Sinusitis and other disorders of the ear, nose and throat are diagnosed and/or treated using minimally invasive approaches with flexible or rigid instruments. Various methods and devices are used for remodeling or changing the shape, size or configuration of a sinus ostium or duct or other anatomical...http://www.google.fr/patents/US8172828?utm_source=gb-gplus-shareBrevet US8172828 - Apparatus and methods for dilating and modifying ostia of paranasal sinuses and other intranasal or paranasal structures
Apparatus and methods for dilating and modifying ostia of paranasal sinuses ...
