Breadcrumb Home Two Nostril Approach to Laryngeal Biopsies and KTP Lasing Instruction Video Sunday, March 25, 2018 See also: Superior Laryngeal Nerve Blocks Instruction VideoTwo Nostril Technique to Biopsy Laryngeal Leukoplakia (Steering Sheath)KTP Laser for RRP local anesthesia case exampleLaryngeal papilloma (RRP) treatment in clinic with KTP laser videoVideo