1
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 Schermerhorn, October 26, 2010: US07819801 (139 worldwide citation)

A surgical access system including a tissue distraction assembly and a tissue retraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establi ...


2
Norbert F Kaula, Goretti Medeiros legal representative, James Gharib, Allen Farquhar: System and methods for performing surgical procedures and assessments. NuVasive, Jonathan Spangler, Rory Schermerhorn, April 21, 2009: US07522953 (132 worldwide citation)

The present invention involves systems and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to: (a) determine nerve proximity and nerve direction to surgical instruments employed in accessing a surgical target site; (b) assess ...


3
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 Schermerhorn, Fish & Richardson P C, May 3, 2011: US07935051 (120 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 ...


4
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 Schermerhorn, April 6, 2010: US07691057 (112 worldwide citation)

A surgical access system including a tissue distraction assembly and a tissue retraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establi ...


5
James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros legal representative, Eric Finley, Scot Martinelli: System and methods for performing surgical procedures and assessments. NuVasive, Jonathan Spangler, Rory Schermerhorn, Fish & Richardson P C, August 16, 2011: US08000782 (79 worldwide citation)

The present invention involves systems and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to: (a) determine nerve proximity and nerve direction to surgical instruments employed in accessing a surgical target site; (b) assess ...


6
Luiz Pimenta, Patrick Miles, Scot Martinelli, Eric Finley: Surgical access system and related methods. NuVasive, Jonathan Spangler, Rory Schermerhorn, Fish & Richardson P C, March 15, 2011: US07905840 (72 worldwide citation)

A surgical access system including a tissue distraction assembly and a tissue retraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establi ...


7
Dan Ahlgren, Bret Ferree, Keith Valentine, Patrick Miles: System and method for performing spinal fixation. NuVasive, Jonathan Spangler, Rory Schermerhorn, November 16, 2010: US07833251 (70 worldwide citation)

The present invention relates to medical devices and methods generally aimed at spinal surgery. In particular, the disclosed system and associated methods relate to performing spinal fixation.


8
James F Marino, Corbett W Stone, Troy K Christopher, Jeffrey J Blewett, Brian S Kelleher: Nerve surveillance cannulae systems. Jonathan Spangler, Rory Schermerhorn, April 6, 2010: US07693562 (65 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
David G Matsuura, Walter D Gillespie, James F Marino, Selise M Pastore: Annulotomy closure device and related methods. NuVasive, Jonathan Spangler, Rory Schermerhorn, March 8, 2011: US07901430 (58 worldwide citation)

A system for sealing a hole in a body, comprising a generally cylindrical mesh formed from a plurality of helical strands which is inserted into the hole, with at least one end of the cylindrical mesh being moved least partially through an interior portion of the cylindrical shaped mesh such that th ...


10
Norbert Kaula, Jeffrey Blewett, Goretti Medeiros legal representative, James Gharib, Allen Farquhar: System and methods for determining nerve proximity, direction, and pathology during surgery. NuVasive, Jonathan Spangler, Rory Schermerhorn, November 29, 2011: US08068912 (50 worldwide citation)

The present invention involves systems and methods for determining nerve proximity, nerve direction, and pathology relative to a surgical instrument based on an identified relationship between neuromuscular responses and the stimulation signal that caused the neuromuscular responses.