LOCAL FACTORS IN COMPLETE DENTURE

  1. Broad square ridges devoid of undercuts and bony abnormalities.
  2. Definite cuspid eminences and alveolar tubercules; a broad palate with uniform depth of vault in the maxillary arch.
  3. Broad buccal shelf and firm retromolar papillae in the mandibular arch.
  4. A definite vestibular fornix, devoid of muscle attachments.
  5. Frenum attachments high in the maxillary and low in the mandibular arches.
  6. A clearly defined and well-developed lingual sulcus.
  7. A lateral throat form that allows suitable extension into the retromylohyoid space.
  8. A firm mucosal covering over the denture-bearing area.
  9. Mucous membrane in the vestibule fornix and floor of the mouth which is loosely and movably attached for denture seal.
  10. A gradually sloping palate with a passive reflection at the junction of the hard and soft palate.
  11. A tongue normal in size, position, and function.
  12. A normally related maxilla to mandible.
  13. Good muscle tonus and coordination in mandibular movements.
  14. Adequate inter-ridge space for the favourable placement of teeth
  15. Saliva of suitable viscosity and quantity
  16. Hard and soft tissues devoid of any signs of pathologic disorder.

Reference: Syllabus of Complete Denture By HEARTWELL – 4th edition

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