| 摘要 |
PCT No. PCT/GB91/02159 Sec. 371 Date Feb. 23, 1993 Sec. 102(e) Date Feb. 23, 1993 PCT Filed Dec. 5, 1991 PCT Pub. No. WO92/10138 PCT Pub. Date Jun. 25, 1992.An instrument for shaping a bone cavity has a frame (2) including a stud (5) for locating the instrument in a bone canal. A curved rod (1) is supported on the frame and a plurality of cutting teeth (18) are threaded on the rod so as to be rotatable thereon. The cutting teeth are drivably interconnected so that rotation of one tooth causes an adjacent tooth to rotate. |
