CN112370235A - Self-heating body surface electrode for physical therapy - Google Patents
Self-heating body surface electrode for physical therapy Download PDFInfo
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- CN112370235A CN112370235A CN202011515662.4A CN202011515662A CN112370235A CN 112370235 A CN112370235 A CN 112370235A CN 202011515662 A CN202011515662 A CN 202011515662A CN 112370235 A CN112370235 A CN 112370235A
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- self
- insulating film
- body surface
- surface electrode
- film
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/02—Compresses or poultices for effecting heating or cooling
- A61F7/03—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction
- A61F7/032—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction using oxygen from the air, e.g. pocket-stoves
- A61F7/034—Flameless
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0209—Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/02—Compresses or poultices for effecting heating or cooling
- A61F7/03—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction
- A61F7/032—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction using oxygen from the air, e.g. pocket-stoves
- A61F7/034—Flameless
- A61F2007/036—Fuels
- A61F2007/038—Carbon or charcoal, e.g. active
Abstract
The invention discloses a self-heating body surface electrode for physical therapy, which comprises an insulating film, wherein an electrode core is arranged on the insulating film in a penetrating manner, one end of the electrode core is provided with a conductive adhesive, the insulating film positioned on the outer side of the conductive adhesive is provided with a pressure-sensitive adhesive, the pressure-sensitive adhesive is provided with a release film, the other end of the electrode core is provided with a connecting column for connecting a lead, a first hydrophobic breathable film is pasted on the other side of the pressure-sensitive adhesive on the insulating film, a cavity is formed between the insulating film and the first hydrophobic breathable film, water wrapped by a film is arranged in the first cavity, a first self-heating mixture is arranged in the first cavity, the first self-heating mixture is a mixture comprising iron powder, activated carbon, sodium chloride and vermiculite, and the body. The body surface electrode for physical therapy can extrude water wrapped in a film after an outer packaging bag is removed, water and a first self-heating mixture are mixed to automatically and quickly heat, the temperature of pressure-sensitive adhesive and conductive adhesive is increased, and the comfort of a human body is improved during fitting.
Description
Technical Field
The invention belongs to the technical field of body surface electrodes for physical therapy, and particularly relates to a self-heating body surface electrode for physical therapy.
Background
The medical body surface electrode patch for physical therapy is a disposable consumable attached to a human body and needs to accurately collect a biological energy signal of the body surface of the human body. The existing body surface electrode for physical therapy generally comprises an insulating film, an electrode core is arranged in the insulating film in a penetrating mode, one end of the electrode core is provided with conductive adhesive, pressure-sensitive adhesive is arranged on the insulating film located on the outer side of the conductive adhesive, a release film is arranged on the pressure-sensitive adhesive, and the other end of the electrode core is provided with a connecting column used for connecting a lead. When the pressure-sensitive adhesive tape is used, the release film is torn off, one surface of the pressure-sensitive adhesive tape is attached to the body, and the connecting column is connected with the lead so as to transmit signals.
Because the ambient temperature is lower in winter, the temperature of the pressure-sensitive adhesive is lower, people can feel cool when the pressure-sensitive adhesive is directly attached to the body, and the human body comfort in the attaching process is poor.
Disclosure of Invention
The invention provides a self-heating body surface electrode for physical therapy, aiming at the defects of the prior art, the body surface electrode for physical therapy can extrude water wrapped in a film after an outer packaging bag is removed, and can automatically and quickly heat through mixing of water and a first self-heating mixture, so that the temperature of a pressure-sensitive adhesive and a conductive adhesive is increased, the body surface electrode is suitable for being used in a climate with lower temperature, and the comfort of a human body is improved during fitting.
In order to solve the technical problem, the invention is solved by the following technical scheme: the utility model provides a spontaneous heating is body surface electrode for physiotherapy, includes the insulating film, wear to be equipped with the electrode core on the insulating film, electrode core one end is equipped with the conducting resin, is located the outside of conducting resin be provided with pressure-sensitive adhesive on the insulating film, be equipped with from the type membrane on pressure-sensitive adhesive, the other end of electrode core is equipped with the spliced pole that is used for connecting wire, the opposite side that lies in pressure-sensitive adhesive on the insulating film is pasted and is had first hydrophobic ventilated membrane, the insulating film with form the cavity between the first hydrophobic ventilated membrane, be provided with the water by the film parcel in the first cavity, be provided with first spontaneous heating mixture in the first cavity, first spontaneous heating mixture is the mixture including iron powder, active carbon, sodium chloride and vermiculite, body surface electrode for physiotherapy still is including sealed outer packing bag. This kind of body surface electrode for physiotherapy is preserved in sealed extranal packing bag before using, after demolising the extranal packing bag, can make the water of film parcel mix with first spontaneous heating mixture through the extrusion film, oxygen can pass first hydrophobic ventilated membrane, make first spontaneous heating mixture reaction generate heat fast, and do not contain water-absorbing material in the first spontaneous heating mixture, but rivers play and mix fast reaction with the mixture in the film, the quick generate heat is to the electrode core, conducting resin and pressure-sensitive adhesive heat, promote the temperature of pressure-sensitive adhesive and conducting resin, be suitable for the use under the lower weather of temperature, promote human travelling comfort when the laminating.
In the above technical solution, preferably, the first self-heating mixture 9 comprises, by mass, 30 to 35 parts of iron powder, 10 to 15 parts of activated carbon, 15 to 20 parts of sodium chloride and 8 to 15 parts of vermiculite, and 10 to 15 parts of water wrapped by a film.
In the above aspect, preferably, a first nonwoven fabric having pores is bonded to the outer side of the first hydrophobic breathable film. The speed of oxygen passing through the first non-woven fabric can be adjusted through the density and the size of the pores on the first non-woven fabric by adhering the first non-woven fabric with the pores, so that the heating speed of the first self-heating mixture is controlled.
In the above technical scheme, preferably, a second hydrophobic breathable film is pasted on the insulating film and located outside the first hydrophobic breathable film, the second hydrophobic breathable film is attached to the insulating film to form a second cavity, a second self-heating mixture is arranged in the second cavity, and the second self-heating mixture is a mixture comprising iron powder, a water absorbing material, activated carbon, sodium chloride, vermiculite and water. After the outer packaging bag is removed, the second self-heating mixture in the second cavity is made of water-absorbing materials, so that the reaction speed is low, the heating speed is low, the heat preservation effect can be achieved, the temperature of the electrode core is maintained, the temperature of the electrode core is kept stable in the detection process, and the influence of temperature change on the current detected by the electrode core is prevented.
In the above technical solution, preferably, a second nonwoven fabric having air holes is bonded to an outer side of the second hydrophobic air-permeable membrane. The speed of oxygen passing through the second non-woven fabric can be adjusted by the density and the size of the pores on the second non-woven fabric by sticking the second non-woven fabric with the pores, so that the heating speed of the second self-heating mixture is controlled.
In the above technical solution, preferably, the second self-heating mixture 9 comprises, by mass, 30 to 35 parts of iron powder, 2 to 3 parts of a water absorbing material, 10 to 15 parts of activated carbon, 15 to 20 parts of sodium chloride, 8 to 15 parts of vermiculite and 10 to 15 parts of water.
In the above technical solution, preferably, the water absorbent material is water absorbent resin.
In the above technical scheme, preferably, a heat conducting plate is arranged between the insulating film and the pressure sensitive adhesive, a plurality of heat conducting thorns are arranged on both sides of the heat conducting plate, the heat conducting thorns on one side penetrate through the insulating film and extend into the cavity, and the heat conducting thorns on the other side penetrate into the pressure sensitive adhesive. With this structure, the heat transfer efficiency between the first and second self-heating compositions and the pressure-sensitive adhesive can be improved, and the heat transfer area with the first and second self-heating compositions and the pressure-sensitive adhesive can be increased by using the heat transfer burr to pierce the insulating film easily during production.
In the above technical scheme, preferably, the electrode core is sleeved with an insulating sleeve, a conductive metal coating is arranged on the periphery of the insulating sleeve, and one side of the conductive adhesive is coated in the insulating sleeve. Because the first self-heating mixture and the second self-heating mixture can generate current during reaction, the current can generate interference on the current change detected by the electrode core, and the metal coating can play an anti-interference role by adopting the structure.
In the above technical scheme, preferably, the sealed outer packaging bag is filled with nitrogen, and when the sealed outer packaging bag is packaged, the sealed outer packaging bag can prevent water in the film from being extruded on the premise that the outer packaging bag is not detached, and can also prevent the first self-heating mixture and the second self-heating mixture from reacting on the premise that the outer packaging bag is not detached.
Compared with the prior art, the invention has the following beneficial effects: this kind of body surface electrode for physiotherapy is preserved in sealed extranal packing bag before using, after demolising the extranal packing bag, can make the water of film parcel mix with first spontaneous heating mixture through the extrusion film, oxygen can pass first hydrophobic ventilated membrane, make first spontaneous heating mixture reaction generate heat fast, and do not contain water-absorbing material in the first spontaneous heating mixture, but rivers play and mix fast reaction with the mixture in the film, the quick generate heat is to the electrode core, conducting resin and pressure-sensitive adhesive heat, promote the temperature of pressure-sensitive adhesive and conducting resin, be suitable for the use under the lower weather of temperature, promote human travelling comfort when the laminating.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of an embodiment of the present invention.
Fig. 2 is an exploded view of the embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 2, a body surface electrode for self-heating physiotherapy comprises an insulating film 1, an electrode core 2 penetrates through the insulating film 1, a conductive adhesive 3 is arranged at one end of the electrode core 2, a pressure-sensitive adhesive 4 is arranged on the insulating film 1 positioned on the outer side of the conductive adhesive 3, a release film is arranged on the pressure-sensitive adhesive 4, a connecting column 21 for connecting a lead is arranged at the other end of the electrode core 2, a first hydrophobic breathable film 71 is adhered to the other side of the insulating film 1 positioned on the pressure-sensitive adhesive 4, a cavity 8 is formed between the insulating film 1 and the first hydrophobic breathable film 71, water wrapped by a film 5 is arranged in the first cavity 81, a first self-heating mixture 91 is arranged in the first cavity 81, the first self-heating mixture 91 is a mixture comprising iron powder, activated carbon, sodium chloride and vermiculite, and the body surface electrode for physiotherapy further comprises a sealed outer packaging bag (. This kind of body surface electrode for physiotherapy is preserved in sealed extranal packing bag before using, after dismantling the extranal packing bag, can make the water of film 5 parcel mix with first spontaneous heating mixture 91 through extrusion film 5, oxygen can pass first hydrophobic ventilated membrane 71, make first spontaneous heating mixture 91 reaction generate heat fast, and do not contain water-absorbing material in the first spontaneous heating mixture, the water in the film 5 flows out and can react fast with mixture, quick generate heat heats electrode core 2, conducting resin 3 and pressure-sensitive adhesive 4, promote the temperature of pressure-sensitive adhesive 4 and conducting resin 3, be suitable for using under the lower weather of temperature, promote human travelling comfort when laminating.
In this embodiment, the first self-heating mixture 9 comprises, by mass, 30 to 35 parts of iron powder, 10 to 15 parts of activated carbon, 15 to 20 parts of sodium chloride and 8 to 15 parts of vermiculite, and 10 to 15 parts of water wrapped with a film.
In this embodiment, the first nonwoven fabric 101 having pores is adhered to the outer side of the first hydrophobic air-permeable film 71. The speed of oxygen passing through the first nonwoven fabric 101 by bonding the first nonwoven fabric 101 having air holes can be adjusted by the density and size of the air holes on the first nonwoven fabric 101, thereby controlling the heat generation speed of the first self-heating mixture 91.
In this embodiment, the second hydrophobic air-permeable membrane 72 is adhered to the insulating film 1 located outside the first hydrophobic air-permeable membrane 71, the second hydrophobic air-permeable membrane 72 is adhered to the insulating film 1 to form the second cavity 82, the second self-heating mixture 92 is disposed in the second cavity 82, and the second self-heating mixture 92 is a mixture including iron powder, a water absorbing material, activated carbon, sodium chloride, vermiculite and water. After the outer packaging bag is removed, the second self-heating mixture 92 in the second cavity 82 is made of water-absorbing materials, so that the reaction speed and the heating speed are slow, the heat preservation effect can be achieved, the temperature of the electrode core 2 is maintained, the temperature of the electrode core 2 is kept stable in the detection process, and the influence of temperature change on the current detected by the electrode core 2 is prevented.
In this embodiment, a second nonwoven fabric 102 having pores is bonded to the outside of the second hydrophobic air-permeable film 72. By attaching the second nonwoven fabric 102 having the air holes, the speed of oxygen passing through the second nonwoven fabric 102 can be adjusted by the density and size of the air holes on the second nonwoven fabric 102, thereby controlling the heating speed of the second self-heating mixture 92.
In this embodiment, the second self-heating mixture 9 comprises, by mass, 30 to 35 parts of iron powder, 2 to 3 parts of a water absorbing material, 10 to 15 parts of activated carbon, 15 to 20 parts of sodium chloride, 8 to 15 parts of vermiculite and 10 to 15 parts of water. The water absorbing material is water absorbing resin.
In this embodiment, a heat conducting plate 11 is disposed between the insulating film 1 and the pressure sensitive adhesive 4, a plurality of heat conducting spikes 111 are disposed on both sides of the heat conducting plate 11, the heat conducting spikes 111 on one side penetrate through the insulating film 1 and extend into the cavity 8, and the heat conducting spikes 111 on the other side penetrate into the pressure sensitive adhesive 4. With this structure, the efficiency of heat conduction between the first and second self-heating compositions 91 and 92 and the pressure-sensitive adhesive 4 can be improved, and the heat-conducting stabs 111 can be used to easily pierce the insulating film 1 at the time of production on the one hand, and to increase the area of heat conduction with the first and second self-heating compositions 91 and 92 and the pressure-sensitive adhesive 4 on the other hand.
In this embodiment, the electrode core 2 is sleeved with an insulating sleeve 12, a conductive metal coating is disposed on the outer periphery of the insulating sleeve 12, and one side of the conductive adhesive 3 is covered in the insulating sleeve 12. Since the first self-heating mixture 91 and the second self-heating mixture 92 generate current when they react, the current interferes with the current change detected by the electrode core 2, and the metal coating layer can play an interference-proof role by adopting this structure.
In this embodiment, the sealed outer packaging bag is filled with nitrogen gas, and when the sealed outer packaging bag is packaged, the sealed outer packaging bag can prevent the water in the film 5 from being squeezed out without removing the outer packaging bag, and can also prevent the first self-heating mixture 91 and the second self-heating mixture 92 from reacting without removing the outer packaging bag.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides a spontaneous heating is body surface electrode for physiotherapy, includes insulating film (1), wear to be equipped with electrode core (2) on insulating film (1), electrode core (2) one end is equipped with conducting resin (3), is located the outside of conducting resin (3) be provided with pressure sensitive adhesive (4) on insulating film (1), be equipped with on pressure sensitive adhesive (4) from the type membrane, the other end of electrode core (2) is equipped with spliced pole (21) that are used for connecting wire, its characterized in that: the utility model discloses a body surface electrode for physiotherapy, including insulating film (1), insulating film (81), it has first hydrophobic ventilated membrane (71) to paste to lie in the opposite side of pressure-sensitive adhesive (4) on insulating film (1), insulating film (1) with form cavity (8) between first hydrophobic ventilated membrane (71), be provided with the water by film (5) parcel in first cavity (81), be provided with first spontaneous heating mixture (91) in first cavity (81), first spontaneous heating mixture (91) are the mixture of compriseing iron powder, active carbon, sodium chloride and vermiculite, body surface electrode for physiotherapy is still including sealed outer packing bag.
2. The self-heating body surface electrode for physical therapy according to claim 1, wherein: the first self-heating mixture (9) consists of 30-35 parts of iron powder, 10-15 parts of activated carbon, 15-20 parts of sodium chloride and 8-15 parts of vermiculite by mass, and the weight of water wrapped by a film is 10-15 parts.
3. The self-heating body surface electrode for physical therapy according to claim 1, wherein: and a first non-woven fabric (101) with air holes is adhered to the outer side of the first hydrophobic breathable film (71).
4. The self-heating body surface electrode for physical therapy according to claim 1, wherein: a second hydrophobic breathable film (72) is pasted on the insulating film (1) and located on the outer side of the first hydrophobic breathable film (71), the second hydrophobic breathable film (72) and the insulating film (1) are attached to form a second cavity (82), a second self-heating mixture (92) is arranged in the second cavity (82), and the second self-heating mixture (92) is a mixture comprising iron powder, a water absorbing material, activated carbon, sodium chloride, vermiculite and water.
5. The self-heating body surface electrode for physical therapy according to claim 4, wherein: and a second non-woven fabric (102) with air holes is adhered to the outer side of the second hydrophobic breathable film (72).
6. The self-heating body surface electrode for physical therapy according to claim 4, wherein: the second self-heating mixture (9) comprises, by mass, 30-35 parts of iron powder, 2-3 parts of a water absorbing material, 10-15 parts of activated carbon, 15-20 parts of sodium chloride, 8-15 parts of vermiculite and 10-15 parts of water.
7. The self-heating body surface electrode for physical therapy according to claim 4, wherein: the water absorbing material is water absorbing resin.
8. The self-heating body surface electrode for physical therapy according to any one of claims 1 to 7, wherein: insulating film (1) with be provided with heat-conducting plate (11) between pressure sensitive adhesive (4), heat-conducting plate (11) both sides all are provided with a plurality of heat conduction thorn (111), one side heat conduction thorn (111) pass insulating film (1) stretches into in cavity (8), the opposite side heat conduction thorn (111) penetrate in pressure sensitive adhesive (4).
9. The self-heating body surface electrode for physical therapy according to any one of claims 1 to 7, wherein: the electrode is characterized in that an insulating sleeve (12) is sleeved on the electrode core (2), a conductive metal coating is arranged on the periphery of the insulating sleeve (12), and one side of the conductive adhesive (3) is coated in the insulating sleeve (12).
10. The self-heating body surface electrode for physical therapy according to any one of claims 1 to 7, wherein: the sealed outer packaging bag is filled with nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011515662.4A CN112370235B (en) | 2020-12-21 | 2020-12-21 | Self-heating body surface electrode for physical therapy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011515662.4A CN112370235B (en) | 2020-12-21 | 2020-12-21 | Self-heating body surface electrode for physical therapy |
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| Publication Number | Publication Date |
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| CN112370235A true CN112370235A (en) | 2021-02-19 |
| CN112370235B CN112370235B (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011515662.4A Active CN112370235B (en) | 2020-12-21 | 2020-12-21 | Self-heating body surface electrode for physical therapy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113332032A (en) * | 2021-06-10 | 2021-09-03 | 中山市金仕通贸易有限公司 | Multifunctional heating sheet and control system |
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| US4706680A (en) * | 1986-06-30 | 1987-11-17 | Nepera Inc. | Conductive adhesive medical electrode assemblies |
| CN201453829U (en) * | 2009-06-25 | 2010-05-12 | 深圳市东迪欣科技有限公司 | electrode |
| CN205291805U (en) * | 2015-12-03 | 2016-06-08 | 苏州聚宜工坊信息科技有限公司 | Heat posted for heat preservation |
| EP3360472A1 (en) * | 2017-02-14 | 2018-08-15 | Shin-Etsu Chemical Co., Ltd. | Bio-electrode composition, bio-electrode, method for manufacturing the bio-electrode, and polymer |
| CN108852811A (en) * | 2018-05-15 | 2018-11-23 | 周丹丹 | Button-shaped spontaneous heating electrode patch |
| CN208435643U (en) * | 2017-09-18 | 2019-01-29 | 常州市第一人民医院 | Warm electro-medical pole piece |
| CN209500532U (en) * | 2018-11-20 | 2019-10-18 | 江苏广益医用敷料有限公司 | A kind of self-heating physiotherapy electrode plate |
| CN112353395A (en) * | 2020-12-21 | 2021-02-12 | 绍兴晋康电子科技有限公司 | Body surface electrode for physical therapy |
| CN112401895A (en) * | 2020-12-21 | 2021-02-26 | 绍兴晋康电子科技有限公司 | Body surface electrode for physical therapy and processing method thereof |
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2020
- 2020-12-21 CN CN202011515662.4A patent/CN112370235B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4706680A (en) * | 1986-06-30 | 1987-11-17 | Nepera Inc. | Conductive adhesive medical electrode assemblies |
| CN201453829U (en) * | 2009-06-25 | 2010-05-12 | 深圳市东迪欣科技有限公司 | electrode |
| CN205291805U (en) * | 2015-12-03 | 2016-06-08 | 苏州聚宜工坊信息科技有限公司 | Heat posted for heat preservation |
| EP3360472A1 (en) * | 2017-02-14 | 2018-08-15 | Shin-Etsu Chemical Co., Ltd. | Bio-electrode composition, bio-electrode, method for manufacturing the bio-electrode, and polymer |
| CN208435643U (en) * | 2017-09-18 | 2019-01-29 | 常州市第一人民医院 | Warm electro-medical pole piece |
| CN108852811A (en) * | 2018-05-15 | 2018-11-23 | 周丹丹 | Button-shaped spontaneous heating electrode patch |
| CN209500532U (en) * | 2018-11-20 | 2019-10-18 | 江苏广益医用敷料有限公司 | A kind of self-heating physiotherapy electrode plate |
| CN112353395A (en) * | 2020-12-21 | 2021-02-12 | 绍兴晋康电子科技有限公司 | Body surface electrode for physical therapy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113332032A (en) * | 2021-06-10 | 2021-09-03 | 中山市金仕通贸易有限公司 | Multifunctional heating sheet and control system |
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| CN112370235B (en) | 2022-08-09 |
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