CN104083810A - Double-layer tube circulating cooling system for CRRT - Google Patents
Double-layer tube circulating cooling system for CRRT Download PDFInfo
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- CN104083810A CN104083810A CN201410335810.2A CN201410335810A CN104083810A CN 104083810 A CN104083810 A CN 104083810A CN 201410335810 A CN201410335810 A CN 201410335810A CN 104083810 A CN104083810 A CN 104083810A
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- 238000001816 cooling Methods 0.000 title claims abstract description 37
- 239000002356 single layer Substances 0.000 claims abstract description 61
- 239000008280 blood Substances 0.000 claims abstract description 37
- 210000004369 blood Anatomy 0.000 claims abstract description 37
- 230000004087 circulation Effects 0.000 claims description 46
- 238000012545 processing Methods 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 239000004816 latex Substances 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 208000030453 Drug-Related Side Effects and Adverse reaction Diseases 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract 8
- 206010020741 Hyperpyrexia Diseases 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 19
- 238000011282 treatment Methods 0.000 description 9
- 239000003814 drug Substances 0.000 description 8
- 238000002560 therapeutic procedure Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 208000024891 symptom Diseases 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 206010061623 Adverse drug reaction Diseases 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 231100000957 no side effect Toxicity 0.000 description 2
- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
- 208000009663 Acute Necrotizing Pancreatitis Diseases 0.000 description 1
- 206010001052 Acute respiratory distress syndrome Diseases 0.000 description 1
- 206010048962 Brain oedema Diseases 0.000 description 1
- 206010007558 Cardiac failure chronic Diseases 0.000 description 1
- 208000028399 Critical Illness Diseases 0.000 description 1
- 206010050702 Crush syndrome Diseases 0.000 description 1
- 102000004127 Cytokines Human genes 0.000 description 1
- 108090000695 Cytokines Proteins 0.000 description 1
- 206010014418 Electrolyte imbalance Diseases 0.000 description 1
- 208000010718 Multiple Organ Failure Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 208000001647 Renal Insufficiency Diseases 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 206010062237 Renal impairment Diseases 0.000 description 1
- 208000013616 Respiratory Distress Syndrome Diseases 0.000 description 1
- 201000011040 acute kidney failure Diseases 0.000 description 1
- 201000003229 acute pancreatitis Diseases 0.000 description 1
- 208000012998 acute renal failure Diseases 0.000 description 1
- 208000011341 adult acute respiratory distress syndrome Diseases 0.000 description 1
- 201000000028 adult respiratory distress syndrome Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 208000006752 brain edema Diseases 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 208000022831 chronic renal failure syndrome Diseases 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000007386 hepatic encephalopathy Diseases 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002757 inflammatory effect Effects 0.000 description 1
- 201000006370 kidney failure Diseases 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002969 morbid Effects 0.000 description 1
- 208000029744 multiple organ dysfunction syndrome Diseases 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 208000035824 paresthesia Diseases 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 231100000857 poor renal function Toxicity 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012959 renal replacement therapy Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/369—Temperature treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/38—Removing constituents from donor blood and storing or returning remainder to body, e.g. for transfusion
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a double-layer tube circulating cooling system for CRRT. The system comprises a CRRT blood processor, a double-layer connecting tube, a first single-layer connecting tube, a second single-layer connecting tube and a cooling circulating box. The CRRT blood processor is connected with the portion, at the input end of the double-layer connecting tube, of an inner-layer tube, the portion, at the input end of the double-layer connecting tube, of an outer-layer tube is communicated with one end of the first single-layer connecting tube, the other end of the first single-layer connecting tube is connected with the cooling circulating box, the portion, at the output end of the double-layer connecting tube, of the outer-layer tube is communicated with one end of the second single-layer connecting tube, and the other end of the second single-layer connecting tube is connected with the cooling circulating box. Through the system, a patient suffering hyperpyrexia can be physically cooled in the process of CRRT, the cooling effect is good, side effects of drugs do not exist, and medical negligence can be effectively avoided.
Description
Technical field
The present invention relates to kidney medical domain, specifically, relate to a kind of CRRT bimetallic tube circulation temperature lowering system.
Background technology
Blood purification is that patient's blood is caused external and passes through a kind of purifier, removes wherein some morbid substance, reaches the object for the treatment of disease to purify the blood.
CRRT (Continuous Renal Replacement Therapy, continuous kidney alternative medicine) main target is to remove excess moisture, metabolic waste, poisonous substance in body, correct Electrolyte imbalance, guarantee nutritional support, promote graft function and remove various cytokines, inflammatory mediator.This therapy be mainly used in various cardiovascular functioies unsettled, Metabolism or companion cerebral edema acute and chronic renal failure, and Multiple Organ Dysfunction Syndrome, adult respiratory distress syndrome, crush syndrome, acute necrotizing pancreatitis, chronic heart failure, hepatic encephalopathy, the treatment of medicine and toxic poisoning etc.
This therapy has not been used for the treatment of merely acute and chronic patients with renal failure at present, in the rescue of anxious Cavity in Critical Patients, is widely applied yet, and for saving critical patient life, has irreplaceable effect.
Carry out CRRT treatment, the pipeline that at least needs a CRRT machine and mate with it, pipeline mainly comprises: venous line (blueness), arterial line (redness), and relevant ultrafiltration pipeline (yellow), displacement liquid pipeline (green), filter and displacement liquid.During treatment, according to CRRT machine, instruction installs pipeline, by patient's blood be drawn out to arterial line by filter pass through venous line again by patient's blood recovery in patient body.
In treatment clinical course, find there is quite a few critical patient all with symptoms such as high temperature, fevers, and the not significantly improvement after application cooling medicine and conventional measure of these symptoms, be still difficult to control.
Existing CRRT therapy system cannot carried out in the process of blood purification for patient, effectively improves patient's high temperature symptom.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of CRRT bimetallic tube circulation temperature lowering system.In CRRT therapeutic process, by outer cold cycle water system, patient body liquid temp is reduced, reach the object of controlling patient temperature, alleviate patient suffering.The mode of this Physical temperature-lowering, does not make with medicament, the side effect that can effectively avoid patient may cause when using multi-medicament; Meanwhile, also can avoid the generation of unnecessary malpractice.
According to an aspect of the present invention, provide a kind of CRRT bimetallic tube circulation temperature lowering system, described system comprises: CRRT blood processing machine 7, double-deck connection tube 1, the first monolayer connection tube 8, the second monolayer connection tube 2 and cooling circulation box 3;
Described CRRT blood processing machine 7 is connected with the inner tube of the input of described double-deck connection tube 1;
The outer tube of the input of described double-deck connection tube 1 connects and is connected with one end of described the first monolayer connection tube 8, and the other end of described the first monolayer connection tube 8 is connected with described cooling circulation box 3;
The outer tube of the outfan of described double-deck connection tube 1 connects and is connected with one end of described the second monolayer connection tube 2, and the other end of described the second monolayer connection tube 2 is connected with described cooling circulation box 3.
According to a specific embodiment of the present invention, described double-deck connection tube 1 is with the integrated formation of described the first monolayer connection tube 8 or adopt connecting device 4 to be connected;
Described double-deck connection tube 1 is with the integrated formation of described the second monolayer connection tube 2 or adopt connecting device 4 to be connected.
According to of the present invention another mode of specifically having a try, in described cooling circulation box 3, be provided with micro pump 5 and low temperature pond 6;
Described micro pump 5 is connected with described low temperature pond 6;
Described the first monolayer connection tube 8 is connected with described low temperature pond 6;
Described the second monolayer connection tube 2 is connected with described low temperature pond 6.
According to another specific embodiment of the present invention, the internal diameter of described double-deck connection tube 1 is 10mm～14mm; External diameter is 15mm～19mm.
According to another specific embodiment of the present invention, described the first monolayer connection tube 8 internal diameters are 4mm～8mm.
According to another specific embodiment of the present invention, described the second monolayer connection tube 2 internal diameters are 4mm～8mm.
According to another specific embodiment of the present invention, the length of described cooling circulation box 3 is 35cm～45cm, and wide is 25cm～35cm, and height is 15cm～25cm.
According to another specific embodiment of the present invention, it is characterized in that, described double-deck connection tube 1, described the first monolayer connection tube 8 and/or described the second monolayer connection tube 2 adopt medical latex preparation.
CRRT bimetallic tube circulation temperature lowering system provided by the invention, double-deck connection tube combines with monolayer connection tube, by double-deck connection tube outer tube, passes into cooling liquid (as frozen water etc.), and the blood in double-deck connection tube inner tube is lowered the temperature.Conventionally adopt the critically ill patient of CRRT treatment all can generate heat with high temperature, and these patients with severe symptoms can use at least one medicament in order to control the state of an illness, in this case, use the cooling-down effect of febrifuge bad, and multiple medicine is used simultaneously and easily causes malpractice.The present invention adopts the mode of pure Physical temperature-lowering, and good cooling effect has no side effect, and is difficult for causing the accident; In addition, system structure provided by the invention is simple, easy to operate, with low cost, can promote on a large scale.
Accompanying drawing explanation
By reading the detailed description that non-limiting example is done of doing with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Figure 1 shows that according to the structural representation of a specific embodiment of a kind of CRRT bimetallic tube circulation temperature lowering system provided by the invention;
Figure 2 shows that according to the structural representation of a specific embodiment of the circulation box of lowering the temperature in a kind of CRRT bimetallic tube circulation temperature lowering system provided by the invention.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
Reference numeral:
| 1 | Double-deck connection tube | 2 | The second monolayer connection tube |
| 3 | Cooling circulation box | 4 | Connecting device |
| 5 | Micro pump | 6 | Low temperature pond |
| 7 | CRRT blood processing machine | 8 | The first monolayer connection tube |
The specific embodiment
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.It should be noted that illustrated parts are not necessarily drawn in proportion in the accompanying drawings.The present invention has omitted the description of known assemblies and treatment technology and technique to avoid unnecessarily limiting the present invention.
With reference to figure 1, Figure 1 shows that according to the structural representation of a specific embodiment of a kind of CRRT bimetallic tube circulation temperature lowering system provided by the invention.
Described system comprises: CRRT blood processing machine 7, double-deck connection tube 1, the first monolayer connection tube 8, the second monolayer connection tube 2 and cooling circulation box 3.
CRRT blood processing machine 7 utilizes blood purification technology to remove solute, to substitute impaired renal function and organ function is played to protection supporting function.While carrying out CRRT treatment, patient body inner blood need to be drawn to the harmful substance of then removing in blood through CRRT blood processing machine 7; Afterwards the blood of processing is back in patient body.
But because patient is conventionally with heating paresthesia, for fear of drug side effect, be not suitable for again adopting Drug therapy, therefore at the blood after CRRT blood processing machine 7 is processed, first do not return in patient body, but the inner tube that enters the input of double-deck connection tube 1.Be that CRRT blood processing machine 7 is connected with the inner tube of the input of described double-deck connection tube 1; The inner tube of the outfan of double-deck connection tube 1 is connected with patient vessel.The blood flow that CRRT blood processing machine 7 is processed is returned in patient body after the inner tube of double-deck connection tube 1.
The outer tube of the input of described double-deck connection tube 1 connects and is connected with one end of described the first monolayer connection tube 8, and the other end of described the first monolayer connection tube 8 is connected with described cooling circulation box 3.The outer tube of the outfan of described double-deck connection tube 1 connects and is connected with one end of described the second monolayer connection tube 2, and the other end of described the second monolayer connection tube 2 is connected with described cooling circulation box 3.
Preferably, the internal diameter of described double-deck connection tube 1 is 10mm～14mm, for example: 10mm, 12mm or 14mm.The external diameter of described double-deck connection tube 1 is 15mm～19mm, for example: 15mm, 16mm or 19mm.
Preferably, described the first monolayer connection tube 8 internal diameters are 4mm～8mm, for example: 4mm, 6mm or 8mm.Preferably, described the second monolayer connection tube 2 internal diameters are 4mm～8mm, for example: 4mm, 6mm or 8mm.
Optionally, the length of described cooling circulation box 3 is 35cm～45cm, for example: 35cm, 40cm or 45cm; Wide is 25cm～35cm, for example: 25cm, 30cm or 35cm; Height is 15cm～25cm, for example: 15cm, 20cm or 25cm.The preferred size of described cooling circulation box 3 is 40cm * 30cm * 20cm.
Described double-deck connection tube 1 is with the integrated formation of described the first monolayer connection tube 8 or adopt connecting device 4 to be connected; Described double-deck connection tube 1 is with the integrated formation of described the second monolayer connection tube 2 or adopt connecting device 4 to be connected.Adopting integrated formation, can be to connect more firmly closely, can not reveal; Adopting connecting device 4 to connect can be more flexible, even if can change pipeline according to service condition.Can as the case may be, select integrated formation or connecting device 4 to connect.Preferably, described connecting device 4 is medical connector.
The outer tube of the first monolayer connection tube 8, double-deck connection tube 1, the second monolayer connection tube 2 and cooling circulation box 3 form path.In this path, there is cryogenic liquid circulating.Preferably, described cryogenic liquid is frozen water.
In the outer tube of double-deck connection tube 1, have cryogenic liquid when circulating, the mode that can lead to heat transfer is lowered the temperature to the blood in the inner tube of double-deck connection tube 1.The cooling of this physics mode, can not produce any chemical affect to blood, therefore can not cause drug side effect to patient, safe and reliable.
With reference to figure 2, preferred, in described cooling circulation box 3, be provided with micro pump 5 and low temperature pond 6.Described micro pump 5 is connected with described low temperature pond 6; Described the first monolayer connection tube 8 is connected with described low temperature pond 6; Described the second monolayer connection tube 2 is connected with described low temperature pond 6.
Micro pump 5 provides power, makes the cryogenic liquid in low temperature pond 6 form peripheral passage by the first monolayer connection tube 8 and the second monolayer connection tube 2 with the external world.The circulation of cryogenic liquid has following two kinds of modes:
First kind of way, micro pump 5 provides power, the outer tube that makes the cryogenic liquid in low temperature pond 6 enter the input of double-deck connection tube 1 by the first monolayer connection tube 8, the outer tube of the outfan by double-deck connection tube 1 flows into the second monolayer connection tube 2 again, and enter in cooling circulation box 3 by the second monolayer connection tube 2, complete once circulation.
The second way, micro pump 5 provides power, the outer tube that makes the cryogenic liquid in low temperature pond 6 enter the outfan of double-deck connection tube 1 by the second monolayer connection tube 2, the outer tube of the input by double-deck connection tube 1 flows into the first monolayer connection tube 8 again, and enter in cooling circulation box 3 by the first monolayer connection tube 8, complete once circulation.
Preferably, adopt first kind of way, the outer tube that first 6 cryogenic liquids that flow out enter the input of double-deck connection tube 1 from low temperature pond.At this moment, because cryogenic liquid has just flowed out low temperature pond 6, so temperature is lower; And blood after processing has just flowed out CRRT blood processing machine 7, so blood heat is higher; So the first liquid circulation mode, can lower the temperature to blood better, good cooling effect.
Preferably, in described cooling circulation box 3, also comprise attemperating unit, for monitoring the temperature of the cryogenic liquid that flows out cooling circulation box 3, and the temperature that flows into the cryogenic liquid of cooling circulation box 3, to cooling-down effect is monitored.When temperature of liquid surpasses certain threshold value, need change in time the cryogenic liquid in low temperature pond 6 or take other measures to control the temperature of liquid in low temperature pond 6, to guarantee unaffected to the cooling-down effect of blood.
Preferably, in described cooling circulation box 3, also comprise refrigerating plant, this refrigerating plant can directly be lowered the temperature to being circulated throughout the cryogenic liquid of rear temperature rising, makes it to meet blood cooling requirement, circulates and repeatedly uses.Preferably, this chiller is combined with in above-mentioned attemperating unit, and cooling-down effect is carried out to Comprehensive Control.
Preferably, in order to guarantee aseptic, the safety of blood purification, temperature-fall period, described double-deck connection tube 1, described the first monolayer connection tube 8 and/or described the second monolayer connection tube 2 all adopt medical latex preparation.
In CRRT therapeutic process, for the blood of processing through CRRT blood processing machine, after Physical temperature-lowering, input again in patient body, reached the object that reduces blood heat, good cooling effect; And this cooling method, does not adopt medicine, has no side effect, can not work the mischief and misery to patient.CRRT bimetallic tube circulation temperature lowering system provided by the invention is simple in structure, easy to operate, and cost is low, is conducive to large-area clinical expansion.
Although describe in detail about example embodiment and advantage thereof, be to be understood that in the situation that do not depart from the protection domain that spirit of the present invention and claims limit, can carry out various variations, substitutions and modifications to these embodiment.For other examples, when those of ordinary skill in the art should easily understand within keeping protection domain of the present invention, the order of processing step can change.
In addition, range of application of the present invention is not limited to technique, mechanism, manufacture, material composition, means, method and the step of the specific embodiment of describing in description.From disclosure of the present invention, as those of ordinary skill in the art, will easily understand, for the technique, mechanism, manufacture, material composition, means, method or the step that have existed or be about to develop at present later, wherein they carry out identical function or the identical result of acquisition cardinal principle of corresponding embodiment cardinal principle of describing with the present invention, according to the present invention, can apply them.Therefore, claims of the present invention are intended to these technique, mechanism, manufacture, material composition, means, method or step to be included in its protection domain.
Claims (8)
1. a CRRT bimetallic tube circulation temperature lowering system, it is characterized in that, described system comprises: CRRT blood processing machine (7), double-deck connection tube (1), the first monolayer connection tube (8), the second monolayer connection tube (2) and cooling circulation box (3);
Described CRRT blood processing machine (7) is connected with the inner tube of the input of described double-deck connection tube (1);
The outer tube of the input of described double-deck connection tube (1) connects and is connected with one end of described the first monolayer connection tube (8), and the other end of described the first monolayer connection tube (8) is connected with described cooling circulation box (3);
The outer tube of the outfan of described double-deck connection tube (1) connects and is connected with one end of described the second monolayer connection tube (2), and the other end of described the second monolayer connection tube (2) is connected with described cooling circulation box (3).
2. CRRT bimetallic tube circulation temperature lowering system as claimed in claim 1, is characterized in that,
Described double-deck connection tube (1) is with described the first integrated formation of monolayer connection tube (8) or adopt connecting device (4) to be connected;
Described double-deck connection tube (1) is with described the second integrated formation of monolayer connection tube (2) or adopt connecting device (4) to be connected.
3. CRRT bimetallic tube circulation temperature lowering system as claimed in claim 1 or 2, is characterized in that, is provided with micro pump (5) and low temperature pond (6) in described cooling circulation box (3);
Described micro pump (5) is connected with described low temperature pond (6);
Described the first monolayer connection tube (8) is connected with described low temperature pond (6);
Described the second monolayer connection tube (2) is connected with described low temperature pond (6).
4. CRRT bimetallic tube circulation temperature lowering system as claimed in claim 1, is characterized in that, the internal diameter of described double-deck connection tube (1) is 10mm～14mm; External diameter is 15mm～19mm.
5. CRRT bimetallic tube circulation temperature lowering system as claimed in claim 1, is characterized in that, described the first monolayer connection tube (8) internal diameter is 4mm～8mm.
6. CRRT bimetallic tube circulation temperature lowering system as claimed in claim 1, is characterized in that, described the second monolayer connection tube (2) internal diameter is 4mm～8mm.
7. CRRT bimetallic tube circulation temperature lowering system as claimed in claim 1, is characterized in that, the length of described cooling circulation box (3) is 35cm～45cm, and wide is 25cm～35cm, and height is 15cm～25cm.
8. the CRRT bimetallic tube circulation temperature lowering system as described in claim 1～7 any one, it is characterized in that, described double-deck connection tube (1), described the first monolayer connection tube (8) and/or described the second monolayer connection tube (2) adopt medical latex preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410335810.2A CN104083810A (en) | 2014-07-16 | 2014-07-16 | Double-layer tube circulating cooling system for CRRT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410335810.2A CN104083810A (en) | 2014-07-16 | 2014-07-16 | Double-layer tube circulating cooling system for CRRT |
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| CN104083810A true CN104083810A (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410335810.2A Pending CN104083810A (en) | 2014-07-16 | 2014-07-16 | Double-layer tube circulating cooling system for CRRT |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550096A (en) * | 2018-10-26 | 2019-04-02 | 南京鼓楼医院 | A kind of external low-temperature anticoagulant system of CRRT and blood purification method |
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|---|---|---|---|---|
| US4138288A (en) * | 1976-05-10 | 1979-02-06 | Shiley Scientific Incorporated | Method and apparatus for oxygenating and regulating the temperature of blood |
| US4787883A (en) * | 1986-03-10 | 1988-11-29 | Kroyer K K K | Extracorporal thermo-therapy device and method for curing diseases |
| WO2010111778A1 (en) * | 2009-03-30 | 2010-10-07 | Steve Andre Beaudin | Apparatus. system and methods for extracorporeal blood processing for selectively cooling the brain relative to the body during hyperthermic treatment or to induce hypothermia of the brain |
| WO2013012776A1 (en) * | 2011-07-15 | 2013-01-24 | Cardiac Assist, Inc. | Apparatus and method for rapidly cooling or heating the body temperature of a patient |
| CN203989200U (en) * | 2014-07-16 | 2014-12-10 | 周飞虎 | A kind of CRRT bimetallic tube circulation temperature lowering system |
-
2014
- 2014-07-16 CN CN201410335810.2A patent/CN104083810A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4138288A (en) * | 1976-05-10 | 1979-02-06 | Shiley Scientific Incorporated | Method and apparatus for oxygenating and regulating the temperature of blood |
| US4787883A (en) * | 1986-03-10 | 1988-11-29 | Kroyer K K K | Extracorporal thermo-therapy device and method for curing diseases |
| WO2010111778A1 (en) * | 2009-03-30 | 2010-10-07 | Steve Andre Beaudin | Apparatus. system and methods for extracorporeal blood processing for selectively cooling the brain relative to the body during hyperthermic treatment or to induce hypothermia of the brain |
| WO2013012776A1 (en) * | 2011-07-15 | 2013-01-24 | Cardiac Assist, Inc. | Apparatus and method for rapidly cooling or heating the body temperature of a patient |
| CN203989200U (en) * | 2014-07-16 | 2014-12-10 | 周飞虎 | A kind of CRRT bimetallic tube circulation temperature lowering system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550096A (en) * | 2018-10-26 | 2019-04-02 | 南京鼓楼医院 | A kind of external low-temperature anticoagulant system of CRRT and blood purification method |
| CN109550096B (en) * | 2018-10-26 | 2024-05-24 | 南京鼓楼医院 | CRRT (Cryptographic reverse transcription) in-vitro low-temperature anticoagulation system and blood purification method |
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Application publication date: 20141008 |