Single-End Sinus Lift Instrument, 3 mm Single-End Sinus Lift Instrument, 3 mm PESIM1 Used during a sinus lift procedure to separate/reflect the Schneiderian membrane from the maxillary bone and to elevate the membrane. SKU Handle PESIM16 #6 Satin SteelОВ PESIM1 #40 Round 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.