178 OPEKATIONS ON THE SKIN AND CELLULAR TISSUE. 



0== 



Fig. 209.— Cautery with Changing Points. 



No severe accidents nre likely to accompany needle firing. 

 Small liemorrhages may occur, but they usually cease spontane- 

 ously, though it must be admitted that fatal cases of arthritis 

 have been recorded, which, however, are avoidable by the use of 

 proper precautions. The attention required by the patient after 

 these operations do not vary from those required in ordinary cau- 

 terization, although the duration of the period of rest, always 

 necessary, may be less j^rolonged. 



Inheeent Firing. 



This differs from other kinds, in being performed with the 

 cautery heated to a white heat, with a view to produce more or 

 less deep disorganization, according to the needs of the case. 

 Sometimes the ajiphcation is made upon the surface only, but at 

 others at a required depth upon the deeper tissues. 



