WO2012144713A1

WO2012144713A1 - Needle tips for high frequency treatment, high frequency treatment apparatus using same, and high frequency therapy

Info

Publication number: WO2012144713A1
Application number: PCT/KR2011/009295
Authority: WO
Inventors: 고광천; 김봉준; 윤현웅
Original assignee: 주식회사 루트로닉; 한국보건산업진흥원
Priority date: 2011-04-18
Filing date: 2011-12-02
Publication date: 2012-10-26
Also published as: KR101188710B1

Abstract

Disclosed are needle tips and a high frequency treatment apparatus using the same, wherein the needle tips allow a plurality of needles to be smoothly injected into the skin and relieve pain when the plurality of needles are injected. According to the present invention, the needle tips comprise a plurality of needles, a support plate which supports the needles at one side thereof, and a tilt part which tilts the support plate so that the plurality of needles are sequentially injected into the skin.

Description

Radiofrequency treatment needle tip, Radiofrequency treatment apparatus and radiofrequency treatment method using the same

The present invention relates to a high frequency therapy needle tip, a high frequency therapy device using the same, and a high frequency therapy method, and more particularly, a high frequency therapy needle tip using a needle inserted into the skin as an electrode so that a high frequency current is energized in the body. It relates to a radiofrequency treatment apparatus and a radiofrequency treatment method using the same.

When high frequency current is energized in the body, deep heat is generated in the human tissue. Deep heat is bioheat generated by rotational motion, twisting, collision motion, etc. due to vibration of molecules constituting human tissue by high frequency electric energy.

Recently, as a method for treating skin such as acne treatment, pore reduction, wrinkle removal, scar removal, etc., a high frequency treatment device using microneedle as an electrode has been developed and used.

Such a radiofrequency therapy device may reach the dermal layer through a part or all of the microneedles. Accordingly, the high frequency treatment apparatus using the microneedle has an advantage of improving the treatment efficiency by allowing the high frequency current to flow smoothly in the dermal layer.

On the other hand, the treatment device using a microneedle has been disclosed by the Republic of Korea Patent Publication No. 10-2010-0101420 (published on September 17, 2010) (hereinafter referred to as 'open patent').

The patent discloses an energy output hole on one surface of a diaphragm or a vibrating cap, and attaches a microneedle plate having microneedles corresponding to the vibrating plate or the vibrating cap so that energy generated from the electrical, physical and optical energy generating units of the main body or the handpiece By directly reaching the skin, the components such as drugs applied to the skin are quickly delivered into the skin while minimizing the loss of the outside or evaporation into the air, and various electrical, physical or optical energy is applied to the skin to treat the skin and It is configured to have a complex effect on skin care.

However, the disclosed patent is used in such a manner that a plurality of microneedles are inserted into the skin at the same time. No matter how fine the diameter of the microneedle, if many microneedles are inserted into the skin at the same time, there is a problem that the microneedles may not be inserted smoothly according to the surface resistance of the skin.

In addition, when a number of microneedles are inserted into the skin at the same time, there is a problem that the pain is doubled resulting in pain to the patient being treated. Thus, the pain caused during the treatment with the microneedle may lead to a problem that the patient is reluctant to be treated despite the excellent therapeutic effect of the radiofrequency treatment device.

SUMMARY OF THE INVENTION An object of the present invention is to provide a needle tip for high frequency therapy, a high frequency therapy device using the same, and a high frequency therapy method, in which a plurality of needles are smoothly inserted into the skin and the pain is alleviated when the plurality of needles are inserted.

The high frequency treatment needle tip according to the present invention includes a plurality of needles, a support plate for supporting the plurality of needles on one surface, and a tilt part for tilting the support plate so that the plurality of needles are sequentially inserted into the skin. It is achieved by including.

The cover may further include a base supporting the back surface of the support plate, and a through hole coupled to the base and having a through hole through which the plurality of needles penetrate at one side wall facing the one surface of the support plate.

The tilt part may include a plurality of elastic bodies disposed between one side wall of the cover and the support plate to elastically support the edge of the support plate, and at least two or more elastic bodies of the plurality of elastic bodies may have different elastic modulus.

The tilt part may include first, second, third and fourth elastic bodies disposed between one side wall of the cover and the support plate to sequentially elastically support the edge of the support plate.

In addition, the needle tip for high frequency treatment according to the present invention comprises a plurality of needles (needle); A support plate supporting the plurality of needles on one surface; A base supporting a back surface of the support plate; A cover having a through hole through which the plurality of needles is formed in one side wall coupled to the base and facing one surface of the support plate; and from one side wall of the cover to form a difference in elastic force acting on an edge of the support plate. It is achieved by including; an elastic body to elastically support the support plate.

The elastic body is provided with a compression coil spring disposed around the plurality of needles and installed between one side wall of the cover and the support plate, and the support plate has a support groove for supporting one end of the elastic body which is the compression coil spring. Can be formed.

It further comprises a compression protrusion protruding toward the support plate from one side wall of the cover to support the other end of the compression coil spring, the compression projection may be formed on the support surface for supporting the compression coil spring.

The compression coil spring may be installed so that the central axis is inclined.

The compression coil spring may be formed to have a different cross-sectional area to provide a different elastic modulus.

In addition, the needle tip for high frequency treatment according to the present invention comprises a plurality of needles (needle); A support plate supporting the plurality of needles on one surface; A base supporting a back surface of the support plate; A cover coupled to the base and having a through hole through which the plurality of needles penetrate through a side wall of the support plate, the one side wall of which is opposed to one surface of the support plate; A first elastic body for elastically supporting the support plate from one side wall of the cover; and a second elastic body disposed between the support plate and the base such that the support plate is inclined as the pressing force acts on the back surface of the support plate. do.

Further comprising a pressure plate disposed between the support plate and the base, the second elastic body may be provided with a torsion spring, one side is coupled to the support plate and the other side is coupled to the pressure plate.

The second elastic body is a plate which is coupled to the back surface of the support plate and inclined with respect to the support plate, a bent portion bent from the coupling portion and the pressure plate extending from the bent portion is pressed by the output end penetrating the base It may be provided with a spring.

In addition, the high frequency treatment apparatus according to the present invention includes a high frequency oscillator for generating a high frequency current, a supply line drawn from the high plate oscillator to supply the high frequency current, a handpiece connected to the supply line, and the supply line. A plurality of needles electrically connected by the high frequency current, a support plate for supporting the plurality of needles on one surface, and a tilt part for tilting the support plate such that the plurality of needles are sequentially inserted into the skin. Is achieved.

It may further include a cover detachable to the handpiece, the base for supporting the back surface of the support plate, the cover is coupled to the base, the through hole through which the plurality of needles are formed in one side wall facing the one surface of the support plate have.

The tilt part may include a plurality of elastic bodies disposed between one side wall of the cover and the support plate to elastically support the edge of the support plate, and elastic modulus of at least two or more elastic bodies of the plurality of elastic bodies may be different from each other.

It may further include a pressing portion installed on the handpiece for pressing the back surface of the support plate.

The pressing unit may further include a depth adjusting lever for adjusting the amount of pressing the pressing plate to control the depth of the plurality of needles are inserted into the skin.

The support plate may be a printed circuit board on which an electric circuit for causing the high frequency current to be supplied to the plurality of needles is printed.

It may further include a connector installed on the support plate, the connector being electrically connected to the electric circuit and connected to a supply line for supplying the high frequency current.

It may further include a refrigerant circulation path formed in the plurality of needles.

In addition, the high frequency treatment apparatus according to the present invention includes a high frequency oscillator for generating a high frequency current, a supply line drawn from the high plate oscillator to supply the high frequency current, a handpiece connected to the supply line, and the supply line. A plurality of needles electrically connected to each other by which the high frequency current is supplied, and a support plate supporting the plurality of needles on one surface thereof; A base detachable from the handpiece and supporting a rear surface of the support plate; A cover coupled to the base and having a through hole through which the plurality of needles are formed in one side wall facing one surface of the support plate; and an elastic body elastically supporting the support plate such that the plurality of needles are sequentially inserted into the skin. Is achieved.

The elastic body may be a compression coil spring disposed to surround the plurality of needles and installed between one side wall of the cover and the support plate, and provided with another elastic force on a plane of the support plate.

The elastic body may be a torsion spring or a leaf spring disposed between the support plate and the base.

High frequency treatment needle tip according to the present invention, a high frequency treatment apparatus and a high frequency treatment method using the same, a plurality of needles can be smoothly inserted into the skin of the patient, a plurality of needles are inserted as compared to when a plurality of needles are inserted at the same time It is effective to relieve pain.

1 is a perspective view showing a radiofrequency treatment apparatus according to a first embodiment of the present invention.

2 is a perspective view showing a handpiece of the radiofrequency treatment apparatus according to the first embodiment of the present invention.

3 is an exploded perspective view showing a needle tip of the radiofrequency treatment apparatus according to the first embodiment of the present invention.

FIG. 4 is a cross-sectional view taken along the line II ′ of FIG. 3.

Figure 5 is an enlarged cross-sectional view showing the needle of the radiofrequency treatment apparatus according to the first embodiment of the present invention.

6 is a cross-sectional view showing a state in which the needle tip is in contact with the skin of the radiofrequency treatment apparatus according to the first embodiment of the present invention.

7 is a cross-sectional view showing a state where a plurality of needles of the radiofrequency treatment apparatus according to the first embodiment of the present invention are inserted into the skin.

8 is a cross-sectional view showing a state where a plurality of needles of the radiofrequency treatment apparatus according to the first embodiment of the present invention are inserted into the skin.

FIG. 9 is a plan view illustrating an arrangement of a plurality of needles installed at a needle tip of a radio frequency treatment apparatus according to another example of the first exemplary embodiment of the present invention.

10 is an exploded perspective view showing a needle tip of the radiofrequency treatment apparatus according to the second embodiment of the present invention.

Figure 11 is an enlarged cross-sectional view showing a needle of the radiofrequency treatment apparatus according to a second embodiment of the present invention.

FIG. 12 is a cross-sectional view illustrating a needle tip of the radiofrequency ablation apparatus according to the second embodiment by cutting on the line II ′ of FIG. 12.

13 is a cross-sectional view showing a state in which the needle tip of the radiofrequency treatment apparatus according to the second embodiment of the present invention in contact with the skin.

14 is a cross-sectional view showing a state where a plurality of needles of the radiofrequency treatment apparatus according to the second embodiment of the present invention are inserted into the skin.

15 is a cross-sectional view showing a state where a plurality of needles of the radiofrequency treatment apparatus according to the second embodiment of the present invention are inserted into the skin.

FIG. 16 is a plan view illustrating an arrangement of a plurality of needles installed at a needle tip of a radiofrequency ablation apparatus according to another example of the second exemplary embodiment of the present invention.

17 is a cross-sectional view showing the needle tip of the radiofrequency treatment apparatus according to the third embodiment of the present invention.

18 is a cross-sectional view showing the needle tip of the radiofrequency treatment apparatus according to the fourth embodiment of the present invention.

19 is a cross-sectional view showing the needle tip of the radiofrequency treatment apparatus according to the fifth embodiment of the present invention.

20 is a cross-sectional view showing a needle tip of the radiofrequency treatment apparatus according to the sixth embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings for the radiofrequency therapy needle tip and the radiofrequency therapy apparatus using the same according to the first embodiment of the present invention will be described in detail.

1 is a perspective view showing a radio frequency treatment device according to a first embodiment of the present invention, Figure 2 is a perspective view showing a handpiece of the radio frequency treatment device according to a first embodiment of the present invention.

1 and 2, the high frequency treatment apparatus (hereinafter, referred to as 'high frequency treatment apparatus') 100 according to the first embodiment of the present invention 100 is a high frequency oscillator 110, handpiece 120, needle Tip 200 and supply line 130.

The high frequency oscillator 110 generates a high frequency current of a frequency required for treatment. The high frequency current oscillated from the high frequency oscillator 110 may have its frequency adjusted according to the constitution of the patient, the purpose of treatment, the treatment site, and the like. For example, the high frequency current used to treat the skin may be adjusted in the range of 0.1 to 0.8 MHz.

Therefore, the high frequency oscillator 110 displays the general state of the on / off switch 111 of the power source, the frequency control lever 112 that can adjust the frequency of the high frequency current, and the high frequency treatment apparatus 100. A touch screen 113 may be installed to allow input of a key.

The pressing unit 140 is installed inside the handpiece 120. The pressing unit 140 linearly transfers the output end 141 so that the plurality of needles 210 installed in the needle tip 200 can be inserted into the patient's skin. The pressurizing unit 140 may use a linear actuator such as a solenoid, a hydraulic / pneumatic cylinder, and the like that linearly moves the output terminal 141. Depth control lever 122 may be installed on the outer wall of the handpiece. The depth adjustment lever 122 allows the transport distance of the output end 141 to be adjusted so that the depth of the plurality of needles 210 is inserted into the skin.

On the other hand, the handpiece 120 is connected to the supply line 130 drawn from the high frequency oscillator 110. The supply line 130 supplies the high frequency current oscillated from the high frequency oscillator 110 to the plurality of needles 210, and supplies the power used to insert the plurality of needles 210 to the pressing unit 140, respectively. . High frequency currents propagate along the conductor in the form of surface waves of metal wires. Therefore, the supply line 130 may use a conductive wire wrapped with a metal wire in an insulating coating.

3 is an exploded perspective view showing a needle tip of a radio frequency treatment apparatus according to a first embodiment of the present invention, FIG. 4 is a cross-sectional view taken along line II ′ of FIG. 3, and FIG. 5 is a first view of the present invention. An enlarged cross-sectional view showing a needle of the radiofrequency treatment apparatus according to the embodiment.

3 to 5, the needle tip 200 includes a base 220 and a cover 230 coupled to each other to form a space therein. The support plate 240 is disposed inside the base 220 and the cover 230, and a plurality of needles 210 are coupled to one surface of the support plate 240. The tilt part 250T is disposed between the cover 230 and the support plate 240.

Base 220 is detachable from handpiece 120. That is, the detachable protrusion 221 protruding outward is formed on the outer wall of the base 220. The handpiece 120 has a guide groove 123 for guiding the detachable protrusion 221 and a detachable protrusion 221 communicating with the guide groove 123 and being guided along the guide groove 123 of the handpiece 120. Departure preventing groove 124 is formed to prevent the departure in the longitudinal direction (see Fig. 2).

In addition, a plurality of support protrusions 222 protrude from one surface of the base 220. The plurality of support protrusions 222 allow the support plate 240 to be spaced apart from one surface of the base 220.

The cover 230 is coupled to the base 220. That is, the coupling protrusion 231 protruding inwardly is formed on the inner wall of the cover 230. A coupling hole 223 is formed in one surface of the base 220 to correspond to the coupling protrusion 231 to insert the coupling protrusion 231.

In addition, the cover 230 has a plurality of through-holes 232 corresponding to the plurality of needles 210 is formed on one side wall facing one surface of the support plate 240. Each through hole 232 may be formed to have an inner diameter larger than the diameter of each needle 210 so that each needle 210 can penetrate the through holes 232 smoothly even if the support plate 240 is inclined. Can be.

Meanwhile, the plurality of needles 210 are coupled to the support plate 240 to protrude from one surface of the support plate 240. As the plurality of needles 210, a plurality of micro needles may be used. That is, each needle 210 may be provided with a diameter of about 20㎛. Each needle 210 is used as an electrode 211 to allow a high frequency current to flow in the skin approximately 0.3 mm from the tip. Each needle 210 has an insulating portion 212 coated with an insulating material such as silicon in a section of about 200 μm from the electrode. The insulator 212 prevents a high frequency current from flowing to a portion other than a portion requiring treatment.

In addition, a refrigerant circulation path 213 may be formed in each needle 210. The refrigerant circulation path 213 prevents each needle 210 and the treatment portion from overheating by allowing a refrigerant, such as cooling water, to circulate inside each needle 210.

Meanwhile, the connector 241 may be installed on the rear surface of the support plate 240. The supply line 130 drawn out from the high frequency oscillator 110 is electrically connected to the connector 241. The connector 241 may be divided into a positive connector to which the positive line of the supply line 130 is connected and a negative connector to which the negative line of the supply line 130 is connected. In addition, an electrical circuit 242 may be printed on the support plate 240. The electric circuit 242 allows a high frequency current to be transmitted to the plurality of needles 210 as the supply line is connected to the connector 241. The electrical circuit 242 may be divided into a positive electrical circuit electrically connected to the positive connector and a negative electrical circuit electrically connected to the negative connector 241.

That is, the printed circuit board may be used as the support plate 240, and the plurality of needles 210 may be soldered and coupled to be electrically connected to the electric circuit. Accordingly, the plurality of needles 210 may be divided into a plurality of positive electrode needles and a plurality of negative electrode needles. The positive needle and the negative needle allow deep heat to be generated as it is energized through the skin tissue.

Meanwhile, the tilt part 250T disposed between one side wall of the cover 230 and the support plate 240 includes a plurality of

elastic bodies

251, 252, 253, and 254. Each of the

elastic bodies

251, 252, 253, and 254 may use any one of silicone rubber blocks, natural rubber blocks, or tension coil springs.

The plurality of

elastic bodies

251, 252, 253, and 254 are arranged to sequentially support the edges of the support plate 240. A first support groove 243 for supporting the plurality of

elastic bodies

251, 252, 253, and 254 is formed at the edge of the support plate 240, and a plurality of first support grooves is formed at one side wall of the cover 230. Second support grooves 233 respectively corresponding to 243 are formed. The first support groove 243 and the second support groove 233 prevent the plurality of

elastic bodies

251, 252, 253, and 254 from being separated from their positions.

The elastic modulus of the first elastic body 251 is greater than the elastic modulus of the second elastic body 252, the elastic modulus of the second elastic body 252 is greater than the elastic modulus of the third elastic body 253, and the third elastic body 253 The elastic modulus of may be greater than the elastic modulus of the fourth elastic body 252. In this case, the needle 210 disposed at the edge of the support plate 240 supported by the fourth elastic body 254 is first inserted into the skin, and disposed at the edge of the support plate 240 supported by the first elastic body 251. The needle 210 is inserted into the skin at the end.

As another example of the first embodiment, the elastic modulus of the first elastic body 251 and the elastic modulus of the second elastic body 252 are the same, and the elastic modulus of the third elastic body 253 and the elastic modulus of the fourth elastic body 254 are May be the same. In this case, the elastic modulus of the first and second elastic bodies 251 and 252 may be greater than that of the third and fourth

elastic bodies

253 and 254. In this case, the plurality of needles 210 disposed on the sides of the support plate 240 supported by the third and fourth

elastic bodies

253 and 254 are first inserted into the skin, and the first and second elastic bodies 251 and 252 are inserted into the skin. A plurality of needles 240 disposed on the side of the support plate 240 to be supported is finally inserted into the skin.

On the other hand, as another example of the first embodiment, the elastic modulus of the first elastic body 251 is greater than the elastic modulus of the second elastic body 252, the elastic modulus of the second elastic body 252 is the elasticity of the third elastic body 253 May be greater than the coefficient. In this case, the elastic modulus of the fourth elastic body 254 may be the same as the elastic modulus of the second elastic body 252. In this case, the needle 210 disposed at the edge of the support plate 240 supported by the third elastic body 253 is first inserted into the skin, and the support plate 240 supported by the second and fourth elastic bodies 252 and 254. A plurality of needles 210 disposed on a diagonal line) are inserted into the skin, and the needles 210 disposed at the corners of the support plate 240 supported by the first elastic body 251 are inserted into the skin last.

The needle 210 disposed at the edge of the support plate 240 supported by the first elastic body 251 is inserted into the skin at the end.

In the above description, the number of elastic bodies is described as four by way of example. However, the number of elastic bodies may be added or subtracted according to the area of the support plate 240, the amount of pressing force supporting the support plate 240, and the size of the elastic modulus of each elastic body so that the plurality of needles 210 may be sequentially inserted. Modifications may be made.

As such, the tilting part 250T inclines the support plate 240 pressed by the pressing part 140. Therefore, the tilt part 250T allows the plurality of needles 210 to be inserted into the skin with a time difference.

Therefore, in the present invention, the needle tip 200 and the radio frequency treatment apparatus 100 are configured such that the plurality of needles 210 are inserted into the skin with a time difference. Accordingly, the needle tip 200 and the high frequency treatment apparatus 100 according to the present embodiment reduce the shock transmitted to the patient when the plurality of needles 210 are inserted into the skin at the same time, thereby inserting the plurality of needles 210. It can alleviate the pain that accompanies you.

Hereinafter, with reference to the accompanying drawings for the operation of the radiofrequency therapy needle tip and the radiofrequency therapy apparatus using the same according to the first embodiment of the present invention will be described in detail. The accompanying drawings below show only a part of the handpiece for explaining the operation of the radiofrequency therapy needle tip and the radiofrequency therapy apparatus using the same according to the present embodiment, and reference numerals are not described in the drawings to be described later. Components may be understood with reference to FIGS. 1 to 5 together.

Referring to FIG. 6, in a state in which the cover 230 is coupled to the base 220, the plurality of needles 210 supported by the support plate 240 are positioned inside the cover 230. That is, the support plate 240 is elastically supported toward the base 220 by the plurality of

elastic bodies

251, 252, 253, and 254. Accordingly, the plurality of needles 210 are located inside the cover 230.

The needle tip 200 is mounted to the handpiece 120. That is, the removal protrusion 221 is guided to the guide groove 123 is inserted into the departure prevention groove 124, the needle tip 200 is prevented from being separated in the longitudinal direction of the handpiece 120 handpiece 120 ) Is firmly mounted.

The needle tip 200 then contacts the skin. That is, the user holds the handpiece 120 in his hand and contacts the outer surface of the cover 230 in which the plurality of through holes 232 of the needle tip 200 are formed with the skin of the patient.

Referring to FIG. 7, a user applies power to the high frequency oscillator 110 by manipulating the on / off switch 111. As power is applied to the high frequency oscillator 110, power is applied to the pressing unit 140. The user operates the depth adjusting lever 122 to select a depth at which the plurality of needles 210 are to be inserted into the skin.

Accordingly, the output end 141 is advanced from the pressing unit 140, and the output end 141 penetrates the base 220 to press the support plate 240. The support plate 240 is advanced toward one side wall of the cover 230, and the plurality of needles 210 are advanced through the through holes 232 toward the skin of the patient.

In this case, the tilt part 250T tilts the support plate 240 at a predetermined angle θ so that the plurality of needles 210 are sequentially inserted into the skin.

The elastic modulus of the first elastic body 251 is greater than the elastic modulus of the second elastic body 252, the elastic modulus of the second elastic body 252 is greater than the elastic modulus of the third elastic body 253, and the third elastic body 253. When the elastic modulus of the elastic modulus is greater than the elastic modulus of the fourth elastic body 252, the needle 210 disposed at the edge of the support plate 240 supported by the fourth elastic body 254 is first inserted into the skin, the first elastic body A needle 210 disposed at an edge of the support plate 240 supported by 251 is inserted into the skin at the end.

As another example, the modulus of elasticity of the first elastic body 251 and the modulus of elasticity of the second elastic body 252 are the same, the modulus of elasticity of the third elastic body 253 and the modulus of elasticity of the fourth elastic body 254 are the same. When the elastic modulus of the second elastic bodies 251 and 252 is greater than the elastic modulus of the third and fourth

elastic bodies

253 and 254, the side of the support plate 240 supported by the third and fourth

elastic bodies

253 and 254 is provided. The plurality of needles 210 to be disposed are first inserted into the skin, and the plurality of needles 240 disposed on the side of the support plate 240 supported by the first and second elastic bodies 251 and 252 are inserted into the skin last. .

On the other hand, as another example, the elastic modulus of the first elastic body 251 is greater than the elastic modulus of the second elastic body 252, the elastic modulus of the second elastic body 252 is larger than the elastic modulus of the third elastic body 253, When the elastic modulus of the fourth elastic body 254 is the same as the elastic modulus of the second elastic body 252, the needle 210 disposed at the corner of the support plate 240 supported by the third elastic body 253 is first placed on the skin. A plurality of needles 210 are inserted into the skin and are arranged on a diagonal line of the support plate 240 supported by the second and fourth elastic bodies 252 and 254, and are inserted into the skin and supported by the first elastic body 251. Needles 210 disposed at the corners of 240 are last inserted into the skin.

Therefore, the plurality of needles 210 may be smoothly inserted into the skin of the patient. In addition, as the plurality of needles 210 are inserted with a time difference in the skin of the patient, since the impact delivered to the patient is reduced compared to when the plurality of needles 210 are inserted into the skin at the same time, the plurality of needles 210 Pain accompanying when inserted into the skin can be alleviated.

Referring to FIG. 8, as described above, the plurality of needles 210 inserted into the skin with a time difference may be flatly positioned in the skin as the output terminal is continuously advanced.

Then, the user selects treatment conditions according to the patient's constitution, treatment purpose, treatment site, and the like. That is, the user manipulates the frequency control lever 112 to adjust the frequency of the high frequency current. Accordingly, a high frequency current flows into the skin tissue from each electrode 211 of the anode needle 210 and the cathode needle 210, and the high frequency current is energized by the skin tissue.

As the high frequency current is energized in the skin tissue, deep heat is generated in the skin tissue, and the deep heat is used to treat the skin tissue. At this time, the refrigerant 210 is supplied to each needle 210 along the refrigerant circulation path 213. The refrigerant is circulated along the refrigerant circulation path 213 to prevent each needle 210 and the skin tissue from overheating.

Subsequently, when the treatment is completed, the user adjusts the depth adjusting lever 122 to reverse the output end of the pressing unit 140. Accordingly, the output end 141 is separated from the support plate 240 and is backward to the base 220. In addition, the plurality of

elastic bodies

251, 252, 253, and 254 are tensioned toward the base 220 to press the supporting plate 240 toward the base 220. Accordingly, the plurality of needles 210 are backward with the support plate 240 is separated from the patient's skin.

Meanwhile, as described above, the needle tip 200 is easily detachable from the handpiece 120. Therefore, the user may be replaced with

other needle tips

200a and 200b (see FIG. 9) having a plurality of needles 210 arranged in different arrangements according to the patient's constitution, treatment purpose, treatment site, and the like.

Hereinafter, a needle tip for high frequency treatment and a high frequency treatment apparatus using the same according to a second embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 10 is an exploded perspective view showing a needle tip of the radiofrequency treatment apparatus according to the second embodiment of the present invention, and FIG. 11 is an enlarged cross-sectional view of the needle of the radiofrequency treatment apparatus according to the second embodiment of the present invention.

10 and 11, the needle tip 200 includes a base 220 and a cover 230 coupled to each other to form a space therein. The support plate 240 is disposed inside the base 220 and the cover 230, and a plurality of needles 210 are coupled to one surface of the support plate 240.

Base 220 is detachable from handpiece 120. That is, the detachable protrusion 221 protruding outward is formed on the outer wall of the base 220. The handpiece 120 has a guide groove 123 for guiding the detachable protrusion 221 and a detachable protrusion 221 communicating with the guide groove 123 and being guided along the guide groove 123 of the handpiece 120. A departure prevention groove 124 is formed to prevent the departure in the longitudinal direction.

In addition, the cover 230 is formed with a plurality of through-holes 232 corresponding to the plurality of needles 210 on one side wall facing one surface of the support plate 240. Each through hole 232 may be formed to have an inner diameter larger than the diameter of each needle 210 so that each needle 210 can penetrate the through holes 232 smoothly even if the support plate 240 is inclined. Can be.

Meanwhile, the connector 241 may be installed on the rear surface of the support plate 240. The supply line 130 drawn out from the high frequency oscillator 110 is electrically connected to the connector 241. The connector 241 may be divided into a positive connector to which the positive line of the supply line 130 is connected and a negative connector to which the negative line of the supply line 130 is connected. In addition, an electrical circuit 242 may be printed on the support plate 240. The electric circuit 242 allows the high frequency current to be transmitted to the plurality of needles 210 as the supply line is connected to the connector 241. The electrical circuit 242 may be divided into a positive electrical circuit electrically connected to the positive connector and a negative electrical circuit electrically connected to the negative connector 241.

That is, the printed circuit board may be used as the support plate 240, and the plurality of needles 210 may be soldered and coupled to be electrically connected to the electric circuit. Accordingly, the plurality of needles 210 may be divided into a plurality of positive electrode needles and a plurality of negative electrode needles. The positive needle and the negative needle allow deep heat to be generated as the current flows through the skin tissue.

On the other hand, the support plate 240 is supported by an elastic body 250 so that the plurality of needles 210 can be sequentially inserted into the skin.

FIG. 12 is a cross-sectional view illustrating a needle tip of the radiofrequency ablation apparatus according to the second embodiment by cutting on the line II ′ of FIG. 10.

Referring to FIG. 12, the elastic body 250 may be provided with a compression coil spring disposed between one side wall of the cover 230 and the support plate 240. In addition, one side wall of the cover 230 protrudes toward the support plate 240, and a compression protrusion 233 is formed to support the upper end of the compression coil spring. The compression protrusion 233 is stepped on a support surface that supports the compression coil spring. Can be formed.

Accordingly, the compression coil spring may be formed to have a different compression amount pressed by the compression protrusion 233. That is, since the compression amount applied to the compression coil spring on the right side is higher than the left side of FIG. 12, the compression coil spring may elastically support the support plate 240 in a state in which the elastic force on the right side is greater than the left side of FIG. 12.

In this state, when the output terminal 141 presses the support plate 240 and the plurality of needles 210 come into contact with the skin, the support plate 240 is inclined downward from the right side while being spaced from the base 220 and the plurality of needles ( 210 may be inserted into the skin sequentially.

On the other hand, as the elastic force of the compression coil spring is formed differently on one surface of the support plate 240, it is slipped from one surface of the support plate 240 so that the lower end of the compression coil spring is separated from one surface of the support plate 240, or the compression coil A support groove 243 may be formed to prevent the spring from interfering with the plurality of needles 210 and to stably support the compression coil spring.

Hereinafter, with reference to the accompanying drawings for the operation of the radiofrequency therapy needle tip and the radiofrequency therapy apparatus using the same according to the second embodiment of the present invention will be described in detail. The accompanying drawings below show only a part of the handpiece for explaining the operation of the radiofrequency therapy needle tip and the radiofrequency therapy apparatus using the same according to the second embodiment, and reference numerals are not described in the drawings to be referred to later. Components that are not described will be understood with reference to FIGS. 10 to 16.

Referring to FIG. 13, in a state in which the cover 230 is coupled to the base 220, the plurality of needles 210 supported by the support plate 240 are positioned inside the cover 230. That is, the support plate 240 is elastically supported toward the base 220 by the elastic body 250. Accordingly, the plurality of needles 210 are located inside the cover 230.

Referring to FIG. 14, a user applies power to the high frequency oscillator 110 by manipulating the on / off switch 111. As power is applied to the high frequency oscillator 110, power is applied to the pressing unit 140. The user operates the depth adjusting lever 122 to select a depth at which the plurality of needles 210 are to be inserted into the skin.

Accordingly, the output end 141 is advanced from the pressing unit 140, and the output end 141 penetrates the base 220 to press the support plate 240. The support plate 240 is advanced toward one wall of the cover 230, and the plurality of needles 210 penetrate each through hole 232 to contact the skin of the patient.

At this time, the support plate 240 is inclined at a predetermined angle θ. That is, since the compression coil spring is compressed by the compression protrusion 233 such that the elastic force of the right side is greater than the left side of FIG. 14, the plurality of needles 210 are sequentially inserted into the skin from the left side of FIG. 14. As the plurality of needles 210 are sequentially inserted into the patient's skin, the shock transmitted to the patient is reduced compared to when the plurality of needles 210 are inserted into the skin at the same time, so that the plurality of needles 210 are inserted into the skin. When accompanied, pain can be alleviated.

Referring to FIG. 15, when the plurality of needles 210 reach the insertion depths of the plurality of needles 210 by the depth adjusting lever 122, the feeding of the output terminal 141 is stopped. Since the support plate 240 is elastically supported from one side wall of the cover 230 by the elastic body 250, the support plate 240 may be supported by the output end 141 to have a flat posture with respect to the skin.

Subsequently, when the treatment is completed, the user operates the depth adjusting lever 122 to reverse the output end 141 of the pressing unit 140. Accordingly, the output end 141 is separated from the support plate 240 and is backward to the base 220. In addition, the elastic body 250 is tensioned toward the base 220 to press the support plate 240 toward the base 220. Accordingly, the plurality of needles 210 are backward with the support plate 240 is separated from the patient's skin.

Meanwhile, as described above, the needle tip 200 is easily detachable from the handpiece 120. Accordingly, the user may be replaced with another

needle tip

200a or 200b (see FIG. 9) having a plurality of needles 210 arranged in different arrangements according to the patient's constitution, treatment purpose, treatment site, and the like.

Hereinafter, the needle tip of the radiofrequency treatment apparatus according to another embodiment of the present invention will be described. In the following description, the same reference numerals will be used for elements similar to those described above, and detailed descriptions thereof will be omitted. Therefore, elements that are not described in detail in the following description will be understood with reference to the above description.

Referring to FIG. 17, the third embodiment may be provided with a compression coil spring disposed between the side wall of the cover 230 and the support plate 240. At this time, the compression coil spring may be arranged such that its central axis is inclined toward the right side.

When the output end 141 presses the support plate 240 in such a state, the support plate 240 may be inclined downwardly downward while being spaced apart from the base 220, and the plurality of needles 210 may be sequentially inserted into the skin.

Referring to FIG. 18, the fourth embodiment may be provided with a compression coil spring disposed between the side wall of the cover 230 and the support plate 240. At this time, the compression coil spring may have a larger cross-sectional area on the right side than the left side of FIG.

Therefore, the elastic modulus of the compression coil spring may be different. That is, by forming a larger cross-sectional area of the compression coil spring on the right side than the left side of FIG.

When the output terminal 141 presses the support plate 240 in such a state, the support plate 240 is inclined downward from the right side of FIG. 18 while being spaced apart from the base 220, and the plurality of needles 210 are sequentially inserted into the skin. Can be.

Referring to FIG. 19, a fifth embodiment includes a first elastic body 250c and a second elastic body 260. The first elastic member 250c elastically supports the support plate 240 from one side wall of the cover 230 so that the first elastic member 250c is positioned inside the cover 230 of the plurality of needles 210 in a state where the pressing force is released from the support plate 240. do.

The second elastic body 260 may be provided as a torsion spring disposed between the support plate 240 and the base 220. In this case, a pressure plate 261 may be further disposed between the support plate 240 and the base 220 to allow the output terminal 141 to smoothly press the torsion spring. One side of the torsion spring may be coupled to the support plate 240, and the other side may be coupled to the pressure plate 261.

When the output end 141 presses the pressure plate 261 in this state, the support plate 240 is inclined downward from the right side of FIG. 10 while being spaced apart from the base 220, and the plurality of needles 210 are sequentially inserted into the skin. Can be.

Referring to FIG. 20, the sixth embodiment includes a first elastic body 250c and a second elastic body 270. The first elastic member 250c elastically supports the support plate 240 from one side wall of the cover 230 so that the first elastic member 250c is positioned inside the cover 230 of the plurality of needles 210 in a state where the pressing force is released from the support plate 240. do.

The second elastic body 270 may be provided as a leaf spring disposed between the support plate 240 and the base 220. The leaf spring is coupled to the back surface of the support plate and extends from the engaging portion 271, which is inclined with respect to the supporting plate 240, the bent portion 272 and the bent portion 272, which are bent from the engaging portion 271, to the output end 141. It consists of a press plate 261 pressurized by it.

In this state, when the output end 141 presses the pressure plate 261 of the leaf spring, the support plate 240 is inclined downward from the right side of FIG. 11 while being spaced apart from the base 220, and the plurality of needles 210 are attached to the skin. Can be inserted sequentially.

As described above, the

elastic members

250, 250a, 250b, 260, and 270 of each embodiment incline the support plate 240 pressed by the pressing unit 140. Accordingly, the

elastic bodies

250, 250a, 250b, 260, and 270 allow the plurality of needles 210 to be sequentially inserted into the skin. Therefore, the needle tip 200 and the radio frequency treatment apparatus 100 according to the present invention reduce the shock transmitted to the patient when the plurality of needles 210 are inserted into the skin at the same time when the plurality of needles 210 are inserted. May relieve pain

On the other hand, through the high frequency therapy needle tip and the high frequency therapy apparatus using the same according to the present invention allows high frequency therapy to be carried out.

Claims

A plurality of needles (needle),

Support plate for supporting the plurality of needles on one surface,

And a tilt part for tilting the support plate such that the plurality of needles are sequentially inserted into the skin.
The method of claim 1,

A base supporting the back surface of the support plate,

The needle tip is coupled to the base, the radio frequency treatment needle tip further comprises a cover formed with a through hole through which the plurality of needles are penetrated on one side wall of the support plate.
According to claim 2, The tilt portion includes a plurality of elastic bodies disposed between one side wall of the cover and the support plate to elastically support the edge of the support plate,

At least two or more elastic bodies of the plurality of elastic bodies is a needle tip for high frequency treatment, characterized in that the elastic modulus is different.
The radio frequency treatment according to claim 3, wherein the tilt part includes first, second, third and fourth elastic bodies disposed between one side wall of the cover and the support plate to sequentially elastically support the edge of the support plate. For needle tips.
A plurality of needles;

A support plate supporting the plurality of needles on one surface;

A base supporting a back surface of the support plate;

A cover coupled to the base and having a through hole through which the plurality of needles are formed in one side wall of the support plate, the one side wall of which is opposed;

And a resilient body for elastically supporting the support plate from one side wall of the cover such that a difference is formed in the elastic force acting on the edge of the support plate.
The method of claim 5,

The elastic body is provided with a compression coil spring disposed around the plurality of needles and installed between one side wall of the cover and the support plate,

The support plate is a needle tip for high frequency treatment, characterized in that the support groove for supporting one end of the elastic body which is the compression coil spring is formed.
The method of claim 6,

Further comprising a compression protrusion protruding toward the support plate from one side wall of the cover to support the other end of the compression coil spring,

The compression protrusion is a needle tip for high frequency treatment, characterized in that the step is formed on the support surface for supporting the compression coil spring.
The method of claim 6,

The compression coil spring is a needle tip for high frequency treatment, characterized in that the central axis is installed to be inclined.
The method of claim 6,

The compression coil spring is formed in a different cross-sectional area is a needle tip for high frequency treatment, characterized in that the elastic modulus is provided differently.
A plurality of needles;

A support plate supporting the plurality of needles on one surface;

A base supporting a back surface of the support plate;

A cover coupled to the base and having a through hole through which the plurality of needles penetrate through a side wall of the support plate, the one side wall of which is opposed to one surface of the support plate;

A first elastic body elastically supporting the support plate from one side wall of the cover; and

And a second elastic body disposed between the support plate and the base such that the support plate is inclined as the pressing force acts on the back surface of the support plate.
The method of claim 10,

Further comprising a pressure plate disposed between the support plate and the base,

The second elastic body is a needle tip for high frequency treatment, characterized in that the one side is coupled to the support plate and the other side is provided with a torsion spring coupled to the pressure plate.
The method of claim 10, wherein the second elastic body is

It is provided with a leaf spring coupled to the back surface of the support plate and inclined with respect to the support plate, a bending portion bent from the coupling portion and a pressing plate extending from the bending portion and pressed by an output end penetrating the base. High frequency therapeutic needle tip characterized in that.
A high frequency oscillator for generating a high frequency current,

A supply line drawn from the high plate oscillator and supplying the high frequency current;

A handpiece connected to the supply line,

A plurality of needles electrically connected by the supply line and supplied with the high frequency current;

Support plate for supporting the plurality of needles on one surface,

And a tilt part for tilting the support plate such that the plurality of needles are sequentially inserted into the skin.
The method of claim 13,

A base detachable from the handpiece and supporting a rear surface of the support plate;

And a cover coupled to the base and having a through hole through which the plurality of needles penetrate through a side wall facing one surface of the support plate.
The apparatus of claim 14, wherein the tilt part includes a plurality of elastic bodies disposed between one side wall of the cover and the support plate to elastically support an edge of the support plate.

At least two elastic modulus of the elastic body of the plurality of elastic bodies is a high frequency treatment device, characterized in that different.
The high frequency treatment of claim 15, wherein the tilt part includes first, second, third and fourth elastic bodies disposed between one side wall of the cover and the support plate to sequentially elastically support the edge of the support plate. Device.
The method of claim 13,

The radio frequency treatment apparatus further comprises a pressing unit installed on the handpiece to press the back surface of the support plate.
The method of claim 17,

And a depth control lever for adjusting the depth of the plurality of needles inserted into the skin by adjusting the amount of pressurization of the pressing portion to press the support plate.
The high frequency treatment apparatus according to claim 13, wherein the support plate is a printed circuit board on which an electric circuit for causing the high frequency current to be supplied to the plurality of needles is printed.
20. The apparatus of claim 19, further comprising a connector installed on the support plate, the connector being electrically connected to the electrical circuit and connected to a supply line for supplying the high frequency current.
The high frequency treatment apparatus according to claim 13, further comprising a refrigerant circulation path formed in the plurality of needles.
A high frequency oscillator for generating a high frequency current,

A supply line drawn from the high plate oscillator and supplying the high frequency current;

A handpiece connected to the supply line,

A plurality of needles electrically connected by the supply line and supplied with the high frequency current;

A support plate supporting the plurality of needles on one surface;

A base detachable from the handpiece and supporting a rear surface of the support plate;

A cover coupled to the base and having a through hole through which the plurality of needles are formed in one side wall of the support plate, the one side wall of which is opposed;

And an elastic body elastically supporting the support plate such that the plurality of needles are sequentially inserted into the skin.
23. The radio frequency treatment apparatus according to claim 22, further comprising a pressing part installed on the handpiece to press the back surface of the support plate.
The method of claim 23, wherein

And a depth control lever for adjusting the depth of the plurality of needles inserted into the skin by adjusting the amount of pressure for pressing the support plate.
The method of claim 22, wherein the elastic body

And a compression coil spring disposed to wrap around the plurality of needles and installed between one side wall of the cover and the support plate, wherein a different elastic force is applied to a plane of the support plate.
The method of claim 22, wherein the elastic body

High frequency treatment device, characterized in that the torsion spring or the leaf spring disposed between the support plate and the base.
A radiofrequency treatment method for performing radiofrequency treatment through the nipple tip for radiofrequency treatment according to any one of claims 1 to 26 and a radiofrequency treatment apparatus using the same.