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pg canin retracton

PG Canin Retracton Spring

    • INTRODUCTION
    •    The newer orthodontic materials such as TMA with wide spectrum of mechanical properties, have added to the versatility of orthodontic treatment.
    •     BURSTONE stated “The TMA should permit the design of future appliances which deliver the
    • SUPERIOR FORCE SYSTEMS WITH SIMPLIFIED CONFIGURATION”.
    •   Here the TMA has been successfully replaced stainless steel to simplify PG canine retraction spring.
  • Frictionless mechanics :
  • Accomplishes space closure by means of retraction springs.
  • Making it possible to apply predetermined and precise forces which can meet the biomechanical requirements for planned tooth movements.
  • Friction and binding of the tooth are eliminated.
  • Tipping and rotations can be controlled.

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