KR101415069B1 - Thermotherapy apparatus of varicose vein and thermotherapy method thereof - Google Patents

Abstract

The present invention relates to a catheter, comprising: a shaft for insertion into a catheter; a piercing ring which is provided at an end of the shaft so as to be inflatable; a heating unit provided on the shaft so as to be spaced apart from the piercing ring, And a control module for controlling the expansion of the clearing wheel, and a heat treatment method using the same.

Description

TECHNICAL FIELD [0001] The present invention relates to a varicose vein thermal therapy apparatus,

More particularly, the present invention relates to a device and method for treating a lower limb varicose vein, which can shorten the time required for thermal treatment of varicose veins.

In general, the vein is the pathway through which blood that has been fed into the body from the heart through the artery returns to the heart. There are three types of veins distributed in the limbs: a deep vein between the muscles, a superficial vein just below the skin, and a perforating vein connecting these two veins . Lower limb varicose veins are those in which the superficial veins extend and protrude out of the skin.

In addition, there is a valve inside the vein, which keeps blood flow constantly toward the heart. The varicose veins stay long. If the pressure in the vein increases, the vein wall weakens and the valve is damaged. The blood flowing back to the vein is visible from the skin.

Conventional treatment methods for lower limb varicose veins include a thermal treatment method of closing the vein by applying heat to the treatment site.

However, in the conventional thermotherapy for varicose veins, since the treatment should be started after a certain interval at the site where the vein meets, the starting point of the treatment should be measured using ultrasound during treatment, , And it takes a lot of time and effort to treat.

DISCLOSURE OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a method for treating varicose veins, Device and a method of heat treatment. These and other objects of the present invention are presented by way of example, and the present invention is not limited thereto.

An apparatus for treating a varicose vein in accordance with one aspect of the present invention is provided. The apparatus for thermal therapy of a varicose vein of the lower limb is provided with a shaft for insertion into a catheter, a piercing ring which is provided at an end of the shaft so as to be inflatable, And a control module for controlling the swelling of the swashbuckle.

The control module controls the expansion of the swashbuckle so as to be caught within a region where the swashbuckle is inflated after passing through a site where the vein meets in the blood vessel and meets the vein, The portion may be spaced apart from the portion where the vein meets the predetermined interval to start the treatment.

In the above varicose veins heat treatment apparatus, the bull's wheel may be formed so that the side portion has a thickness thinner than that of the both ends, so that lateral expansion is induced.

In the above varicose veins thermal therapy apparatus, the predetermined interval may be 1.5 to 2.5 cm.

In the varicose veins heat treatment apparatus, the control module may be provided on the shaft, and air and energy supplied from an external air supply unit and an energy supply unit may be controlled to be supplied to the blanket and the heating unit through the shaft, respectively have.

A method for treating varicose veins in accordance with another aspect of the present invention is provided. The method for thermally treating lower limb varicose veins comprises the steps of inserting a shaft into a catheter inserted in a blood vessel for treatment so as to allow a narrowed bellows provided at an end of the shaft to pass through a site where the vein meets ; Causing the swash plate to expand by the supply of air; Pulling the shaft so that the beard engages with the vein; And causing the heating portion provided at the shaft to be spaced apart from the pegs to heat the treatment region.

In the above varicose veins heat treatment method, the heating may be performed in a state where the heating unit is spaced apart from the vein by a predetermined distance in the blood vessel.

In the above varicose veins heat treatment method, the bull's wheel may be formed such that the side portion has a thickness thinner than both ends so as to induce lateral expansion.

In the varicose veins heat treatment method, the heating unit may be provided on the shaft so that the heating unit is spaced 1.5 to 2.5 cm from the clearing wheel.

According to the apparatus and method for treating a lower limb varicose vein according to the present invention, it is possible to shorten the time required for heat treatment of the varicose veins and to reduce the number of personnel who are skilled in the treatment process.

1 is a perspective view illustrating a varicose vein thermal therapy apparatus according to the present invention.
2 is a plan view showing a main part of a varicose vein thermal therapy apparatus according to the present invention.
FIG. 3 is a plan view showing a beard of a varicose vein thermal therapy apparatus according to the present invention. FIG.
FIG. 4 is a flowchart illustrating a method of treating varicose veins according to the present invention.
FIGS. 5 to 9 are views for sequentially illustrating the method for treating varicose veins according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the preferred embodiments of the present invention with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It is provided to let you know. In the drawings, the components may be exaggerated or reduced in size for convenience of explanation.

Terms such as " top "or" bottom "referred to in the description of the present embodiment can be used to describe the relative relationship of certain elements to other elements as illustrated in the figures. That is, relative terms may be understood to include different directions of the structure apart from the directions depicted in the figures. For example, if the top and bottom of the structure are inverted in the figures, the elements depicted as being on the top surface of the other elements are oriented on the bottom surface of the other elements. The term "topsheet " as used herein, therefore, may include both" top "and" bottom "directions, depending on the particular orientation of the figures.

Further, in the process of describing the present embodiment, when it is mentioned that an element is located on another element, or is "electrically connected" to another element, Directly or (directly) electrically connected to the other component, but may also mean that one or more intervening components may be present therebetween. However, when an element is referred to as being "directly on" another element, "directly (electrically) connected" to another element, or "directly in contact" with another element, If there is no, it means that there are no intervening components in between.

In the following embodiments, the x-axis, the y-axis, and the z-axis are not limited to three axes on the orthogonal coordinate system, and can be interpreted in a broad sense including the three axes. For example, the x-axis, y-axis, and z-axis may be orthogonal to each other, but may refer to different directions that are not orthogonal to each other.

1 is a perspective view illustrating a varicose vein thermal therapy apparatus according to the present invention.

Referring to FIG. 1, an apparatus 100 for treating varicose veins according to the present invention may include a shaft 110, a balloon 120, and a heating unit 130 as an example.

The shaft 110 is intended to be inserted into a blood vessel 1 (shown in Fig. 5) such as a catheter 10 (shown in Fig. 5) inserted into a vein, For example, a flow path or a tube for supplying air to the bead wheel 120 may be provided on the inner side, and a wire for supplying energy necessary for the operation of the heating unit 130 may be installed on the inner side .

The bevel ring 120 is provided to be inflatable at the end of the shaft 110 and may be provided at the end of the shaft 110 as in the present embodiment. As shown in FIG. The bevel wheel 120 may be made of a material such as synthetic resin or rubber for expanding by the pressure of air supplied to the inside through the shaft 110 while maintaining its contracted state at normal times, A sphere shape, a ring shape, or the like. In addition, the bevel ring 120 is fixed in the shaft 110 using an adhesive or a fitting member so that the opening side of the bevel wheel 120 is opened for injection of air, so that the open side can receive air from the inside of the shaft 110 Can be connected.

The heating unit 130 is provided on the shaft 110 so as to be spaced apart from the bead wheel 120 and can provide heat to the treatment area and can radiate heat using a laser or a high frequency wave, A member for converting electric energy into thermal energy, or a member for radiating heat by conversion of various energies.

The shaft 110 may be provided with a control module 140 for controlling the beating wheel 120 and the heating unit 130.

The control module 140 is provided at the end of the shaft 110 and can be grasped and the air and energy supplied from the external air supply part 151 and the energy supply part 152 is supplied to the shaft 110 And the energy supply wire to the bell wheel 120 and the heating unit 130, respectively. Here, the air supply unit 151 may be, for example, a container for storing compressed air or a compressor for generating compressed air and blowing it. The energy supply unit 152 supplies energy required for driving the heating unit 130 according to the heating system and structure of the heating unit 130. For example, The heating unit 130 may be a laser light source that conducts laser light energy to the heating unit 130 through an energy supply wire provided in the shaft 110, for example, an optical fiber, In the case of a module for radiating high-frequency heat, it may be formed of an energy supply wire provided in the shaft 110, for example, a high frequency electric power supply unit for transmitting a high frequency electric power to the heating unit 130 through a conductive wire, And various devices for providing the energy required for driving the display device 130.

The control module 140 is provided with the balun operation switch 141 and the heating unit operation switch 142 for opening and closing the air supply to the bead wheel 120 and the supply of energy to the heating unit 130 respectively . The balun operation switch 141 may include a valve for opening and closing the supply of air and a switch for turning on / off the operation of the air supply unit 151. The balun 120 may be bi- It is also possible to select the supply and exhaust of air for the air. The air can be exhausted naturally by using the restoring force of the beard wheel 120 or the forced air can be exhausted by using the reverse operation of the air supply unit 151 to exhaust the air from the beaver wheel 120. [ The heating section operation switch 142 may include a switch for opening and closing the energy supplied by the energy supply section 152 or for turning on and off the operation of the energy supply section 152.

Further, the control module 140 can control the expansion of the bipolar wheel 120 so that the bifurcation wheel 120 is inflated after passing through the site where the vein is encountered in the blood vessel and is caught within the region where the vein meets, The portion 130 may be spaced apart from the portion where the vein meets the predetermined interval to start the treatment.

Referring to FIG. 2, the bull ring 120 can be inflated to be caught in a vein in the blood vessel, and its length L1 can be adjusted so that the heat treatment site starts to be spaced apart from the vein- have. For example, the pendulum wheel 120 may have a length (L1) of 1.5 to 2.5 mm when inflated. However, the length of the clevis wheel 120 can be appropriately adjusted according to the use environment, and does not limit the scope of the present invention.

The heating portion 130 may be provided on the shaft 110 so as to be spaced 1.5 to 2.5 cm from the pegmina 120 and may preferably have a separation distance L2 of 2 cm from the pegmus 120. Considering that heat treatment is performed in a state in which the burying ring 120 meets the vein in the blood vessel, the heating unit 130 is separated from the burying ring 120 by less than 1.5 cm, And the heat treatment is performed on a part of the patient which is out of the treatment area. Meanwhile, the length L3 of the heating unit 130 may be 7 cm, for example. In addition, the heating unit 130 may have various lengths L3 in consideration of the length of the treatment area.

Referring to FIG. 3, the bevel ring 120 may be formed such that the side portion 121 has a thickness thinner than both ends 122 so that lateral expansion is induced to minimize a change in length before and after the expansion. Accordingly, when the air is supplied to the inside of the bead wheel 120, the side portion 121 having a thinner thickness than the both ends 122 starts expanding due to an increase in internal pressure, thereby minimizing the change in length before and after the expansion.

FIG. 4 is a flowchart illustrating a method of treating varicose veins according to the present invention.

Referring to FIG. 4, the method for thermally treating the varicose veins according to the present invention includes steps S11, S12, and S12 for passing the swinging ring through a site where the swinging wheel meets the vein by inserting the shaft, (Step S13) of causing the heating part to catch the vein, and step (S14) of heating the treatment part, which will be described in detail with reference to the accompanying drawings.

As shown in FIG. 5, a catheter 10 is inserted into a vein 1 for treatment, for example, a vein, and then the shaft 110 is inserted into the inside of the catheter 10, , So that the constricted bushing 120 provided at the end of the shaft 110 passes through the portion where the vein 2 meets (S11). Alternatively, the position of the shaft 110 and the baryhole 120 in the blood vessel 1 may be ascertained using an ultrasonic inspection apparatus.

7, by supplying air through the shaft 110 to the bead wheel 120 that has passed through the portion where the vein 2 meets in the blood vessel 1, the bead wheel 120 is expanded by the supply of air, (S12). In this case, the pendulum wheel 120 may have a length of 1.5 to 2.5 mm when inflated and may have a length of 2 mm as an example. For this purpose, when the air is supplied inward, 121 may be formed to have a thickness thinner than both ends 122.

As shown in FIG. 8, after expanding the bead ring 120, the shaft 110 is pulled so that the beard wheel 120 is caught at a portion where the bead wheel 120 meets the vein 2 in the blood vessel 1 (S13). Thus, the heating portion 130 can be easily aligned to the treatment site.

9, when the bell wheel 120 is caught in a portion of the blood vessel 1 where it meets the vein 2, the bell wheel 120 is driven in the heating part 130 provided to be spaced from the bell wheel 120 in the shaft 110 And the heating unit 130 heats the treatment region using laser or high-frequency heat (S14). The heating unit 130 may be provided on the shaft 110 so as to be spaced 1.5 to 2.5 cm from the bevel ring 120 and may be provided on the shaft 110 so as to be separated from the bevel ring 120 by 2 cm, A heat is applied to the treatment area through the heating part 130 spaced by an appropriate distance, for example, 2 cm from the part where the bell wheel 120 meets the vein 2 in the blood vessel 1 in which the bellows 120 is caught, . At this time, the heating time by the heating unit 130 may be performed only for a time set automatically by the control module 140, and may be adjusted by manual operation of the heating unit operation switch 142 have.

When the heating part 130 is heated by the heating part 130, the heat treatment can be performed by repeating the above-mentioned steps S11 to S14 by pulling the shaft 110 so that the beating wheel 120 is contracted have.

According to the apparatus for thermally treating the varicose veins according to the present invention, thermal treatment of the varicose veins can be easily performed, and the time required for the varicose vein can be shortened, and the number of personnel who are skilled in the treatment can be reduced.

Although the present invention has been described with reference to the accompanying drawings, it is to be understood that various changes and modifications may be made without departing from the spirit of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the equivalents of the claims, as well as the following claims.

10: catheter 110: shaft
120: a clearing wheel 121: a side
122: both ends 130: heating part
140: Control module 141:
142: heating unit operation switch 151: air supply unit
152: Energy supply unit

Claims (9)

In an apparatus used for thermal therapy of varicose veins,
A shaft for insertion into the catheter;
A bevel ring provided so as to be inflatable at an end of the shaft;
A heating unit provided on the shaft so as to be spaced apart from the pawl by a predetermined distance, the heating unit providing heat to an intravascular treatment site; And
And a control module for controlling the expansion of said beard wheel.
Varicose veins thermal therapy apparatus. The method according to claim 1,
The control module controls the expansion of the swashbuckle so that the swashbuckle is inflated after passing through a portion where the vein meets the vein in the blood vessel and is inflated within a region where the vein meets, Permitting the treatment to be started at a spacing distance. 3. The apparatus according to claim 2,
Wherein the side portions are formed to have a thin thickness relative to both ends so as to induce lateral expansion. The apparatus according to claim 2, wherein the predetermined interval is 1.5 to 2.5 cm. The apparatus according to claim 1, wherein the control module is provided in the shaft, and air and energy supplied from an external air supply unit and an energy supply unit are controlled to be supplied to the blanket and the heating unit through the shaft, Treatment device. delete delete delete delete

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