CN103083081A - Protective device and cold and hot knife and control method of protective device - Google Patents
Protective device and cold and hot knife and control method of protective device Download PDFInfo
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- CN103083081A CN103083081A CN2013100083245A CN201310008324A CN103083081A CN 103083081 A CN103083081 A CN 103083081A CN 2013100083245 A CN2013100083245 A CN 2013100083245A CN 201310008324 A CN201310008324 A CN 201310008324A CN 103083081 A CN103083081 A CN 103083081A
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- protective sleeve
- heater strip
- current temperatures
- temperature sensor
- temperature
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Abstract
The invention discloses a protective device, a cold and hot knife, and a control method of the protective device. The protective device comprises a protective sleeve, a temperature sensor, a heating strip and a control unit. The temperature sensor is connected with the protective sleeve and collects current temperature of the protective device. The heating strip is wound on the protective sleeve. The control unit is connected with the temperature sensor and the heating strip, obtains the current temperature of collection of the temperature sensor, and controls heat which is produced by the heating strip according to the current temperature and preset protective temperature. Temperature of the protective device can be maintained in the temperature scope which is borne by normal tissue of a human body, and thus the normal tissue of the human body is not frozen by low-temperature gas.
Description
Technical field
The present invention relates to medical instruments field, relate in particular the control method of a kind of protector, cold and hot cutter and a kind of protector.
Background technology
Development along with science and technology, the mankind are having very big breakthrough aspect the treatment tumor, cold and hot cutter is used by people widely with its unique advantage, cold and hot cutter is a kind of medical apparatus and instruments for the tumor cutting, can be by the mode of tumor tissues enforcement fast cooling being freezed then suddenly heat up and melt, come effective destroyed tumor tissue, when cryogenic gas is flowed into cold and hot cutter, can realize the cooling of tumor tissues is freezed.
Cold and hot cutter is comprised of two parts usually: first component and second component, first component is non-treatment section parts, second component is treatment section parts, in use, first component is positioned at the normal structure scope of human body, second component is positioned at the tumor tissues scope of human body, when cryogenic gas flow to treatment section parts through non-treatment section parts, can lower the temperature to the tumor tissues of human body and freeze.
And in order to prevent the normal structure of cryogenic gas cold injury human body; usually edge protector on the first component of cold and hot cutter; in the prior art; this protector mainly adopts the vacuum protection cover, to realize the isolation effect to cryogenic gas, still when treatment time is long; because the effect of heat insulation of vacuum protection cover is limited; also easily with the normal tissue cell cold injury of human body, dangerous, therefore can not realize effectively heat insulation.
Summary of the invention
In view of this, the invention provides the control method of a kind of protector, cold and hot cutter and a kind of protector, to solve in prior art because vacuum protection cover effect of heat insulation is limited easily with the problem of the normal tissue cell cold injury of human body.
For achieving the above object, the invention provides following technical scheme:
A kind of protector comprises:
Protective sleeve;
Be connected with described protective sleeve, gather the temperature sensor of protective sleeve Current Temperatures;
Be wrapped in the heater strip on described protective sleeve;
Respectively with described temperature sensor be connected heater strip and be connected, obtain the Current Temperatures that described temperature sensor gathers, and according to described Current Temperatures and default protection temperature, control the control unit that heater strip produces heat.
Preferably, the outer surface of described protective sleeve is provided with spiral groove, and described heater strip specifically is wrapped in the spiral groove of described protective sleeve.
Preferably, described temperature sensor is occasionally K type thermocouple of T-shaped thermoelectricity.
Preferably, described protective sleeve is the protective sleeve of titanium ceramic material.
Preferably, described heater strip is the heater strip of carbon fiber material.
Preferably, described heater strip surface is coated with insulating barrier.
Preferably, described insulating barrier is the insulating barrier of polyimide material.
A kind of cold and hot cutter comprises first component and second component, studs with protector as described in claim 1 ~ 7 any one in described first component.
A kind of control method of protector, described protector comprises protective sleeve, the temperature sensor that is connected with described protective sleeve, is wrapped in the heater strip on described protective sleeve, and described method comprises: the Current Temperatures that obtains the described protective sleeve of described temperature sensor collection;
According to described Current Temperatures and default protection temperature, control heater strip and produce heat.
Preferably, described according to described Current Temperatures and default protection temperature, control heater strip generation heat and be specially:
, control heater strip and produce corresponding heat during less than default protection temperature when described Current Temperatures.
Via above-mentioned technical scheme as can be known; compared with prior art; the invention discloses the control method of a kind of protector, cold and hot cutter and a kind of protector; in this protector; control unit can obtain the protective sleeve Current Temperatures that temperature sensor gathers; and control heater strip generation heat according to Current Temperatures and default protection temperature; the heat that heater strip produces can remain in the temperature range that the normal structure of human body can bear, thereby the normal structure that has guaranteed human body can be by the cryogenic gas cold injury.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to the accompanying drawing that provides other accompanying drawing.
Fig. 1 is the structural representation of an embodiment of a kind of protector of the present invention;
Fig. 2 is the structural representation of an embodiment of a kind of cold and hot cutter of the present invention;
Fig. 3 is the flow chart of an embodiment of the control method of a kind of protector of the present invention.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
the embodiment of the invention discloses a kind of protector, the control method of cold and hot cutter and a kind of protector, this protector comprises protective sleeve, be connected with described protective sleeve, gather the temperature sensor of protective sleeve Current Temperatures, be wrapped in the heater strip of described protective sleeve outer surface, be connected with described heater strip with described temperature sensor respectively, obtain the Current Temperatures that described temperature sensor gathers, and according to described Current Temperatures and default protection temperature, control the control unit that heater strip produces heat, the heat that heater strip produces can remain in the temperature range that the normal structure of human body can bear, thereby the normal structure that has guaranteed human body can be by the cryogenic gas cold injury.
Referring to Fig. 1, show the structural representation of an embodiment of a kind of protector of the present invention.
In conjunction with Fig. 1, this protector can comprise: protective sleeve 101, temperature sensor 102, heater strip 103 and control unit 104, wherein:
Described temperature sensor 102 is connected with described protective sleeve 101, can gather the protective sleeve Current Temperatures, and is concrete, can gather the Current Temperatures of protective sleeve outer surface;
Wherein, described protective sleeve is made by adiabator, for example, can select the titanium ceramic thermal insulation material.
Need to prove, the way of realization of described protective sleeve is concrete the restriction not, can directly select single ply protective cover or double shielding cover, also can select the vacuum protection cover, makes this protective sleeve better to realize heat insulation; The structure of certain described protective sleeve does not have concrete restriction yet, and its outer surface can be smooth structure, also can be provided with groove, and wherein, described groove can be spiral groove.
Wherein, the type of limiting temperature sensor not, as preferred implementation, can select occasionally K type thermocouple of T-shaped thermoelectricity in the present invention.
Described heater strip 103 is wrapped on described protective sleeve 101;
Need to prove; heater strip is wrapped in the not concrete restriction of mode on protective sleeve; as a kind of way of realization; heater strip can be wrapped in the inside of protective sleeve; also can directly be wrapped in closely the outer surface of described protective sleeve; certainly, described heater strip also can be wrapped in the spiral groove of described protective sleeve.
Wherein, described heater strip can be selected the heater strip of paramagnetism conductive material, for example, can select the carbon fiber heating silk.
Wherein, described heater strip surface can the coated insulation layer, and the material of insulating barrier is concrete the restriction not, for example, can select the insulating barrier of polyimide material.
Wherein, described temperature sensor can be fixed between the outer surface and described heater strip of described protective sleeve, is used for gathering the Current Temperatures of described protective sleeve outer surface.
Described control unit 104 is connected with described heater strip 103 with described temperature sensor 102 respectively, can obtain the Current Temperatures that described temperature sensor 102 gathers, and can according to described Current Temperatures and default protection temperature, control heater strip 103 and produce heat.
Wherein, default protection temperature is the temperature range that the human body normal structure can be born, and the default protection temperature that satisfies the demands can be set in described control unit.
described control unit can be controlled heater strip according to default protection temperature and produce corresponding heat, heater strip conducts heat to described protective sleeve, make the temperature of described protective sleeve can maintain default protection temperature, obtain the Current Temperatures of the protective sleeve that temperature sensor gathers when described control unit after, described Current Temperatures and default protection temperature can be compared, when described Current Temperatures during less than default protection temperature, control unit can be controlled heater strip with the temperature gap of default protection temperature according to Current Temperatures and produce heat, the heat that heater strip produces can pass to protective sleeve, make the temperature of this protector maintain default protection temperature.
Wherein, can be provided with the different corresponding default heats of temperature gap institute in described control unit, control unit can be controlled heater strip according to different default heats, and the heat that makes heater strip produce can reach default protection temperature.Wherein, the Current Temperatures that obtains the temperature sensor collection that described control unit can be real-time also can periodically obtain the Current Temperatures that temperature sensor gathers, and the interval that certain control unit periodically obtains does not have concrete restriction.
In the present embodiment; obtain by control unit the protective sleeve Current Temperatures that temperature sensor gathers; and control heater strip generation heat according to Current Temperatures and default protection temperature; in the temperature range that the normal structure that the heat that heater strip produces makes the temperature of this protector can remain on human body can bear, thereby the normal structure that has guaranteed human body can be by the cryogenic gas cold injury.
The invention also discloses a kind of cold and hot cutter, referring to Fig. 2, show the structural representation of an embodiment of a kind of cold and hot cutter of the present invention, this cold and hot cutter can comprise first component 100 and second component 200, studs with protector 300 in described first component 100.
Described protector specifically can be shown in Figure 1, this protector can comprise:
Be connected with described protective sleeve 101, gather the temperature sensor 102 of protective sleeve Current Temperatures;
Be wrapped in the heater strip 103 of described protective sleeve 101 outer surfaces;
Be connected with described heater strip 103 with described temperature sensor 102 respectively, obtain the Current Temperatures that described temperature sensor 102 gathers, and according to described Current Temperatures and default protection temperature, control the control unit 104 that heater strip 103 produces heat.
Wherein, the function of each structure of this protector can be described referring to above-described embodiment.
Need to prove, the size of this protector and length all can arrange according to practical situation;
In application in practice, can select for the size of tumor the cold and hot cutter of different model, in certain cold and hot cutter, the length of first component and second component can be regulated according to the protector of selecting different length, thereby facilitates the cutting of tumor.
In the present embodiment, by protector is arranged in the first component of cold and hot cutter, guaranteed when using this cold and hot cutter; the normal structure of human body can be by the cryogenic gas cold injury, and, can be according to the actual requirements; the protector of different size is set in cold and hot cutter, has facilitated the cutting of tumor.
The invention also discloses a kind of control method of protector, referring to Fig. 3, show the flow chart of an embodiment of the control method of a kind of protector of the present invention;
This protector can comprise protective sleeve, the temperature sensor that is connected with described protective sleeve, be wrapped in the heater strip on described protective sleeve.
Described method can comprise:
Step 301: the Current Temperatures that obtains the described protective sleeve of described temperature sensor collection;
Wherein, temperature sensor gathers the Current Temperatures of protective sleeve, and the Current Temperatures that control unit can the Real-time Obtaining temperature sensor gathers also can periodically obtain the Current Temperatures that temperature sensor gathers.
Step 302: according to described Current Temperatures and default protection temperature, control heater strip and produce heat.
Wherein, control unit can compare according to the Current Temperatures that obtains and default protection temperature; when when described Current Temperatures during less than default protection temperature; control unit can be controlled heater strip with the temperature gap of default protection temperature according to Current Temperatures and produce heat; the heat that heater strip produces can pass to described protective sleeve; make the temperature of this protector can reach default protection temperature, thereby the normal structure that has guaranteed human body can be by the cryogenic gas cold injury.
Wherein, can be provided with the different corresponding default heats of temperature gap institute in described control unit, control unit can be controlled heater strip according to different default heats, and the heat that makes heater strip produce can reach default protection temperature.In the control method of the present embodiment; control unit can be according to the Current Temperatures and default protection temperature of temperature sensor; control heater strip and produce corresponding heat, thereby in the temperature range that the normal structure that makes the temperature of this protector can maintain human body can bear.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.For the disclosed method of embodiment, because it is corresponding with the disclosed method of embodiment, so description is fairly simple, relevant part gets final product referring to the explanation of device part.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a protector, is characterized in that, comprising:
Protective sleeve;
Be connected with described protective sleeve, gather the temperature sensor of protective sleeve Current Temperatures;
Be wrapped in the heater strip on described protective sleeve;
Respectively with described temperature sensor be connected heater strip and be connected, obtain the Current Temperatures that described temperature sensor gathers, and according to described Current Temperatures and default protection temperature, control the control unit that heater strip produces heat.
2. device according to claim 1, is characterized in that, the outer surface of described protective sleeve is provided with spiral groove, and described heater strip specifically is wrapped in the spiral groove of described protective sleeve.
3. device according to claim 1, is characterized in that, described temperature sensor is occasionally K type thermocouple of T-shaped thermoelectricity.
4. device according to claim 1, is characterized in that, described protective sleeve is the protective sleeve of titanium ceramic material.
5. device according to claim 1, is characterized in that, described heater strip is the heater strip of carbon fiber material.
6. device according to claim 1, is characterized in that, described heater strip surface is coated with insulating barrier.
7. device according to claim 6, is characterized in that, described insulating barrier is the insulating barrier of polyimide material.
8. a cold and hot cutter, comprise first component and second component, it is characterized in that, studs with protector as described in claim 1 ~ 7 any one in described first component.
9. the control method of a protector, it is characterized in that, described protector comprises protective sleeve, the temperature sensor that is connected with described protective sleeve, is wrapped in the heater strip on described protective sleeve, and described method comprises: the Current Temperatures that obtains the described protective sleeve of described temperature sensor collection;
According to described Current Temperatures and default protection temperature, control heater strip and produce heat.
10. control method according to claim 9, is characterized in that, and is described according to described Current Temperatures and default protection temperature, controls heater strip generation heat and is specially:
, control heater strip and produce corresponding heat during less than default protection temperature when described Current Temperatures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310008324.5A CN103083081B (en) | 2013-01-09 | 2013-01-09 | Protective device and cold and hot knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310008324.5A CN103083081B (en) | 2013-01-09 | 2013-01-09 | Protective device and cold and hot knife |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103083081A true CN103083081A (en) | 2013-05-08 |
| CN103083081B CN103083081B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310008324.5A Active CN103083081B (en) | 2013-01-09 | 2013-01-09 | Protective device and cold and hot knife |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2621553A1 (en) * | 1976-05-14 | 1977-11-24 | Erbe Elektromedizin | CRYOSURGICAL PROBE |
| GB2064082A (en) * | 1979-09-07 | 1981-06-10 | Secr Social Service Brit | Improvements in or relating to cryogenic liquid transfer systems |
| US4946460A (en) * | 1989-04-26 | 1990-08-07 | Cryo Instruments, Inc. | Apparatus for cryosurgery |
| CN1430487A (en) * | 2000-05-22 | 2003-07-16 | Itos(眼外科创新技术)有限公司 | Cataract surgery devices and methos for using same |
| WO2003059247A2 (en) * | 2002-01-04 | 2003-07-24 | Galil Medical Ltd. | Apparatus and method for protecting the neurovascular bundle during cryosurgical treatment of the prostate |
| US20040220557A1 (en) * | 2003-04-30 | 2004-11-04 | Eum Jay J. | Closed system warming catheter and method of use |
| WO2007075930A2 (en) * | 2005-12-23 | 2007-07-05 | Sanarus Medical, Inc. | Cryoprobe for low pressure systems |
| CN101803947A (en) * | 2010-03-11 | 2010-08-18 | 中国科学院理化技术研究所 | Cold and hot probe device used for cold and hot combination therapy of tumor |
| CN203042425U (en) * | 2013-01-09 | 2013-07-10 | 中国科学技术大学 | Protection device and cold-heat knife |
-
2013
- 2013-01-09 CN CN201310008324.5A patent/CN103083081B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2621553A1 (en) * | 1976-05-14 | 1977-11-24 | Erbe Elektromedizin | CRYOSURGICAL PROBE |
| GB2064082A (en) * | 1979-09-07 | 1981-06-10 | Secr Social Service Brit | Improvements in or relating to cryogenic liquid transfer systems |
| US4946460A (en) * | 1989-04-26 | 1990-08-07 | Cryo Instruments, Inc. | Apparatus for cryosurgery |
| CN1430487A (en) * | 2000-05-22 | 2003-07-16 | Itos(眼外科创新技术)有限公司 | Cataract surgery devices and methos for using same |
| WO2003059247A2 (en) * | 2002-01-04 | 2003-07-24 | Galil Medical Ltd. | Apparatus and method for protecting the neurovascular bundle during cryosurgical treatment of the prostate |
| US20040220557A1 (en) * | 2003-04-30 | 2004-11-04 | Eum Jay J. | Closed system warming catheter and method of use |
| WO2007075930A2 (en) * | 2005-12-23 | 2007-07-05 | Sanarus Medical, Inc. | Cryoprobe for low pressure systems |
| CN101803947A (en) * | 2010-03-11 | 2010-08-18 | 中国科学院理化技术研究所 | Cold and hot probe device used for cold and hot combination therapy of tumor |
| CN203042425U (en) * | 2013-01-09 | 2013-07-10 | 中国科学技术大学 | Protection device and cold-heat knife |
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| CN103083081B (en) | 2015-07-15 |
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