ELASTIC AND OTHER LIGATURES. 



93 



with which the process is carried out. The slower the movement 

 the less the bleeding. For this reason very vascular tissues should 

 be very slowly divided, and pauses should occasionally be made ; 



Fig. 105. FlG> 106 . 



between each complete movement of the handles, or each rotation 

 of the screw, fifteen to thirty seconds may be allowed to elapse. 



Fir,. 107. 



Fig. 108. 



Specially thick tissues may be divided in two portions, the centre 

 being perforated, and the chain applied alternately to either side. 



Fig. 109. Fig. 110. 



Ligatures. Soft tissues may be divided by passing around them 



thin tightly-stretched cord. Linear necrosis continues at the point 



