CN103394150B - Thermostatic controller for medical fluid - Google Patents
Thermostatic controller for medical fluid Download PDFInfo
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- CN103394150B CN103394150B CN201310325614.2A CN201310325614A CN103394150B CN 103394150 B CN103394150 B CN 103394150B CN 201310325614 A CN201310325614 A CN 201310325614A CN 103394150 B CN103394150 B CN 103394150B
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- thermostatic
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- cryostat
- heated
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Abstract
The invention discloses a thermostatic controller for medical fluid. The thermostatic controller is connected with a transfusion needle by a guide tube with peristaltic pumps and comprises a thermostatic heating system and a thermostatic freezing system. The thermostatic heating system is communicated with the thermostatic freezing system via a fluid channel in a serial connection manner, and comprises a thermostatic heating tank, a first box and a heat-insulation layer, a heating element and a thermostatic heating controller are arranged at the bottom of the first box, one end of the thermostatic heating controller is connected with the heating element, and the other end of the thermostatic heating controller is connected with a power socket; the thermostatic freezing system comprises a thermostatic freezing tank, a second box and another heat-insulation layer, a freezing device and a thermostatic freezing controller are arranged at the bottom of the second box, one end of the thermostatic freezing controller is connected with the freezing device, and the other end of the thermostatic freezing controller is connected with another power socket; both the thermostatic heating controller and the thermostatic freezing controller are connected with external keyboards and external temperature display instruments. The thermostatic controller for the medical fluid has the advantage that the thermostatic controller can be widely applied to medical fluid pipelines with different requirements on temperatures, so that the fluid can be thermostatically utilized at different environmental temperatures.
Description
Technical field
The present invention relates to technical field of medical auxiliary equipment, specifically a kind of Thermostatic controller for medical fluid.
Background technology
In medical research work, convection cell is often needed to carry out heating or freezing.Heat during as transfused blood, heating transfusion during whole-body hyperthermia, when extracorporeal circulation, hemodialysis, artificial liver in treatment, heating blood feeds back; The flushing liquor heating of Urology Surgery Minimally Invasive Surgery etc., due to the requirement of aseptic principle, generally will use after whole bottle transfusion hot-water soak, there is the problem of difficult control of temperature.For this reason, some Medical constant-temperature heaters are there are, can pharmaceutical liquid be heated to target temperature, thus improve the effect of Drug therapy, because of the uncomfortable reaction such as cold, swollen, numb that low temperature brings to patient's part when solving drug infusion, loss to medicine when avoiding original method preheating, ensure that drug effect in time, give full play to, be conducive to improving therapeutic effect; And for example during oncotherapy, generally can adopt hyperthermic perfusion chemotherapy chemotherapy and thermotherapy combined, utilize the chemotherapeutics that physical energy heat hot effect is good, be filled into tumor locus, tumor tissues temperature is risen to and effectively treats temperature, and maintain certain hour, utilize normal structure and tumor cell to the difference of temperature tolerance, reach the therapeutic purposes that can make apoptosis of tumor cells, again not damaging normal tissue.
There is more constant temperature heating device in current medical institutions, but convection cell carry out freezing after the research of low temperature infusion device less, find that protection application that is slight and moderate hypothermia increases gradually at clinicing aspect.Particularly in recent years, Mild Hypothermal is used to the fields such as treatment anoxia neonatorum encephalopathy, brain after resuscitation from cardiac arrest protection, cerebral trauma and apoplexy.Low temperature regime that is clinical and that apply in testing is mainly whole body sub-low-temperature at present, as hypothermic blanket, ice bag, ice cap etc., these modes efficiency of lowering the temperature is low, not easily realizes rapidly Mild Hypothermal, and total body hypothermia can with multiple complications, as cardiac arrhythmia, coagulation disorders etc.Modern blood purification technology is applied to the treatment of clinical subjects critical illness already, be called as the organ function supporting technology of equal importance with respirator, therefore, there is provided the device of a kind of cryogenic liquid or autoblood perfusion, the object making patient reach Mild Hypothermal in the process of carrying out blood purification treatment necessitates.
Summary of the invention
Technical problem to be solved by this invention overcomes in prior art only to there is constant temperature heating device, and the mode of the employing Physical temperature-lowering simple when low temperature therapy, not easily realize low temperature rapidly, even also with problems such as multiple complications, a kind of Thermostatic controller for medical fluid may be provided.
The present invention for the adopted technical scheme that solves the problem is: a kind of Thermostatic controller for medical fluid, this radiator valve is connected with transfusion needle by the conduit with peristaltic pump, this radiator valve comprises constant-temperature heating system by fluid passage serial communication and cryostat system, described constant-temperature heating system comprises heated at constant temperature case, the first box body being located at heated at constant temperature case inside and the heat-insulation layer be located between the first box body outer wall and heated at constant temperature chamber interior wall, the bottom of the first box body is provided with heating element heater and heated at constant temperature controller, one end of heated at constant temperature controller is connected with heating element heater, the other end is connected with supply socket, the heat-insulation layer that described cryostat system comprises cryostat case, is located at the second box body of cryostat case inside and is located between the second box body outer wall and cryostat chamber interior wall, the bottom of this second box body is provided with refrigerating plant and cryostat controller, one end of cryostat controller is connected with refrigerating plant, and the other end is connected with supply socket, described first box body with the second box body is equipped with the inlet and liquid outlet that are communicated with fluid passage, described heated at constant temperature controller and cryostat controller are all connected with the keyboard of peripheral hardware and temperature indicator.
Described refrigerating plant comprises compressor, condenser and vaporizer, and condenser is connected with vaporizer, and compressor is connected with condenser and vaporizer respectively.
Be provided with the coil be connected with liquid outlet with its inlet in the first described box body, the water flooding coil is also housed in the first box body.
Be provided with the coil be connected with liquid outlet with its inlet in the second described box body, the water flooding coil is also housed in the second box body.
Described heated at constant temperature controller and cryostat controller adopt same keyboard and same temperature indicator.Heated at constant temperature controller and cryostat controller have extended out keyboard and temperature indicator simultaneously, input circuit in keyboard is used for inputting the temperature value of setting, and the circuit in temperature indicator is used for the temperature of display setting, heated at constant temperature case or the actual temperature of cryostat case, the running status of this fluid radiator valve and time.Medical worker observes the working condition of this radiator valve by temperature indicator, and adjusts the parameter such as plant capacity, temperature and time by keyboard.
In the present invention, be equipped with coil and flood the water of coil in first box body and the second box body, because coil bended several times is more, the heat-exchange surface sum time of water in medical fluid and box body in coil can be increased, thus make medical fluid obtain sufficient heat treated, medical fluid can be heated and remain in the temperature range of setting; The setting of coil can also reduce the volume of heated at constant temperature case or cryostat case.
Beneficial effect: the present invention is respectively equipped with constant-temperature heating system and cryostat system, when need to heat fluid to be conveyed or freezing time, only need open corresponding thermostatic control system, widely applicable; The heat-insulation layer arranged can reduce fluid the distributing of heat in flow process, constant temperature use can be carried out under different ambient temperatures, safe and reliable, can be widely used in and have on the different medical fluid pipeline required the height of temperature, temperature-controllable is built in 38-45 DEG C or 25-30 DEG C.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic diagram of coil in the present invention.
Reference numeral: 1, conduit, 2, transfusion needle, 3, peristaltic pump, 4, heated at constant temperature case, 5, heat-insulation layer, the 6, first box body, 7, heating element heater, 8, heated at constant temperature controller, 9, supply socket, 10, cryostat case, 11, refrigerating plant, 12, cryostat controller, the 13, second box body, 14, coil.
Detailed description of the invention
As shown in Figure 1, a kind of Thermostatic controller for medical fluid, this radiator valve is connected with transfusion needle 2 by the conduit 1 with peristaltic pump 3, this radiator valve comprises constant-temperature heating system by fluid passage serial communication and cryostat system, described constant-temperature heating system comprises heated at constant temperature case 4, the first box body 6 being located at heated at constant temperature case 4 inside and the heat-insulation layer be located between the first box body 6 outer wall and heated at constant temperature case 4 inwall, the bottom of the first box body 6 is provided with heating element heater 7 and heated at constant temperature controller 8, one end of heated at constant temperature controller 8 is connected with heating element heater 7, the other end is connected with supply socket, the heat-insulation layer that described cryostat system comprises cryostat case 10, is located at the second box body 13 of cryostat case 10 inside and is located between the second box body 13 outer wall and cryostat case 10 inwall, the bottom of this second box body 13 is provided with refrigerating plant 11 and cryostat controller 12, one end of cryostat controller 12 is connected with refrigerating plant 11, and the other end is connected with supply socket, described first box body 6 is equipped with on the second box body 13 inlet and liquid outlet that are communicated with fluid passage, described heated at constant temperature controller 8 and cryostat controller 12 are all connected with the keyboard of peripheral hardware and temperature indicator, can be set to: heated at constant temperature controller 8 and cryostat controller 12 adopt same keyboard and same temperature indicator.
Described refrigerating plant 11 comprises compressor, condenser and vaporizer, and condenser is connected with vaporizer, and compressor is connected with condenser and vaporizer respectively.
Be provided with the coil be connected with liquid outlet with its inlet in the first described box body 6, in the first box body 6, the water flooding coil be also housed; Be provided with the coil be connected with liquid outlet with its inlet in the second described box body 13, in the second box body 13, the water flooding coil be also housed.
The operation principle of this radiator valve of the present invention is: heated at constant temperature case 4 is communicated with fluid passage with liquid outlet respectively by the inlet that the first box body 6 of wherein arranging is arranged, wherein, the inlet of the first box body 6 is connected with transfusion needle 2, the liquid outlet of the first box body 6 is connected by the inlet of fluid passage second box body 13, the liquid outlet of the second box body 13 is connected with transfusion needle 2 by fluid passage, forms the path that circulation is communicated with.When needing to carry out hot perfusion of fluid to transfusion needle, supply socket on heated at constant temperature case 4 is connected power supply, cryostat case 13 deenergization, heat temperature raising is carried out to the water in the first box body 6, the temperature indicator of heated at constant temperature controller 8 peripheral hardware in real time by Temperature displaying out, when real time temperature is shown as a certain specific temperature value, open peristaltic pump, medical fluid is flowed into via the inlet of the first box body 6, then is flowed out by the liquid outlet of the first box body 6, final injection transfusion needle 2; When needing to carry out freezing perfusion of fluid to transfusion needle, supply socket on cryostat case 13 is connected power supply, heated at constant temperature case deenergization, frozen cooling is carried out to the water in the second box body 13, specifically, namely opens compressor, control condensing agent and enter vaporizer, then return and dispelled the heat by condenser, thus the temperature of the second box body 13 is down to a certain specific low-temperature values, being then held in this specific low-temperature values.
Enforcement of the present invention is not restricted to the described embodiments, other is any do not deviate from design framework of the present invention and technology under the change done modify or substitute, all should be the displacement of equivalence, be included within protection scope of the present invention.
Claims (3)
1. a Thermostatic controller for medical fluid, this radiator valve is connected with transfusion needle (2) by the conduit (1) with peristaltic pump (3), it is characterized in that: this radiator valve comprises constant-temperature heating system by fluid passage serial communication and cryostat system, described constant-temperature heating system comprises heated at constant temperature case (4), the heat-insulation layer being located at inner the first box body (6) of heated at constant temperature case (4) and being located between the first box body (6) outer wall and heated at constant temperature case (4) inwall, the bottom of the first box body (6) is provided with heating element heater (7) and heated at constant temperature controller (8), one end of heated at constant temperature controller (8) is connected with heating element heater (7), the other end is connected with supply socket, described cryostat system comprises cryostat case (10), the heat-insulation layer being located at inner the second box body (13) of cryostat case (10) and being located between the second box body (13) outer wall and cryostat case (10) inwall, the bottom of this second box body (13) is provided with refrigerating plant (11) and cryostat controller (12), one end of cryostat controller (12) is connected with refrigerating plant (11), the other end is connected with supply socket, refrigerating plant (11) comprises compressor, condenser and vaporizer, condenser is connected with vaporizer, compressor is connected with condenser and vaporizer respectively, described first box body (6) is equipped with on the second box body (13) inlet and liquid outlet that are communicated with fluid passage, and described heated at constant temperature controller (8) and cryostat controller (12) are all connected with the keyboard of peripheral hardware and temperature indicator, described heated at constant temperature controller (8) and cryostat controller (12) adopt same keyboard and same temperature indicator.
2. a kind of Thermostatic controller for medical fluid according to claim 1, is characterized in that: be provided with the coil be connected with liquid outlet with its inlet in described the first box body (6), the first box body is also equipped with the water flooding coil in (6).
3. a kind of Thermostatic controller for medical fluid according to claim 1, is characterized in that: be provided with the coil be connected with liquid outlet with its inlet in described the second box body (13), the second box body is also equipped with the water flooding coil in (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310325614.2A CN103394150B (en) | 2013-07-31 | 2013-07-31 | Thermostatic controller for medical fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310325614.2A CN103394150B (en) | 2013-07-31 | 2013-07-31 | Thermostatic controller for medical fluid |
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| Publication Number | Publication Date |
|---|---|
| CN103394150A CN103394150A (en) | 2013-11-20 |
| CN103394150B true CN103394150B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310325614.2A Expired - Fee Related CN103394150B (en) | 2013-07-31 | 2013-07-31 | Thermostatic controller for medical fluid |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861183B (en) * | 2014-03-14 | 2015-11-04 | 重庆大学 | A kind of infusion tube heating device utilizing phase transformation to realize transfer of heat |
| CN106039488B (en) * | 2016-06-27 | 2019-08-09 | 孙婧 | A kind of self control type operation room infusion heat-preservation care instrument |
| CN108852609A (en) * | 2018-05-27 | 2018-11-23 | 武汉雪酷生物科技有限公司 | The external fatty liver therapeutic equipment of Mild Hypothermal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161400A (en) * | 2010-12-14 | 2011-08-24 | 中国人民解放军军事医学科学院卫生装备研究所 | Field low-temperature storage and conveying box |
| CN201949455U (en) * | 2011-01-27 | 2011-08-31 | 陈洪艳 | Electrothermostat |
| US8079981B2 (en) * | 2007-03-13 | 2011-12-20 | Quality In Flow Ltd. | Device for heating a flow of liquid by electrical heating of a metallic conduit |
| CN202376569U (en) * | 2011-12-22 | 2012-08-15 | 王俊平 | Constant-temperature box for transfusion liquid |
| CN202569089U (en) * | 2012-05-21 | 2012-12-05 | 秦志丰 | Medical constant-temperature heating irrigation device |
| CN202892568U (en) * | 2012-11-15 | 2013-04-24 | 王丹 | Heating device for infusion appliance |
-
2013
- 2013-07-31 CN CN201310325614.2A patent/CN103394150B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8079981B2 (en) * | 2007-03-13 | 2011-12-20 | Quality In Flow Ltd. | Device for heating a flow of liquid by electrical heating of a metallic conduit |
| CN102161400A (en) * | 2010-12-14 | 2011-08-24 | 中国人民解放军军事医学科学院卫生装备研究所 | Field low-temperature storage and conveying box |
| CN201949455U (en) * | 2011-01-27 | 2011-08-31 | 陈洪艳 | Electrothermostat |
| CN202376569U (en) * | 2011-12-22 | 2012-08-15 | 王俊平 | Constant-temperature box for transfusion liquid |
| CN202569089U (en) * | 2012-05-21 | 2012-12-05 | 秦志丰 | Medical constant-temperature heating irrigation device |
| CN202892568U (en) * | 2012-11-15 | 2013-04-24 | 王丹 | Heating device for infusion appliance |
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| Publication number | Publication date |
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| CN103394150A (en) | 2013-11-20 |
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Granted publication date: 20150708 Termination date: 20160731 |