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DENTAL ANATOMY 1st Semester 2008/2009 Academic Year Department of Stomatology

DENTAL ANATOMY 1st Semester 2008/2009 Academic Year Department of Stomatology School of Stomatology Wenzhou Medical College. Basic Terminology For Understanding Tooth Morphology. Yang Jing-Yuan Li Hong-Qing. Section 1. Tooth identification systems: Universal Palmer International.

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DENTAL ANATOMY 1st Semester 2008/2009 Academic Year Department of Stomatology

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  1. DENTAL ANATOMY 1st Semester 2008/2009 Academic Year Department of Stomatology School of Stomatology Wenzhou Medical College

  2. Basic Terminology For Understanding Tooth Morphology Yang Jing-Yuan Li Hong-Qing

  3. Section 1 • Tooth identification systems: • Universal • Palmer • International

  4. Objectives • Use the Universal Numbering System to identify permanent and primary teeth. • Recognize the Palmer and International Tooth Numbering Systems and “ translate” them to the Universal System.

  5. Why do we need tooth identification systems ? • Which teeth is lost ? “ Maxillary left first premolar ” ( 4 words, or 26 letters)

  6. Universal: 12 • Palmer: I4 • International: 23

  7. Universal Numbering System • History • How to number

  8. permanent dentition

  9. primary dentition

  10. Palmer Notation System

  11. 5 3 6 • Name the following teeth with palmer notation system

  12. International Tooth Numbering System • First digit Denotes the quadrant, arch, dentition 1=Permanent dentition, maxillary, right side 2= Permanent dentition, maxillary, leftside 3=Permanent dentition, mandibular, right side 4=Permanent dentition, mandibular, leftside 5=primary dentition, maxillary, right side 6=primary dentition, maxillary, left side 7=primary dentition, mandibular, right side 8=primary dentition, mandibular, left side

  13. Second digit Tooth position relative to the midline • Permanent 1,2,3,4,5,6,7,8 • Primary 1,2,3,4,5 15 46 43

  14. Note: Unless otherwise stated, the Universal System of tooth numbering is used throughout this text.

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