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Preparasi Gigi Full Cast

Metal Onlay

Amira Pradsnya Paramita

160110130124

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Pendahuluan

• Full onlay adalah restorasi yangmenggantikan seluruh usp pada gigiposterior

• !apat didesain untuk mem"antumemperkuat gigi yang sudah rapuhkarena karies atau restorasi

se"elumnya  mendistri"usi "e"anoklusal seara merata  resiko#raktur "erkurang

• $e"ih konser%ati# di"anding #ull

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Diagnosis

Preoperati# 

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Preparasi Full Cast MetalOnlay

'nitial Preparation

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INITIAL PREPARATION

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Occlusal Reduction• Cusp redution  tinggi mahkota

klinis yang masih tersisa dapatdiperkirakan dengan mudah  dera(at di%ergensi oklusal gigi dapatditentukanCentral groo%e dipreparasi sedalam 2 mm

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Occlusal Reduction

!ilan(utkan dengan mem"uat depth ut yang uni#orm sedalam 1)* mm+

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Occlusal Reduction

Cusp redution dilakukan dan harus mere,eksikan topogra- umum dar

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Occlusal StepOlusal step di"uat sedalam 0)* mm pada daerah entral groo%e

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Occlusal Step!inding #asial . lingual harus mem"entuk tepi usp dengan "entuk ku

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Proximal Box

!i"uat se"agaimana pem"uatan pro/imal "o/ pada restorasi inlay

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FINAL PREPARATION