, Plate Xll. 



Arytenectomy. 



E, [epiglottis ; TT, thyroid cartilage ; CC, 

 cricoid cartilage ; TRI, first tracheal ring ; V. 

 left vocal cord ; A, left arytenoid cartilage sur- 

 rounded by dotted line of incision ; CTC, crico- 

 thyroideau ligament. 



