CN104667425B - A kind of defibrillator conduction electrocoagulation film - Google Patents
A kind of defibrillator conduction electrocoagulation film Download PDFInfo
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- CN104667425B CN104667425B CN201510091784.8A CN201510091784A CN104667425B CN 104667425 B CN104667425 B CN 104667425B CN 201510091784 A CN201510091784 A CN 201510091784A CN 104667425 B CN104667425 B CN 104667425B
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- acrylic acid
- solution
- ammonium persulfate
- defibrillator
- sodium
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Abstract
The invention provides a kind of defibrillator conduction electrocoagulation film, conducting particles is dispersed in by a certain percentage in acrylic acid aqueous solution, preparation water absorption conduction electrocoagulation film, after polymerization polyaniline, the obtained conduction electrocoagulation film that can be used for defibrillator.Interconnected due to the conducting particles in PAA network and polyaniline chain, build alternating network structure, thus define conductive channel, the electrical conductivity of the conduction electrocoagulation film of preparation can reach 9.3 × 10
-3scm
-1.
Description
Technical field
Medical instruments field of the present invention, particularly a kind of defibrillator conduction electrocoagulation film.
Background technology
Quivering in room is cause the most common fatal arrhythmia of cardiac arrest, and in the patient that cardiac arrest occurs, about 80% quivers for room causes; Room quiver the most effectively treatment be electric defibrillation; The successful probability of defibrillation reduces as time goes by, or defibrillation often postpones 1 minute, and success rate is by decline 7% ~ 10%; Quiver and may transfer cardiac arrest in several minutes in room.Therefore, Rapid defibrillation is a ring of most critical in existence chain as early as possible.
Eliminate arrhythmia by heart with stronger pulse current, make it to recover the method for sinus rhythm, be called electric defibrillation or electrical conversion art.Pace-making and defibrillation are all utilize ectogenic electric current ARR to treat, and both are and treated ARR method modern age.The difference of cardiac pacing and defibrillation conversion is: cardioactive during the latter's Electrical Cardioversion is once instantaneous high energy pulse, and general persistence is 4 ~ 10ms, and electric energy is in 40 ~ 400J (joule).Equipment for heart electric defibrillation is called defibrillator, and it can complete Electrical Cardioversion, i.e. defibrillation.When serious tachy-arrhythmia occurs patient, as atrial flutter, atrial fibrillation, supraventricular or ventricular tachycardia etc., often cause hemodynamics obstacle in various degree.Especially when ventricular fibrillation appears in patient, because ventricle is without overall shrinkage ability, cardiac ejection and blood circulation stop, as rescued not in time, often cause patient because of brain hypoxic exposure long and dead.As adopted defibrillator, controlling the electric current of certain energy by heart, some cardiac arrhythmia can be eliminated, the rhythm of the heart can be made to recover normal, thus make above-mentioned heart disease patient be rescued and treat.
Because human skin has the sebum that one deck is very thin, it is bioelectric non-conductor, be coated with conducting medium to eliminate sebum, make electrode block and body surface close contact, with conductive electric current effectively, defibrillation electrode plate adopts conducting medium to be generally conductive paste or saline gauze, but the method easily produces electric arc between skin and battery lead plate, burned skin, brings larger misery to patient.In addition, because the coating of conductive paste is uneven, the battery lead plate contact surface He density that powers on is caused to there are differences, reduce the work efficiency of battery lead plate, and the conductive paste of coating or after saline contacts with battery lead plate, easily cause the corrosion of electrode plate surface, reduction service life of equipment.
Summary of the invention
The present invention is for solving the problems of the technologies described above, a kind of defibrillator conduction electrocoagulation film is provided, adopts conducting particles, acrylic acid and aniline to prepare Signa Gel, after being prepared into gel film by coating machine, adsorb certain density sodium chloride solution, obtain defibrillator conduction electrocoagulation film of the present invention.Described gel film smooth surface is smooth, plasticity is strong, tight with the contact skin of patient, ensure that effective conduction of electric current on battery lead plate simultaneously, in addition, in gel film, polymeric conductive has polyaniline, effectively can infiltrate skin, improve the electric conductivity of skin, also prevent the problem of skin burn in discharge process.Interconnected due to the conducting particles in PAA network and polyaniline chain, builds alternating network structure, thus defines conductive channel.The electrical conductivity of conduction electrocoagulation film prepared by the present invention can reach 9.3 × 10
-3scm
-1.
To achieve these goals, the present invention adopts following technical scheme.
A kind of defibrillator conduction electrocoagulation film, comprises the steps:
1) get the acrylic acid solution that mass concentration is 45 ~ 55%, in this acrylic acid solution, add sodium hydroxide under agitation, obtain sodium acrylate solution;
2) add the conducting particles of acrylic acid quality 1%-3% in aforesaid propylene acid sodium solution, stir and make it be uniformly dispersed;
3) to step 2) add the N hydroxymethyl acrylamide/N of acrylic acid quality 0.08%-0.12% in the solution that obtains, N-2 n-methylolacrylamide, Ammonium persulfate ./the sodium pyrosulfite of acrylic acid quality 1.2%-1.5%, control reaction temperature at 70 DEG C-75 DEG C, polyreaction is allowed to carry out completely under agitation, washing, drying, obtain xerogel sheet;
4) under ice bath stirs, aniline is added in hydrochloric acid solution, control solution temperature and be less than 5 DEG C, xerogel sheet is infiltrated 10-15min in above-mentioned solution, drips a certain amount of Ammonium persulfate., after dropwising, continue reaction 1-1.5h, reaction temperature is less than 5 DEG C, and washing, drying, obtain defibrillator conduction electrocoagulation film.
Preferably, step 1) in, described sodium hydroxide and acrylic acid mol ratio are 1.5-2:2.
Preferably, step 2) in, described conducting particles is single wall or multi-walled carbon nano-tubes, nickel-plating carbon nanotube, Graphene or nano silver wire.
Preferably, step 3) in, in described N hydroxymethyl acrylamide/N, N-2 n-methylolacrylamide, N hydroxymethyl acrylamide and N, N-2 n-methylolacrylamide mass ratio are 1-1.5:1-2.
Preferably, step 3) in, in described Ammonium persulfate ./sodium pyrosulfite, the mass ratio of Ammonium persulfate. and sodium pyrosulfite is 1:1.5:.
Preferably, described step 3) polyreaction carry out under inert gas shielding condition.
Preferably, step 3) in, described drying condition is dry 5 ~ 8h at 40 DEG C.
Preferably, step 4) in, the rate of addition of described Ammonium persulfate. is 3s-5s mono-.
Preferably, step 4) in, the mol ratio of described hydrochloric acid, aniline and Ammonium persulfate. is 0.1:2.5-5:0.05.
Defibrillator conduction electrocoagulation film prepared by above-mentioned either method.
This equipment has the following advantages:
1, gel film smooth surface of the present invention is smooth, and plasticity is strong, tight with the contact skin of patient, ensure that effective conduction of electric current on battery lead plate, improves electric defibrillation effect.In addition, gel film effectively can infiltrate skin, improves the electric conductivity of skin, also prevents the problem of skin burn in discharge process.
2, brushing electroconductive paste or place compared with saline gauze in operating with existing electric defibrillation, due to the sizing of this gel film structure, therefore easy to use, operation is unified, simple, there will not be the phenomenon that electroconductive paste is uneven, electric defibrillation effect can be improved.
3, described gel film adopts conventional material preparation, and wide material sources are with low cost, and every sheet price, at about 0.03 yuan, is suitable for large-scale promotion and production.
4, conducting particles is dispersed in acrylic acid aqueous solution by the present invention by a certain percentage, preparation water absorption conduction electrocoagulation film, after polymerization polyaniline, and the obtained conduction electrocoagulation film that can be used for defibrillator.Interconnected due to the conducting particles in PAA network and polyaniline chain, builds alternating network structure, thus defines conductive channel.The electrical conductivity of prepared conduction electrocoagulation film can reach 9.3 × 10
-3scm
-1, the method that overcomes easily produces electric arc between skin and battery lead plate, the problem of burned skin.
5, the preparation method of gel film is simple, storage is convenient, practical.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
1, a defibrillator conduction electrocoagulation film, comprises the steps:
1) get the acrylic acid solution that mass concentration is 50%, add sodium hydroxide under agitation in this acrylic acid solution, sodium hydroxide and acrylic acid mol ratio are 1.8:2, obtain sodium acrylate solution;
2) add the SWCN of acrylic acid quality 2% in aforesaid propylene acid sodium solution, stir and make it be uniformly dispersed;
3) to step 2) add the N hydroxymethyl acrylamide/N of acrylic acid quality 0.10% in the solution that obtains, N-2 n-methylolacrylamide, Ammonium persulfate ./the sodium pyrosulfite of acrylic acid quality 1.35%, control reaction temperature at 70 DEG C-75 DEG C, polyreaction is allowed to carry out completely under agitation, washing, drying, obtain xerogel sheet; Wherein, the mass ratio of N hydroxymethyl acrylamide and N, N-2 n-methylolacrylamide is 1:1; The mass ratio of Ammonium persulfate. and sodium pyrosulfite is 1:1.5;
4) under ice bath stirs, the aniline of 0.5mol is added in 50mL2mol/L hydrochloric acid solution, control solution temperature and be less than 5 DEG C, xerogel sheet is infiltrated 10-15min in above-mentioned solution, drips a certain amount of 0.05mol Ammonium persulfate., after dropwising, continue reaction 1-1.5h, reaction temperature is less than 5 DEG C, and washing, drying, obtain defibrillator conduction electrocoagulation film.
The electrical conductivity of described defibrillator conduction electrocoagulation film is 9.62ms/cm.
The defibrillator conduction electrocoagulation film of above-mentioned preparation is cut to the thin slice of 10*10cm, sealing is preserved, for subsequent use.
When needs shock by electricity to patient, this conduction electrocoagulation thin slice is directly placed on the skin of needs electric shock, electrode plate of defibrillating instrument is being placed on gel film, can electric defibrillation operation be being carried out.
Embodiment 2
A kind of defibrillator conduction electrocoagulation film, comprises the steps:
1, a defibrillator conduction electrocoagulation film, comprises the steps:
1) get the acrylic acid solution that mass concentration is 45%, add sodium hydroxide under agitation in this acrylic acid solution, sodium hydroxide and acrylic acid mol ratio are 1.5:2, obtain sodium acrylate solution;
2) add the multi-walled carbon nano-tubes of acrylic acid quality 1% in aforesaid propylene acid sodium solution, stir and make it be uniformly dispersed;
3) to step 2) add the N hydroxymethyl acrylamide/N of acrylic acid quality 0.08% in the solution that obtains, N-2 n-methylolacrylamide, Ammonium persulfate ./the sodium pyrosulfite of acrylic acid quality 1.2%, control reaction temperature at 70 DEG C-75 DEG C, polyreaction is allowed to carry out completely under agitation, washing, drying, obtain xerogel sheet; Wherein, the mass ratio of N hydroxymethyl acrylamide and N, N-2 n-methylolacrylamide is 1:2; The mass ratio of Ammonium persulfate. and sodium pyrosulfite is 1:1.5;
4) under ice bath stirs, the aniline of 0.25mol is added in 50mL2mol/L hydrochloric acid solution, control solution temperature and be less than 5 DEG C, xerogel sheet is infiltrated 10-15min in above-mentioned solution, drips a certain amount of 0.05mol Ammonium persulfate., after dropwising, continue reaction 1-1.5h, reaction temperature is less than 5 DEG C, and washing, drying, obtain defibrillator conduction electrocoagulation film.
The electrical conductivity of described defibrillator conduction electrocoagulation film is 9.35ms/cm.
Embodiment 3
1, a defibrillator conduction electrocoagulation film, comprises the steps:
1) get the acrylic acid solution that mass concentration is 55%, add sodium hydroxide under agitation in this acrylic acid solution, sodium hydroxide and acrylic acid mol ratio are 2:2, obtain sodium acrylate solution;
2) add the Graphene of acrylic acid quality 3% in aforesaid propylene acid sodium solution, stir and make it be uniformly dispersed;
3) under nitrogen protection, to step 2) add the N hydroxymethyl acrylamide/N of acrylic acid quality 0.12% in the solution that obtains, N-2 n-methylolacrylamide, Ammonium persulfate ./the sodium pyrosulfite of acrylic acid quality 1.5%, control reaction temperature at 70 DEG C-75 DEG C, allow polyreaction carry out completely under agitation, washing, drying, obtain xerogel sheet; Wherein, the mass ratio of N hydroxymethyl acrylamide and N, N-2 n-methylolacrylamide is 1.5:1; The mass ratio of Ammonium persulfate. and sodium pyrosulfite is 1:1.5;
4) under ice bath stirs, the aniline of 0.25mol-0.5mol is added in 50mL2mol/L hydrochloric acid solution, control solution temperature and be less than 5 DEG C, xerogel sheet is infiltrated 10-15min in above-mentioned solution, drips a certain amount of 0.05mol Ammonium persulfate., after dropwising, continue reaction 1-1.5h, reaction temperature is less than 5 DEG C, and washing, drying, obtain defibrillator conduction electrocoagulation film.
The electrical conductivity of described defibrillator conduction electrocoagulation film is 9.51ms/cm.
Embodiment 4
1, a defibrillator conduction electrocoagulation film, comprises the steps:
1) get the acrylic acid solution that mass concentration is 55%, add sodium hydroxide under agitation in this acrylic acid solution, sodium hydroxide and acrylic acid mol ratio are 1.5:2, obtain sodium acrylate solution;
2) add the nano silver wire of acrylic acid quality 1.5% in aforesaid propylene acid sodium solution, stir and make it be uniformly dispersed;
3) to step 2) add the N hydroxymethyl acrylamide/N of acrylic acid quality 0.11% in the solution that obtains, N-2 n-methylolacrylamide, Ammonium persulfate ./the sodium pyrosulfite of acrylic acid quality 1.4%, control reaction temperature at 70 DEG C-75 DEG C, polyreaction is allowed to carry out completely under agitation, washing, drying, obtain xerogel sheet; Wherein, the mass ratio of N hydroxymethyl acrylamide and N, N-2 n-methylolacrylamide is 1.5:2; The mass ratio of Ammonium persulfate. and sodium pyrosulfite is 1:1.5;
4) under ice bath stirs, the aniline of 0.45mol is added in 50mL2mol/L hydrochloric acid solution, control solution temperature and be less than 5 DEG C, xerogel sheet is infiltrated 10-15min in above-mentioned solution, drips a certain amount of 0.05mol Ammonium persulfate., after dropwising, continue reaction 1-1.5h, reaction temperature is less than 5 DEG C, and washing, drying, obtain defibrillator conduction electrocoagulation film.
The electrical conductivity of described defibrillator conduction electrocoagulation film is 9.68ms/cm.
Above-mentioned raw materials is all commercial.
Although above-mentioned, the specific embodiment of the present invention is described; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (8)
1. a defibrillator preparation method for conduction electrocoagulation film, is characterized in that, adopts and prepares with the following method:
1) get the acrylic acid solution that mass concentration is 45 ~ 55%, in this acrylic acid solution, add sodium hydroxide under agitation, obtain sodium acrylate solution;
2) add the conducting particles of acrylic acid quality 1%-3% in aforesaid propylene acid sodium solution, stir and make it be uniformly dispersed;
3) to step 2) add the N hydroxymethyl acrylamide/N of acrylic acid quality 0.08%-0.12% in the solution that obtains, N-2 n-methylolacrylamide, Ammonium persulfate ./the sodium pyrosulfite of acrylic acid quality 1.2%-1.5%, control reaction temperature at 70 DEG C-75 DEG C, polyreaction is allowed to carry out completely under agitation, washing, drying, obtain xerogel sheet; Described polyreaction is carried out under inert gas shielding condition;
4) under ice bath stirs, aniline is added in hydrochloric acid solution, control solution temperature and be less than 5 DEG C, xerogel sheet is infiltrated 10-15min in above-mentioned solution, drips a certain amount of Ammonium persulfate., after dropwising, continue reaction 1-1.5h, reaction temperature is less than 5 DEG C, and washing, drying, obtain defibrillator conduction electrocoagulation film.
2. the method for claim 1, is characterized in that, in step 1), described sodium hydroxide and acrylic acid mol ratio are 1.5-2:2.
3. the method for claim 1, is characterized in that, step 2) in, described conducting particles is single wall or multi-walled carbon nano-tubes, nickel-plating carbon nanotube, Graphene or nano silver wire.
4. the method for claim 1, is characterized in that, in step 3), in described N hydroxymethyl acrylamide/N, N-2 n-methylolacrylamide, N hydroxymethyl acrylamide and N, N-2 n-methylolacrylamide mass ratio are 1-1.5:1-2.
5. the method for claim 1, is characterized in that, in step 3), in described Ammonium persulfate ./sodium pyrosulfite, the mass ratio of Ammonium persulfate. and sodium pyrosulfite is 1:1.5.
6. the method for claim 1, is characterized in that, in step 3), described drying condition is dry 5 ~ 8h at 40 DEG C.
7. the method for claim 1, is characterized in that, in step 4), the mol ratio of described hydrochloric acid, aniline and Ammonium persulfate. is 0.1:2.5-5:0.05.
8. the method for claim 1, is characterized in that, in step 4), the rate of addition of described Ammonium persulfate. is 3s-5s mono-.
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| CN106046237B (en) * | 2016-05-30 | 2017-12-26 | 山东大学 | Carbon fiber paper and the composite conducting gel film and its preparation method of Sodium Polyacrylate and application |
| CN106422052A (en) * | 2016-10-25 | 2017-02-22 | 车绥元 | Defibrillation monitor conduction paster |
| CN110437777B (en) * | 2019-08-21 | 2021-02-02 | 江苏省特种设备安全监督检验研究院 | Preparation method and application of functionalized graphene quantum dot modified gel binder |
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| US3454482A (en) * | 1965-04-24 | 1969-07-08 | Basf Ag | Electrodeposition of a copolymer containing a cyclic compound having basic nitrogen atoms |
| CN101045777A (en) * | 2007-04-06 | 2007-10-03 | 华侨大学 | Preparation method of interpenetration network hydrogel |
| CN102977533A (en) * | 2012-11-28 | 2013-03-20 | 昆明理工大学 | Conductive high-polymer composite material and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3454482A (en) * | 1965-04-24 | 1969-07-08 | Basf Ag | Electrodeposition of a copolymer containing a cyclic compound having basic nitrogen atoms |
| CN101045777A (en) * | 2007-04-06 | 2007-10-03 | 华侨大学 | Preparation method of interpenetration network hydrogel |
| CN102977533A (en) * | 2012-11-28 | 2013-03-20 | 昆明理工大学 | Conductive high-polymer composite material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 双重敏感性聚（丙烯酸盐-苯胺）导电水凝胶的合成及缓释性能研究;唐群委等;《中国科协第四届优秀博士生学术年会论文集》;20061231;522-531 * |
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