Objective : To evaluate the results of freezed allogenous bone grafting for the treatment of hand enchondroma.

目的: 评价冷冻异体骨治疗手部内生软骨瘤的效果.

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Objective To evaluate the effects of allogenous bone graft of the compressed calcaneus fracture.

目的评估跟骨塌陷性骨折同种异体骨移植的效果.

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Objective To observe the effect of chondrocyte culture with natural ECM made from allogenous acellular cartilage.

目的探讨脱细胞软骨基质对软骨细胞体外生长的影响.

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