1
James Spitler, Scott Schorer, Dennis Colleran: Implant assembly and method for use in an internal structure stabilization system. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, November 17, 2009: US07618442 (74 worldwide citation)

An assembly for use in spinal stabilization procedures having first and second bone anchor assemblies. Embodiments of the first bone anchor assembly may include an anchor, a poly-axial head, including a cavity, mated with the anchor such that the anchor is movable relative to the poly-axial head. Em ...


2
Eric A Lab, Peter A Materna: Frictional polyaxial screw assembly. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Chad D Bruggeman, June 12, 2012: US08197517 (71 worldwide citation)

Various embodiments are provided with a polyaxial spinal screw assembly that comprise a threaded screw having a bulbous or curvate head, and a receiver for receiving the head of the screw, and a slotted collet between the receiver and the screw head. The collet may, in an un-locked condition, bear a ...


3
Richard Mueller, Andrew Budd: Adjustable corpectomy apparatus. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Eric L Killmeier, June 9, 2009: US07544208 (60 worldwide citation)

A spinal fixation apparatus comprising an upper and lower endplate. Depending distally in a longitudinal direction from the upper endplate is an inner sleeve that fits inside an outer sleeve that depends distally in a longitudinal direction from the lower endplate. The inner sleeve includes grooves ...


4
Dennis Colleran, Scott Schorer, Paul McAfee: System and method for dynamic skeletal stabilization. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Scott W Hidgon, December 21, 2010: US07854752 (48 worldwide citation)

There is disclosed a system and method for dynamic stabilization which provides for distraction of the inter-vertebral space while still allowing a patient a substantial range of motion. In one embodiment, an inter-vertebral dynamic brace is used to maintain proper distraction. The dynamic brace is ...


5
Eric A Lab, Mukund Gundanna: Spondylolisthesis screw and instrument for implantation. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Chad D Bruggeman, March 5, 2013: US08388659 (48 worldwide citation)

A screw for use in spinal surgery provided with a screw shaft and a screw head and at least one extension tab extending proximally from the screw head, the extension tab being defined relative to the screw head by a stress concentration feature. At a proximal end of the extension tab, the extension ...


6
Justin Dye, Noelle Dye, Dennis Colleran: Instruments for delivering spinal implants. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Chad D Bruggeman, July 12, 2011: US07976549 (41 worldwide citation)

A method, apparatus, and system are provided to place an insert in a space between boney structures. The insert may be rotatably coupled to the delivery instrument. The delivery instrument may comprise a body and an articulating member. The articulating member may slidably interact with the insert t ...


7
Richard Mueller: Bone fixation rod system. Theken Spine, Robert Eichenberger, Eric Killmeier, Middleton Reutlinger, March 18, 2008: US07344537 (35 worldwide citation)

An anterior spinal fixation system comprises a plurality of mounting constructs to hold one or more spinal rods or spinal plate-type braces. Each mounting construct includes a bottom plate and a top plate assembly. The bottom plate is attached to the vertebral body with a plurality of anchors, one o ...


8
Richard Mueller, Randall R Theken, Morton B Albert: Instrument guide and implant holder. Theken Spine, Robert H Eichenberger, Middleton Reutlinger, October 9, 2007: US07278997 (33 worldwide citation)

An instrument guide and implant holding device is provided which releasably secures an implant to the instrument guide. The device provides a convenient guide for surgeons to perform various operative techniques on the subject bone without the need for separate devices, and allows all these operativ ...


9
James Spitler, Dennis Colleran: Internal structure stabilization system for spanning three or more structures. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Chad D Bruggeman, March 15, 2011: US07905907 (31 worldwide citation)

A method and system are described for immobilizing three or more vertebrae. The system includes a first bone anchor assembly, a second bone anchor assembly including a connector having a predefined arc, and at least a third bone anchor assembly. The first and second bone anchor assembly are inserted ...


10
Wayne Boucher, James Spitler, Noelle Dye: Surgical retractor with removable blades and method of use. Theken Spine, Middleton Reutlinger, Robert H Eichenberger, Chad D Bruggeman, November 22, 2011: US08062217 (31 worldwide citation)

Disclosed herein are various embodiments that related to a surgical retractor. In certain embodiments, the retractor may include a blade holder with a single blade tilting mechanism capable of adjusting the angle of a plurality of pivoting blades relative to the blade holder. In certain embodiments, ...