To establish a mechanical model of long bone diaphysis based on its physiological properties,in which the ef-fects of periosteum and the marrow on the diaphysis were included.

• 基于长骨骨干的生理学特性,建立了长骨骨干的力学模型,其中包括骨膜和骨髓对骨干承载的影响,得到了轴向外载荷作用下的本构形式。