Every surgeon has more or less often been annoyed by a dull scalpel when a sharp one was very much desired. Furthermore, after a few strokes of the scalpel, especially when made in a firm or resistant tissue, like an old scar, the cutting edge of the scalpel becomes dulled. Sharpening scalpels is a nuisance and at best very unsatisfactory. In order to overcome these objections, I have devised some handles to carry the two types of safety-razor blades most commonly used. After these blades are no longer serviceable for the purpose for which they were intended, they make excellent scalpels. They are cheap and easily obtainable.
The accompanying illustrations are self-explanatory. The ordinary scalpel handle is provided with two arms, united above but not below, between which the knife blade is inserted. To carry the double-edged blade, one arm is provided with two stubs which fit into the two