【正文】
s determined by a number of factors, including implant angulation and orientation, depth of soft tissue from implant body to gingival cuff, aesthetic demands, interocclusal space and preference for a cement or screwretained prosthesis. 第十二頁,共十七頁。 Superstructure ? A final prosthesis ? It may be connected to the implant ? There are several ways to connect the final prosthesis to the implant: screw retained direct to the implant。 Screw retained to the abutment。 Lateral/horizontal screw retained to abutment。 Cement retained to abutment 第十三頁,共十七頁。 第十四頁,共十七頁。 第十五頁,共十七頁。 第十六頁,共十七頁。 內(nèi)容總結(jié) History and Development of Dental implant。 Superstructure。 A final prosthesis 第十七頁,共十七頁。