▎ 摘　　要

NOVELTY - An organic/inorganic multiphase inducing nano-hydroxy apatite composite material comprises an organic matrix comprising chitosan and bovine collagen, an inorganic matrix comprising aqueous solution of graphene oxide, and a precursor comprising soluble calcium salt and soluble phosphate, where the organic/inorganic multiphase inducing nano-hydroxy apatite composite material is prepared by adopting biological mechanism and in situ composite technology. USE - Organic/inorganic multiphase inducing nano-hydroxy apatite composite material. ADVANTAGE - The composite material is prepared with better biological compatibility, better biological degradability and better effect of treating osteoporosis. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a method for preparing an organic/inorganic multiphase inducing nano-hydroxy apatite composite material.