R. Michael Casanova,Dnyanesh A. Talpade,Chandrashekhar P. Pathak
申请号：
US16870144
公开号：
US20200297454A1
申请日:
2020.05.08
申请国别(地区):
US
年份:
2020
代理人:
摘要：
A method of making an intracorporeal marker, including the method steps of providing a core having a first material with porous hydroxyapatite； and completely covering the core an outer region having a second material with less porous hydroxyapatite, wherein ultrasonic or radiative imaging reveals a difference between the marker and tissue.
