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Resin based obturation

  • Materials used for obturation
  • Core + Sealer = Obturation
  • Acc to Grossman:
  • Plastics
  • Solids
  • Cements
  • Pastes
  • Requirements of an ideal root canal filling material:
  • Be easily introduced in canal
  • Seal the canal laterally and apically
  • Shouldn’t shrink after insertion
  • Impervious to moisture
  • Bacteriostatic
  • Radiopaque
  • Entry of adhesive endodontics – Promising
  • Contributing factors in root dentin bonding:
  • Anatomy of roots
  • Tooth position
  • Presence of residual tissues
  • Curing techniques
  • Experience and skill of operator
  • Tubular density, microbranching and tubular
  •          arrangement

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