1、研究方向： 人工智能技术在脊柱外科的应用基础研究 2、主要学术成就： 发表第一作者/通讯作者SCI期刊论文25篇；授权国家发明专利6项、实用新型专利5项。 4、获奖情况及荣誉称号： 2021 北京大学优秀青年医师 2021 全国青年医师颈椎病例大赛冠军 2020 北京大学第三医院青年学术骨干 5、主要承担项目：（代表性项目5项） 国家自然科学基金面上项目 国家自然科学基金青年科学基金 首都卫生发展科研专项 北京大学新工科交叉专项 北大医学青年科技创新培育基金 6、主要代表性论文： MPF-net: An effective framework for automated cobb angle estimation. Zhang K*, Xu N*, Guo C, Wu J. Med Image Anal. 2022 Jan;75:102277. (*Co-first authors) Clinical and Surgical Characteristics of Patients with Atlantoaxial Dislocation in the Setting of Sandwich Fusion: A Case-Control Analysis of Over 500 Patients with Mid-Term to Long-Term Follow-up. Xu N, Tian Y, Yue L, Yan M, Hung KL, Hou X, Li W, Wang S. J Bone Joint Surg Am. 2023 May 17;105(10):771-778. Prospective study of preoperative autologous blood donation for patients with high risk of allogeneic blood transfusion in lumbar fusion surgery: a study protocol of a randomized controlled trial. Xu N, Zhang Y, Tian Y, Li B, Qiao H, Zhang X, Yang N, Li W, Zhang C, Li W, Fu W. BMJ Open. 2022 Feb 15;12(2):e053846. Strategies to avoid internal carotid artery injury in "sandwich" atlantoaxial dislocation patients during surgery. Tian Y*, Xu N*, Yan M, Chen J, Hung KL, Hou X, Wang S, Li W. Acta Neurochir (Wien). 2023 May;165(5):1155-1160. (*Co-first authors) Vertebral Artery Variations at the Craniovertebral Junction in “Sandwich” Atlantoaxial Dislocation Patients. Tian Y*, Xu N*, Yan M, Chen J, Hung K, Hou X, Wang S, Li W. Neurospine. 2021 Dec;18(4):770-777. (*Co-first authors) Chinese validation of the quality of life profile for spinal deformities (QLPSD). Hou X, Liu S, Zhou G, Wang Q, Zeng L, Du C, Du Y, Zeng Y, Yu M, Xu N. J Clin Neurosci. 2023 Jul;113:7-12. doi: 10.1016/j.jocn.2023.04.014. (Corresponding author) Reliability and validity of Simplified Chinese version of the Italian Spine Youth Quality of Life questionnaire in adolescents with idiopathic scoliosis. Liu S, Liang J, Xu N, Mai S, Wang Q, Zeng L, Du C, Du Y, Zeng Y, Yu M, Liu Z. BMC Musculoskelet Disord. 2021 Jun 21;22(1):568. (Corresponding author) Translation and validation of the Chinese version of Brace Questionnaire (BrQ). Liu S, Zhou G, Xu N, Mai S, Wang Q, Zeng L, Du C, Du Y, Zeng Y, Yu M, Liu Z. Transl Pediatr. 2021 Mar;10(3):598-603. (Corresponding author) 3D-printed brace in the treatment of adolescent idiopathic scoliosis: A study protocol of a prospective randomized controlled trial. Zhang Y, Liang J, Xu N, Zeng L, Du C, Du Y, Zeng Y, Yu M, Liu Z. BMJ Open. 2020 Nov 27;10(11):e038373. (Corresponding author) Reliability and validity of the simplified Chinese version of the Early Onset Scoliosis-24 Questionnaire (EOSQ-24). Li Z, Yue Y, Matsumoto H, Vitale MG, Roye DP Jr, Song X, Xu N. Transl Pediatr. 2020 Aug;9(4):513-521. (Corresponding author) 7、主要著作译作： 参编英文专著 C1-C2 Trans-Oral Release and Reduction. Wang C, Xu N, Wang S. Cervical Spine Surgery: Standard and Advanced Techniques. Springer. Orthopedic Management of Childhood Onset Neuromuscular Diseases. Roye D, Sheha E, Xu N. Neuromuscular Disorders of Infancy, Childhood, and Adolescence: A Clinician’s Approach. 2nd Ed. Academic Press.