Patent ID: 8894659
Filing Date: 2014-11-25
Classification: A61B,Y10T

Abstract:
1. A distractor retractor assembly for use in spinal surgery comprising: a distractor retractor assembly including a distractor portion and a retractor portion, said distractor portion including a distractor head and a distractor rod, said distractor head having a distal end and a proximal end, said distractor rod is removably secured to said proximal end of said distractor head, said distal end of the said distractor head having a tapered profile between said distal end and said proximal end and being constructed and arranged for insertion between adjacent vertebral bodies, said distal head including a plurality of side faces positioned between said distal end and said proximal end, a keyed shaped projection secured to one of said side faces, said retractor portion including a distal tip portion, a central portion, and a proximal portion, said distal tip also being proximate the same shape as said distractor head, said distal tip portion being constructed and arranged for insertion between adjacent vertebral bodies, said keyed shaped projection of said distractor head having a profile which is constructed and arranged to be received in a keyway to operatively connect said distractor portion and said retractor portion enabling insertion of said distractor retractor assembly between adjacent vertebral bodies wherein said retractor portion is substantially the same length as the distractor portion, wherein the keyway is configured with a beveled shape which enables the keyway to retain the distractor head.