Histological alterations during fracture healing were observed, and percentage of trabecular bone, cartilage and fibrous tissue in the bony callus was determined.
观察骨折愈合的组织学变化，并测定骨痂中小梁骨、软骨、纤维组织所占百分比。
Articular cartilage has a poor intrinsic capacity for healing. The goal of surgical techniques to repair articular cartilage injuries is to achieve the regeneration of organized hyaline cartilage.
关节软骨的自愈能力较差，因而外科治疗旨在修复关节软骨的缺损以促进机化的透明软骨的再生。
Objective Study the mechanism of the healing of bone defect after transplantation of the tissue-engineered cartilage into the bone defects and with guided bone regeneration tubes.
目的通过引导性骨再生和组织工程软骨移植研究长骨骨缺损的修复机制。
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