만성 요통에 대한 체외충격파요법의 유용성

Abstract

Objective : This study evaluate the effect of extracorporeal shock wave therapy on patients suffered chronic low back pain from myofascial pain syndrome . Method : 43 patients with chronic low back pain were selected and classified into two groups, control & study group. There was no significant difference between two groups in age, height, body weight, visual analogue scale(VAS), medical outcomes study short form-36(SF-36) and Oswestry disability index before in this study. The control group received conventional rehabilitation therapy including heat and electrical therapy, medication with therapeutic exercise. The study group received additional eight session of extracorporeal shock wave therapy(0.10-0.15 mJ/mm2 FED, 1000 impulse, 4Hz, weekly). All patients were assessed improvement of back pain using visual analogue scale, medical outcomes study and Oswestry disability index before treatment and at 8 weeks. Results : Before the treatment, two groups showed no difference in each value. After 8 weeks treatment, the study group showed significant improvement visual analogue scale, medical outcomes study and Oswestry disability index than control group (p<0.05). Conclusion : It seems that extracorporeal shock wave therapy would be useful as a additional tool of rehabilitation in patients with chronic low back pain due to myofascial pain syndrome.