Evaluation of the Efficiency of a New File Removal System in Comparison With Two Conventional Systems

Walia, 1988, An initial investigation of the bending and torsional properties of nitinol root canal files, J Endod, 14, 346, 10.1016/S0099-2399(88)80196-1 Cohen, 2006 Mandel, 1999, Rotary NiTi profile systems for preparing curved canals in resin blocks: influence of operator on instrument breakage, Int Endod J, 32, 436, 10.1046/j.1365-2591.1999.00239.x Sano, 1974, A clinical study on the removal of the broken instrument in the root canal using Masserann kit, Kanagawashigaku, 9, 50 Masserann, 1971, Removal of metallic fragments from the root canal, J Br Endod Soc, 5, 55 Feldman, 1974, Retrieving broken endodontic instruments, J Am Dent Assoc, 88, 588, 10.14219/jada.archive.1974.0113 Krell, 1984, The conservative retrieval of silver cones in difficult cases, J Endod, 10, 269, 10.1016/S0099-2399(84)80061-8 Yoldas, 2004, Perforation risks associated with the use of Masserann endodontic kit drills in mandibular molars, Oral Surg Oral Med Oral Pathol Oral Radiol Endod, 97, 513, 10.1016/j.tripleo.2003.09.007 Friedman, 1990, Endodontic treatment: case selection and techniques, J Endod, 16, 543, 10.1016/S0099-2399(07)80219-6 Yared, 2004, In vitro study of the torsional properties of new and used Profile nickel titanium rotary files, J Endod, 30, 410, 10.1097/00004770-200406000-00008 Ward, 2003, Evaluation of an ultrasonic technique to remove fractured rotary nickel-titanium endodontic instruments from root canals: an experimental study, J Endod, 29, 756, 10.1097/00004770-200311000-00017 Nagai, 1986, Ultrasonic removal of broken instruments in root canals, Int Endod J, 19, 298, 10.1111/j.1365-2591.1986.tb00493.x Suter, 2005, Probability of removing fractured instruments from root canals, Int Endod J, 38, 112, 10.1111/j.1365-2591.2004.00916.x Terauchi, 2006, Removal of separated files from root canals with a new file removal system: case reports, J Endod, 32, 789, 10.1016/j.joen.2005.12.009 Ruddle, 2004, Nonsurgical retreatment, J Endod, 30, 827, 10.1097/01.don.0000145033.15701.2d Hulsmann, 1999, Influence of several factors on the success or failure of removal of fractured instruments from the root canal, Endod Dent Traumatol, 15, 252, 10.1111/j.1600-9657.1999.tb00783.x