目的探讨骨性Ⅲ类错的多曲方丝弓矫正技术临床疗效。方法选取临床2010年收治的骨性Ⅲ类错患者36例采用多曲方丝弓矫正技术矫治方法进行分析。结果 36例疗程6～15个月,平均为10个月,均到理想矫治效果。前牙反颌解除,建立正常覆盖,后牙咬关系稳定,面型改善。结论多曲方丝弓矫正技术矫治骨性Ⅲ类错是有效的。 Objective To investigate the clinical efficacy of multi-curve arch wire correction for skeletal Class Ⅲ malocclusion. Methods Twenty-six patients with clinical skeletal Class Ⅲ malocclusion admitted in clinical practice in 2010 were analyzed by multi-curvature correction technique. Results 36 cases of treatment for 6 to 15 months, an average of 10 months, all to the ideal correction effect. Anti-mandibular anterior teeth lifting, the establishment of normal coverage, post-bite the relationship between the stable, improved surface. Conclusion Multi-curvature correction of square arch wire technique is effective.