1
Gary Karlin Michelson: Apparatus for inserting spinal implants. Lewis Anten Esq, Amedeo Ferraro Esq, August 25, 1998: US05797909 (552 worldwide citation)

Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted, a hollow sleeve having teeth at one end is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in prepar ...


2
Gary Karlin Michelson: Apparatus for inserting spinal implants. Martin & Ferraro, August 1, 2000: US06096038 (445 worldwide citation)

Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted, a hollow sleeve having teeth at one end is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in prepar ...


3
Gary Karlin Michelson: Apparatus for inserting spinal implants. Martin & Ferraro, August 7, 2001: US06270498 (291 worldwide citation)

Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted, a hollow sleeve having teeth at one end is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in prepar ...


4
Gary Karlin Michelson: Apparatus for inserting spinal implants. Warsaw Orthopedic, Martin & Ferraro, November 18, 2008: US07452359 (84 worldwide citation)

An artificial spinal implant is disclosed which when placed between two adjacent vertebrae directly participates and is incorporated in the ensuing fusion. Instrumentation and procedure is also disclosed.