SETON NEEDLES. 



189 



Fig. 316.— Seton Knots. 



the incision. In some cases, instead of making a knot on tlie tape, 

 small wooden pins are secured at the extremities, and answer the 

 same purpose. 



The essential instrument required to apply a seton is the 

 pecuHar needle known as the seton needle. It is, of course, made 

 various lengths, some consisting of but a single piece (Fig. 218); 



I 



i 



Pig. sir. 



Fig. 218. Fig. 219. 



SETON NEEDLES. 



Fig. 220. 



Fig. 221. 



