Fig. 5From: Cricopharyngeal myotomy for cricopharyngeus muscle dysfunction after esophagectomySwallow functional test after cricopharyngeal myotomy. a The bolus easily entered the esophagus during laryngeal elevation in the pharyngeal phase. b Slight laryngeal penetration occurred in the esophageal phase. c Breathing was reinitiated with a small amount of pharyngeal residue. Yellow arrow; Hyoid bone, Blue arrow; Esophageal orificeBack to article page