Navigation system for orthopedic surgery

摘要

A navigation system for precise placement of an implant during surgery, comprising an orientation apparatus (200) and a reference apparatus (300), wherein the reference device comprises an anchor (301) to fix the reference apparatus to a característicapredeterminada the subject's body and at least one indicator (302) to indicate at least one plane or axis dereference, wherein the orientation apparatus comprises a plurality of probes (201, 202, 203) to contact unapluralidad features (101, 102, 103) predetermined body (100) of the subject and defining a plane, wherein at least one of the orientation apparatus and the reference device comprises at least unconector (207) to connect the orientation apparatus and the anchor so that, when connected, sepermite relative translation of the connector and anchor along a predetermined direction relative alplano definid or by the probes and the relative rotation of the connector and anchor it prevents around that direcciónpredeterminada