EMliRYoToMY 



:.37 



by a handle at the other extremity. This instrument is very powerful, 

 and can divide bones as well as soft tissues. 



Subcutaneous embryotomy is at times very necessaxy, but after the 

 skin has been incised great dilhculty is often experienced in separating 

 it from the textures beneath, by tearing through the connective tissue. 

 This is found to be the case more particularly in amputating the 

 shoulder, when the lingers become fatigued in trying to pass them 

 beneatli the skin. To facilitate this part of the operation, dillerent- 



Fig. 203. 



GI'NTHKR's LoNT.-H.VXDLEI) 



Embryotom. 



Fig. 204. 



Cabtwright'.s ScnCLT.\NKOCS 

 Spatcla. 



i 



Fig. 205. 



Car-stks Harm's 

 Spatcla. 



shaped spatulas have been devised, which do the work of the fingers in 

 liberating the skin from the parts it covers. One of these spatulas has 

 been used by Cartwright ; it is merely a thin but rigid blade of iron, 

 about seven inches long and one or one and a quarter inch wide, the 

 edges being smooth and rounded, and one end fixed in a wooden handle 

 (Fig. 204). 



Carsten Harms employs a double spatula about three feet in length ; 

 the blade at each end is about an inch wide and two inches long, the 



