TY - BOOK AU - Tarek Abbas Abdelal Abuzeid AU - Adel Mohyeldeen Elkhodary , AU - Hebatallah Mohamed Elfar , AU - Omar Mostafa Fahim , TI - Surface changes and cyclic fatigue following the use of K3 rotary file system : : An in vitro study / PY - 2010/// CY - Cairo : PB - Tarek Abbas Abdelal Abuzeid , KW - Instruments KW - K3 Rotary KW - Scan Electron microscop ( SEM ) N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Endodontics; Issued also as CD N2 - The purpose of this study was to evaluate how the clinical use of K3TM NiTi endodontic instruments affects their surface topography and influences the deterioration of their fatigue life . The Ni - Ti rotary instruments used in this study were the K3TM ISO 0.04 taper files and the K3TM ISO 0.06 taper files with each set consisted of 6 files in sizes # 15 to # 35 UR - http://172.23.153.220/th.pdf ER -