종래의 고주파 시스템은 TR(transistor), FET(field effect transistor) 소자를 0.1∼1MHz까지 스위칭하여 고주파를 발생시켜 인체 치료에 적용하였다. 그런데 효율이 좋지 않고 기기 내부 스위칭소자나 수동소자로부터 열 축적과 과부하의 문제로 잦은 고장의 원인이 되고 있었다. 그리고 사용에너지가 비교적 커서 정밀한 전류제어가 무엇보다 중요하기 때문에 환자의 전기화상 및 심부내 장기손상을 막기 위해 시술자가 계속 환...
종래의 고주파 시스템은 TR(transistor), FET(field effect transistor) 소자를 0.1∼1MHz까지 스위칭하여 고주파를 발생시켜 인체 치료에 적용하였다. 그런데 효율이 좋지 않고 기기 내부 스위칭소자나 수동소자로부터 열 축적과 과부하의 문제로 잦은 고장의 원인이 되고 있었다. 그리고 사용에너지가 비교적 커서 정밀한 전류제어가 무엇보다 중요하기 때문에 환자의 전기화상 및 심부내 장기손상을 막기 위해 시술자가 계속 환자의 피부와 접촉하는 자극 부위의 소자를 움직여 주어야 하는 단점을 가지고 있었다(장경욱 2016). 따라서 본 논문에서는 위와 같은 문제점을 해결하고자 실시간 전류피드백을 사용하여 안정적인 출력을 제어하고, 오토러빙 방식을 구현하여 안전하고 편리하게 사용이 가능한 고주파 통증치료기를 개발하고자 한다. 또한, 개발된 고주파 통증치료기를 젊은 정상 성인에 적용하고, 근전도 측정을 하여 운동신경 유발응답의 변화에 미치는 영향을 알아보고자 한다.
종래의 고주파 시스템은 TR(transistor), FET(field effect transistor) 소자를 0.1∼1MHz까지 스위칭하여 고주파를 발생시켜 인체 치료에 적용하였다. 그런데 효율이 좋지 않고 기기 내부 스위칭소자나 수동소자로부터 열 축적과 과부하의 문제로 잦은 고장의 원인이 되고 있었다. 그리고 사용에너지가 비교적 커서 정밀한 전류제어가 무엇보다 중요하기 때문에 환자의 전기화상 및 심부내 장기손상을 막기 위해 시술자가 계속 환자의 피부와 접촉하는 자극 부위의 소자를 움직여 주어야 하는 단점을 가지고 있었다(장경욱 2016). 따라서 본 논문에서는 위와 같은 문제점을 해결하고자 실시간 전류피드백을 사용하여 안정적인 출력을 제어하고, 오토러빙 방식을 구현하여 안전하고 편리하게 사용이 가능한 고주파 통증치료기를 개발하고자 한다. 또한, 개발된 고주파 통증치료기를 젊은 정상 성인에 적용하고, 근전도 측정을 하여 운동신경 유발응답의 변화에 미치는 영향을 알아보고자 한다.
In the high-frequency system, when high-frequency energy is applied to the human body, ion molecules, polar molecules, etc., vibrate and convert to thermal energy while generating deep heat. , Antibodies, leukocytes, etc. have been increasing, and have been used for skin beauty and obesity treatment...
In the high-frequency system, when high-frequency energy is applied to the human body, ion molecules, polar molecules, etc., vibrate and convert to thermal energy while generating deep heat. , Antibodies, leukocytes, etc. have been increasing, and have been used for skin beauty and obesity treatment. Conventional high frequency systems have been applied to human body treatment by switching TR(transistor) and FET(field effect transistor) devices from 0.1 to 1 MHz to generate high frequencies. However, the efficiency is not good, and it has been the cause of frequent failures due to heat accumulation and overload problems from switching devices or passive devices. In addition, since the used energy is relatively large, precise current control is the most important, and in order to prevent the patient's electric burns and deep organ damage, the operator has to keep moving the element of the stimulation area that is in contact with the patient's skin. Therefore, this study developed a safe and convenient use by controlling the stable output using a real-time current feedback and realizing an auto-rubbing method to solve the above problems. The effect on the change in response was examined through EMG(electromyography) measurement. This study analyzed the EMG before using a high-frequency pain treatment device while conducting an isotonic exercise using dumbbells for young adult men and women without musculoskeletal disorders, and analyzed the data using the EMG measurement using a high-frequency pain treatment device. As a result of comparison through the comparison of the average, height, and weight for each sex, there were exceptions, but it was found to be generally proportional. In addition, the RMS(root mean square) values of the EMG data before and after the use of the high-frequency pain treatment device were divided into male and female and analyzed through t-test. It was judged that there was a significant difference, and the female t-value was 5.886, and the p-value was 0.000, which was smaller than the significant order < 0.05, and it was determined that there was a significant difference. To confirm, it was confirmed that the high-frequency pain treatment device affects the motor neuron-induced response by measuring the EMG and comparing the results through t-test analysis.
In the high-frequency system, when high-frequency energy is applied to the human body, ion molecules, polar molecules, etc., vibrate and convert to thermal energy while generating deep heat. , Antibodies, leukocytes, etc. have been increasing, and have been used for skin beauty and obesity treatment. Conventional high frequency systems have been applied to human body treatment by switching TR(transistor) and FET(field effect transistor) devices from 0.1 to 1 MHz to generate high frequencies. However, the efficiency is not good, and it has been the cause of frequent failures due to heat accumulation and overload problems from switching devices or passive devices. In addition, since the used energy is relatively large, precise current control is the most important, and in order to prevent the patient's electric burns and deep organ damage, the operator has to keep moving the element of the stimulation area that is in contact with the patient's skin. Therefore, this study developed a safe and convenient use by controlling the stable output using a real-time current feedback and realizing an auto-rubbing method to solve the above problems. The effect on the change in response was examined through EMG(electromyography) measurement. This study analyzed the EMG before using a high-frequency pain treatment device while conducting an isotonic exercise using dumbbells for young adult men and women without musculoskeletal disorders, and analyzed the data using the EMG measurement using a high-frequency pain treatment device. As a result of comparison through the comparison of the average, height, and weight for each sex, there were exceptions, but it was found to be generally proportional. In addition, the RMS(root mean square) values of the EMG data before and after the use of the high-frequency pain treatment device were divided into male and female and analyzed through t-test. It was judged that there was a significant difference, and the female t-value was 5.886, and the p-value was 0.000, which was smaller than the significant order < 0.05, and it was determined that there was a significant difference. To confirm, it was confirmed that the high-frequency pain treatment device affects the motor neuron-induced response by measuring the EMG and comparing the results through t-test analysis.
주제어
#high-frequency system real-time current feedback electromyography root mean square
학위논문 정보
저자
이상용
학위수여기관
충북대학교
학위구분
국내석사
학과
의용생체공학과 의용생체공학전공
지도교수
김경아
발행연도
2021
총페이지
43p.
키워드
high-frequency system real-time current feedback electromyography root mean square
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