Objective to investigate the effect of single arm outerfix frame combined with autogenous bone marrow grafting for opened comminuted fracture at distal tibia and fibula.
目的：探讨单臂外固定架结合自体骨髓移植治疗胫腓骨远端开放性粉碎骨折的疗效。
2
It consists of outer layer sealing constant temperature jacket, middle layer objective sleeve and inner layer as lens frame to partition and fix optical lens elements.