[Sayre's tripod].
D002370:Casts, Surgical / Q000266:history; D049672:History, 19th Century; D006801:Humans; D007558:Italy; D009983:Orthopedic Equipment / Q000266:history; D009985:Orthopedics / Q000266:history*; D014481:United States
Il tripode si Sayre.