1
Corbett W Stone, James F Marino: Segmented linked intervertebral implant systems. NuVasive, Jonathan Spangler, May 14, 2002: US06387130 (429 worldwide citation)

A method of positioning a plurality of intervertebral implants in a patient's intervertebral space, comprising: introducing an elongated member into the patient's intervertebral space; and sequentially advancing a plurality of intervertebral implants over the elongated member and into the ...


2
Bret A Ferree: Spinal alignment apparatus and methods. NuVasive, Jonathan Spangler, October 12, 2004: US06802844 (358 worldwide citation)

Spinal alignment apparatus includes bodies which connect to vertebra to be aligned, and elongated elements that connect to the bodies. The elements are adjustable relative to the bodies in multiple dimensions, with locking mechanisms that allow the alignment to proceed in an orderly fashion until a ...


3
Bryan Cornwall, James F Marino, Dan Ahlgren, Troy Wooley: Facet screw and bone allograft intervertebral support and fusion system. NuVasive, Jonathan Spangler, November 26, 2002: US06485518 (321 worldwide citation)

An intervertebral support assembly, comprising a pair of bone allografts positioned between two adjacent vertebrae, the bone allografts being positioned towards the anterior portion of the adjacent vertebrae; and a pair of facet screws, each facet screw securing together a facet joint between the tw ...


4
Michael F Hoey, Corbett W Stone, Kevin Foley: Tissue discrimination and applications in medical procedures. Nu Vasive, Jonathan Spangler, July 6, 2004: US06760616 (316 worldwide citation)

A method and system for discriminating tissue types, controlling the level of therapy to tissue, and determining the health of a known tissue by measuring the characteristics an electrical signal applied to conductive element located within or by the tissue. Additionally, the method and system may b ...


5
Michael Hoey, Corbett Stone, Kevin Foley: Tissue discrimination and applications in medical procedures. NuVasive, Jonathan Spangler, May 23, 2006: US07050848 (279 worldwide citation)

A system and method for discriminating tissue types, controlling the level of therapy to tissue, and determining the health or a known tissue by measuring the characteristics an electrical signal applied to conductive element located within or by the tissue. Additionally, the system and method may b ...


6
Norbert F Kaula, Jeffrey J Blewett, James F Marino: Nerve proximity and status detection system and method. NuVasive, Jonathan Spangler, October 15, 2002: US06466817 (261 worldwide citation)

A method and system for detecting proximity of a nerve to a proximity electrode and status of nerve. The method of detecting the proximity of the nerve to the proximity electrode applies a first electrical signal with multiple current levels to a calibration electrode. The method applies a second el ...


7
James F Marino: System for securing joints together. NuVasive, Jonathan Spangler, April 1, 2003: US06540747 (208 worldwide citation)

A system for securing first and second opposing facet joints together, comprising: a cannulated drill having a side opening; and an extendible member received within the cannula of the cannulated drill, the extendible member having a distal end which passes out of the side opening in a direction rad ...


8
James F Marino, Corbett W Stone, Troy K Christopher, Jeffrey J Blewett, Brian S Kelleher: Nerve surveillance cannulae systems. NuVaslve, Jonathan Spangler, July 18, 2006: US07079883 (197 worldwide citation)

An expandable tip cannula system, comprising: a hollow cannula shaft having a proximal end and a distal end; and an expandable tip mounted at the distal end of the hollow cannula shaft, the expandable tip comprising a plurality of generally-triangular shaped petals held together in a radially-inward ...


9
James T McKinley, James F Marino, Corbett W Stone: Bone blocks and methods for inserting bone blocks into intervertebral spaces. NuVasive, Jonathan Spangler, April 9, 2002: US06368325 (195 worldwide citation)

A method for inserting a bone block into a patient's intervertebral space, comprising: supporting the bone block in an inserter; advancing the inserter into the intervertebral space; rotating the inserter, thereby separating adjacent vertebrae; separating the bone block and the inserter with a ...


10
Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros legal representative: Surgical access system and related methods. NuVasive, Jonathan Spangler, Rory Schermerhom, September 1, 2009: US07582058 (189 worldwide citation)

A system for accessing a surgical target site and related methods, involving an initial distraction system for creating an initial distraction corridor, and an assembly capable of distracting from the initial distraction corridor to a secondary distraction corridor and thereafter sequentially receiv ...