saw

[A.S. saga."] An instrument having an edge of sharp tooth-like projections; employed in surgery for cutting bone. Adams' s., Gigli s., Hey's s., see the proper names, butcher's o., a saw with narrow blade set in a D -shaped frame, used in amputations, chain s,, a saw made in short links, pa ed behind a bone and made to cut from below upward by pulling the two ends alternately, crown s., a trephine. subcuta'neo us s., Shrady's* saw.