Concurrent use of a transnasal fiberoptic laryngoscope permits visualization of the vocal cord as collagen is placed into the paraglottic space via percutaneous puncture through the cricothyroid membrane in a subepithelial plane:
Concurrent use of a transnasal fiberoptic laryngoscope permits visualization of the vocal cord as collagen is placed into the paraglottic space via percutaneous puncture through the cricothyroid membrane in a subepithelial plane: