Patent ID: 9149305
Filing Date: 2015-10-06
Classification: A61B

Abstract:
1. A spinous process fixation device comprising: a partially threaded bolt; a first fixation plate having a first wing portion and a second wing portion, said first wing portion having a pair of side walls extending away from one end, said second wing portion having a pair of side walls extending away from one end; a second fixation plate having a third wing portion and a fourth wing portion, said third wing portion having a pair of side walls extending away from one end, said fourth wing portion having a pair of side walls extending away from one end, said second fixation plate independently movable along a longitudinal axis of said bolt relative to said first fixation plate and said first fixation plate independently movable along said longitudinal axis of said bolt relative to said second fixation plate; said pair of side walls of said first wing portion and said pair of side walls of said second wing portion are configured to receive a pivot element when brought in alignment whereby said first wing portion is pivotally connected to said second wing portion by said pivoting element, said first fixation plate is traversable between a first position and a second position, said first fixation plate being independently traversable relative to said second fixation plate; said pair of side walls of said third wing portion and said pair of side walls of said forth wing portion are configured to receive a pivot element when brought in alignment whereby said third wing portion is pivotally connected to said fourth wing portion by said pivoting element whereby said second fixation plate is traversable between a first position and a second position, said second fixation plate being independently traversable relative to said first fixation plate; said first fixation and said second fixation plate being mounted on said partially threaded bolt; said first fixation plate being adapted to operatively engage a first surface of a spinous process bone and said second fixation plate being adapted to operatively engage a second surface on the spinous process bone which is located on the spinous process bone on a side opposite said first surface of said spinous process bone.