非创伤性股骨头坏死是骨科临床上的常见病、疑难病。

Nontraumatic osteonecrosis of the femoral head is a common disease in osteopathy clinic which is difficult to be treated.

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临床上运用干细胞治疗骨软骨缺损，股骨头坏死，脊髓神经损伤等骨科疾病方面已取得了很多成果。

Stem cells for treating osteochondral defect, femoral head necrosis and spinal nerve injury have obtained many achievements in clinic.

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硫酸钙对于成骨作用的影响在牙科及骨科的临床工作中，只要是骨缺损的情况下都会使用到骨替代物，临床上已证实有使用骨替代物会得到较好的骨外形及骨质密度。

In dental and orthopedic work, we will use bone substitute under the bony defect situation, have already verified that use the substitute of bone to get better bone appearance and density on clinic.

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