Expert introduction: Tu Zhongqi, professor, chief physician, doctoral tutor, director of bone and soft tissue tumor center of West China Hospital of Sichuan University, director of 3D printing innovation studio of Sichuan Province, director of Sichuan bone bank center, academic and technical leader of Sichuan Province, health Department of academic technology leader.

Character experience
The main research directions are: diagnosis and treatment of malignant bone tumors of the extremities and their basic research. Especially in the limb salvage technique of malignant bone tumors, the reconstruction technique of allogeneic bone and joint transplantation, etc., about 1500 cases of limb salvage surgery, the rate of limb salvage is 90%. The first to carry out in the country: 1, half-pot resection, artificial semi-pelvis + total hip replacement of limbs; 2, malignant bone tumor microwave / liquid nitrogen in situ inactivation combined with artificial joint replacement of limb salvage technology. 3, malignant bone tumor microwave / liquid nitrogen in situ inactivation. 4. Limb salvage technique for resection of malignant bone tumors of the extremities and allogeneic bone segment transplantation combined with artificial joint replacement. 5, tumor artificial joint replacement surgery.

Academic service
Member of the Bone Oncology Group of the Chinese Medical Association Bone Science Branch, member and secretary-general of the Orthopaedic Special Committee of the Sichuan Medical Association, deputy director of the Osteoporosis Committee of the Sichuan Medical Association, and member of the Organ Transplantation Committee of the Sichuan Medical Association

Scientific research results
Long-term basic and clinical research on bone tumor, bone wound repair and bone material science

Receive honor
Responsible for 1 national science and technology support plan, 1 863 project, 1 provincial major technological innovation project, 2 provincial science and technology research projects, 2 health department projects, 1 natural science fund, and well-known at home and abroad for the past 5 years. The magazine published more than 30 articles. He has edited or edited 6 monographs and has trained 14 graduate students. He is now a professor and director of orthopedics at West China Hospital of Sichuan University.