Key Laboratory of Musculoskeletal System Degeneration and Regeneration Translational Research of Zhejiang Province 1 article published in JoVE Medicine Laminectomy for the Removal of Thoracic Ossification of the Ligamentum Flavum (TOLF) Using Ultrasonic and Conventional Osteotomes Junhui Liu1,2, Zhi Shan1,2, Yilei Chen1,2, Fengdong Zhao1,2 1Department of Orthopedics, Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University, 2Key Laboratory of Musculoskeletal System Degeneration and Regeneration Translational Research of Zhejiang Province We present a methodology for using an ultrasonic osteotome combined with a conventional osteotome for laminectomy in thoracic ossification of the ligamentum flavum. This is a relatively safe and easy-to-learn method that avoids the perioperative complications associated with the conventional method.