53. Anterior Posterior Spread A-P Spread (1 cm or more)
Cantilever length should not exceed 2 times the A-P spread.
CantileverLength WhatistheminimalA-Pspreadincombina1on
withthelengthofthecan1lever,necessarytofabricate
axedprosthesisfortheedentulousmandible?
54. ConsequencesofinsucientA-P
spreadandexcessivecan1leverlength Result Mechanicalfailures
Implantoverload Inthispa1enttheresult wasrecurrentfracturesof
theprosthesisretaining screws(arrows).
62. Inpa1entswithaCawoodClassVorVImandiblethereis
li^leaddi1onalbenetfrom1ppingtheposteriorimplants Treatment of the
rely Resorbed Mandible ferior rows) e of the
Underthesecircumstancesit isbesttoplacetwoimplants
andmakeanoverdenture TiltedimplantsMandible