because of the client neglects a little, the intravital danger of air admission patient in the transfusion device, and cause bigger stress to the client thus.For the patient who is in hospital; Though have the every certain interval of time of nurse to make an inspection tour,, need deal with the various trival matters that occur at any time because nurse's routine work amount is big; And due to the transfusion speed of each transfusion outpatient, situation difference; The transfusion that can not in time notice each transfusion outpatient is changed bottle or concluding time and is in time disposed, and often still needs transfusion outpatient and entourage to check voluntarily, reinforms medical personnel and disposes.It is thus clear that, no matter be the transfusion room transfusion, the ward transfusion of still being in hospital, the liquid level observation work in the infusion process is mainly still undertaken by transfusion outpatient and entourage thereof.Moreover the defective of above-mentioned infusion mode and the not enough heart that has a strong impact on transfusion outpatient make it can not feel at ease to have a rest, and its entourage is caused manpower, financial resources and spiritual loss.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of simple and practical transfusion device residual liquid control method and self-closing transfusion device and manufacturing approach, to overcome above-mentioned defective and deficiency.
A kind of transfusion device residual liquid control method is characterized in that being provided with one from closure in the transfusion device Mo Feisi dropper; Be arranged in floating on the transfusion liquid level of Mo Feisi dropper in the infusion process, and move with this liquid level from closure; When the residual liquid liquid level is lower than Mo Feisi dropper lower end in transfusion device, get lodged on the lower port under this self-closing body drop, stop the air that gets into the Mo Feisi dropper to continue to get into infusion tube down, slow down transfusion speed in the transfusion device residual liquid no longer gets into transfusion person's body.
A kind of self-closing transfusion device that adopts transfusion device residual liquid control method comprises upper and lower infusion tube, controller, bottle stopper puncture needle; Last infusion tube liquid feeding end connects the bottle stopper puncture needle; Following infusion tube passes controller, it is characterized in that also comprising that band is from the Mo Feisi of closure dropper; This self-closing Ti be arranged in Mo Feisi dropper, and move freely with transfusion liquid.Its size is greater than the infusion tube internal diameter; The upper and lower end mouthpiece of this Mo Feisi dropper connects upper and lower infusion tube respectively.
The caliber of the upper and lower tube for transfusion coupling part that said and Mo Feisi dropper connect is different.
Described is from closed solid sphere from closure, and its diameter is equal to or less than the infusion tube external diameter.
The big up and small down cone in described black Fes dropper bottom; Described corresponding with it from closure.
It is described that infusion tube is corresponding with self-closing shape with the upper surface of this Mo Feisi dropper lower end mouthpiece connecting portion down.
Described black Fes dropper lower end is provided with counterbore; The upper surface of described infusion tube down is corresponding with this counterbore.
Described black Fes dropper lower end mouthpiece is the spill sphere corresponding with self-closing spheroid form with the upper surface of the connecting portion that following infusion tube forms.
A kind of manufacturing approach that adopts the self-closing transfusion device of transfusion device residual liquid control method is characterized in that in the connection procedure that carries out Mo Feisi dropper and infusion tube, and diameter is put into the Mo Feisi dropper from closed solid sphere between the inside and outside footpath of tube for transfusion.
Weld between described black Fes dropper and the upper and lower infusion tube.
Described self-closing ball material proportion is less than 1.
The present invention compares with existing transfusion device and has the following advantages: infusion process patient can feel at ease to have a rest, and need not the people that accompanies and attends to; Reduce the integrated cost of infusion treatment.
Description of drawings
Accompanying drawing 1 is that employing of the present invention is from the Mo Feisi of closed solid sphere dropper part-structure sketch map
In the accompanying drawing, be from closed solid sphere from closure 3.China ink Fes dropper 2 lower ends are provided with counterbore, and its diameter is with corresponding from the diameter of closed solid sphere 3.The welding portion of infusion tube 1b and counterbore bottom, Mo Feisi dropper 2 lower end tube wall contact matching, and welding constitutes one.Infusion tube 1a and Mo Feisi dropper 2 upper end tube walls are welded and fused.
The specific embodiment
Accompanying drawing illustrates optimum embodiment of the present invention.Ready-made infusion tube 1 of proportion by subtraction and Mo Feisi dropper 2 welding fabrications: the welding portion with infusion tube 1b inserts the laggard row welding of counterbore 2b bottom, Mo Feisi dropper 2 lower end tube wall earlier, and the top of infusion tube 1b does not exceed the end face of Mo Feisi dropper 2 lower end counterbore 2b.With diameter putting into from Mo Feisi dropper 2 port between tube for transfusion 1 inside and outside footpath from closed solid sphere 3.When having transfusion liquid to exist among the infusion tube 1a in the transfusion device, floating on the transfusion liquid level in the Mo Feisi dropper 2 from closed solid sphere 3.Along with the minimizing of infusing in the transfusion device, there is not transfusion among the infusion tube 1a, the transfusion in Mo Feisi dropper 2 and the infusion tube 1b continues to reduce.Constantly descend from the minimizing of closed solid sphere 3, in falling into Mo Feisi dropper 2 lower end counterbore 2b and seal infusion tube 1b with the transfusion liquid level.In this process, get into corresponding the slowing down of speed of the intravital transfusion of patient, the transfusion in infusion tube stops after forming poised state gradually.
As improvement, the large and small bore edges of described counterbore is provided with chamfering.
Second embodiment of the present invention is on optimum embodiment basis, employing from closed solid sphere 3 its sizes greater than last infusion tube internal diameter, and be equal to or less than the infusion tube external diameter.The upper and lower end mouthpiece of China ink Fes dropper 2 connects upper and lower infusion tube 1a, the 1b of identical caliber respectively.The China ink Fes drip 2 lower end be arranged to this from the corresponding spill sphere of closed solid sphere 3.
The 3rd embodiment of the present invention is that the bottom with Mo Feisi dropper 2 changes up big and down small cone into and will also be designed to cone from closure corresponding with it.
As improvement, employing infusion tube 1b caliber down is big last infusion tube 1a, and corresponding increase Mo Feisi dropper 2 upper end calibers, thereby realizes placing larger-diameter from closed solid sphere 3.
Above-mentioned embodiment related from the proportion of closed solid sphere 3 less than 1.
Adopt ultra-sonic welded between Mo Feisi dropper that above-mentioned embodiment is related and the upper and lower infusion tube.
Claims (10)
1. a transfusion device residual liquid control method is characterized in that being provided with one from closure in the transfusion device Mo Feisi dropper (2); Be arranged in floating on the transfusion liquid level of Mo Feisi dropper (2) in the infusion process, and move with this liquid level from closure; When the residual liquid liquid level is lower than Mo Feisi dropper (2) lower end in transfusion device, get lodged on the lower port under this self-closing body drop, stop the air that gets into Mo Feisi dropper (2) to continue to get into infusion tube down, slow down transfusion speed in the transfusion device residual liquid no longer gets into transfusion person's body.
2. a self-closing transfusion device that adopts transfusion device residual liquid control method comprises upper and lower infusion tube (1a), (1b), controller, bottle stopper puncture needle; Last infusion tube (1a) liquid feeding end connects the bottle stopper puncture needle; Following infusion tube (1b) passes controller, it is characterized in that also comprising that band is from the Mo Feisi of closure dropper (2); This self-closing Ti be arranged in Mo Feisi dropper (2), and move freely with transfusion liquid.Its radial dimension is greater than following infusion tube (1b) internal diameter; The upper and lower end mouthpiece of this Mo Feisi dropper (2) connects upper and lower infusion tube (1a), (1b) respectively.
3. like the self-closing transfusion device of the said employing transfusion device of claim 2 residual liquid control method, it is characterized in that the caliber of upper and lower tube for transfusion (1a) that said and Mo Feisi dropper (2) connect, (1b) coupling part is different.
4. like the self-closing transfusion device of the said employing transfusion device of claim 3 residual liquid control method, it is characterized in that described is that its diameter is equal to or less than the infusion tube external diameter from closed solid sphere (3) from closure.
5. like the self-closing transfusion device of the said employing transfusion device of claim 2 residual liquid control method, it is characterized in that the big up and small down cone in described black Fes dropper (2) bottom; Described corresponding with it from closure.
6. like the self-closing transfusion device of claim 2,3,4 or 5 said employing transfusion device residual liquid control methods, it is characterized in that described following infusion tube (1b) is corresponding with self-closing shape with the upper surface of this Mo Feisi dropper (2) lower end mouthpiece connecting portion.
7. like the self-closing transfusion device of the said employing transfusion device of claim 6 residual liquid control method, it is characterized in that described black Fes dropper (2) lower end is provided with counterbore (2b); The upper surface of described infusion tube (1b) down is corresponding with this counterbore (2b).
8. like the self-closing transfusion device of the said employing transfusion device of claim 6 residual liquid control method, it is characterized in that the upper surface of the connecting portion that described black Fes dropper lower end mouthpiece and following infusion tube form is the spill sphere corresponding with self-closing spheroid form.
9. manufacturing approach that adopts the self-closing transfusion device of transfusion device residual liquid control method; It is characterized in that in carrying out the connection procedure of Mo Feisi dropper (2) and infusion tube (1), diameter is put into Mo Feisi dropper (2) from closure between the inside and outside footpath of tube for transfusion.
10. like the manufacturing approach of the self-closing transfusion device of the said employing transfusion device of claim 8 residual liquid control method, it is characterized in that welding between described black Fes dropper (2) and upper and lower infusion tube (1a), (1b); Self-closing ball material proportion is less than 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105379393A CN102451501A (en) | 2010-10-21 | 2010-10-30 | Residual liquid control method for infusion apparatus, self-closing infusion apparatus and manufacture method of self-closing infusion apparatus |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010515445.5 | 2010-10-21 | ||
| CN201010515445 | 2010-10-21 | ||
| CN2010105379393A CN102451501A (en) | 2010-10-21 | 2010-10-30 | Residual liquid control method for infusion apparatus, self-closing infusion apparatus and manufacture method of self-closing infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102451501A true CN102451501A (en) | 2012-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105379393A Pending CN102451501A (en) | 2010-10-21 | 2010-10-30 | Residual liquid control method for infusion apparatus, self-closing infusion apparatus and manufacture method of self-closing infusion apparatus |
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| CN (1) | CN102451501A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693893A (en) * | 2017-11-13 | 2018-02-16 | 四川普瑞斯生物科技有限公司 | A kind of non-binding transfusion device |
| CN112107765A (en) * | 2020-06-11 | 2020-12-22 | 张安心 | Drip chamber device for venous transfusion with water cut-off and needle closed |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4055176A (en) * | 1976-05-24 | 1977-10-25 | Valleylab | Universal drip chamber and spike assembly |
| DE4319115A1 (en) * | 1993-06-09 | 1994-12-15 | Axon Neue Medizintechnik Gmbh | Mechanical, automatic outflow preventing device for infusion drip chamber |
| FR2793417A1 (en) * | 1999-05-10 | 2000-11-17 | Jean Gautier | DEVICE TO ALLOW THE TOTAL SAFE ADMINISTRATION OF PRODUCTS FOR INJECTION BY SLOW INTRAVENOUS INFUSION |
| JP2001224683A (en) * | 2000-02-19 | 2001-08-21 | Naoyuki Asakawa | Drip cylinder with outflow delay or stop mechanism for medical infusion line |
| CN2628064Y (en) * | 2003-07-23 | 2004-07-28 | 孙德朋 | Infusion device |
| CN2666459Y (en) * | 2003-11-19 | 2004-12-29 | 陈麟华 | Self-controlling infusion device |
| US20060264850A1 (en) * | 2004-12-09 | 2006-11-23 | Merit Medical Systems, Inc. | Valve assembly with chamber vent and fluid deflector |
| CN101450234A (en) * | 2007-12-05 | 2009-06-10 | 张锐 | Automatically closing medical transfusion system |
| CN101700421A (en) * | 2009-11-04 | 2010-05-05 | 廖先传 | Disposable safety infusion device |
-
2010
- 2010-10-30 CN CN2010105379393A patent/CN102451501A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4055176A (en) * | 1976-05-24 | 1977-10-25 | Valleylab | Universal drip chamber and spike assembly |
| DE4319115A1 (en) * | 1993-06-09 | 1994-12-15 | Axon Neue Medizintechnik Gmbh | Mechanical, automatic outflow preventing device for infusion drip chamber |
| FR2793417A1 (en) * | 1999-05-10 | 2000-11-17 | Jean Gautier | DEVICE TO ALLOW THE TOTAL SAFE ADMINISTRATION OF PRODUCTS FOR INJECTION BY SLOW INTRAVENOUS INFUSION |
| JP2001224683A (en) * | 2000-02-19 | 2001-08-21 | Naoyuki Asakawa | Drip cylinder with outflow delay or stop mechanism for medical infusion line |
| CN2628064Y (en) * | 2003-07-23 | 2004-07-28 | 孙德朋 | Infusion device |
| CN2666459Y (en) * | 2003-11-19 | 2004-12-29 | 陈麟华 | Self-controlling infusion device |
| US20060264850A1 (en) * | 2004-12-09 | 2006-11-23 | Merit Medical Systems, Inc. | Valve assembly with chamber vent and fluid deflector |
| CN101450234A (en) * | 2007-12-05 | 2009-06-10 | 张锐 | Automatically closing medical transfusion system |
| CN101700421A (en) * | 2009-11-04 | 2010-05-05 | 廖先传 | Disposable safety infusion device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693893A (en) * | 2017-11-13 | 2018-02-16 | 四川普瑞斯生物科技有限公司 | A kind of non-binding transfusion device |
| CN112107765A (en) * | 2020-06-11 | 2020-12-22 | 张安心 | Drip chamber device for venous transfusion with water cut-off and needle closed |
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| PB01 | Publication | ||
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Application publication date: 20120516 |