This study measured the width, gray scale of the bone_implant space and the height of alveolar bone in 100 implants inserted clinically on the digitalized radiographs by means of ARIES-II image analysis system.

• 采用ARIES-II图象分析系统 ,对100枚已植入颌骨内的牙种植体X线片数字图象中的种植体周围间隙宽度值、间隙灰度值、牙槽骨高度值进行了计算机测量。