Figure 14 - External approach to cricopharyngeal myotomy.
From the following article
Surgical intervention and treatment of oral, pharyngeal motor disorders
Eugene A. Chu and James H. Kelly
GI Motility online (2006)
doi:10.1038/gimo51
a: Incision of cricopharyngeus muscle. b: Posterior view of pharynx, esophagus, and trachea. Length of myotomy is indicated by dotted line. (Source: Kelly.93, with permission)
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