WO2015163629A1 - Pièce à main pour dispositif de thermothérapie haute fréquence avec fonction de refroidissement améliorée - Google Patents

Pièce à main pour dispositif de thermothérapie haute fréquence avec fonction de refroidissement améliorée Download PDF

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Publication number
WO2015163629A1
WO2015163629A1 PCT/KR2015/003742 KR2015003742W WO2015163629A1 WO 2015163629 A1 WO2015163629 A1 WO 2015163629A1 KR 2015003742 W KR2015003742 W KR 2015003742W WO 2015163629 A1 WO2015163629 A1 WO 2015163629A1
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WO
WIPO (PCT)
Prior art keywords
handpiece
bolus
coupled
handpiece body
high frequency
Prior art date
Application number
PCT/KR2015/003742
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English (en)
Korean (ko)
Inventor
김춘영
Original Assignee
주식회사 유니온메디칼
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 주식회사 유니온메디칼 filed Critical 주식회사 유니온메디칼
Priority to JP2016515298A priority Critical patent/JP6130969B2/ja
Publication of WO2015163629A1 publication Critical patent/WO2015163629A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/06—Electrodes for high-frequency therapy

Definitions

  • the present invention relates to a handpiece for a high frequency thermal therapy device having an improved cooling function, and more particularly, is provided with cooling means capable of cooling an electrode part installed inside the handpiece, and is configured to prevent overheating of the electrode part.
  • the temperature of the electrode unit can be easily adjusted, and relates to a handpiece for a high-frequency heat therapy device having an improved cooling function configured to efficiently control the amount of energy required according to the characteristics of the human body and the position of the tumor for each patient.
  • Thermal therapy for the treatment of cancer is a treatment that induces and destroys cancer cells by inducing suicide by inhibiting the proliferation of cancer cells by adding heat to cancer tissues and increasing the metabolism of cancer cells while preventing oxygen supply to the cancer cells.
  • This thermal treatment does not harm normal tissues, how to efficiently transfer heat only to cancerous tissues, how can heat be applied to the same site when repeated treatments, and how to measure the amount of heat energy delivered
  • the issue of determining whether the amount can be precisely controlled, the amount of heat required for each individual, and the order of temperature that can be tolerated during treatment is important.
  • FIG. 1 is a view showing a heat treatment apparatus according to the prior art.
  • the thermal treatment apparatus 1 includes a split treatment table 10-1 and 10-2, a handpiece support device 20, and a drive control device. 40), the cooler 50 is configured.
  • the treatment tables 10-1 and 10-2 have respective lifting motors (not shown), and each lifting motor is controlled by a lifting control unit (not shown).
  • a slide mat 12 is provided on the upper surfaces of the treatment tables 10-1 and 10-2.
  • the slide mat 12 is mounted on the treatment table (10-1) and (10-2) so as to be movable independently of each other in the longitudinal direction by manual operation, and the slide mat 12 is provided on the slide mat 12.
  • a stop mechanism (not shown) for stopping the slide mat 12 at a predetermined position.
  • the position detection sensor is connected to a slide mat controller (not shown), and the stop mechanism is controlled by the slide mat controller.
  • a support bar 14 is provided in each of the treatment tables 10-1 and 10-2.
  • the support bar 14 is installed on the surface 10a along the treatment tables (10-1, 10-2) and is provided with a motor (not shown) to protrude and retract in the horizontal longitudinal direction of the slide mat 12. Driven by).
  • the handpiece support device 20 is configured to rotatably support the C arm 23 on a pedestal car 21 which is formed in a C arm shape and is installed to be movable on the rail 29.
  • the C arm 23 is supported by the rails 23a on the rear side and the rollers 24a of the pedestal difference 21.
  • a chain 25 slightly longer than the rail 23 is provided, and each end of the chain 25 is fixed to the end of the rail 23.
  • the chain 25 is hooked to the sprockets 24b and 24c in the pedestal car 21, and the sprocket 24c transmits the rotation of the motor 27 by the chain 26.
  • the C arm 23 is driven to rotate by 27.
  • the pedestal car 21 is mounted on the rail 29 via the car wheel 21b, and the wheel 21b is rotationally driven by the motor 21a.
  • the handpiece attaching parts 30-1 and 30-2 are respectively installed and the handpiece attaching parts 30-1 and 30-2 are the motors 31-1 and 31-. 2) built-in
  • the handpiece 33-1 and the electrode portion 33-2 are attached to and detached from the affected part of the patient, and the handpiece and electrode portions 33-1 and 33 are separated.
  • -2) has an electrode.
  • An arm 41 is attached to the drive control device 40, and an operation board 42 is attached to the tip of the arm 41.
  • the operation board 42 is provided with a display portion 42a and a button portion 42b. Have.
  • the thermal treatment apparatus since the thermal treatment apparatus according to the prior art as described above does not have a means for cooling or controlling the heat generated from the handpiece by cooling the heat radiated from the electrode, the temperature of the handpiece When too high, there was an inconvenience of having to stop the procedure and restart the procedure after the handpiece was cooled, and in the worst case, there was a problem that the electrode part was damaged or burned to the patient during the procedure. There was a problem that it is difficult to efficiently control the amount of energy required according to the characteristics of the human body and the location of the tumor by adjusting the temperature of the patient.
  • the present invention has been made to solve the above problems, an object of the present invention is provided with a cooling means that can cool the electrode portion installed in the handpiece, is configured to prevent overheating of the electrode portion, the temperature of the electrode portion It is to provide a handpiece for the high-frequency thermal therapy device with improved cooling function that can be easily adjusted, so that the patient can efficiently control the amount of energy required according to the characteristics of the human body and the location of the tumor.
  • An object of the present invention is a handpiece installed in the high-frequency heat treatment device configured to apply a high-frequency current to the affected part, the handpiece body is formed in a disk shape and the installation groove is formed on the bottom;
  • a handpiece handle coupled to a center of an upper surface of the handpiece body;
  • a bolus configured to be coupled to the lower side of the handpiece body, the cooling water supplied through the handpiece body being filled therein; It is coupled to the lower surface of the handpiece body and installed inside the bolus, and is arranged between the lower electrode portion provided below the bolus and the annular portion, to apply a high frequency current generated in the high frequency generating portion to the affected portion
  • An electrode unit configured; It can be achieved by providing a handpiece for the high-frequency thermal therapy apparatus with improved cooling function, characterized in that it comprises a thermoelectric element attached to the upper surface of the electrode portion accommodated in the installation groove of the handpiece body.
  • the bolus is composed of a disk-shaped bottom plate and a cylindrical side plate extending upward along the edge of the bottom plate, the cover portion is filled with the cooling water therein, and from the upper end of the side plate to the outside Is formed of an annular flange portion that is bent and formed with a plurality of input holes on the upper surface, the upper surface of the handpiece body is formed with an annular upper coupling groove that is coupled to the upper end of the flange portion is fitted along the edge,
  • the upper coupling groove has a plurality of through holes are formed in a position corresponding to the input hole, the through hole is formed in the center of the cover portion is passed through the lower coupling groove is formed by fitting the lower end of the flange portion on the upper surface is formed the lower coupling groove
  • the bottom surface of the annular lower coupling plate is formed with a plurality of fastening holes are formed in a position corresponding to the through hole
  • the flange portion of the bolus is coupled to be received in the upper coupling groove of
  • an inlet for supplying cooling water to the inside of the bolus is formed at one side of the upper surface of the handpiece main body, and an outlet for discharging the cooling water inside the bolus is formed at the other side of the upper surface of the handpiece main body.
  • the cooling water is circulated through the bolus.
  • a coupling hole is formed in the center of the handpiece main body, and the coupling hole is formed at the lower end of the annular coupling jaw, and the handpiece handle is configured to be seated and coupled to the coupling jaw and then coupled to the coupling jaw. It is preferable that a plurality of screw holes are formed and the screw holes are inserted and fastened to the electrode part in close contact with the lower surface of the handpiece main body, so that the electrode part is coupled to the lower surface of the handpiece main body.
  • a ceramic pad is installed between the electrode part and the thermoelectric element, and a cooling fan is installed on an upper surface of the handpiece main body to discharge heat generated from an installation groove of the handpiece main body to the outside of the handpiece main body. It is preferable.
  • a temperature detection sensor installed at a predetermined position of the ceramic pad and configured to detect the temperature of the ceramic pad, and supplying and cooling the ceramic pad to maintain a constant temperature at a set temperature according to the temperature detected by the temperature detection sensor. It is preferable to include a control unit for controlling the driving of the fan.
  • thermoelectric element is preferably provided with a water jacket formed with a fixing groove in which the thermoelectric element is fixed to the bottom, coupled to the water jacket is configured to constitute a pump for circulating the cooling water.
  • the handpiece for the high frequency thermal therapy device having the improved cooling function according to the present invention is configured to have a structure in which cooling water is circulated inside the bolus, and is configured to cool the electrode unit installed inside the bolus and configured to apply a high frequency current to the affected part.
  • the thermoelectric element provided on the upper side of the electrode unit is configured to cool the upper surface of the electrode unit, so that overheating of the electrode unit is prevented during the heat treatment through the handpiece.
  • the present invention can be easily adjusted by the temperature of the electrode portion through the cooling of the electrode portion, it is configured to enable efficient control over the amount of energy required according to the characteristics of the human body and the position of the tumor for each patient to improve the expandability It can be effective.
  • FIG. 1 is a view showing a heat treatment apparatus according to the prior art
  • Figure 2 is an exploded perspective view of the handpiece for the high-frequency thermal therapy apparatus improved cooling function according to the present invention
  • Figure 3 is a combined front view of the handpiece for the high-frequency thermal therapy device with improved cooling function according to the present invention
  • Figure 4 is an exploded cross-sectional view of the handpiece for high frequency thermal therapy device with improved cooling function according to the present invention
  • Figure 5 is a combined cross-sectional view of the handpiece for the high-frequency thermal therapy device with improved cooling function according to the present invention
  • Figure 6 is a view for explaining the use of the handpiece for high frequency thermal therapy device with improved cooling function according to the present invention
  • FIG. 7 is a view showing another preferred embodiment of the handpiece for the high-frequency thermal therapy apparatus with improved cooling function according to the present invention.
  • FIG. 8 is a schematic configuration diagram of a handpiece for a high-frequency thermal therapy apparatus with improved cooling function according to the present invention.
  • the handpiece for the high frequency thermal therapy apparatus having the improved cooling function according to the present invention is installed in the high frequency thermal therapy unit and configured to apply a high frequency current to the affected part.
  • the high frequency thermal therapy unit having the handpiece of the present invention is shown in FIG. Since the configuration of the device is the same or similar, a detailed description of the radiofrequency thermal therapy device will be omitted.
  • the handpiece for the high-frequency thermotherapy device with improved cooling function according to the present invention is used for the treatment of primary tumors or metastatic tumors (for example, liver, spleen, kidney, lung, etc.), intestinal tumors, gynecologic tumors and pelvic tumors. Examples of the tumor or cancer will be described collectively as lesions.
  • FIG. 2 is an exploded perspective view of the handpiece for the high frequency thermotherapy device with improved cooling function according to the present invention
  • FIG. 3 is a combined front view of the handpiece for the high frequency thermal therapy device with improved cooling function according to the present invention.
  • Figure 5 is a combined cross-sectional view of the handpiece for high-frequency heat therapy device with improved cooling function according to the present invention
  • Figure 6 is a cooling function according to the present invention
  • Figure 7 is a view for explaining the use of the improved high-frequency thermotherapy handpiece
  • Figure 7 is a view showing another preferred embodiment of the improved high-frequency thermotherapy handpiece according to the present invention
  • Figure 8 is a present invention It is a schematic diagram of a handpiece for a high-frequency heat therapy device with improved cooling.
  • the handpiece for the high-frequency thermal therapy apparatus with improved cooling function is the handpiece body 100, handpiece handle 200, bolus 300, electrode portion 400 And a thermoelectric element 700.
  • the handpiece main body 100 is a portion in which the components described below are installed, and is provided in the shape of a disc.
  • the handpiece main body 100 is formed in a disc shape and is provided with an installation groove 101 in which a thermoelectric element 700 to be described later is installed on a bottom surface thereof.
  • the handpiece handle 200 is configured to be coupled to the center of the upper surface of the handpiece body 100.
  • the handpiece handle 200 is configured to facilitate the treatment by the operator gripping, the upper end is configured to be coupled to the high-frequency heat therapy.
  • the inside of the handpiece handle 200 is preferably formed to be hollow so that the wire connected to the electrode portion 400 to be described later to pass through.
  • the bolus 300 is configured to be coupled to the lower side of the handpiece main body 100 is configured to be filled with the cooling water (C) supplied through the handpiece main body 100 therein. That is, since the bolus 300 may be damaged such as erythema or burn on the human skin contact area by the heat generated from the electrode unit 400, which will be described later, the coolant C inside the bolus to prevent this. It serves to lower the temperature of the electrode unit 400 through).
  • the bolus 300 is composed of a circular plate-shaped bottom plate 311 and a cylindrical side plate 312 extending upward along the edge of the bottom plate 311, the cooling water (C) therein Filled cover portion 310, and is formed of an annular flange portion 320 is formed to be bent outward from the upper end of the side plate 312 is formed with a plurality of input holes 321 on the upper surface.
  • the bottom plate 310 which is a lower surface thereof, is provided in a disc shape and can be closely adhered to a wide area on the affected part A, the bolus 300 can cover and treat a large area of the affected part, and adheres to the affected part. There are many parts that improve the therapeutic effect.
  • the bolus 300 is assembled to the handpiece body 100 through the lower coupling plate 500 prefabricated.
  • the bottom surface of the handpiece body 100 is formed with an annular upper coupling groove 110 is coupled to the upper end of the flange portion 320 is coupled along the edge, the upper coupling groove 110 is A plurality of through holes 111 are formed at positions corresponding to the injection holes 320.
  • the lower coupling plate 500 has a through hole 510 through which the cover part 310 passes, and a lower coupling groove 520 having a lower end portion of the flange part 320 fitted therein.
  • a plurality of fastening holes 521 are formed at the bottom surface of the lower coupling groove 520 at a position corresponding to the through hole 111.
  • the flange portion 320 of the bolus is coupled to be received in the upper coupling groove 110 of the handpiece body 100 and the lower coupling groove 520 of the lower coupling plate 500.
  • the screw S introduced into the insertion hole 111 of the handpiece body is fastened to the fastening hole 521 of the lower coupling groove through the through hole 111 of the upper coupling groove.
  • the bolus 300 is coupled to the handpiece body 100 through a lower coupling plate 500.
  • one side of the upper surface of the handpiece main body 100 is configured with an inlet 120 for supplying the cooling water (C) into the interior of the bolus 300, the other side of the upper surface of the handpiece main body 100 It is preferable that an outlet 130 through which the coolant C is discharged inside the russ 130 is formed. That is, after the cooling water (C) is introduced into the inlet 120 through a pump (not shown), the cooling water (C) inside the bolus 300 flows out the outlet 130 to cool the water inside the bolus 300. (C) is configured to be circulated.
  • the cooling water (C) preferably contains an antifreeze having a very low freezing point.
  • the electrode unit 400 is coupled to a lower surface of the handpiece main body 100 and installed inside the bolus 300. That is, as shown in FIG. 6, the electrode part 400 is disposed between the bolus 300 and the lower electrode part 600 provided below the annular portion A, thereby generating a high frequency generator 410.
  • the high frequency current generated by) is applied to the affected part (A). That is, the annular portion A is disposed between the bolus 300 and the lower electrode portion 600 and a high frequency current is applied to the annular portion A to energize the electrode portion 400 and the lower electrode portion 600.
  • the electrode part 400 may be an anode
  • the lower electrode part 600 may be a cathode.
  • the present invention is not limited thereto, and the electrode 400 and the lower electrode 600 may be a cathode and an anode, respectively.
  • the high frequency current generated by the high frequency generator 410 and applied through the electrode unit 400 is preferably 13.56 MHz, and the high frequency current is between the charged electrode unit and the lower electrode unit 400 and 600.
  • the high frequency current flows through the human body, that is, a part where metabolism is active, that is, a lot of ionized ions (sodium ions, calcium ions, etc.) is excellent in electrical conductivity and current flows intensively.
  • the high frequency current flows along the extracellular fluid surrounding the cell membrane of each cancer cell having ionized ions.
  • cancer cells reach a temperature of 38.5-42.0 degrees Celsius by high frequency current, and are naturally destroyed and necrotic. Therefore, even if energy is concentrated in the affected area such as cancer tissue, the patient can be automatically treated along the affected tissue without the need for positioning using CT, MRI, etc. during the treatment. Furthermore, even in combination with anticancer drugs and radiation therapy can increase the therapeutic effect, if the anticancer drugs and radiation therapy is difficult to achieve cancer treatment effect only by the heat treatment, by improving the pain caused by cancer, painkillers It can reduce usage.
  • a coupling hole 140 is formed at the center of the handpiece main body 100, and an annular coupling jaw 141 is formed at the lower end of the coupling hole 140, and the handpiece handle 200 is coupled to the coupling hole. It is configured to be seated and coupled to the coupling jaw 141, the coupling jaw 141, a plurality of screw holes (141a) are formed in the coupling jaw 141 and the screw (S) is introduced into the screw hole (141a) It is configured to be coupled to the electrode portion 400 in close contact with the lower surface of the handpiece main body 100, the electrode portion 400 is configured to be coupled to the lower surface of the handpiece main body 100.
  • thermoelectric element 700 is attached to the upper surface of the electrode unit 400 is accommodated in the installation groove 101 of the handpiece main body 100. That is, the thermoelectric element 700 is configured to adjust the temperature of the electrode unit 400 by cooling it when the temperature of the electrode unit 400 rises above a predetermined temperature.
  • the thermoelectric element cold-heat semiconductor
  • the thermoelectric element is a thermistor which is a large element using a temperature change of electrical resistance
  • an element using the Seebeck effect which is a phenomenon in which electromotive force is generated by a temperature difference
  • heat absorption (or generation) is generated by a current.
  • Peltier element which is an element using the present Peltier effect, etc. are mentioned.
  • thermoelectric element 700 a Peltier element having a Peltier effect is used as the thermoelectric element 700.
  • the Peltier effect is a phenomenon in which two types of metal ends are connected and a current flows therethrough, where one terminal absorbs heat and the other terminal generates heat.
  • semiconductors such as bismuth (Bi) and tellurium (Te), which have different electrical conduction methods, instead of two kinds of metals, a Peltier device having an efficient endothermic and exothermic effect can be obtained. It is possible to switch between the endothermic and exothermic according to the current direction, the endothermic amount and the calorific value can be adjusted according to the amount of current.
  • the temperature of the electrode unit 400 rises above a predetermined temperature by using a Peltier element as a thermoelectric element, it is cooled to adjust the temperature of the electrode unit 400.
  • a ceramic pad 710 is preferably provided between the electrode part 400 and the thermoelectric element 700.
  • the ceramic pad 710 is made of an insulating material, and prevents malfunction of the thermoelectric element by blocking RF generated from the electrode part 400 and prevents damage of the thermoelectric element 700 made of a semiconductor.
  • a cooling fan 800 is installed on the upper surface of the handpiece main body 100 so as to discharge heat generated in the installation groove 101 of the handpiece main body 100 to the outside of the handpiece main body 100. It is desirable to be.
  • the present invention includes a temperature detection sensor 910 installed at a predetermined position of the ceramic pad 710 and configured to detect a temperature of the ceramic pad 710, and the temperature detection sensor.
  • the ceramic pad 710 may be configured to include a controller 920 for controlling the power supply and driving of the cooling fan 800 to maintain a constant temperature at a set temperature. That is, the thermoelectric element 700 detects the temperature of the ceramic pad 710 in which heat is conducted, and according to the detected temperature, the controller 920 supplies power to the ceramic pad 710 to maintain the set temperature.
  • the ceramic pad 710 is maintained at a constant temperature by controlling the driving of the cooling fan 800. Therefore, the temperature of the electrode portion 700 attached to the lower surface of the ceramic pad 710 is also maintained at a constant temperature.
  • the upper surface of the thermoelectric element 700 is provided with a water jacket 720 having a fixing groove 721 is formed in the bottom surface of the thermoelectric element 700 is fixed, coupled to the water jacket 720 is circulated cooling water
  • the pump 722 is preferably configured. Therefore, since the thermoelectric element 700 is wrapped and installed by the water jacket 720, the heat absorbed by the thermoelectric element 700 is discharged through heat exchange with the water jacket 720, and the thermoelectric element 700 is cooled. .
  • the handpiece for the high-frequency thermal therapy apparatus having the improved cooling function according to the present invention configured as described above the patient first lies comfortably on the treatment table of the device, aligns the two active electrodes 400 and 600 at the tumor site, and starts treatment. .
  • the high frequency of 13.56MHz passes through the tumor to generate heat.
  • cancer cells selectively induce tumor necrosis or suicide by directly applying tumor-sensitive heat of 42 degrees Celsius selectively to cancer tissues using a non-invasive energy control method using a particularly sensitive high frequency of 13.56 MHz.
  • the immune system can be activated.
  • the present invention is also effective in deep cancers such as pancreatic cancer, and cancer can be expected to have a higher thermal effect (that is, a therapeutic effect) by emitting high frequency radiation from both sides of the cancer tissue, as the cancer has a property of infiltrating the tissue.
  • the present invention is configured to have a structure in which the coolant is circulated inside the bolus, the thermoelectric element is installed in the bolus and configured to cool the electrode unit configured to apply a high frequency current to the affected part, the thermoelectric element provided above the electrode part It is configured to cool the upper surface of the electrode portion, there is an advantage that is configured to prevent overheating of the electrode portion during the heat treatment through the handpiece.
  • the present invention can be easily adjusted by the temperature of the electrode portion through the cooling of the electrode portion, it is configured to enable efficient control over the amount of energy required according to the characteristics of the human body and the position of the tumor for each patient to improve the expandability It has the advantage of being able to.
  • the present invention is installed on the handpiece of the high-frequency thermotherapy device is used to prevent overheating of the handpiece.

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Abstract

L'invention concerne une pièce à main pour un dispositif de thermothérapie haute fréquence équipée d'une fonction de refroidissement améliorée. Le système de refroidissement de l'unité d'électrode logée à l'intérieur de la pièce à main est conçu pour éviter la surchauffe de ladite unité et pour ajuster facilement sa température, ce qui permet de contrôler avec efficacité la quantité d'énergie nécessaire en fonction des caractéristiques de l'organisme du patient et des sites tumoraux à traiter qui varient d'un patient à l'autre. La pièce à main selon l'invention est installée dans le dispositif de thermothérapie haute fréquence et administre un courant haute fréquence sur la zone à traiter, la pièce à main comprenant : un corps en forme de disque et une face inférieure disposant d'une rainure d'installation ; une poignée couplée au centre de la face supérieure du corps de la pièce à main ; un bolus qui est couplé sous le corps de la pièce à main et dont l'intérieur est rempli d'eau de refroidissement acheminée par le corps de la pièce à main ; une unité d'électrode qui est couplée à la face inférieure du corps de la pièce à main et qui est installée à l'intérieur du bolus de façon à s'intercaler entre le bolus et l'unité d'électrode inférieure située en dessous de la zone à traiter, ladite unité d'électrode envoyant sur la zone à traiter un courant haute fréquence généré par l'unité génératrice de haute fréquence ; et un élément thermoélectrique fixé à la face supérieure de l'unité d'électrode et logé dans la rainure d'installation du corps de la pièce à main.
PCT/KR2015/003742 2014-04-25 2015-04-15 Pièce à main pour dispositif de thermothérapie haute fréquence avec fonction de refroidissement améliorée WO2015163629A1 (fr)

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JP2016515298A JP6130969B2 (ja) 2014-04-25 2015-04-15 冷却機能付き高周波温熱治療用ハンドピース

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KR10-2014-0050289 2014-04-25
KR1020140050289A KR101567852B1 (ko) 2014-04-25 2014-04-25 냉각 기능이 향상된 고주파 온열치료기용 핸드피스

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2022135609A1 (fr) * 2020-12-21 2022-06-30 苏州微创康复医疗科技(集团)有限公司 Système de rééducation

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101814109B1 (ko) * 2016-07-04 2018-01-02 주식회사 파나시 피부 치료용 복합기

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KR100965564B1 (ko) * 2007-11-21 2010-06-23 (주) 메트리젠 심부 피부 재생기
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