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어깨뼈 내밈 운동 시 어깨관절 수평 벌림과 수평모음 저항과 외부 무게에 따른 앞톱니근, 위등세모근, 그리고 큰가슴근 근활성도 비교
배창환,김규령,추이저,김명권,박수형 대한정형도수물리치료학회 2021 대한정형도수물리치료학회지 Vol.27 No.3
Background: The increase in the activity of the upper trapezius (UT) muscle and decrease in the activity of the serratus anterior (SA) and lower trapezius (LT) muscle produce an abnormal scapulohumeral rhythem. Therefore, the SA is the focus of therapeutic exercise protocols for the rehabilitation. This study aimed to compare the activity of the muscles according to resistance levels during protraction exercise. Methods: Thirteen healthy 20 to 30 years old male and female subjected participated in the study. All subjects performed the scapular protraction exercise with the weights of 0, 5, and 10㎏, combined with horizontal shoulder abduction and adduction. The electromyography data of the SA, UT, and pectoralis major (PM) during the exercise were recorded using surface electrodes. The ratios of PM/SA and UT/SA were calculated. Repeated one-way ANOVA was used to determine the statistical significance. Results: There was a significant difference in the muscle activity of the SA and PM (p<.05). Specifically, SA had the highest activity and PM had the lowest activity at an abduction resistance 10㎏ (p<.01). There was a significant difference in the ratios of UT/SA and PM/SA (p<.05). The ratio of PM/SA was the lowest at the abduction resistance of 10㎏ (p<.01). Conclusion: According to this study, for the selective activation of the serratus anterior, protraction exercises should be applied as a method of adding resistance to protraction and horizontal abduction.
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전연안,탕잉잉,추이저,정용범,김명권 대한물리의학회 2024 대한물리의학회지 Vol.19 No.1
PURPOSE: This study examined the effects of lumbar stabilization exercise using a Pilates reformer on the visual analog scale (VAS), Oswestry disability index (ODI), and quality of life of patients with chronic low back pain. METHODS: The study evaluated individuals aged 30 years and above who had been suffering from persistent back pain exceeding three months. The participants were allocated into two groups: an experimental cohort of 15 individuals utilizing a reformer and a control group of 15 individuals engaging in lumbar stabilization exercises on a mat without a reformer for eight weeks. Each exercise session encompassed a 10-minute warm-up, a 30-minute main exercise, and a 10-minute cool-down, totaling 50 minutes. The lumbar stabilization group using the reformer was also subjected to the same level of resistance provided by the springs. Assessments were conducted before and after the intervention using the VAS, ODI, and quality of life evaluations. RESULTS: Significant disparity existed between the experimental group utilizing the reformer and the control group before and after the intervention in terms of the VAS, ODI change, and quality of life change (p < .05). Furthermore, a significant distinction was observed in the comparison between the experimental and control groups (p < .05). CONCLUSION: Both cohorts showed a decrease in pain, a decrease in the ODI, and an improvement in the quality of life. Furthermore, the experimental group exhibited superior outcomes to the control group regarding pain reduction, reduction in the ODI, and improved quality of life.
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