Beijing An Yuan Quan Lv Medical Research Institute 1 article published in JoVE Medicine 3D Printing Model of a Patient's Specific Lumbar Vertebra Huizhong Bai1, Zhuoluo Zhou1, Gang Liu1, Shengyuan Jiang1, Yaqi Zhang1, Xinwei Zuo1, Fangliang Xing2, Lin Xu1, Li Wang3, Xiaohong Mu1 1Department of Orthopedics, Dongzhimen Hospital, Beijing University of Chinese Medicine, 2Beijing Intelligent Entropy Science & Technology Co Ltd., 3Beijing An Yuan Quan Lv Medical Research Institute This study aims to create a 3D-printed model of a patient-specific lumbar vertebra, which contains both the vertebra and spinal nerve models fused from high-resolution computed tomography (HRCT) and MRI-Dixon data.