1
Gary K Michelson: Threaded spinal implant. Lewis Anten, May 14, 1991: US05015247 (1053 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.


2
Gary K Michelson: Apparatus and method of inserting spinal implants. Lewis Anten, Amedeo Ferraro, January 16, 1996: US05484437 (870 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
Stephen D Kuslich: Expandable spinal implant and surgical method. Spine Tech, Merchant Gould Smith Edell Welter & Schmidt, October 22, 1991: US05059193 (842 worldwide citation)

An expandable spinal implant is disclosed. The implant includes a plurality of ribs which are deformable between first and second states. In the first state, the ribs present a generally cylindrical implant. In the expanded second state, the ribs are arced outwardly to define a generally spherical i ...


4
John A N Shepperd: Spinal implant. Ladas & Parry, September 5, 1989: US04863476 (829 worldwide citation)

A apinal implant has an elongate body which is divided into two portions with mutually opposed contact surfaces and is for insertion into the joint space between two adjacent vertebrae. A cam device or cam devices are movable between the contact surfaces to expand or increase the spacing between the ...


5
Gary K Michelson: Artificial spinal fusion implants. Sofamor Danek Properties, Woodard Emhardt Naughton Moriarty & McNett, June 4, 1996: US05522899 (816 worldwide citation)

A spinal implant is disclosed which when placed within the spinal disc space stabilizes that spinal segment and materially participates in, and is incorporated in, the ensuing fusion.


6
Gary Karlin Michelson: Methods and instrumentation for the surgical correction of human thoracic and lumbar spinal disease from the antero-lateral aspect of the spine. Lewis Anten Esq, Amedeo Ferraro Esq, June 30, 1998: US05772661 (749 worldwide citation)

An improved method and instrumentation for performing spinal surgery, including discectomy, interbody fusion and rigid internal fixation of the spine, from the lateral aspect of the spine is disclosed. The surgical procedure can be performed through a very small incision. The instrumentation of the ...


7
Rolando M Puno, Philip A Mellinger: Spinal implant system. Cross Medical Products, Hudak & Shunk Co, December 12, 1995: US05474555 (666 worldwide citation)

An apparatus is provided for the internal fixation of the spine. The apparatus comprises an assembly having at least two anchors and an elongated stabilizer. The anchors each have means to hold the anchor to the bone, and include receiving means which receive the stabilizer as well as securing means ...


8
Gary Karlin Michelson: Method for inserting spinal implants. Lewis Anten Esq, Amedeo Ferraro Esq, April 21, 1998: US05741253 (665 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.


9
Arthur D Steffee: Method for using spinal implants. AcroMed Corporation, Tarolli Sundheim & Covell, August 22, 1995: US05443514 (656 worldwide citation)

A method of fusing together the adjacent vertebrae using the spinal implant includes removing at least a portion of the spinal disc between the adjacent vertebrae. The spinal implant is inserted between the adjacent vertebrae with the first and second parallel side surfaces facing the adjacent verte ...


10
John Dove, Philip H Hardcastle, John K Davis, Brian M King: Spinal implants. A W Showell, R A Giangiorgi, February 27, 1990: US04904261 (614 worldwide citation)

A spinal implant, e.g., to replace an excised disc, comprises a rigid generally horseshoe shape of biocompatible material, such as carbon-fibre reinforced plastics, having upper and lower planar faces (10, 11) converging towards the ends (12) of the horseshoe, and at least one hole (13, 14) from eac ...