Patent 7326215 was granted and assigned to Symmetry Medical on February, 2008 by the United States Patent and Trademark Office.
A surgical tool driver has a driven end connectable to a rotary drive source and a driving end connectable to a surgical tool. A shaft assembly there between includes a hollow outer shaft and a flexible drive shaft for transmitting rotary power from the driven end to the driving end. The shaft assemble is curved for bypassing anatomical features in a patient.