Bonesaw- Bones

She’d broken her leg when she had been dumped into the alien Earth with the Wardens night staff, Jessica, and the class-S prisoners.  The alterations she had made to muscle and the structures she’d implanted around the bone let her stand and walk with a broken leg, but she had still tended to it in an idle moment.
...

There was other maintenance to be done.  She scraped and drilled at bone that was growing, a side effect of other old work, that had been intended to hasten the recovery of breaks.

- Ward, Last 20.e4