摘要 |
A goniometer comprises a first arm (2), a second arm (4) and a connecting portion (6) pivotally connecting the first arm (2) to the second arm (4) about a pivot axis (7). An instrument connector (8) is coupled to the first arm (2) arranged to couple to a surgical instrument (10). A method of aligning a surgical instrument (10) using the goniometer is also disclosed. |