Biomechanics
INDIAN DENTAL ACADEMY
Leader in continuing dental education
www.indiandentalacademy.com

www.indiandentalacad...
Mechanics
Biomechanics

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Center of resistance

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Center of resistance
• Cres varies with root length and alveolar crest
height

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Single point force

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Single point force

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Moment
If the line of action of a force is at a
distance from the Cres, the force will
produce some rotation. The potentia...
Moment
Magnitude
Direction
Clockwise
Counter- clockwise

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Moment of force

First order

second order

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third order
Couple

Two equal and opposite forces separated by a
perpendicular distance.
Equal and opposite forces that are not collin...
Moment of couple

first order

second order

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Moment of couple

Third order rotation where the two forces of the
couple are not located equidistant from Cres
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Additive and subtractive couples

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Additive and subtractive couples

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Equillibrium
Sum of the forces acting in any plane
equal zero.
Sum of the moments in any plane equal
zero.

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Thank you
For more details please visit
www.indiandentalacademy.co
m
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Copy of biomech1 /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.

Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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Copy of biomech1 /certified fixed orthodontic courses by Indian dental academy

  1. 1. Biomechanics INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  2. 2. Mechanics Biomechanics www.indiandentalacademy.com
  3. 3. Center of resistance www.indiandentalacademy.com
  4. 4. Center of resistance • Cres varies with root length and alveolar crest height www.indiandentalacademy.com
  5. 5. Single point force www.indiandentalacademy.com
  6. 6. Single point force www.indiandentalacademy.com
  7. 7. Moment If the line of action of a force is at a distance from the Cres, the force will produce some rotation. The potential for rotation is measured as a moment www.indiandentalacademy.com
  8. 8. Moment Magnitude Direction Clockwise Counter- clockwise www.indiandentalacademy.com
  9. 9. Moment of force First order second order www.indiandentalacademy.com third order
  10. 10. Couple Two equal and opposite forces separated by a perpendicular distance. Equal and opposite forces that are not collinear. www.indiandentalacademy.com
  11. 11. Moment of couple first order second order www.indiandentalacademy.com
  12. 12. Moment of couple Third order rotation where the two forces of the couple are not located equidistant from Cres www.indiandentalacademy.com
  13. 13. Additive and subtractive couples www.indiandentalacademy.com
  14. 14. Additive and subtractive couples www.indiandentalacademy.com
  15. 15. Equillibrium Sum of the forces acting in any plane equal zero. Sum of the moments in any plane equal zero. www.indiandentalacademy.com
  16. 16. www.indiandentalacademy.com
  17. 17. www.indiandentalacademy.com
  18. 18. www.indiandentalacademy.com
  19. 19. www.indiandentalacademy.com
  20. 20. www.indiandentalacademy.com
  21. 21. www.indiandentalacademy.com
  22. 22. www.indiandentalacademy.com
  23. 23. www.indiandentalacademy.com
  24. 24. www.indiandentalacademy.com
  25. 25. www.indiandentalacademy.com
  26. 26. www.indiandentalacademy.com
  27. 27. www.indiandentalacademy.com
  28. 28. www.indiandentalacademy.com
  29. 29. www.indiandentalacademy.com
  30. 30. www.indiandentalacademy.com
  31. 31. www.indiandentalacademy.com
  32. 32. www.indiandentalacademy.com
  33. 33. www.indiandentalacademy.com
  34. 34. www.indiandentalacademy.com
  35. 35. www.indiandentalacademy.com
  36. 36. www.indiandentalacademy.com
  37. 37. www.indiandentalacademy.com
  38. 38. Thank you For more details please visit www.indiandentalacademy.co m www.indiandentalacademy.com

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