Coating made of hafnium nitride

Full Title

Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material > The prosthesis being coated or covered with a particular material > Coating or prosthesis-covering structure made of ceramics or of ceramic-like compounds > Coating or prosthesis-covering structure made of compounds based on metal nitrides > Coating made of hafnium nitride