WO2013124911A1 - 電気刺激用装着具 - Google Patents
電気刺激用装着具 Download PDFInfo
- Publication number
- WO2013124911A1 WO2013124911A1 PCT/JP2012/003881 JP2012003881W WO2013124911A1 WO 2013124911 A1 WO2013124911 A1 WO 2013124911A1 JP 2012003881 W JP2012003881 W JP 2012003881W WO 2013124911 A1 WO2013124911 A1 WO 2013124911A1
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- WIPO (PCT)
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- electrode
- signal output
- mounting member
- knee
- human body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/0404—Electrodes for external use
- A61N1/0408—Use-related aspects
- A61N1/0452—Specially adapted for transcutaneous muscle stimulation [TMS]
Definitions
- the present invention relates to an electrical stimulation wearing device, and more particularly to a technique for applying electrical stimulation by transmitting an electrical signal output from an electrical signal output device to a human body.
- EMS electrical muscle stimulation
- the electrical stimulation wearing device shown in Patent Document 1 can provide effects such as muscle hypertrophy and metabolism promotion for people who have insufficient exercise as described above, but such muscle hypertrophy and metabolism promotion, etc. It is expected that a higher effect will be obtained.
- the electrical stimulation wearing tool disclosed in Patent Document 1 has a complicated configuration in which a large number of electrodes are arranged at a plurality of locations on the front side and the rear side of the human body. As described above, when the configuration of the electrical stimulation wearing tool becomes complicated, the control of the electric signal output device for controlling the operation becomes complicated, and the cost for manufacturing the electrical stimulation wearing tool is increased. Furthermore, since it is necessary to attach a large number of electrodes to the human body, it takes time and effort for the user to wear. Therefore, there has been a demand for an electrical stimulation wearing tool with a simple configuration and simple control.
- the present invention has been made to solve the above-described problems.
- the configuration is simplified and the electrical stimulation having high effects such as muscle hypertrophy and metabolism promotion is provided. Objective.
- the electrical stimulation wearing device of the present invention is an electrical stimulation wearing device that applies electrical stimulation to a human body using an electrical signal output from an electrical signal output device that outputs an electrical signal.
- the first electrode for applying the electric signal output from the electric signal output device to the human body
- the second electrode for applying the electric signal output from the electric signal output device to the human body
- the first electrode and the first electrode The two electrodes are held apart, the first electrode is positioned on one side of the human body, the second electrode is positioned on the other side of the human body, and the body
- a first electrode mounting member having a first electrode holding portion mounted so as to surround the electrode, and an electric signal output from the electric signal output device is applied to the human body and has a polarity different from that of the first electrode.
- a second electrode mounting member having a pole and a second electrode holding portion that holds the third electrode and is mounted at a position surrounding one knee on the side where the first electrode is located;
- An electric signal output from the output device is applied to the human body, has a polarity different from that of the second electrode, holds the fourth electrode paired with the second electrode, holds the fourth electrode,
- a third electrode mounting member having a third electrode holding portion mounted at a position surrounding the other knee portion on the side where the electrode is positioned.
- the structure can be simplified and more effective electrical stimulation can be applied than before.
- FIG. 1 It is a figure which shows the mounting tool for electrical stimulation.
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a human body
- FIG. 1 is a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is a front view of a human body
- FIG. 1 is
- (A) is a figure which shows the experimental result by Example 1 and the comparative example 1 in 1st output mode by a table
- (B) is by Example 1 and the comparative example 1 in 1st output mode. It is a figure which shows an experimental result by a bar graph for every test subject. It is a figure which shows the experimental result by Example 2 and the comparative example 2 in 2nd output mode by a table
- (A) is a graph showing the experimental results 10 to 20 minutes after the start of energization in Example 2 and Comparative Example 2 in the second output mode for each subject
- (B) is a graph in the second output mode.
- FIG. 1 is a development view of the electrical stimulation wearing device 1 and an external perspective view of the electrical signal output device 20.
- the electrical stimulation wearing tool 1 applies electrical stimulation to the human body using the electrical signal output from the electrical signal output device 20.
- the electrical stimulation wearing device 1 includes a waist electrode mounting member 21 (first electrode mounting member), a knee electrode mounting member 22A (second electrode mounting member) for the right leg, and a knee electrode mounting member for the left leg. 22B (third electrode mounting member).
- the waist electrode mounting member 21 includes a band 21A, a first waist electrode 11A (first electrode), a second waist electrode 11B (second electrode), and a waist electrode storage portion 113 (first electrode holding portion).
- the band 21 ⁇ / b> A extends in a band shape, is made of a material that can expand and contract in the longitudinal direction, and has a length that exceeds the circumference of the user's torso.
- the lower back electrode storage portion 113 includes a first waist electrode storage portion 113A and a second waist electrode storage portion 113B.
- the first waist electrode housing portion 113A and the second waist electrode housing portion 113B are formed at positions separated in the longitudinal direction of the band 21A.
- the first waist electrode housing portion 113A has a first waist electrode 11A between the band 21 and the belt-like conductive portion 113a by sewing an outer edge portion of the belt-like conductive portion 113a formed in a mesh shape to the band 21. A space for accommodating the is formed.
- the second waist electrode housing portion 113B has a second waist electrode 11B between the band 21 and the belt-like conductive portion 113b by sewing the outer edge portion of the belt-like conductive portion 113b formed in a mesh shape to the band 21. A space for accommodating the is formed.
- a slit may be formed in the first waist electrode housing portion 113A by not sewing a part of the outer edge portion of the belt-like conductive portion 113a to the band 21. Via this slit, the first waist electrode 11A can be incorporated into the first waist electrode housing portion 113A, or the first waist electrode 11A incorporated in the first waist electrode housing portion 113A can be removed. it can. However, you may sew all the outer edge parts of the strip
- the heel-shaped conductive part 113a contacts the human body when the waist electrode mounting member 21 is mounted.
- a knit material, a woven fabric, a nonwoven fabric or the like having water retention properties can be used for the strip-shaped conductive portion 113a (band-shaped conductive portion 113b).
- the strip-shaped conductive portion 113a contains a liquid such as water, it is easy to energize the human body.
- the band 21A may be made of a waterproof material. Thereby, it is possible to prevent the liquid that has oozed out of the band-shaped conductive portion 113a from passing through the band 21A and oozing out from the surface of the band 21.
- the surface of the strip-like conductive portion 113a may be subjected to water repellent processing. Thereby, the liquid contained in the strip
- the dimensions of the first waist electrode 11A and the second waist electrode 11B are set so as to have a predetermined ratio (for example, about 80%) with respect to the entire circumference of the waist of the human body.
- the first waist electrode 11A is disposed on the right side of the waist of the human body
- the second waist electrode 11B is disposed on the left side of the waist of the human body.
- the lumbar electrode mounting member 21 is preferably arranged so that at least a part of the lower end thereof overlaps with the upper end at the boundary between the greater calf muscle and the spinal column standing muscle.
- FIG. 3 is a plan view of the waist electrode mounting member 21, the right leg knee mounting member 22A, and the left leg knee mounting member 22B, and shows a surface opposite to the surface on which the electrodes are provided.
- the waist electrode mounting member 21 is provided with contacts 110A and 110B.
- a conductive wire 201A extending from the electrical signal output device 20 is connected to the contact 110A.
- a conductive wire 201B extending from the electrical signal output device 20 is connected to the contact 110B.
- the contact 110A is electrically connected to the first waist electrode 11A housed in the first waist electrode housing portion 113A, and the contact 110B is the second waist electrode 11B housed in the second waist electrode housing portion 113B. Is conducting.
- the saddle contacts 110A and 110B are, for example, one of the male and female sides of a hook made of a conductive metal.
- the conductive wires 201A and 201B are hooks whose ends on the side connected to the contacts 110A and 110B are different from the males and females on the contact side.
- the conductive wires 201A and 201B are detachably attached to the contacts 110A and 110B, respectively.
- the knee mounting member 22A for the right leg includes a band 221A, a knee electrode 12A for the right leg (third electrode), and a knee electrode storage portion 223A for the right leg (second electrode storage). Part).
- the band 221 ⁇ / b> A extends in a band shape, is made of a material that can expand and contract in the longitudinal direction, and has a length exceeding the right knee circumference of the user.
- the left leg knee mounting member 22B includes a band 221B, a left leg knee electrode 12B (fourth electrode), and a left leg knee electrode storage portion 223B (third electrode storage portion).
- the band 221 ⁇ / b> B extends in a band shape, is made of a material that can expand and contract in the longitudinal direction, and has a length exceeding the circumference of the user's left knee. Since the knee electrode storage portions 223A and 223B have the same configuration as the waist electrode storage portion 113, the description thereof is omitted.
- contact point 110A is provided on knee mounting member 22A for the right leg.
- a conductive wire 201A extending from the electrical signal output device 20 is connected to the contact 110A.
- the contact 110A is, for example, one of a male and female hook made of a conductive metal.
- the conductive wire 201A has an end on the side connected to the contact 110A and the other hook different from the contact side.
- the conductive wire 201A is connected to the contact 110A of the waist electrode mounting member 21 and the contact 110A of the knee mounting member 22A for the right leg, whereby the first waist electrode 11A of the waist electrode mounting member 21 and the knee for the right leg are connected.
- the knee electrode 12A (third electrode) for the right leg of the mounting member 22A constitutes a pair of electrodes that allow current to flow from one electrode to the other electrode.
- One of the first waist electrode 11A and the knee electrode 12A constitutes a positive electrode, and the other constitutes a negative electrode.
- the contact point 110B is provided on the knee mounting member 22B for the left leg.
- a conductive wire 201B extending from the electrical signal output device 20 is connected to the contact 110B.
- the contact 110B is, for example, one of a male hook and a female hook made of a conductive metal.
- the conductive wire 201B has an end on the side connected to the contact 110B and the other hook different from the contact side.
- the conductive wire 201B is connected to the contact 110B of the waist electrode mounting member 21 and the contact 110B of the knee mounting member 22B for the left leg, so that the second waist electrode 11B of the waist electrode mounting member 21 and the knee for the left leg are connected.
- the left leg knee electrode 12B (third electrode) of the mounting member 22B constitutes a pair of electrodes that allow current to flow from one electrode to the other electrode.
- One of the second waist electrode 11B and the knee electrode 12B constitutes a positive electrode, and the other constitutes a negative electrode.
- the electrical signal output device 20 transmits an electrical signal having a predetermined frequency band (for example, 4 to 20 (Hz)) to the first waist electrode 11A, the second waist electrode 11B, the knee electrode 12A for the right leg, Output to each of the knee electrodes 12B for the left leg.
- a predetermined frequency band for example, 4 to 20 (Hz)
- a male surface fastener 111 is provided on the surface of the waist electrode mounting member 21 where the electrode is located, and a female surface is provided on the surface of the waist electrode mounting member 21 where the contact 110A is located.
- a fastener 112 is provided.
- the male hook-and-loop fastener 111 is located at one end in the longitudinal direction of the waist electrode mounting member 21, and the female hook-and-loop fastener 112 is located at the other end in the longitudinal direction of the waist electrode mounting member 21. .
- hook-and-loop fasteners 221 a and 222 a are provided on the knee electrode mounting member 22 ⁇ / b> A. Similar to the waist electrode mounting member 21, hook-and-loop fasteners 221 b and 222 b are provided on the knee electrode mounting member 22 ⁇ / b> B. Description of these details is omitted.
- the waist electrode mounting member 21 and the knee electrode mounting members 22A and 22B are inserted between the bed and the patient, and the patient
- the wearing device 1 for electrical stimulation can be mounted only by a simple operation of winding the waist electrode mounting member 21 and the leg electrode mounting members 22A and 22B around the waist and knees.
- FIG. 4 is a block diagram illustrating a circuit configuration of the electrical signal output device 20.
- the electrical signal output device 20 includes a control circuit 210, a power supply circuit 202, a low frequency output driver 203, an oscillator 206, an operation mode selection switch 207, a reset circuit 208, an output adjustment main volume 209, And an amplifier circuit 200.
- the control circuit 210 is composed of a CPU and the like, and controls the entire electric signal output device 20.
- the power supply circuit 202 supplies operating power to the electrical signal output device 20.
- the low frequency output driver 203 outputs a low frequency pulse signal based on the control signal of the control circuit 210.
- the oscillator 206 supplies a clock signal having a predetermined frequency to the control circuit 210.
- the operation mode selection switch 207 is a switch for switching an operation mode (described later) in which the electric signal output device 20 outputs an electric signal.
- the reset circuit 208 supplies a reset signal to the control circuit 210.
- the signal output from the low frequency output driver 203 is steplessly adjusted in the output adjustment main volume 209 and output to the amplifier circuit 200.
- the amplifier circuit 200 includes a first amplifier circuit 200A and a second amplifier circuit 200B.
- the first amplifier circuit 200A is connected to the knee electrode 12A for the right leg and the corresponding first waist electrode 11A.
- the second amplifier circuit 200B is connected to the knee electrode 12B for the left leg and the corresponding second waist electrode 11B.
- the first amplifier circuit 200A and the second amplifier circuit 200B amplify the signal output from the low-frequency output driver 203.
- a first output adjustment sub-volume 211A is interposed between the first amplifier circuit 200A, the first waist electrode 11A, and the knee electrode 12A for the right leg.
- a second output adjustment sub-volume 211B is interposed between the second amplifier circuit 200B and the second waist electrode 11B and the left leg knee electrode 12B.
- the intensity of the output signal amplified by the first amplification circuit 200A and the second amplification circuit 200B can be adjusted. . That is, the output signal adjusted by the output adjustment main volume 209 is further supplied to the first amplification circuit 200A and the second amplification circuit according to the adjustment amounts of the first output adjustment subvolume 211A and the second output adjustment subvolume 211B. The intensity of the signal output from 200B is adjusted. With this configuration, the first output adjustment sub-volume 211A and the second output adjustment sub-volume 211B are separately adjusted for the signal output from the right leg knee electrode 12A and the signal output from the left leg knee electrode 12B.
- the electric current supplied to the left and right legs can be made different. That is, the user sets the adjustment amount of the first output adjustment sub-volume 211A to be larger than the adjustment amount of the second output adjustment sub-volume 211B, so that the current output from the knee electrode 12A for the right leg is set for the left leg. It can be made stronger than the current output from the knee electrode 12B.
- the control circuit 210 is driven based on a DC6V power supply by the power supply circuit 202 and a clock signal of, for example, 20 MHz excited by the oscillator 206, and outputs a control signal to the low frequency output driver 203.
- the low frequency output driver 203 outputs a low frequency pulse signal based on the voltage of DC6V supplied from the power supply circuit 202 and the control signal from the control circuit 210.
- the operation mode selection switch 207 is a switch for switching between a first output mode and a second output mode described below in accordance with an instruction input by an operation of an operation unit (not shown) by a user. That is, the operation mode selection switch 207 outputs an instruction indicating whether to execute the first output mode or the second output mode input by the user to the control circuit 210.
- the control circuit 210 outputs a control signal for generating an output pattern of either the first output mode or the second output mode to the low frequency output driver 203 in accordance with the instruction from the operation mode selection switch 207.
- the low frequency output driver 203 is based on the frequency and output timing corresponding to the first output mode or the second output mode indicated by the control signal from the control circuit 210 based on the voltage of DC6V supplied from the power supply circuit 202. An electrical signal is generated. Note that the amplifier circuit and the output adjustment subvolume indicated by broken lines in FIG.
- FIG. 5A is a diagram showing an output pattern in the first output mode by the electric signal output device 20
- FIG. 5B is a diagram showing an output pattern in the second output mode.
- the output pattern in the first output mode repeats a stimulus pattern in which output is stopped for 2 seconds after a pulse signal having a frequency of 20 (Hz) is continuously output for 5 seconds.
- a pulse signal having a frequency of 4 (Hz) is continuously output (that is, there is no time for prohibiting output).
- step 1 as shown in FIGS. 2A and 2B, the user winds the waist electrode mounting member 21 around the waist and presses the hook-and-loop fastener 111 against the hook-and-loop fastener 112, so that the waist electrode mounting member 21 To the waist.
- the first waist electrode 11A is positioned at a position corresponding to the right side surface of the human body waist
- the second waist electrode 11B is positioned at a position corresponding to the left side surface of the human body waist.
- As a mounting position in the vertical direction of the lumbar electrode mounting member 21 with respect to the lumbar region it is arranged so that at least a part of the lower end overlaps with the upper end at the boundary between the greater gluteus and the spine standing muscle.
- step 2 the user wraps the knee mounting member 22A for the right leg around the knee portion of the right leg, and presses the hook-and-loop fastener 221a against the hook-and-loop fastener 222a, thereby moving the knee mounting member 22A for the right leg.
- the knee electrode 12A of the right leg Secure to the knee of the right leg.
- the knee electrode 12A of the right leg is positioned at a position surrounding the knee portion of the right leg.
- the user wraps the knee mounting member 22B for the left leg around the knee portion of the left leg and presses the hook-and-loop fastener 221b against the hook-and-loop fastener 222b so that the knee mounting member 22B for the left leg is moved to the knee portion of the left leg.
- the knee electrode 12B of the left leg is positioned at a position surrounding the knee portion of the left leg.
- step 3 the user connects the conductive wire 201A of the electrical signal output device 20 to the contact 110A of the first waist electrode 11A in the waist electrode mounting member 21 and the knee electrode 12A in the knee mounting member 22A for the right leg. To the contact 110A ′.
- step 4 the user connects the conductive wire 201B of the electrical signal output device 20 to the contact 110B of the second waist electrode 11B in the waist electrode mounting member 21 and the knee electrode 12B in the knee mounting member 22B for the left leg. To the contact 110B ′.
- step 5 the user operates the operation unit of the electric signal output device 20 to turn on the electric signal output device 20, and one of the first output mode and the second output mode.
- the output mode is selected and the electric signal output device 20 is operated.
- the electrical signal output from the electrical signal output device 20 is transmitted to the human body as an electrical stimulation signal by the first waist electrode, the second waist electrode 11A, 11B, and the knee electrodes 12A, 12B of both legs.
- Example 1 In Example 1, with three healthy subjects as subjects, the waist electrode attachment member 21 and knee electrodes 22A, 22B for both legs are attached to each subject, and the first output mode shown in FIG. 5A is selected. Thus, electrical stimulation was performed.
- the first output mode is an output mode in which the frequency is 20 Hz, ON is continued for 5 seconds, and OFF is continued for 1 second.
- Comparative Example 1 for the same subject as in Example 1, a plurality of electrodes were arranged at the following positions, and similarly, electrical stimulation was performed in the first output mode. Let each test subject be KW, YM, YT.
- FIG. 6A is a front view of the human body
- FIG. 6B is a rear view of the human body.
- the electrode arrangement is such that (a) the first dorsal electrode 53 is arranged at a position that becomes the boundary between the greater gluteus and the hamstring with respect to the back side of both legs of the human body, and (b) The second dorsal electrode 52 having a polarity different from that of the first dorsal electrode 53 is disposed at a position lower than the first dorsal electrode 53, and (c) the first dorsal electrode 53 is disposed at a position corresponding to the origin of the greater gluteus muscle.
- a third dorsal electrode 51 having a different polarity from that of the first electrode is disposed.
- the first front electrode 61 is arranged at a position corresponding to the start of the quadriceps with respect to the front side of both legs of the human body, and (e) corresponds to the stop of the quadriceps.
- a second front electrode 62 having a polarity different from that of the first front electrode 61 is disposed at the position.
- Example 1 the lactic acid value at each time point before the start of energization by the electric signal output device 20 (elapsed time 0 minutes) and 18 minutes after the start of energization was measured.
- FIG. 7 (A) is a diagram showing the results of experiments according to Example 1 and Comparative Example 1 in the first output mode in a table for each subject
- FIG. 7 (B) shows Example 1 in the first output mode. It is a figure which shows the experimental result by the comparative example 1 with a bar graph for every test subject. As shown in FIGS. 7 (A) and 7 (B), it was confirmed that the lactic acid level after 18 minutes from the start of energization was higher in Example 1 than in Comparative Example 1 for all three subjects. . In addition, the difference between before and after the electrical stimulation of the lactic acid value (difference before and after the start of energization) in Example 1 is about twice that of Comparative Example 1 by two subjects of KW and YM. *
- the electrical stimulation method in the first output mode using the electrical stimulation wearing device 1 shown as Example 1 is more effective for muscle hypertrophy than the conventional electrical stimulation method shown as Comparative Example 1. I understood it.
- Example 2 In Example 2, with three healthy subjects as subjects, the waist electrode attachment member 21 and knee electrodes 22A and 22B for both legs are attached to each subject, and electrical stimulation is performed in the second output mode shown in FIG. 5B. (Continuous output at a frequency of 4 Hz). Moreover, as Comparative Example 2, a plurality of electrodes were arranged at the position shown in Comparative Example 1 for the same subject as in Example 2, and similarly, electrical stimulation was performed in the second output mode. Let each test subject be KW, YM, YT.
- Example 2 and Comparative Example 2 the oxygen intake amount 5 to 20 minutes after the start of energization by the electric signal output device 20 and the oxygen intake amount 10 to 20 minutes after the start of energization were measured.
- FIG. 8 is a table showing the experimental results of Example 2 and Comparative Example 2 in the second output mode for each subject.
- FIG. 9 (A) is a graph showing the experimental results 10 to 20 minutes after the start of energization in Example 2 and Comparative Example 2 in the second output mode for each subject
- FIG. 9 (B) is the second graph. It is a figure which shows the experimental result in 5 to 20 minutes after the energization start by Example 2 and Comparative Example 2 in output mode for each subject.
- the oxygen intake in 5 to 20 minutes after the start of energization is higher in Example 2 than in Comparative Example 2 for all three subjects. confirmed.
- the oxygen intake in 10 to 20 minutes after the start of energization was approximately twice as high in Example 2 as in Comparative Example 2 for all three subjects.
- the second output mode using the electrical stimulation wearing device 1 shown as Example 2 is more effective for promoting metabolism than the conventional electrical stimulation method shown as Comparative Example 2.
- the electrical stimulation wearing device 1 applies electrical stimulation to the muscle between the electrodes by energization by the two electrodes of the waist electrode 11 and the knee electrode 12.
- the blood flow and energy metabolism in the region between the two electrodes are improved. This helps prevent and improve blood flow (heart disease, economy syndrome), energy metabolism (obesity, metabolic syndrome, diabetes), muscle hypertrophy and disuse atrophy (rehabilitation, care prevention, age-related muscle loss) , Inner muscles related to incontinence (stimulate the central and internal muscles (pelvic floor muscles)).
- FIG. 10A is a front view of the human body
- FIG. 10B is a rear view of the human body.
- the electrical stimulation wearing device 1 further includes an ankle electrode mounting member 23 having an ankle electrode 13 in addition to the above-described waist electrode mounting member 21 and knee electrode mounting members 22A and 22B. Yes.
- the ankle electrode mounting member 23 includes an ankle electrode mounting member 23A (fourth electrode mounting member) for the right leg and an ankle electrode mounting member for the left leg. 23B (fifth electrode mounting member).
- the ankle electrode mounting member 23A for the right leg has an ankle electrode 13A (fifth electrode) for the right leg and an ankle electrode storage (not shown) for the right leg.
- the left leg ankle electrode mounting member 23B includes an ankle electrode 13B (sixth electrode) for the left leg and an ankle electrode storage (not shown) for the left leg.
- the ankle electrode storage section for the right leg houses an ankle electrode 13A for the right leg, which will be described later, and extends in a band shape.
- the ankle electrode storage section for the left leg houses an ankle electrode 13B for the left leg, which will be described later, and is sewn to a band (not shown) extending in a belt shape.
- the ankle electrode storage section for the right leg and the ankle electrode storage section for the left leg are the same as the knee electrode storage section 223A for the right leg and the knee electrode storage section 223B for the left leg, except for the external dimensions. Therefore, details are omitted.
- the ankle electrode 13 includes an ankle electrode 13A for the right leg and an ankle electrode 13B for the left leg.
- the ankle electrode 13A for the right leg applies an electrical signal output from the electrical signal output device 20 to the human body, has a polarity different from that of the knee electrode 12A for the right leg, It is a pair of electrodes.
- the ankle electrode 13B for the left leg applies an electrical signal output from the electrical signal output device 20 to the human body, has a polarity different from that of the knee electrode 12B for the left leg, and has a knee electrode for the left leg. This is an electrode paired with 12B.
- the ankle electrode 13A for the right leg and the ankle electrode 13B for the left leg are connected to the electrical signal output device 20 by conductive wires 201A and 201B, respectively.
- the electric signal output device 20 includes a third amplifier circuit 200C and a fourth amplifier circuit 200D inside, as indicated by the broken line in FIG. 4 described above.
- the third amplifier circuit 200C is connected to the knee electrode 12A for the right leg and the ankle electrode 13A for the right leg.
- the fourth amplifier circuit 200D is connected to the left leg knee electrode 12B and the left leg ankle electrode 13B.
- a third output adjustment sub-volume 211C is interposed between the third amplifier circuit 200C and the right leg knee electrode 12A and the right leg ankle electrode 13A.
- a fourth output adjustment sub-volume 211D is interposed between the fourth amplifier circuit 200D and the left leg knee electrode 12B and the left leg ankle electrode 13B.
- the intensity of the output signal amplified by the third amplification circuit 200C and the fourth amplification circuit 200D can be adjusted. . That is, the output signal adjusted by the output adjustment main volume 209 is further supplied to the third amplification circuit 200C and the fourth amplification circuit according to the adjustment amounts of the third output adjustment subvolume 211C and the fourth output adjustment subvolume 211D. The intensity of the signal output from 200D is adjusted. With this configuration, the signal output from the right leg ankle electrode 13A and the signal output from the left leg ankle electrode 13B are separately transmitted to the third output adjustment subvolume 211C and the fourth output adjustment subvolume 211D.
- currents to be applied to the left and right ankles can be made different. That is, when the user sets the adjustment amount of the third output adjustment subvolume 211C to be larger than the adjustment amount of the fourth output adjustment subvolume 211D, the current output from the right leg ankle electrode 13A is set to the left. It can be made stronger than the current output from the leg ankle electrode 13B. ”
- the user wraps the waist electrode mounting member 21 around the above-described waist portion in the same manner as in the first embodiment, and The knee electrode mounting members 22A and 22B are wound around the knees, and the electrical signals output from the electrical signal output device 20 are transmitted to the human body in a state where the ankle electrode mounting members 23A and 23B are wound around the ankles of both legs.
- electrical stimulation can be applied to the muscles from the knee to the ankle. Then, in addition to energization between the electrodes of the lumbar electrode 11 and the knee electrode 12, by applying electricity between the electrodes of the knee electrode 12 and the ankle electrode 13, electrical stimulation is applied to the muscle between the electrodes, thereby Improve blood flow and energy metabolism in certain areas. This helps prevent and improve blood flow (heart disease, economy syndrome), energy metabolism (obesity, metabolic syndrome, diabetes), muscle hypertrophy and disuse atrophy (rehabilitation, care prevention, age-related muscle loss) , Inner muscles related to incontinence (stimulate the central and internal muscles (pelvic floor muscles)).
- the knee electrode 12 and / or the ankle electrode 13 are arranged on both legs of the human body.
- the electrical stimulation wearing device. 1 may include only the knee electrode 12 and / or the ankle electrode 13 for one leg, and the knee electrode 12 and / or the ankle electrode 13 may be disposed only on one leg of the human body.
- the first waist electrode, the second waist electrode 11A, 11B, the knee electrode 12, the ankle electrode 13, the band 21, 221A, only the outer edge portion of the belt-like conductive portion 113a Although it has been described that the waist electrode storage portion 113, the knee electrode storage portions 223A, 223B, and the ankle electrode storage portion are provided in the storage space formed by sewing to 221B, the present invention is not particularly limited thereto. . That is, the first waist electrode, the second waist electrode 11A, 11B, the knee electrode 12, and the ankle electrode 13 may be fixed to the bands 21, 221A, 221B with an adhesive or the like.
- the lumbar electrode mounting member 21, the right leg knee electrode mounting member 22A, and the left leg knee electrode mounting member 22B are formed in a band shape, but the present invention is not limited to this, and a loop shape. You may form in.
- the loop-shaped waist electrode mounting member or the like needs to be made of an elastic material that can be expanded so that it can be mounted at a predetermined position on the human body.
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Abstract
Description
実施例1では、3名の健常者を被験者として、腰部電極装着部材21及び両脚用の膝電極22A、22Bを各被験者に装着し、図5(A)に示した第1出力モードを選択することにより、電気刺激を行った。第1出力モードは、周波数が20Hzで、オンが5秒間続き、オフが1秒間続く出力モードである。また、比較例1として、実施例1と同じ被験者に対して、以下に示す位置に複数の電極を配置して、同様に、上記第1出力モードで電気刺激を行った。各被験者をKW、YM、YTとする。
比較例1の電極配置を図6に示す。図6(A)は人体の正面図、図6(B)は人体の背面図である。当該電極配置は、人体の両脚の背面側に対して、(a)大殿筋及びハムストリングの境界部分となる位置に第1背側電極53を配置し、(b)ハムストリングのうち大殿筋よりも下方となる位置に、第1背側電極53とは極性が異なる第2背側電極52を配置し、(c)大殿筋の起始部に対応した位置に、第1の背側電極53とは極性が異なる第3の背側電極51を配置する。さらに、人体の両脚の前面側に対して、(d)大腿四頭筋の起始部に対応した位置に第1の前側電極61を配置し、(e)大腿四頭筋の停止部に対応した位置に、第1の前側電極61とは極性が異なる第2の前側電極62を配置する。
実施例2では、3名の健常者を被験者として、腰部電極装着部材21及び両脚用の膝電極22A、22Bを各被験者に装着し、図5(B)に示した第2出力モードで電気刺激を行った(周波数4Hzを連続して出力)。また、比較例2として、実施例2と同じ被験者に対し、上記比較例1で示した位置に複数の電極を配置して、同様に、上記第2出力モードで電気刺激を行った。各被験者をKW、YM、YTとする。
上述した実施形態において、人体に配置する電極をさらに増加することも可能である。当該変形実施形態の電気刺激用装着具1における電極配置を図10に示す。図10(A)は人体の正面図、図10(B)は人体の背面図である。この変形実施形態では、電気刺激用装着具1は、上述した腰部電極装着部材21及び膝電極装着部材22A,22Bに加えて、更に、足首部電極13を有する足首部電極装着部材23を備えている。
11 腰部電極
11A 第1の腰部電極(第1の電極)
11B 第2の腰部電極(第2の電極)
12 膝電極12A 右脚用の膝電極(第3の電極)
12B 左脚用の膝電極(第4の電極)
13 足首部電極
13A 右脚用の足首部電極(第5の電極)
13B 左脚用の足首部電極(第6の電極)
113 腰部電極収納部(第1の電極保持部)
113A 第1の腰部電極収納部
113B 第2の腰部電極収納部
223A 右脚用の膝電極収納部(第2の電極保持部)
223B 左脚用の膝電極収納部(第3の電極保持部)
20 電気信号出力装置
21 腰部電極装着部材(第1の電極装着部材)
22A 右脚用の膝電極装着部材(第2の電極装着部材)
22B 左脚用の膝電極装着部材(第3の電極装着部材)
23 足首部電極装着部材
23A 右脚用の足首部電極装着部材(第4の電極装着部材)
23B 左脚用の足首部電極装着部材(第5の電極装着部材)
Claims (4)
- 電気信号を出力する電気信号出力装置から出力される電気信号を用いて人体に電気刺激を付与する電気刺激用装着具であって、
前記電気信号出力装置から出力される電気信号を人体に印加する第1の電極と、前記電気信号出力装置から出力される電気信号を人体に印加する第2の電極と、前記第1の電極および前記第2の電極を離間した状態で保持し、前記第1の電極を人体の胴部における一方の側面側に位置させ、前記第2の電極を人体の胴部における他方の側面側に位置させるとともに、胴部を取り囲むように装着される第1の電極保持部とを有する第1の電極装着部材と、
前記電気信号出力装置から出力される電気信号を人体に印加し、前記第1の電極とは異なる極性を有し、前記第1の電極と対になる第3の電極と、前記第3の電極を保持し、前記第1の電極が位置する側の一方の膝部を取り囲む位置に装着される第2の電極保持部とを有する第2の電極装着部材と、
前記電気信号出力装置から出力される電気信号を人体に印加し、前記第2の電極とは異なる極性を有し、前記第2の電極と対になる第4の電極と、前記第4の電極を保持し、前記第2の電極が位置する側の他方の膝部を取り囲む位置に装着される第3の電極保持部とを有する第3の電極装着部材とを有することを特徴とする電気刺激用装着具。 - 請求項1に記載された電気刺激用装着具であって、
前記第1の電極装着部材は、前記第1の電極装着部材の下端の少なくとも一部が大臀筋と脊柱起立筋の境界における上端に重なることを特徴とする電気刺激用装着具。 - 請求項1または2に記載された電気刺激用装着具であって、
前記電気信号出力装置は、周波数4(Hz)の電気信号を連続的に出力する第1出力モードと、
周波数20(Hz)の電気信号を5秒間連続的に出力する刺激ステップ、および当該電気信号を2秒間出力しない刺激停止ステップとを交互に繰り返す第2出力モードとの少なくともいずれか1つを有することを特徴とする電気刺激用装着具。 - 請求項1乃至3のいずれか1項に記載された電気刺激用装着具であって、
さらに、前記電気信号出力装置から出力される電気信号を人体に印加し、前記第3の電極とは異なる極性を有し、前記第3の電極と対になる第5の電極と、前記第5の電極を保持し、帯状に延びる第4の電極保持部であって、前記第3の電極が位置する側の一方の足首部を取り囲む位置に装着される第4の電極保持部とを有する第4の電極装着部材と、
前記電気信号出力装置から出力される電気信号を人体に印加し、前記第4の電極とは異なる極性を有し、前記第4の電極と対になる第6の電極と、前記第6の電極を保持し、帯状に延びる第5の電極保持部であって、前記第4の電極が位置する側の他方の足首部を取り囲む位置に装着される第5の電極保持部とを有する第5の電極装着部材とを有することを特徴とする電気刺激用装着具。
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Cited By (2)
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WO2020090105A1 (ja) * | 2018-11-02 | 2020-05-07 | 株式会社ホーマーイオン研究所 | 電気刺激装置 |
DE112020000804T5 (de) | 2019-03-13 | 2021-12-02 | Omron Healthcare Co., Ltd. | Medizinisches behandlungsgerät, medizinisches behandlungssystem, steuerverfahren für ein medizinisches behandlungsgerät und steuerprogramm für ein medizinisches behandlungsgerät |
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WO2020250326A1 (ja) * | 2019-06-12 | 2020-12-17 | 株式会社ホーマーイオン研究所 | 電極装着部材及び電気刺激用装着具 |
IT202100016157A1 (it) | 2021-06-21 | 2022-12-21 | Univ Del Salento | Sistema aptico indossabile |
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- 2012-02-21 WO PCT/JP2012/001129 patent/WO2013124882A1/ja active Application Filing
- 2012-06-14 CN CN201290001184.8U patent/CN204073094U/zh not_active Expired - Lifetime
- 2012-06-14 WO PCT/JP2012/003881 patent/WO2013124911A1/ja active Application Filing
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JPH09327521A (ja) * | 1996-06-10 | 1997-12-22 | Syst House Tera:Kk | 電気刺激装置 |
JP2001507959A (ja) * | 1996-11-27 | 2001-06-19 | スズキ,ジェームズ,ワイ. | 多チャンネル干渉波マイクロ電流装置、及びマイクロ電流による治療方法 |
JPH11114074A (ja) * | 1997-10-08 | 1999-04-27 | Ya Man Ltd | パルス美容器の電極タイツ |
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JP4480797B2 (ja) * | 2007-12-07 | 2010-06-16 | 株式会社ワコール | 電気刺激用装着具及び電気刺激システム |
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WO2020090105A1 (ja) * | 2018-11-02 | 2020-05-07 | 株式会社ホーマーイオン研究所 | 電気刺激装置 |
DE112020000804T5 (de) | 2019-03-13 | 2021-12-02 | Omron Healthcare Co., Ltd. | Medizinisches behandlungsgerät, medizinisches behandlungssystem, steuerverfahren für ein medizinisches behandlungsgerät und steuerprogramm für ein medizinisches behandlungsgerät |
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