1
Karin Buttner Janz: Intervertebral disc endoprosthesis. Chilton Alix & Van Kirk, September 17, 1996: US05556431 (643 worldwide citation)

An intervertebral disc endoprosthesis which is to be inserted between two vertebrae and has a bottom plate and a top plate which are to be connected to the endplates, facing them, of the vertebrae additionally has screw fastening facilities in order to increase the security of retention of the prost ...


2
Linda Trebing, John Thalgott: Locking plate and bone screw. Synthes, Fish & Richardson P C, February 11, 1997: US05601553 (613 worldwide citation)

A bone plate for stabilizing the anterior column of the spine has a lower curved surface and an upper surface having two intersecting planes in each of which is a screw hole, the axes of the holes being skewed relative to one another. A bone screw used to secure the plate, has a single start buttres ...


3
Charles V Burton: Method for a flexible stabilization system for a vertebral column. Merchant Gould Smith Edell Welter & Schmidt, May 10, 1988: US04743260 (590 worldwide citation)

A method for a flexible stabilization system for a vertebral column is disclosed. The device includes a strong, non-metallic stabilization element or elements (18) for providing flexibility. The stabilization elements (18) are secured to the vertebrae (11) and (12) wherein, when secured, the stabili ...


4
Roger P Jackson: Tools for use in seating spinal rods in open ended implants. Litman McMahon & Brown L L C, February 24, 1998: US05720751 (579 worldwide citation)

A set of tools for use in seating a spinal rod in a rod receiving channel in a head of an open ended spinal surgery implant such as a bone screw, hook or transverse connector wherein each of the tools comprises an implant holder for grasping, holding or engaging an implant, and a pusher assembly inc ...


5
Gary Lowery, Michael C Sherman, Eddie F Ray III, Bradley J Coates: Anterior cervical plating system. Danek Medical, Woodard Emhardt Naughton Moriarty & McNett, November 15, 1994: US05364399 (565 worldwide citation)

An anterior cervical plating system is disclosed which includes an elongated plate having a pair of bone screw bores at opposite ends of the plate, and with bone screw slot configurations in the middle bridge portion of the plate. A single locking screw is provided at each end of the plate which eng ...


6
J Abbott Byrd III, Rolando M Puno, Philip Mellinger: Variable locking stabilizer anchor seat and screw. Cross Medical Products, Hudak & Shunk Co, November 14, 1995: US05466237 (545 worldwide citation)

A bone interface anchor is provided for use with a stabilizer rod for the internal fixation of a spine. The anchor has a seat which accommodates the stabilizer rod and which receives a bone screw for the fixation of the seat to the bone. A compression member cooperates with the seat external to the ...


7
Lutz Biedermann, Jurgen Harms: Bone screw. Biedermann Motech, Donald Brown, August 22, 1995: US05443467 (538 worldwide citation)

A bone screw comprises a receiver member (5) and a screw member (1) having a threaded portion (2) and a head (3) having a spherical segment-shaped portion. The receiver member (5) comprises an internal thread (10) for allowing a relative adjustment of receiver member and screw member and the connect ...


8
Michael C Sherman, Troy Drewry: Multi-axial bone screw assembly. SDGI Holdings, Woodard Emhardt Naughton Moriarity & McNett, August 25, 1998: US05797911 (525 worldwide citation)

A multi-axial bone screw assembly includes a bone screw having a partially spherical head. The bone screw head is truncated at an upper surface in which a tool receiving recess is defined. The assembly includes a receiver member including a central bore that defines a tapered recess to receive the h ...


9
Michael C Sherman, Troy Drewry: Multi-axial bone screw assembly. SDGI Holdings, Woodard Emhardt Naughton Moriarty & McNett, March 9, 1999: US05879350 (522 worldwide citation)

A multi-axial bone screw assembly includes a bone screw having a partially spherical head. The bone screw head is truncated at an upper surface in which a tool receiving recess is defined. The assembly includes a receiver member including a central bore that defines a tapered recess to receive a con ...


10
Charles V Burton: Flexible stabilization system for a vertebral column. Charles V Burton, Merchant Gould Smith Edell Welter & Schmidt, February 1, 1994: US05282863 (520 worldwide citation)

A device and method for a flexible stabilization system for a vertebral column is disclosed. The device includes a strong, non-metallic stabilization element or elements for providing flexibility. The stabilization elements are secured to the vertebrae and wherein, when secured, the stabilization el ...