CN102755190A - Full-functional wide-temperature-range low-temperature treatment equipment - Google Patents
Full-functional wide-temperature-range low-temperature treatment equipment Download PDFInfo
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Abstract
The invention discloses a full-functional wide-temperature-area low-temperature treatment device, and relates to the technical field of medical equipment. The treatment device comprises: a computer control system and a low-temperature processing system; the cryogenic processing system comprises: the system comprises a wide-temperature-zone refrigeration module, a low-temperature protection module, a low-temperature killing module and a thermal physiological parameter monitoring module; and the computer control system is used for receiving the temperature information sent by the thermal physiological parameter monitoring module, generating a cold quantity control command according to the temperature information and sending the cold quantity control command to the hypothermia protection module and the hypothermia killing module. The treatment equipment integrates a refrigeration system with complementary functions on the same equipment, can select a proper refrigeration device and refrigeration temperature according to the actual treatment condition, and can cover all temperature areas required in clinical low-temperature treatment.
Description
Technical field
The present invention relates to the armarium technical field, particularly a kind of global function molded breadth warm area low-temperature therapeutic equipment.
Background technology
Hypothermal medicine is that the research temperature reduces the influence to human life's process, and the application branch of learning of cryogenic technique in the mankind struggle against with disease.It mainly comprises four big branches: body weight for humans is wanted cell tissue, organs at low temperature preservation, transplanting and clinical practice; Hypothermic anesthesia, low temperature cerebral resuscitation; The hypothermia medical treatment; Utilize cryosurgery tool to kill and wound abnormal structure such as tumor etc.Except that cryopreservation, other branches all belong to the low temperature therapy category.Easy, the easy row of low temperature therapy and cheap, its problem of at first facing is how to obtain the lower temperature that is complementary with clinical purpose.As in the medical treatment of hypothermic anesthesia, hypothermia, low temperature cerebral resuscitation and brain protection process, need whole body or local temperature are reduced to below 37 ℃ and kept certain hour.At present, in above-mentioned low temperature therapy, will treat temperature according to body temperature falls into 5 types: (1) profound low temperature: 0～5 ℃; (2) ultra profound hypothermia: 5～10 ℃; (3) profound hypothermia: 10～28 ℃; (4) low temperature in: 28～32 ℃; (5) mild hypothermia: 33～36 ℃.And utilize cryosurgery tool to kill and wound abnormal structure, particularly during tumor tissues, for guaranteeing fragmentation effect, the topical therapeutic temperature generally is lower than 0 ℃, minimum reaching-180 ℃.
In the modern science and technology, it is a lot of to can be used for refrigerating method, like freezing by change of state, gas throttling refrigeration, semiconductor refrigerating, absorption refrigeration, immersion freezing type refrigeration, vaporation-type refrigeration, solid adsorption refrigeration and gas vortex effect refrigeration etc.Low temperature therapy and equipment thereof also have special requirement to refrigerating method, promptly refrigeration system want compact conformation, easy to use and reliable, efficient is higher, to cryogenic temperature and cold and control has strict demand, vibration is little, noise is low etc.During towards the medical treatment of hypothermic anesthesia, hypothermia, low temperature cerebral resuscitation and brain protection, temperature required a little less than body temperature, thereby can adopt the methods such as cold compress or cryogenic liquid perfusion of multiple refrigeration principle; And when utilizing cryosurgery to kill and wound abnormal structure, the having of refrigeration principle commonly used: (1) freezing by change of state; (2) gas throttling refrigeration; (3) semiconductor refrigerating.Develop dissimilar low temperature therapy apparatuses based on these refrigerating methods, its Therapeutic Method roughly is divided into: (1) contact refrigeration; (2) insertion is freezing; (3) spray freezingly, like the cold treatment of carbon dioxide system (Cryo-T), utilize the treatment low temperature of freezing by change of state effect minimum realization the-75 ℃ of liquid carbon dioxide, range of application relates to beauty treatment, fracture, burn, rheumatism and postoperative rehabilitation etc.; The AK-1 cryosurgical treatment appearance that Cryoflex company produces adopts nitrous oxide (N
2O) working medium throttling under 3.4～4.6MPa pressure can realize that minimum probe temperature is-89 ℃, and therapeutic instrument can be installed various contact-types or ejection-type cryoprobe, can directly the liquid nitrous oxide be injected into tissue and kill and wound; The SeedNetTM low-temperature tumor therapy system that Galil Medical company produces utilizes argon throttling refrigeration minimum temperature can reach-110 ℃, in the treatment of prostate and tumor of kidney, is widely used; The Hamilton of Synerdyne company etc. develops a kind of cryoprobe that thermoelectric cooling is combined with heat pipe, has overcome the excessive shortcoming of thermoelectric cooling probe volume in the past, and the minimum temperature of its cryoprobe head can arrive-60 ℃.In addition; The refrigeration plant of other principles also can be applied in the low temperature medical treatment; The cold and hot compound armarium of immersion freezing type---the cold and hot therapeutic equipment of tumor micro-wound like Physical Chemistry Technology Inst., Chinese Academy of Sciences's development; First deep-frozen and elevated temperature heat are melted combination, can realize the rapid temperature transition between-180 ℃ and 80 ℃, kill lesion tissue to greatest extent.
In sum, be not difficult to find that above-mentioned cryogenic refrigeration equipment all only possesses a kind of refrigeration principle, and operation temperature area receives the restriction of refrigeration principle and working medium self character, the therapeutic purposes of simple function only can be provided.Up to the present, still do not have the low-temperature therapeutic equipment of the wide warm area of a kind of full function both at home and abroad, can cover all required in clinical low temperature therapy warm areas.
Summary of the invention
The technical problem that (one) will solve
The technical problem that the present invention will solve is: how a kind of global function molded breadth warm area low-temperature therapeutic equipment that can cover required all warm areas in the clinical low temperature therapy is provided.
(2) technical scheme
For solving the problems of the technologies described above, the present invention provides a kind of global function molded breadth warm area low-temperature therapeutic equipment, and it comprises: computer operating system 100 and cryogenic process system 200; Said cryogenic process system 200 comprises: wide warm area refrigeration module 201, hypothermia protection module 202, low temperature kill and wound module 203 and hot physiological parameter monitoring module 204;
Said computer operating system 100 is used to receive the temperature information that said hot physiological parameter monitoring module 204 sends, and generates the cold control command according to said temperature information, and is sent to said hypothermia protection module 202 and kills and wounds module 203 with low temperature;
Said wide warm area refrigeration module 201 connects said hypothermia protection module 202 and kills and wounds module 203 with low temperature, is used to produce the required cold of low temperature therapy;
Said hypothermia protection module 202 connects said computer operating system 100, is used for controlling according to said cold control command the amount of the cold that said wide warm area refrigeration module 201 produces, and exports said cold and carry out the hypothermia protection;
Said low temperature kills and wounds module 203, connects said computer operating system 100, is used for controlling according to said cold control command the amount of the cold that said wide warm area refrigeration module 201 produces, and exports said cold and carry out low temperature and kill and wound;
Said hot physiological parameter monitoring module 204 is used to carry out corresponding monitoring temperature, and the temperature information that monitors is sent to said computer operating system 100.
Preferably, said cryogenic process system 200 also comprises power module 205;
Said power module 205 is used to other each modules and 100 power supplies of said computer operating system of said cryogenic process system 200.
Preferably, said hypothermia protection module 202 comprises: the interconnected first cold input control device 2021 and the first cold output device 2022;
The said first cold input control device 2021 is used in hypothermia protection process, controls the amount of the cold of said wide warm area refrigeration module 201 generations according to said cold control command;
The said first cold output device 2022 is used for the cold that produces at the said wide warm area refrigeration module 201 of hypothermia protection process output.
Preferably, the said first cold output device 2022 comprises that body surface covers at least two kinds in refrigerating plant, insertion type cryogen device for casting and the cryogenic gas injection apparatus.
Preferably, said low temperature kills and wounds module 203 and comprises: the interconnected second cold input control device 2031 and the second cold output device 2032;
The said second cold input control device 2031 is used for killing and wounding process at low temperature, controls the cold that said wide warm area refrigeration module 201 produces according to said cold control command;
The said second cold output device 2032 is used for killing and wounding the cold that the said wide warm area refrigeration module 201 of process output produces at low temperature.
Preferably, the said second cold output device 2032 comprises the contact refrigeration device, inserts refrigerating plant, sprays at least two kinds in refrigerating plant and the insertion type refrigerating plant.
Preferably; Said hot physiological parameter monitoring module 204 comprises; Be used to carry out the thermometric single-point temperature measuring equipment 2041 of single-point, and the surface temperature measurement device 2042 said single-point temperature measuring equipments 2041 and the said surface temperature measurement device 2042 that are used to carry out surface temperature measurement all are sent to said computer operating system 100 with measurement data.
Preferably, said therapeutic equipment also comprises operating-table, and said cryogenic process system 200 is arranged on the said operating-table.
Preferably, said wide warm area refrigeration module 201 comprises at least three kinds in phase-change refrigerating plant, gas throttling refrigerating plant, semiconductor cooling device, immersion freezing type refrigerating plant, absorption type refrigerating unit, solid adsorption refrigerating plant, vaporation-type refrigerating plant and the gas vortex effect refrigeration device.
Preferably, the refrigerant of said wide warm area refrigeration module 201 employings is carbon dioxide, liquid nitrogen, freon series cold-producing medium, nitrous oxide, argon, mist, hypothermic saline or thermoelectric material.
(3) beneficial effect
Global function molded breadth warm area low-temperature therapeutic equipment according to the invention; The integrated refrigeration system that has complementary functions on same equipment; Can select suitable refrigerating plant and cryogenic temperature according to the actual therapeutic situation, can cover required all warm areas in the clinical low temperature therapy (temperature range that is used for low temperature therapy :-180 ℃～36 ℃).Secondly, this therapeutic equipment can be implemented hypothermia protection and low temperature killing ability simultaneously, thereby is applied to efficiently as near the diseases that clinical difficulty is high, operation risk is big such as the tumor giant aneurysm that circulates behind the neurosurgery intracranial, the basis cranii brain stem.
Description of drawings
Fig. 1 is the modular structure figure of the described global function molded breadth of embodiment of the invention warm area low-temperature therapeutic equipment;
Fig. 2 is the structure chart of the described hypothermia protection module of the embodiment of the invention;
Fig. 3 is the structure chart that the described low temperature of the embodiment of the invention kills and wounds module;
Fig. 4 is the structure chart of the described hot physiological parameter monitoring module of the embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention describes in further detail.Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
Fig. 1 is the modular structure figure of the described global function molded breadth of embodiment of the invention warm area low-temperature therapeutic equipment.As shown in Figure 1, this equipment comprises computer operating system 100 and cryogenic process system 200.This cryogenic process system 200 comprises that wide warm area refrigeration module 201, hypothermia protection module 202, low temperature kill and wound module 203, hot physiological parameter monitoring module 204 and power module 205.
Said computer operating system 100 is used to receive the temperature information that said hot physiological parameter monitoring module 204 sends, and controls said hypothermia protection module 202 according to this temperature information and kill and wound module 203 with low temperature and realize corresponding functions.
Said wide warm area refrigeration module 201 connects said hypothermia protection module 202 and kills and wounds module 203 with low temperature, is used to produce the required cold of low temperature therapy.
Said hypothermia protection module 202 connects said computer operating system 100, is used to control and export the cold that said wide warm area refrigeration module 201 produces and carries out the hypothermia protection.
Said low temperature kills and wounds module 203, connects said computer operating system 100, is used to control and export cold that said wide warm area refrigeration module 201 produces and carries out low temperature and kill and wound.
Said hot physiological parameter monitoring module 204 is used to carry out corresponding monitoring temperature, and the temperature information that monitors is sent to said computer operating system 100.
Said power module 205 is used to other each modules and 100 power supplies of said computer operating system of said cryogenic process system 200.
This equipment also comprises operating-table, and each module of said cryogenic process system 200 is installed on this operating-table.Also be provided with on this operating-table and can carry out the mechanic adjustment unit that relative position is regulated according to the target lesions position.Because this operating-table is not an emphasis of the present invention, repeats no more at this.
Fig. 2 is the structure chart of the described hypothermia protection module 202 of the embodiment of the invention.As shown in Figure 2, said hypothermia protection module 202 comprises, the interconnected first cold input control device 2021 and the first cold output device 2022.The said first cold input control device 2021 is used for the cold that produces at the said wide warm area refrigeration module 201 of hypothermia protection process control.The said first cold output device 2022; Be used for the cold in said wide warm area refrigeration module 201 generations of hypothermia protection process output, it comprises that body surface covers at least two kinds in refrigerating plant, insertion type cryogen device for casting and the cryogenic gas injection apparatus.Every kind of cold output device all can be arranged in pairs or groups with any one refrigerating plant mutually.
Fig. 3 is the structure chart that the described low temperature of the embodiment of the invention kills and wounds module 203.As shown in Figure 3, said low temperature kills and wounds module 203 and comprises, the interconnected second cold input control device 2031 and the second cold output device 2032.The said second cold input control device 2031 is used for killing and wounding the cold that the said wide warm area refrigeration module 201 of process control produces at low temperature.The said second cold output device 2032 is used for killing and wounding the cold that the said wide warm area refrigeration module 201 of process output produces at low temperature, and it comprises the contact refrigeration device, inserts refrigerating plant, sprays at least two kinds in refrigerating plant and the insertion type refrigerating plant.
Fig. 4 is the structure chart of the described hot physiological parameter monitoring module 204 of the embodiment of the invention.As shown in Figure 4, said hot physiological parameter monitoring module 204 comprises, is used to carry out the thermometric single-point temperature measuring equipment 2041 of single-point, and the surface temperature measurement device 2042 that is used to carry out surface temperature measurement.Said single-point temperature measuring equipment 2041 is an occasionally thermistor temperature detecting meter of thermoelectricity; Said surface temperature measurement device 2042 is one or more the combination in infrared thermal imaging device, body surface coated with liquid crystal material, nuclear-magnetism thermal imaging temperature measuring equipment, microwave radiation temperature measuring device, velocity of sound temperature measuring equipment, ultrasonic temperature measurement device and the CT temperature measuring equipment.Said computer operating system 100 receives the measurement data of self-heating physiological parameter monitoring module 204; Generate cold control command and be sent to hypothermia protection module 202 according to this measurement data and kill and wound module 203, to adjust the duty that said hypothermia protection module 202 and low temperature kill and wound module 203 with low temperature.When hot physiological parameter monitoring module 204 measured temperature datas were in the normal value under the therapeutic state, said hypothermia protection module 202 killed and wounded module 203 with low temperature and keeps the work on hand state; When hot physiological parameter monitoring module 204 measured temperature datas were lower than the normal value under the therapeutic state, said hypothermia protection module 202 killed and wounded the amount that module 203 reduces the cold of wide warm area refrigeration module 201 generations with low temperature, thereby reduced the output of cold; When hot physiological parameter monitoring module 204 measured temperature datas were higher than the normal value under the therapeutic state, said hypothermia protection module 202 killed and wounded the amount that module 203 increases the cold of wide warm area refrigeration module 201 generations with low temperature, thereby increased the output of cold.
Said wide warm area refrigeration module 201 comprises, in phase-change refrigerating plant, gas throttling refrigerating plant, semiconductor cooling device, immersion freezing type refrigerating plant, absorption type refrigerating unit, solid adsorption refrigerating plant, vaporation-type refrigerating plant and the gas vortex effect refrigeration device at least three kinds.
The refrigerant that said wide warm area refrigeration module 201 adopts is carbon dioxide, liquid nitrogen, freon series cold-producing medium, nitrous oxide, argon, (mist is a kind of general name of refrigerant to mist; It is mixed by multiple gases, and refrigeration character is by gas component and proportioning decision.), hypothermic saline or thermoelectric material.
When the global function molded breadth warm area low-temperature therapeutic equipment of the embodiment of the invention is used for hypothermic anesthesia, hypothermia medical treatment, low temperature cerebral resuscitation and brain protection process; Temperature required a little less than body temperature; Can select suitable refrigerating plant in the wide warm area refrigeration module 201 according to the corresponding treatment temperature, like semiconductor cooling device, vaporation-type refrigerating plant etc.At this moment, launch suitable cold output device again, cover refrigerating plant as in hypothermic anesthesia and local hypothermia medical procedure, using body surface according to implementing occasion; In the medical treatment of whole body hypothermia, low temperature cerebral resuscitation and brain protection process, use insertion type cryogen device for casting and cryogenic gas injection apparatus.
Kill and wound process when the present invention is used for low temperature, its topical therapeutic temperature generally is lower than 0 ℃, minimum reaching-180 ℃.At this moment, select refrigerating plant and refrigeration working medium suitable in the wide warm area refrigeration module 201 according to the details of focus.As when treating conventional department of dermatologry, ophthalmology gill nose laryngeal disease, Controllable Temperature is made as-40 ℃～0 ℃, and refrigerating plant can be selected thermoelectric cooling unit, phase-change refrigerating plant, gas throttling refrigerating plant etc.; When the various malignant tumor of treatment, cryogenic requirement is more strict, need be controlled to be-180 ℃～-100 ℃, and refrigerating plant can be selected gas throttling refrigerating plant, immersion freezing type refrigerating plant etc.After confirming refrigerating plant, launch suitable cold output device,, can use the contact refrigeration device or spray refrigerating plant as when focus is positioned at body surface according to histoorgan and depth that focus depended on; When focus is positioned at human body natural's cavity, can use injecting type refrigerating plant or insertion type refrigerating plant; When focus is positioned at the human body deep, can uses and insert refrigerating plant or insertion type refrigerating plant.
When the present invention is used for the operation that clinical difficulty is higher, risk is bigger; During like diseases such as near the tumors giant aneurysm that circulates behind the neurosurgery intracranial, the basis cranii brain stem; Can at first launch refrigerating plant and the refrigeration working medium that to realize in the wide warm area refrigeration module 201 a little less than body temperature, thereby realize the treatment of whole body Deep Hypothermia Circulatory Arrest; Launch refrigerating plant and the refrigeration working medium that to realize the killing tumor cells tissue temperature in the wide warm area refrigeration module 201 again, and then destroy tumor tissues.At this moment, not only can realize the lethal effect of tumor tissues, can also realize the low-temperature protection of whole body vitals, surgical effect is preferable, and curative effect is more reliable.
Use the therapeutic equipment of the embodiment of the invention; Control with the low temperature time through computer operating system 100 and the first cold input control device 2021 and 2031 pairs of refrigeration of second cold input control device intensity in the therapeutic process, and by means of the monitoring of hot physiological parameter monitoring module 204 realization human body corresponding site single-points and surface temperature value.Said computer operating system 100 receives the measurement data of self-heating physiological parameter monitoring module 204; Generate cold control command and be sent to hypothermia protection module 202 according to this measurement data and kill and wound module 203 with low temperature; To adjust the duty that said hypothermia protection module 202 and low temperature kill and wound module 203: when hot physiological parameter monitoring module 204 measured temperature datas were in the normal value under the therapeutic state, said hypothermia protection module 202 killed and wounded module 203 with low temperature and keeps the work on hand states; When hot physiological parameter monitoring module 204 measured temperature datas were lower than the normal value under the therapeutic state, said hypothermia protection module 202 killed and wounded the amount that module 203 reduces the cold of wide warm area refrigeration module 201 generations with low temperature, thereby reduced the output of cold; When hot physiological parameter monitoring module 204 measured temperature datas were higher than the normal value under the therapeutic state, said hypothermia protection module 202 killed and wounded the amount that module 203 increases the cold of wide warm area refrigeration module 201 generations with low temperature, thereby increased the output of cold.Thereby form a dynamic control process.
The described global function molded breadth of embodiment of the invention warm area low-temperature therapeutic equipment has following advantage.At first; It is the integrated first refrigeration system that has complementary functions on same equipment; Be about to phase-change refrigerating plant, gas throttling refrigerating plant, semiconductor cooling device, immersion freezing type refrigerating plant etc. and merge each other, select refrigerating plant and cryogenic temperature according to the actual therapeutic situation; Secondly; The described hypothermia protection module 202 of the embodiment of the invention kills and wounds with low temperature and has disposed multiple cold output device on the module 203 simultaneously; Utilize this therapeutic equipment to select suitable cold output device, realize low temperature therapy purpose efficiently according to the treatment situation; The 3rd, this therapeutic equipment also can be implemented hypothermia protection and low temperature killing ability simultaneously, thereby is applied to efficiently as near the diseases that clinical difficulty is high, operation risk is big such as the tumor giant aneurysm that circulates behind the neurosurgery intracranial, the basis cranii brain stem; At last; It is in use more flexible that the described therapeutic equipment of the embodiment of the invention is compared various traditional low temperature therapy equipments; Has application scenario widely; Also for medical personnel provide more easy instrumentation mode, thereby overcome the deficiency that prior art exists to a certain extent.
Above embodiment only is used to explain the present invention; And be not limitation of the present invention; The those of ordinary skill in relevant technologies field under the situation that does not break away from the spirit and scope of the present invention, can also be made various variations and modification; Therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (10)
1. a global function molded breadth warm area low-temperature therapeutic equipment is characterized in that, comprising: computer operating system (100) and cryogenic process system (200); Said cryogenic process system (200) comprising: wide warm area refrigeration module (201), hypothermia protection module (202), low temperature kill and wound module (203) and hot physiological parameter monitoring module (204);
Said computer operating system (100) is used to receive the temperature information that said hot physiological parameter monitoring module (204) sends, and generates the cold control command according to said temperature information, and is sent to said hypothermia protection module (202) and low temperature kills and wounds module (203);
Said wide warm area refrigeration module (201) connects said hypothermia protection module (202) and low temperature and kills and wounds module (203), is used to produce the required cold of low temperature therapy;
Said hypothermia protection module (202) connects said computer operating system (100), is used for controlling according to said cold control command the amount of the cold of said wide warm area refrigeration module (201) generation, and exports said cold and carry out the hypothermia protection;
Said low temperature kills and wounds module (203), connects said computer operating system (100), is used for controlling according to said cold control command the amount of the cold that said wide warm area refrigeration module (201) produces, and exports said cold and carry out low temperature and kill and wound;
Said hot physiological parameter monitoring module (204) is used to carry out corresponding monitoring temperature, and the temperature information that monitors is sent to said computer operating system (100).
2. therapeutic equipment as claimed in claim 1 is characterized in that, said cryogenic process system (200) also comprises power module (205);
Said power module (205) is used to other each modules and said computer operating system (100) power supply of said cryogenic process system (200).
3. therapeutic equipment as claimed in claim 1 is characterized in that, said hypothermia protection module (202) comprising: the interconnected first cold input control device (2021) and the first cold output device (2022);
The said first cold input control device (2021) is used in hypothermia protection process, controls the amount of the cold of said wide warm area refrigeration module (201) generation according to said cold control command;
The said first cold output device (2022) is used for the cold that produces at the hypothermia protection process said wide warm area refrigeration module of output (201).
4. therapeutic equipment as claimed in claim 3 is characterized in that, the said first cold output device (2022) comprises that body surface covers at least two kinds in refrigerating plant, insertion type cryogen device for casting and the cryogenic gas injection apparatus.
5. therapeutic equipment as claimed in claim 1 is characterized in that, said low temperature kills and wounds module (203) and comprising: the interconnected second cold input control device (2031) and the second cold output device (2032);
The said second cold input control device (2031) is used for killing and wounding process at low temperature, controls the cold that said wide warm area refrigeration module (201) produces according to said cold control command;
The said second cold output device (2032) is used for killing and wounding the cold that the process said wide warm area refrigeration module of output (201) produces at low temperature.
6. therapeutic equipment as claimed in claim 5 is characterized in that, the said second cold output device (2032) comprises the contact refrigeration device, inserts refrigerating plant, sprays at least two kinds in refrigerating plant and the insertion type refrigerating plant.
7. therapeutic equipment as claimed in claim 1; It is characterized in that; Said hot physiological parameter monitoring module (204) comprises; Be used to carry out the thermometric single-point temperature measuring equipment of single-point (2041), and the said single-point temperature measuring equipment of surface temperature measurement device (2042) (2041) and the said surface temperature measurement device (2042) that are used to carry out surface temperature measurement all are sent to said computer operating system (100) with measurement data.
8. therapeutic equipment as claimed in claim 1 is characterized in that said therapeutic equipment also comprises operating-table, and said cryogenic process system (200) is arranged on the said operating-table.
9. therapeutic equipment as claimed in claim 1; It is characterized in that said wide warm area refrigeration module (201) comprises at least three kinds in phase-change refrigerating plant, gas throttling refrigerating plant, semiconductor cooling device, immersion freezing type refrigerating plant, absorption type refrigerating unit, solid adsorption refrigerating plant, vaporation-type refrigerating plant and the gas vortex effect refrigeration device.
10. therapeutic equipment as claimed in claim 1; It is characterized in that the refrigerant that said wide warm area refrigeration module (201) adopts is carbon dioxide, liquid nitrogen, freon series cold-producing medium, nitrous oxide, argon, mist, hypothermic saline or thermoelectric material.
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| CN102755190B (en) | 2014-12-31 |
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