Patent ID: 6547560
Filing Date: 2003-04-15
Classification: A61C

Abstract:
An orthodontic bite jumping device comprisingan outer tube having one end adapted to be mounted to an upper jaw; an inner cylindrical member concentrically disposed in said outer tube and adapted to be mounted to a lower jaw; and, a telescoping limiting assembly which limits the distance said inner cylindrical member can slide out of said outer tube, said telescoping limiting assembly includes: a first notch formed in close proximity to a free end of said outer tube, a second notch formed in close proximity to a free end of said inner cylindrical member and having a rear blocking surface and a forward descending slope or ramped surface sloped to a bottom of said rear blocking surface and, an L-shaped resilient lever arm which tracks along a top of said inner cylindrical member in the first notch and tracks along the forward descending slope or ramped surface to said rear blocking surface as a portion of said inner cylindrical member slides out of said outer tube.