Salivary bypass tube.

A silicone salivary bypass tube is introduced as an adjuvant to the therapy of the following clinical entities: advanced carcinoma of the pharynx complicated by stricture and/or pharyngocutaneous fistula, traumatic stricture of the cervical esophagus or tracheoesophageal fistula, a stricture of the hypopharynx or cervical esophagus following ingestion of a caustic material, and a stricture of the cervical esophagus following laryngoesophagectomy. The salivary bypass tube is described and illustrated in detail along with the technique for its insertion and removal. Examples of its usage are illustrated by x-rays.