There are multiple definitions:

1. demineralized bone matrix(English)

   • a widely used bone graft in spinal fusion. Most commercial types are composed of demineralized bone particles (~125–800 microns) suspended in a carrier that provides improved handling but dilutes the osteoinductive component
   • CB, DBF, IRW
   • Skeleton and bone (formation), Spine (or spinal cord), Surgery, Biomaterials, Orthopedics
   • https://doi.org…surg.2020.00010
   • https://doi.org….1002/term.1685

2. degree of bone mineralization(English)

   • ECM, FST, MCF, OI
   • Skeleton and bone (formation)
   • https://doi.org…1002/jbm4.10826