فهرس المقالات Hossein Kheirollahi المقاله 1 - Design and Analysis of a New Dental Implant using Finite Element Method Sadegh Rahmati Hossein Kheirollahi Abbas Azari International Journal of Advanced Design and Manufacturing Technology , العدد 4 , السنة 6 , تابستان 2013 المقاله 2 - Design an Artificial Foot using Series Elastic Actuator Ali Moazemi goudarzi Hossein Kheirollahi Mohammad Fazeli Misagh Imani International Journal of Advanced Design and Manufacturing Technology , العدد 4 , السنة 7 , تابستان 2014