Show th the telephonic probe t at the meeting of the college of physicians in philadelphia dr john girdner of new york exhibited by invitation ol of the colic college 0 e for the first time his telephonic probe and explained its mojo mode ol of application the instrument is used tc locate a bullet or other metal substance Bubb tance that has become lod lodged ed in the body V il is operated by the natural electric electricity it ic the patient it consists of three parts one a sort of which is pl placed aced over tho the physicians ears a steel probe and a steel bulb the bulb is placed in the patients mouth and the leobe pi obe is ill inserted in the wound if like probe strike a piece of bone it makes no lie response but if it strikes the metal which caused caused til th wound it gives distinct clicking sounds electrical review |