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Fig 4: Impression making during general Fig 5: Design of the margin of the restoration for 51
anesthesia

Fig 6: Design of the margin of the restoration for 61 Fig 7: The digital restoration-occlusal view

Fig 8: The digital restoration-frontal view Fig 9: Milled CAD-CAM PMMA crown

CAD/CAM polymethyl methacrylate (PMMA) crowns were planned. uneventful. The intraoral luting of the crowns on the prepared teeth
Crown preparations were done, followed by impression taking with was scheduled for an outpatient appointment.
a custom-made tray and polyvinyl siloxane impression material. The The master cast was scanned using the Panda P2 intraoral scanner
custom tray had been fabricated in a prior appointment scheduled (Pingtum, Suzhou, China), and the crowns were designed for full
before the general anesthesia. After completing the impressions, the coronal restoration using the exocad software (exocad GmbH,
patient was weaned off anesthesia, and post-operative recovery was Darmstadt, Germany). The crowns were fabricated with a VHF S1 dry

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Dental Practice I July-August 2024 I Vol 20 No 4 41