| abstract |
Apparatus comprising drill guide bodies and a pair of positioning bars, each such drill guide body being a body so configured and constructed as to define an imaginary axis through the length thereof and forming a pilot guide bore for guiding a drill substantially along said axis and at least one lateral bore substantially perpendicular to said pilot guide bore substantially along chord of said drill guide body disposed on opposite sides of the pilot guide bore, and methods of forming stents and rigid guides for guiding the drilling of holes into a patient's boney structure are disclosed. |