Direct sinus lift or maxillary sinus floor augmentation is all about the need to restore the anatomic deficiency which jeopardize the application of implant dentistry in atrophic maxillary ridge. Maxillary sinus floor elevation or sinus lift aims to have a better treatment options for dental implants in maxillary posteriors. This book describes the step by step procedure of direct sinus lift, its complication and management along with various bone grafts and latest techniques. With attractive and user friendly layout, the book is designed to be suited for Professionals and students.