CN112473019A - Method and device for keeping radiation balance of infrared thermal therapy - Google Patents
Method and device for keeping radiation balance of infrared thermal therapy Download PDFInfo
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- CN112473019A CN112473019A CN202011486693.1A CN202011486693A CN112473019A CN 112473019 A CN112473019 A CN 112473019A CN 202011486693 A CN202011486693 A CN 202011486693A CN 112473019 A CN112473019 A CN 112473019A
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- 230000005855 radiation Effects 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 14
- 230000004907 flux Effects 0.000 claims abstract description 50
- 238000000554 physical therapy Methods 0.000 claims abstract description 8
- 238000000015 thermotherapy Methods 0.000 claims description 15
- 238000005259 measurement Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 5
- 230000001225 therapeutic effect Effects 0.000 claims description 2
- 206010020843 Hyperthermia Diseases 0.000 claims 2
- 230000036031 hyperthermia Effects 0.000 claims 2
- 230000008569 process Effects 0.000 abstract description 4
- 206010028980 Neoplasm Diseases 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 229930192334 Auxin Natural products 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000018199 S phase Effects 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002363 auxin Substances 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000003013 cytotoxicity Effects 0.000 description 1
- 231100000135 cytotoxicity Toxicity 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 210000002865 immune cell Anatomy 0.000 description 1
- 210000000987 immune system Anatomy 0.000 description 1
- 229940088592 immunologic factor Drugs 0.000 description 1
- 239000000367 immunologic factor Substances 0.000 description 1
- SEOVTRFCIGRIMH-UHFFFAOYSA-N indole-3-acetic acid Chemical compound C1=CC=C2C(CC(=O)O)=CNC2=C1 SEOVTRFCIGRIMH-UHFFFAOYSA-N 0.000 description 1
- 210000004698 lymphocyte Anatomy 0.000 description 1
- 230000007246 mechanism 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
- 210000000822 natural killer cell Anatomy 0.000 description 1
- 230000007830 nerve conduction Effects 0.000 description 1
- 235000018343 nutrient deficiency Nutrition 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0613—Apparatus adapted for a specific treatment
- A61N5/0625—Warming the body, e.g. hyperthermia treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0626—Monitoring, verifying, controlling systems and methods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0626—Monitoring, verifying, controlling systems and methods
- A61N2005/0627—Dose monitoring systems and methods
- A61N2005/0628—Dose monitoring systems and methods including a radiation sensor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0632—Constructional aspects of the apparatus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/065—Light sources therefor
- A61N2005/0654—Lamps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
- A61N2005/0659—Radiation therapy using light characterised by the wavelength of light used infrared
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0664—Details
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- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
The invention relates to the field of electric infrared thermal therapy devices, in particular to a method and a device for keeping the radiation balance of infrared thermal therapy, wherein the device comprises hardware accessories and a main control chip; the hardware accessory is an infrared physiotherapy instrument which comprises a heat flow sensor, an infrared temperature scanning assembly and an infrared energy lamp set; the main control chip is arranged in the infrared physiotherapy instrument and comprises a radiant heat flux measuring module, a radiant heat flux calculating module, a radiation difference judging module and a power control module; the method comprises the following steps of S1, measuring the radiant heat flux QV(ii) a S2, calculating the radiant heat flux QT(ii) a S3, analyzing the relative difference delta; s4, judging infrared heat radiation difference; by adopting the invention, the irradiation power of the infrared energy lamp can be controlled, so that a more stable temperature state is kept when the heated body is treated, and the comfort level in the treatment process is improved.
Description
Technical Field
The invention relates to the field of electric infrared thermal therapy devices, in particular to a method and a device for keeping radiation balance of infrared thermal therapy.
Background
With the increasing of the incidence of tumor, new treatment modes and treatment methods are developed successively, and the thermotherapy can kill cells which are insensitive to radiotherapy and are in an environment with hypoxia, nutrient deficiency, low pH value and tumor stage being S phase, the action mechanism of the thermotherapy is that the core temperature of a human body is quickly increased to 38-42 ℃ within the tolerance degree range of the human body through a near infrared heat source machine, similar to the natural fever condition of the human body, the natural fever of the human body can activate the immune system of the human body, the metabolism is accelerated, the circulation of organs and tissues is enhanced, and the secretion of auxin is stimulated, so that immune factors such as natural killer cells, lymphocytes and the like are increased, the nerve conduction is accelerated, and the reactivated immune cells can specifically kill cancer cells by using cytotoxicity, thereby achieving the purpose of eliminating the tumor.
Based on closed infrared thermal therapy appearance, inside the airtight cavity of cube, because infrared energy lamp, the radiation of heated body itself, influence such as cavity internal apparatus radiation all can lead to the airtight chamber temperature distribution of cube inhomogeneous, can lead to heated body thermotherapy process comfort level to weaken by a wide margin, simultaneously, also do not do benefit to the interior temperature control of closed infrared thermal therapy appearance cavity.
Disclosure of Invention
Aiming at the problems, the invention provides a method and a device for keeping the radiation balance of infrared thermotherapy, which are beneficial to monitoring the radiation of the cavity in the infrared thermotherapy, are convenient for adjusting power and are beneficial to doctors to perform good rehabilitation in cooperation with patients.
In order to achieve the purpose, the invention adopts the following technical scheme:
a device for keeping infrared thermotherapy radiation balance comprises hardware fittings and a main control chip; the hardware accessory is an infrared physiotherapy instrument which comprises a heat flow sensor, an infrared temperature scanning assembly and an infrared energy lamp set; the main control chip is arranged in the infrared physiotherapy instrument and comprises a radiant heat flux measuring module, a radiant heat flux calculating module, a radiation difference judging module and a power control module;
the heat flow sensor, the infrared temperature scanning assembly and the infrared energy lamp group are in signal connection with the main control chip;
the heat flow sensor is in signal connection with the radiant heat flux measuring module;
the infrared temperature scanning assembly is in signal connection with the radiant heat flux calculation module;
the infrared energy lamp set is in signal connection with the power control module.
Further, the radiant heat flux measurementThe module measures the radiant heat flux Q of the space volume in the closed cavity of the infrared therapeutic apparatus through the heat flow sensorV。
Furthermore, the infrared temperature scanning component can acquire the surface temperature change of the heated object, and the radiant heat flux calculation module calculates Q according to the surface temperature changeT。
Further, the radiation difference judgment module is used for judging a difference value of data obtained by the radiant heat flux measurement module and the radiant heat flux calculation module.
Furthermore, the power control module is connected with the infrared energy lamp group and used for controlling the output power of the infrared energy lamp group.
A method for keeping radiation balance of infrared thermotherapy comprises the following steps:
s1 radiant heat flux Q absorbed by space volume unit in closed cavity of infrared thermal therapy instrument through heat flow sensorVCarrying out measurement;
s2 radiant heat flux Q absorbed by the heat receiver according to the change of the surface temperature of the heat receiverTCalculating;
s3, collecting Q in S1VQ in S2TAnalysis of QV、QTThe calculated value of (d) and the relative difference δ;
and S4, judging the infrared radiation difference according to the delta in the S3, and further controlling the irradiation power of the infrared energy lamp.
Further, the heat flux Q is radiated in S1VThe measurement comprises two parts, one part is far away from the infrared energy lamp, the other part is near-infrared energy lamp, and the radiant heat flux Q is generatedVTaking the average value of the two parts;
further, the radiant heat flux Q absorbed by the heat receiver in S1TThe calculation formula is as follows: qT=(T1-T2)×C。
the invention has the following beneficial effects:
by adopting the method and the device for keeping the radiation balance of the infrared thermotherapy, the radiant heat flux absorbed by a space volume unit in a closed cavity of the infrared thermotherapy instrument is measured, meanwhile, the radiant heat flux absorbed by a heated body is calculated, and the difference of the infrared heat radiation is judged by analyzing the calculated value and the difference value of the calculated value and the calculated value, so that the irradiation power of an infrared energy lamp is controlled, a more stable temperature state is kept when the heated body is used for treatment, and the comfort level in the treatment process is improved.
Drawings
FIG. 1 is an overall flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, an apparatus for maintaining infrared thermotherapy radiation balance includes a hardware assembly and a main control chip; the hardware accessory is an infrared physiotherapy instrument which comprises a heat flow sensor, an infrared temperature scanning assembly and an infrared energy lamp set; the main control chip is arranged in the infrared physiotherapy instrument and comprises a radiant heat flux measuring module, a radiant heat flux calculating module, a radiation difference judging module and a power control module;
the heat flow sensor, the infrared temperature scanning assembly and the infrared energy lamp group are in signal connection with the main control chip;
the heat flow sensor is in signal connection with the radiant heat flux measuring module;
the infrared temperature scanning assembly is in signal connection with the radiant heat flux calculation module;
the infrared energy lamp group is in signal connection with the power control module;
in this embodiment, the space volume unit absorbs radiant heat flux QVThe measuring module 1 is used for measuring the space volume in the closed cavity of the infrared thermal therapy instrument through the heat flow sensorRadiant heat flux Q of elementary absorptionVCarrying out measurement; radiant heat flux Q absorbed by the heat receiverTA calculation module 2 for calculating the radiant heat flux Q absorbed by the heat receiver according to the surface temperature change of the heat receiverTCalculating; the infrared heat radiation difference judgment module 3 analyzes the radiant heat flux Q absorbed by the space volume unitVMeasuring Q of module outputVValue and radiant heat flux Q absorbed by the heat receiverTQ of the output of the computing moduleTValue, and QV、QTJudging the difference of infrared heat radiation according to the relative difference value delta of the two; the power control module 4 controls the irradiation power of the infrared energy lamp according to the result output by the infrared heat radiation difference judging module
A method for keeping radiation balance of infrared thermotherapy comprises the following steps:
s1 radiant heat flux Q absorbed by space volume unit in closed cavity of infrared thermal therapy instrument through heat flow sensorVCarrying out measurement;
s2 radiant heat flux Q absorbed by the heat receiver according to the change of the surface temperature of the heat receiverTCalculating;
s3, collecting Q in S1VQ in S2TAnalysis of QV、QTThe calculated value of (d) and the relative difference δ;
and S4, judging the infrared radiation difference according to the delta in the S3, and further controlling the irradiation power of the infrared energy lamp.
Further, the heat flux Q is radiated in S1VThe measurement comprises two parts, one part is far away from the infrared energy lamp, the other part is near-infrared energy lamp, and the radiant heat flux Q is generatedVTaking the average value of the two parts;
Further, the radiant heat flux Q absorbed by the heat receiver in S1TThe calculation formula is as follows: qT=(T1-T2)×C。
In the present embodiment, T1 and T2 represent the average surface temperatures of the heat receiver at two different time points, respectively, and C represents the specific heat capacity of the heat receiver; when the heat receiver is a human body, the T1 and the T2 are the average temperatures of the surfaces of the human body at two different time points respectively, and the average temperatures of the surfaces of the human body are the average temperatures of seven parts of the head, the left arm, the right arm, the chest, the abdominal cavity, the left leg and the right leg of the human body.
in this embodiment, by analyzing the value of δ through comparison, when δ >1, the irradiation power of the infrared energy lamp is controlled to be small, and when δ <1, the irradiation power of the infrared energy lamp is controlled to be constant.
By adopting the method and the device for keeping the radiation balance of the infrared thermotherapy, the radiant heat flux absorbed by a space volume unit in a closed cavity of the infrared thermotherapy instrument is measured, meanwhile, the radiant heat flux absorbed by a heated body is calculated, and the difference of the infrared heat radiation is judged by analyzing the calculated value and the difference value of the calculated value and the calculated value, so that the irradiation power of an infrared energy lamp is controlled, a more stable temperature state is kept when the heated body is used for treatment, and the comfort level in the treatment process is improved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A device for keeping radiation balance of infrared thermal therapy is characterized by comprising hardware accessories and a main control chip; the hardware accessory is an infrared physiotherapy instrument which comprises a heat flow sensor, an infrared temperature scanning assembly and an infrared energy lamp set; the main control chip is arranged in the infrared physiotherapy instrument and comprises a radiant heat flux measuring module, a radiant heat flux calculating module, a radiation difference judging module and a power control module;
the heat flow sensor, the infrared temperature scanning assembly and the infrared energy lamp group are in signal connection with the main control chip;
the heat flow sensor is in signal connection with the radiant heat flux measuring module;
the infrared temperature scanning assembly is in signal connection with the radiant heat flux calculation module;
the infrared energy lamp set is in signal connection with the power control module.
2. An apparatus for maintaining radiation balance of infrared thermal therapy according to claim 1, wherein the radiant heat flux measuring module measures the radiant heat flux Q of the space volume in the closed cavity inside the infrared therapeutic apparatus through the heat flux sensorV。
3. An apparatus as claimed in claim 1, wherein the infrared temperature scanning unit is capable of acquiring the surface temperature variation of the heat to be extracted, and the radiant heat flux calculating module calculates Q from the surface temperature variationT。
4. An apparatus as claimed in claim 1, wherein the radiation difference determining module is configured to determine a difference between the data obtained by the bolometric module and the bolometric module.
5. An apparatus for maintaining infrared hyperthermia radiation balance as claimed in claim 1, wherein the power control module is connected to the infrared energy lamp set for controlling the output power thereof.
6. A method for balancing infrared hyperthermia radiation according to any of claims 1-5, wherein the following steps are performed by the above device:
s1 radiant heat flux Q absorbed by space volume unit in closed cavity of infrared thermal therapy instrument through heat flow sensorVCarrying out measurement;
s2 radiant heat flux Q absorbed by the heat receiver according to the change of the surface temperature of the heat receiverTCalculating;
s3, collecting Q in S1VQ in S2TAnalysis of QV、QTThe calculated value of (d) and the relative difference δ;
and S4, judging the infrared radiation difference according to the delta in the S3, and further controlling the irradiation power of the infrared energy lamp.
7. A method for maintaining radiation balance of IR thermotherapy according to claim 6, wherein the radiation heat flux Q in S1VThe measurement comprises two parts, one part is far away from the infrared energy lamp, the other part is near-infrared energy lamp, and the radiant heat flux Q is generatedVThe average of the two fractions was taken.
8. A method for maintaining the radiation balance of IR thermotherapy according to claim 6, wherein the heat flux Q of radiation absorbed by the heated body in S1TThe calculation formula is as follows: qT=(T1-T2)×C。
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