Rod system for gradual dynamic spinal fixation

Assignee

• Tongji University

Inventors

• Liming Cheng (8 patents)
• Yan Yu (5 patents)
• Zhili Zeng (4 patents)
• Wei Xu (15 patents)
• Yongwei Jia (4 patents)
• Lie Qian (5 patents)
• Rui Zhu (35 patents)
• Jianjie Wang (5 patents)
• Zhourui Wu (4 patents)

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