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r". J(j.2 PosSIble Ilndee descns. The aaP c-. be Iefl and ~ 0I0eerupb0n rA the CIPlIOVlll teeth do6 not ocCUt'. the OIStre $IUalOI WIlIJd be sl<lble W A posstIIe fDlelf.moo<iIblI! deslgJI lBl woUd be a ITOIl' fetaner C~"I1i parI oIlhe ~ Itld $l!(ured to \tie toueh WIth ., dlPwe cement and a cOllYel1tlonalv pr~ed lui cDYef~e ~_ on the Il'lOIM The molar can be c~.ltf prepared lor I hJ CO'm'ac.e ffSb"atJOn. either fill a ~l1ple canblevef leI, Of III addition the c....-.e can be prepared oroduclll& a fued-fued deSlin (l)l A..-..maI Pleoa'abOn bodee IS also posr.oble, The ellstng restorall()tl Cilll be partly reJTJOV!'d to secure the rttaWlef. and the C~ can be eother IllCIuded 11'I a fi~ed movable deSign lEI or
~ed
to pfOduce a slfTlPle cilllt,lever deslgn!n.
FIe. 36.3 The cOO1Pleted bridge.
should be wrapped around the abutment looth as far as posSIble Wlthout encroaching on the cootact POI'lt. The prepared area should be erther wlttWl enamel or JUst IOtO dtntIle. Modem ~ Cemerlts bond to dentne and plaoog part 01 tt.! llIeJ)afatJon II dentne reduces Itle reNnee on the enamel bone!. ~ the exrsb'Ig cav.ly also hetls, by prOl/ldl"lg a detIbne surface IOf boodIog, The pontic IS usuaIy made 01 porcelan bonded to the metal.
• What wOldl/ you 110 if t1"'/,rid,lW III Us II/rollS" df'bOlrdillg?
If tile bridge decements shoflly after placement, " is acceptable 10 recemef11 the bndge and ensae thallhefe IS no occlu5alliterferenc:e. If the problem perSISts. a
bndge 'oII'Ol*l !hefI be ndltated, IlfQbabIy us.ng the same abutment teeth lor COfWerlIJonal crowns
COl'lYerllJOnal