DentalAEGIS.com. Scientific Electronic Library Online. Journal of Dentistry - Home. Brazilian Oral Research - Home Page. Compendium of Continuing Education in Dentistry. Barry Lee Musikant, DMD The Endo-Express® Reciprocating Handpiece and the SafeSiders® make rotary irrelevant. Prevents binding, by engaging dentin only during clockwise rotation. Allows canals to be shaped in 2-5 minutes per canal from the time of measurement 30 degree motion virtually eliminates cyclic fatigue and torsional stress. IADR. Home. International Dental Research. Dental Research Journal. Dental Research Sites. School of Dentistry - Research Activities. Journal of Dental Research. Quintessence Publishing!