- Published on
According to CDSCO guidelines, External upper esophageal sphincter compression device falls under Risk Class C under ENT Devices category of Medical Devices. Intended use - An external upper esophageal sphincter compression device is intended to apply external pressure on the cricoid cartilage for the purpose of reducing the symptoms of laryngopharyngeal reflux disease.. This article will give you complete information about manufacturing External upper esophageal sphincter compression device