PM Nanos S (Straight), EverEdge™ 2.0, Perio Knife PM Nanos S (Straight), EverEdge™ 2.0, Perio Knife PMNANOSS Designed to help in the creation of a partial or full thickness envelope flap during connective tissue grafting procedures in perio-plastic surgery and implant surgery. Where to Buy x Category Dealer PartnersSales RepresentativeStrategic MarketsSchools RepresentativeAccutron™ Equipment Sales Zip Code Find RepresentativeReset Select a category, input a zip code and click on Find Representative, or explore the complete list here.