Development of dentition and occlusion /certified fixed orthodontic courses by Indian dental academy

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The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

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Development of dentition and occlusion /certified fixed orthodontic courses by Indian dental academy

  1. 1. www.indiandentalacademy.com DEVELOPMENT OF DENTITION AND OCCLUSION
  2. 2. INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  3. 3.  ORTHODONTICS –study of growth and development of jaws and face particularly, body generally as influencing the position of the teeth ; study of action and reaction of internal and external influences on the development and the prevention and correction of arrested and perverted development. www.indiandentalacademy.com
  4. 4. Development of dentition  Crown formation - Bud stage - Cap stage - Bell stage  Root formation www.indiandentalacademy.com
  5. 5. Bud stage www.indiandentalacademy.com
  6. 6. Cap stage www.indiandentalacademy.com
  7. 7. Bell stage www.indiandentalacademy.com
  8. 8. Root formation www.indiandentalacademy.com
  9. 9. Development of occlusion  Pre dental period  Deciduous dentition  Mixed dentition  Permanent dentition www.indiandentalacademy.com
  10. 10. Pre dental period  Gum pads www.indiandentalacademy.com
  11. 11. Relationship of upper and lower gum pads www.indiandentalacademy.com
  12. 12. Deciduous dentition  Primary tooth bud initiation- intra uterine life  Eruption completion  Sequence of eruption :A-B-D-C-E www.indiandentalacademy.com
  13. 13. Spacing in deciduous dentition  Developmental spaces or physiological spaces www.indiandentalacademy.com
  14. 14. Primate space/simian space/anthropoid space www.indiandentalacademy.com
  15. 15. Flush Terminal plane www.indiandentalacademy.com
  16. 16. Deep bite  Eruption of deciduous molars  Attrition of incisors  Forward movement of mandible (growth) www.indiandentalacademy.com
  17. 17. Mixed dentition (6yrs)  First transsitional period  Inter-transitional period  Second transitional period www.indiandentalacademy.com
  18. 18. First transsitional period  Molars and incisors  Flush terminal plane: -early shift and late shift www.indiandentalacademy.com
  19. 19. Mesial step terminal plane: www.indiandentalacademy.com
  20. 20. Distal step terminal plane www.indiandentalacademy.com
  21. 21. Exchange of incisors  Incisal liability (5/7mm in U/L) a. Inter dental spaces in deciduous dentition b. Increased inter canine width c. Change in incisor inclination www.indiandentalacademy.com
  22. 22. Inter-transitional period www.indiandentalacademy.com
  23. 23. Second transitional period  Replacement of deciduous molars n canines by premolars and cuspids www.indiandentalacademy.com
  24. 24. Leeway space of nance www.indiandentalacademy.com
  25. 25. Ugly duckling stage www.indiandentalacademy.com
  26. 26. www.indiandentalacademy.com Leader in continuing dental education www.indiandentalacademy.com

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