KR20200058740A - Thermotherapy apparatus and system using wireless power transfer - Google Patents

Abstract

The present invention relates to a thermotherapy apparatus using wireless power transmission, and a system thereof, and more specifically, to a thermotherapy apparatus using wireless power transmission, and a system thereof, characterized in that power is wirelessly transmitted to the thermotherapy apparatus located in the body using high-frequency broadband wireless power transmission, and the thermotherapy apparatus converts the received power into heat and then applies the heat to an affected area. In the present invention, the thermotherapy apparatus performs treatment by applying heat to tissues of an affected area in the body, and comprises: a power receiving unit receiving power transmitted wirelessly from the outside of the body of a patient through electromagnetic waves; a heat conversion/application unit converting power received from the power receiving unit into heat and applying the heat to tissues of an affected area; and an affected area fixing unit fixing the thermotherapy apparatus to the tissues of an affected area.

Description

 Wireless power transmission thermal therapy apparatus and system {THERMOTHERAPY APPARATUS AND SYSTEM USING WIRELESS POWER TRANSFER}

The present invention relates to a wireless power transmission thermal treatment apparatus and system, and more specifically, to wirelessly transmit power to a thermal treatment apparatus located in the body using wireless power transmission in a high frequency band, and power received from the thermal treatment apparatus It relates to a wireless power transmission thermal treatment apparatus and system for converting the heat to heat to apply to the affected area.

Recently, interest in early diagnosis and treatment of diseases to lead a healthy life is increasing.

Particularly, in the case of malignant tumors, drug treatment has been mainly performed in the past, but in the case of drug treatment, the treatment effect may vary greatly depending on the patient, and a number of side effects may occur, thereby increasing the difficulty of the patient. there was.

On the other hand, research has been conducted to treat diseases by irradiating heat at a specific wavelength or applying heat treatment to apply heat to affected areas such as malignant tumors. More specifically, in the case of thermal treatment, as shown in FIG. 1, after injecting very small magnetic particles with magnetism into the patient's body, placing them in affected tissues, such as a malignant tumor, and applying a magnetic field to the corresponding site As the magnetic body heats up, heat is applied to the affected tissue to destroy the affected tissue. However, in this case, a part of the magnetic body may be located in a normal tissue other than the affected tissue, and thus a problem of damaging not only affected tissue but also normal tissue may appear.

In addition, as can be seen in FIG. 2, attempts have been made to treat diseases by irradiating light of a specific wavelength into the patient's body and applying it to affected tissues such as malignant tumors. However, in this case, as can be seen in FIG. 2, the depth through which light can be transmitted is limited to about 1 mm or less, and depending on the wavelength, almost no transmission is possible. Treatment becomes more difficult.

Accordingly, there is a continuous need for a method to accurately and effectively treat affected tissues such as malignant tumors located in the patient's body, but an appropriate solution has not yet been proposed.

Republic of Korea Patent Publication No. 10-2008-0074423 (August 13, 2008)

The present invention was devised to solve the problems of the prior art as described above, and a thermal treatment device capable of accurately and effectively treating affected tissue such as a malignant tumor located in the patient's body or a malignant tumor located at a depth of several centimeters or more, and It aims to provide a system.

Other detailed objects of the present invention will be clearly understood and understood by experts or researchers in this technical field through specific contents described below.

A thermal treatment apparatus according to an aspect of the present invention for solving the above-described problem is a thermal treatment apparatus for treating heat by applying heat to affected tissues of a patient, receiving power transmitted wirelessly through electromagnetic waves from outside of the patient A power receiving unit; A heat conversion applying unit that converts the power received from the power receiving unit into heat and applies it to the affected tissue; And it characterized in that it comprises; and the affected part to fix the thermal treatment device to the affected tissue.

At this time, a control unit for controlling the operation of the thermal therapy apparatus; may further include.

Furthermore, a waterproof shield for shielding the power receiver and the control unit from the outside using a biocompatible material to be waterproof may further include.

Also, a communication unit for communication with an external device may be further included.

In addition, it may further include; a position confirmation unit for confirming the position of the body of the thermal treatment device.

In addition, the thermal treatment system according to another embodiment of the present invention is fixed to the affected tissue in the patient's body, one or more thermotherapy devices that receive power transmitted wirelessly from outside the body through electromagnetic waves, convert it into heat, and apply it to the affected tissue; And a driving device that wirelessly transmits power to the thermal therapy device to drive the thermal therapy device.

In this case, the driving device may be set through wireless communication so that some or all of the one or more of the one or more thermal therapy devices are driven.

Furthermore, the driving device may determine a thermal therapy device to be driven in consideration of location information of each thermal therapy device received from the one or more thermal therapy devices.

In addition, the driving device may perform wireless power transmission in consideration of a thermal therapy device to be driven among the one or more thermal therapy devices.

Accordingly, in the wireless power transmission thermal treatment apparatus and system according to an embodiment of the present invention, wireless power is wirelessly transmitted to a thermal treatment apparatus located at a depth of several centimeters or more in the body using electromagnetic wave wireless power transmission in a high frequency band, and the By converting the power received from the thermal treatment device into heat and applying it to the affected area, it is possible to accurately and effectively treat affected area tissues such as malignant tumors located in the patient's body.

The accompanying drawings, which are included as part of the detailed description to aid understanding of the present invention, provide embodiments of the present invention and describe the technical spirit of the present invention together with the detailed description.
1 and 2 are exemplary views of a conventional malignant tumor treatment apparatus.
3 is a block diagram of a thermal treatment apparatus according to an embodiment of the present invention.
4 is an exemplary view of a thermal treatment apparatus according to an embodiment of the present invention.
5 and 6 is a view for explaining the affected area treatment of the thermal treatment apparatus according to an embodiment of the present invention.
7 is a block diagram of a thermal treatment system according to an embodiment of the present invention.
8 is a view for explaining the operation of the thermal treatment system according to an embodiment of the present invention.

The present invention can be applied to various transformations and can have various embodiments. Hereinafter, specific embodiments will be described in detail with reference to the accompanying drawings.

The following examples are provided to aid in a comprehensive understanding of the methods, devices and / or systems described herein. However, this is only an example and the present invention is not limited thereto.

In describing the embodiments of the present invention, when it is determined that a detailed description of known technology related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or practice. Therefore, the definition should be made based on the contents throughout this specification. The terminology used in the detailed description is only for describing embodiments of the present invention and should not be limiting. Unless expressly used otherwise, a singular form includes a plural form. In this description, expressions such as “including” or “equipment” are intended to indicate certain characteristics, numbers, steps, actions, elements, parts or combinations thereof, and one or more other than described. It should not be interpreted to exclude the presence or possibility of other characteristics, numbers, steps, actions, elements, or parts or combinations thereof.

Further, terms such as first and second may be used to describe various components, but the components are not limited by the terms, and the terms are used to distinguish one component from other components. Used only.

Hereinafter, exemplary embodiments of a wireless power transfer thermal treatment apparatus and system according to an embodiment of the present invention will be sequentially described with reference to the accompanying drawings.

First, FIG. 3 is a block diagram of a thermal treatment apparatus 100 according to an embodiment of the present invention. As can be seen in Figure 3, the thermal treatment apparatus 100 according to an embodiment of the present invention, as a thermal treatment apparatus 100 for treating by applying heat to the affected tissue 20 of the patient's body, the patient Power receiving unit 110 for receiving power transmitted wirelessly through electromagnetic waves from outside of the body, a heat conversion applying unit 120 for converting the power received from the power receiving unit 110 into heat and applying it to the affected tissue, and the thermal treatment It is configured to include a fixing unit 130 for fixing the device 100 to the affected tissue 20.

In addition, the thermal therapy apparatus 100 according to an embodiment of the present invention, as can be seen in Figure 3, may further include a control unit 140 for controlling the operation of the thermal therapy apparatus 100, Furthermore, a waterproof shield 170 may be further included to shield the power receiver 110 and the controller 140 from outside by using a biocompatible material.

Furthermore, the thermal therapy apparatus 100 according to an embodiment of the present invention includes a communication unit 150 for communication with an external device and a location verification unit 160 for confirming the position of the body of the thermal therapy apparatus 100 ) May be further included.

In addition, FIG. 4 illustrates a specific structure of the thermal treatment apparatus 100 according to an embodiment of the present invention.

Hereinafter, referring to FIGS. 3 and 4, the thermal treatment apparatus 100 according to an embodiment of the present invention is divided into components and examined in more detail.

First, the power receiving unit 110 receives power transmitted wirelessly through electromagnetic waves from outside the patient.

At this time, the power receiving unit 110 may use electromagnetic waves in the band of several GHz, wireless power transmission of power up to a few centimeters or more in the patient's body using a mid-field.

More specifically, when using a 3 GHz high frequency, the wavelength in the free space is about 10 cm. Accordingly, when configuring the power receiving unit 110 using a helical coil or the like as shown in FIG. 4 for wireless power transmission, the The size of the thermal treatment apparatus 100 can be downsized to a few mm or less, so it can have an advantage that there is no difficulty in inserting it into the patient's body.

However, the present invention is not necessarily limited to this, and it is also possible to use a near-field for the wireless power transmission, and it is also possible to use electromagnetic waves in the hundreds of MHz band, furthermore, in addition to the helical coil It is also possible to use coils of various shapes, such as a flat coil, which is implemented using a printed circuit board (PCB).

In addition, the heat conversion applying unit 120 converts the power received from the power receiving unit 110 into heat and applies it to the affected tissue 20.

In addition, in the affected part fixing part 130, the thermal treatment device 100 is fixed to the affected part tissue 20.

At this time, the heat conversion applying unit 120, as can be seen in Figure 4, the heating device and a hot plate (hot plate) for converting heat to receive power transmitted wirelessly through the power receiving unit 110, etc. It can be implemented using.

At this time, the hot plate may be a structure that is directly connected to the heating device, or may be configured to be indirectly connected to the heating device. Accordingly, the hot plate can directly contact the affected tissue, such as a malignant tumor, or transmit heat in a non-contact manner at a very short distance, and further, the hot plate is provided with a protrusion 121, together with the affected part fixing part 130 The thermal treatment apparatus 100 is more strongly fixed to the affected tissue 20. In addition, the protrusion 121 increases the surface area of the hot plate so that heat can be more effectively transferred to the affected tissue 20.

At this time, the hot plate may have a flat structure, but may also have a curved surface structure, etc., and the size may be implemented to a diameter of about mm, and more specifically, preferably less than 5 mm.

Furthermore, it is appropriate to implement the hot plate using a metal having good thermal conductivity.

Furthermore, the heat conversion applying unit 120 may include a rectifying circuit, a DC-DC converter, and a current driving circuit for rectifying power received from the power receiving unit 110. In this case, the rectifying circuit, DC-DC converter and current driving circuit may be implemented on the printed circuit board 141 provided in the thermal treatment apparatus 100.

However, the present invention is not necessarily limited to this, and in addition to the heating device and the hot plate structure, various structures for receiving the power wirelessly transmitted through the power receiving unit 110 and converting it into heat may be used, and furthermore, the rectifying circuit, Some or all of the DC-DC converter and the current driving circuit may be replaced or omitted by other circuits.

In addition, the control unit 140 controls the operation of the thermal treatment apparatus 100. In this case, the control unit 140 may be implemented on a printed circuit board 141 provided in the thermal treatment apparatus 100 using a micro-controller unit (MCU).

More specifically, the control unit 140 controls the operation of the heat conversion applying unit 120 or communicates with an external device such as a driving device 200 through the communication unit 150, such as the thermal treatment device 100 ).

Next, the communication unit 150 communicates with an external device such as the driving device 200 to transmit status information of the thermal therapy device 100 or information collected by the thermal therapy device 100 to the external device. Alternatively, data such as commands or settings transmitted from the external device, such as the driving device 200, to the thermal therapy device 100 may be received.

In this case, the communication unit 150 may be implemented on a printed circuit board 141 provided in the thermal treatment apparatus 100, and further, a communication signal may be transmitted and received using a helical coil or the like of the power receiving unit 110. It might be.

In addition, the thermal treatment apparatus 100 according to an embodiment of the present invention may include a location confirmation unit 160 for confirming the position of the body of the thermal treatment apparatus 100, through which the thermal treatment apparatus 100 ) Can be prevented from being lost in the body.

In addition, the thermal treatment apparatus 100 according to an embodiment of the present invention may include a waterproof shield 170 that shields the power receiver 110 and the controller 140 from the outside to be waterproof. Further, the waterproof shield 170 may also be shielded from the outside by embedding the communication unit 150, the positioning unit 160, and the like.

At this time, the waterproof shield 170 is preferably configured using a biocompatible material.

Accordingly, the thermal treatment apparatus 100 according to an embodiment of the present invention, as can be seen in Figure 5, is operated to be fixed in contact with the affected tissue 20, such as a malignant tumor, the driving device 200, etc. By receiving the power wirelessly transmitted through electromagnetic waves of high frequency from, and converting it into heat and applying it to the affected tissue 20, it is possible to accurately and effectively treat affected affected tissue 20, such as a malignant tumor located in the deep part of the patient's body. .

More specifically, as can be seen in Figure 6, the thermal treatment apparatus 100 according to an embodiment of the present invention is a subcutaneous fat (subcutaneous fat), such as malignant tumors located in the heart of the patient affected tissue 20 It is operated to be fixed in contact with (Fig. 6 (b)), receives power transmitted wirelessly through electromagnetic waves from the outside, such as the driving device 200 (Fig. 6 (c)), converted to heat to convert the affected tissue 20 By applying as (Fig. 6 (d)), it is possible to accurately and effectively treat the affected tissue 20, such as a malignant tumor located in the heart of the patient.

Subsequently, FIG. 7 shows a block diagram of a thermal treatment system 10 according to an embodiment of the present invention.

As can be seen in Figure 7, the thermal treatment system 10 according to an embodiment of the present invention is fixed to the affected tissue 20 of the patient's body receives power transmitted wirelessly through electromagnetic waves from outside the body and converts it to heat It comprises a driving device 200 for driving the heat treatment device 100 by wirelessly transmitting power to the heat treatment device 100 and one or more heat treatment devices (100a ~ 100d) to be applied to the affected tissue Can be.

Hereinafter, the thermal treatment system 10 according to an embodiment of the present invention will be described in detail with reference to FIG. 7 for each configuration.

First, the thermal treatment apparatus 100 is fixed to the affected tissue 20 of the patient's body to receive power transmitted wirelessly from outside the body through high-frequency electromagnetic waves, convert it into heat, and apply it to the affected tissue. Since the thermal treatment apparatus 100 has already been described in detail, a detailed description thereof will be omitted.

In addition, the driving device 200 wirelessly transmits power to the thermal therapy device 100 to drive the thermal therapy device 100.

In this case, the driving device 200 may be set through wireless communication so that some or all of the one or more of the one or more types of the thermal treatment devices 100 are driven.

More specifically, as can be seen in FIG. 8, a plurality of heat treatment devices 100a to 100d may be attached to the affected tissue 20 and the drive device 200 may treat the plurality of heat treatments. Among the devices 100a to 100d, only the necessary thermal treatment device 100 may be selected and driven in consideration of the condition of the affected tissue.

Accordingly, the driving device 200 may transmit a driving command including identification information of each of the thermal treatment devices 100 through wireless communication.

In addition, the driving device 200 uses the positioning unit 160 of each of the thermal treatment devices 100 in consideration of the position of each of the thermal treatment devices 100 to operate the respective thermal treatment devices 100 You can also control

More specifically, the driving device 200 may determine the thermal therapy device 10 to be driven in consideration of the location information of each thermal therapy device 100 received from the one or more thermal therapy devices 100.

More specifically, in FIG. 8, when treatment is required for area (A) of the affected tissue, only the first thermal treatment device 100a and the fourth thermal treatment device 100d among the plurality of thermal treatment devices 100a to 100d are used. It can also be controlled to be selected and driven.

Furthermore, the driving device 200 may perform wireless power transmission in consideration of a thermal therapy device to be driven among the one or more thermal therapy devices.

For example, in FIG. 8, when the first thermotherapy device 100a and the fourth thermotherapy device 100d among the plurality of thermotherapy devices 100a to 100d are driven, the driving device 200 is By adjusting the setting of the wireless power transmission circuit, the wireless power transmitted to the two thermal treatment devices 100 of the first thermal treatment device 100a and the fourth thermal treatment device 100d can be controlled to be efficiently transmitted. Can be.

Accordingly, in the wireless power transmission thermal therapy apparatus 100 and the system 10 according to an embodiment of the present invention, power is supplied to the thermal therapy apparatus 100 located in the deep part of the body using wireless power transmission in a high frequency band. By wirelessly transmitting, and converting the power received from the thermal treatment apparatus 100 into heat to apply to the affected area, it is possible to accurately and effectively treat affected area tissue 20 such as a malignant tumor located in the deep part of the patient's body. Not only can power be transmitted efficiently with less power, but also damage to normal tissues other than the affected tissue 20 can be prevented, and furthermore, the patient is uncomfortable by miniaturizing the thermal treatment apparatus 100. It has the advantage of being able to minimize.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and variations without departing from the essential characteristics of the present invention. Therefore, the embodiments described in the present invention are not intended to limit the technical spirit of the present invention, but to explain, and are not limited to these embodiments. The scope of protection of the present invention should be interpreted by the following claims, and all technical spirits within the equivalent range should be interpreted as being included in the scope of the present invention.

10: thermal treatment system
20: affected tissue
100: thermal treatment device
110: power receiver
120: heat conversion applying unit
121: protrusion
130: affected part fixing part
140: control unit
141: Printed circuit board
150: communication unit
160: location confirmation unit
170: waterproof shield
200: driving device

Claims (9)

In the thermal treatment apparatus for treating by applying heat to the affected tissue in the patient's body,
A power receiver configured to receive power wirelessly transmitted from the patient's body through electromagnetic waves;
A heat conversion applying unit that converts the power received from the power receiving unit into heat and applies it to the affected tissue; And
And a fixation unit for fixing the thermotherapy device to the affected tissue. According to claim 1,
A control unit for controlling the operation of the thermal therapy apparatus; The thermal therapy apparatus further comprising. According to claim 2,
A heat treatment device further comprising; a waterproof shield for shielding the power receiver and the control unit from the outside using a biocompatible material. According to claim 1,
A heat treatment device further comprising a communication unit for communication with an external device. According to claim 1,
And a position checking unit for confirming a position in the body of the thermotherapy device. One or more thermotherapy devices fixed to the affected tissue of the patient's body to receive power transmitted wirelessly from outside the body through electromagnetic waves, convert it into heat, and apply it to the affected tissue; And
A driving device that wirelessly transmits power to the thermal therapy device to drive the thermal therapy device;
Thermal treatment system, characterized in that comprises a. The method of claim 6,
The driving device,
A thermotherapy system characterized by setting through wireless communication such that some or all of the one or more thermotherapy devices are driven. The method of claim 7,
The driving device,
And a thermal treatment device to be driven in consideration of location information of each thermal treatment device received from the at least one thermal treatment device. The method of claim 7,
The driving device,
A thermotherapy system characterized by performing wireless power transmission in consideration of a thermotherapy device to be driven among the one or more thermotherapy devices.

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