Treatment result of chronic muscle pain patients in orofacial region associated with stress

Research Project

Project/Area Number	08672250
Research Category	Grant-in-Aid for Scientific Research (C)
Allocation Type	Single-year Grants
Section	一般
Research Field	補綴理工系歯学
Research Institution	Iwate Medical University
Principal Investigator	FUJISAWA Masanori Iwate Medical University, Department of Fixed Prosthodontics, Assistant Professor, 歯学部, 講師 (00209040)
Co-Investigator(Kenkyū-buntansha)	ISHIBASHI Kanji Iwate Medical University, Department of Fixed Prosthodontics, Professor and Chai, 歯学部, 教授 (90018771) 松田葉岩手医科大学, 歯学部, 助手 (50265170)
Project Period (FY)	1996 – 1997
Project Status	Completed (Fiscal Year 1997)
Budget Amount *help	¥2,200,000 (Direct Cost: ¥2,200,000) Fiscal Year 1997: ¥500,000 (Direct Cost: ¥500,000) Fiscal Year 1996: ¥1,700,000 (Direct Cost: ¥1,700,000)
Keywords	TMD / Psychological questionnaire / VAS / Splint / Physical therapy / Biofeedback / Pressure pain threshold / EMG / 慢性筋痛
Research Abstract	To evaluate the treatment effect of chronic muscle pain in orofacial region, changes of clinical examination and VAS recordings before and after treatment were analyzed. All of the patients had the disturbance at least 6 months (25.4(]SY.+-。[)49.8), then treated in conservative manner, such as orthopedic splint, physical therapy, biofeedback training and self management in daily basis. Jaw opening range of 31.9(]SY.+-。[)11.0 mm at initial stage of treatment increased up to 40.7(]SY.+-。[)6.7 mm after treatment. From the VAS recordings before and after treatment, subjective symptoms revealed to be improved. Specific aspect of these patients were found in the psychological questionnaires of which 73.3% of them were categorized out of normal range.