Patent ID: 7753911
Filing Date: 2010-07-13
Classification: A61B,A61F

Abstract:
1. A spinal instrument assembly, comprising: a guide sleeve housing including a proximal portion and a distal portion, said proximal portion including an inner wall defining a proximal chamber, said housing further including a first working channel port and a second working channel port extending through said distal portion and extending distally from and forming an extension of said proximal chamber, wherein said first and second working channel ports are in communication with one another through said distal portion to together form an oval shaped working channel port through said distal portion; and a central distractor in said chamber of said guide sleeve housing, said central distractor including a distractor tip movably positionable from a location between said first and second working channel ports, said distractor tip including upper and lower distraction surfaces defining a distraction height therebetween to maintain distraction of a spinal disc space.