Patent ID: 6162051
Filing Date: 2000-12-19
Classification: A61C

Abstract:
An orthodontic appliance for correction of Class II or III malocclusion of maxillary teeth and mandible teeth, comprising:a first piston cylinder having first and second ends, a first piston connecting rod slidably connected within said first piston cylinder and extending from said first end of said first piston cylinder, said first piston connecting rod having a longitudinal axis, an interior end and an exterior end, said first piston cylinder biasing said first piston connecting rod in a direction along said longitudinal axis;a second piston cylinder having first and second ends, a second piston connecting rod slidably connected within said second piston cylinder and extending from said first end of said second piston cylinder, said second piston connecting rod having a longitudinal axis, an interior end and an exterior end, said second piston cylinder biasing said second piston connecting rod in a direction along said longitudinal axis, said second piston cylinder connected to said first piston cylinder, and said exterior ends of said first and said second piston connecting rods extending in opposing directions;a first mounting element connected to said exterior end of said first piston connecting rod for mounting said first piston connecting rod to at least one of said maxillary teeth; anda second mounting element connected to said exterior end of said second piston connecting rod for mounting said second piston connecting rod to at least one of said mandibular teeth.