implants - internationalmagazine of oral implantology

I case study _ computer-guided implantology Fig. 1a_Components of the bottle-neck device. Fig. 1b_Embedded sleeve. Fig. 1c_Ostetomic sleeve. Fig. 1d_Modified extender to fit the osteotomy sleeve—any hand-free surgical kit will work. Fig. 1e_Bottle-neck. Fig. 1f_Bottle-neck created. Fig. 1g_Bottle-neck created. Fig. 1h_Bottle-neck created. Fig. 1i_Assembly while being screwed. _Abstract In recent years, there has been growing interest in guided implantology. A digital work-up is certainly a great benefit for clinicians to better understand their patients’ bone morphology and density and conse- quentlytocorrectlyplanimplantpositions,andtohave theirhandsguidedduringimplantplacementbymeans ofasurgicalguide.Therearemanysystemsonthemar- ket today and many authors have studied post-opera- tiveCTscansandplanningscansbymeansofsuperim- position,inseekingtounderstandthesecrettoachiev- ingtheperfectcorrespondenceandthebestsystem,but thisperfectaccuracyhasnotyetbeenfoundandthere appears to be a missing link between planning and the actualimplantposition.Ihavedevelopedadevice(Den- tal Implant Positioning System, International PCT IT 2009 000192, WO 2010/125593 A1; patent pending) thatrespectstheimplantspiralmovementwhenbeing screwed in accordance with mathematical criteria. The samecriteriaarealsoimportantintheorisinglimitsand achievingaccuracyusingcomputer-guidedimplantol- ogy. This article presents two cases that were treated usingthisdevice. _Introduction Accuracyinguidedimplantologyisanissue.Theabil- ity to perform implant placement both safely and cor- rectly,inordertoloadapre-surgicalCAD/CAMbarorce- mentablemetalfinalframeworkprosthesisandtodigi- tisetheentireprocedure,iswidelyresearched.Accuracy New concepts in computer-guided implantology Part I:Thread timing and implant phase Author_Dr Gian Luigi Telara, Italy 26 I implants4_2011 Fig. 1a Fig. 1dFig. 1b Fig. 1c Fig. 1e Fig. 1f Fig. 1g Fig. 1h Fig. 1i