Show AS draga bonwill of philadelphia presented to st Bartholo mews Hopi Ul london a surgical machine the engine consists ot an iron stand ird canning an ot multiple inn wheel gear w inch by means ot an endless coid pissing over pulleys fians ants lapid rotary motion nall drills 01 fine circular diw are attached gotlie end of a feer acs ics of loda connected b uni joints elbows winch remits the to move the cutting in in any direction ho bleie rl eie while it is revolving at a very bieh speed with the drill it was show n that in basea where it ia to hold the of a fractured bono rigidly to octher in a certain poi tion hoac can be dulled and pins inserted be inar held in a steel fr i me keep the pai ts exactly in position ich the circular taw it was that place of adv desired can caile bi cut off and removed aiom alio bono or a bone can be cut through in a few for imputations amputations a small saw can be u ed it is simply fitted into the coldir and has it attached to a dinall eccentric worked arm the inabin gearing t has a very rapid action imputed to it hen the geanne is put in motion which is done b means of a small hand acel the comparatively slow movement of the hind oi the 11 here replaced by tho inconceivably rapid motion of the mechanical mech anicil iw by tins means not only is alia time occupied in the op aeration greatly shortened but the op oration much more neata aci conned owing to tho of the cutting instrument and the aifili speed at which it ia moved i the man who was in cradle of the deep must have slept ate of wafer |