模板preprosthetic surgery(2).ppt

模板preprosthetic surgery(2).pptOsseousSurgeryXudongWang,DDS,’sHospitalShanghai,.******@..........1OsseousPreprostheticSurgeryAlveoloplasty(exostosis,undercut,knife-edgeridge,etc)Torus(tori)removal(palatal/mandibular)Maxillary/mandibularaugmentation(autologousbonegraft,lyophilizedcartilage/bone,hydroxyapatite,guidedtissueregenerationmemberane,tissueengineeredbone)Correctionofabnormalridgerelationship(orthognathicsurgery)..........2AlveoloplastyAnesthesia(localinfiltration)Incision&Mucoperiostealflapreflection(scalpel&periostealelevator)Tipsexposure&visualizationbloodsupplyrestonintactbonefull-thincknessavoidinjurytovitalstructures..........3Boneremoval(chisel&mallet/rongeur)side-cuttingunibevelBonesmooth(bonefile)Tipsside-cuttingforrongeurunibevelchiselpreserveboneAMAP“pull”smoothingforfileAlveoplasty-cont’d..........4Suturing(Interrupted/continuous/margin/matress)Alveoplasty-cont’dPost-opcareMouthrinseSutureremoving(1wpost-op)Prostheticrestoration(2wpost-op)..........5..........6RemovalofmandibulartoriLocationAnesthsiaIncision..........hetoriwithfissureburLingualmucoperiostealflapreflection..........8RemovalofpalataltorusIndicationFull/partialdenturerestorationUlceratedofmucosaInterferedwithspeechAnesthesiaGPblockNPblock..........9IncisionFlapreflectionSegmentingw/fissurebur..........10