Patent ID: 8153255
Filing Date: 2012-04-10
Classification: A61F,A61K,A61L,B01J,B82Y,C01B,C04B,Y10T

Abstract:
1. A ceramic particle group comprised of granular ceramic particles: wherein a majority of the ceramic particles in the ceramic particle group are monocrystalline primary particles, which are either primary particles of single crystal, or a cluster of primary particles of single crystal that are held together by ionic interactions; wherein a proportion of the monocrystalline primary particles contained in the ceramic particle group is no less than 70%; wherein the ceramic particles have a particle diameter in a range of 10 nm to 700 nm; wherein a coefficient of variation of particle diameter of the ceramic particle group is no greater than 20%; and wherein the ceramic particles comprise sintered particles of hydroxyapatite.