| 摘要 |
PROBLEM TO BE SOLVED: To provide a surgical unit for artificial joint replacement capable of inhibiting increase in the number of surgical instruments and simplifying the configuration.SOLUTION: The surgical unit for artificial joint replacement includes a plurality of stems 11 with different sizes, and a broach trial 12. Small stems (11A-E) as stems 11 smaller than a maximum stem 11F in size are so configured that outer shapes of stem bodies 15 of all the small stems (11A-E) are same as an outer shape of a portion in an insertion tip side of a stem body 15 of the maximum stem 11F, which is inserted into a medullary space 100a, the portion corresponding to the stem bodies 15 of the small stems (11A-E). The outer shape of the broach body 19 in the broach trial 12 is configured to have a shape corresponding to the outer shape of the stem body 15 of the maximum stem 11F. The broach body 19 includes indications 25 corresponding to the plurality of stems 11 with different sizes.SELECTED DRAWING: Figure 1 |
