Surgical Scalpel Blade No.12 By Swann MortonBy: Swann Morton The No. 12 is a small, pointed, crescent shaped blade sharpened along the inside edge of the curve. It is sometimes utilized as a suture cutter but also for arteriotomies (surgical incision of an artery), parotid surgeries (facial salivary glands), mucosal cuts on a septoplasty (repair of nasal septum) and during cleft palate procedures, ureterolithotomies (calculus removal by incision of the ureter) and pyelolithotomies (surgical