Patents by Inventor Jeffrey Blewett

Jeffrey Blewett has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200077950
    Abstract: The present invention involves systems and related methods for performing percutaneous pedicle integrity assessments involving the use of neurophysiology.
    Type: Application
    Filed: September 18, 2019
    Publication date: March 12, 2020
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, Jamil Elbanna, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett
  • Patent number: 10470707
    Abstract: The present invention involves systems and related methods for performing percutaneous pedicle integrity assessments involving the use of neurophysiology.
    Type: Grant
    Filed: April 21, 2009
    Date of Patent: November 12, 2019
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, Jamil Elbanna, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
  • Patent number: 8343046
    Abstract: A method for accessing a spinal disc of a lumbar spine of a patient using a surgical access system including a tissue distraction assembly and a tissue retraction assembly. The method can include maintaining an operative corridor along a lateral, trans-psoas path using the retraction assembly.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: January 1, 2013
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Publication number: 20120303125
    Abstract: 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 the pathology (health or status) of a nerve or nerve root before, during, or after a surgical procedure; and/or (c) assess pedicle integrity before, during or after pedicle screw placement, all in an automated, easy to use, and easy to interpret fashion so as to provide a surgeon-driven system.
    Type: Application
    Filed: August 7, 2012
    Publication date: November 29, 2012
    Applicant: NuVasive, Inc.
    Inventors: James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, Eric Finley, Jamil Ebanna, Scot Martinelli
  • Publication number: 20120238895
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Application
    Filed: May 8, 2012
    Publication date: September 20, 2012
    Applicant: NUVASIVE, INC.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
  • Publication number: 20120238822
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Application
    Filed: June 1, 2012
    Publication date: September 20, 2012
    Applicant: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
  • Publication number: 20120238893
    Abstract: System (20) and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to determine nerve proximity and nerve direction to surgical instruments (30) employed in accessing a surgical target site.
    Type: Application
    Filed: March 22, 2012
    Publication date: September 20, 2012
    Applicant: NUVASIVE, INC.
    Inventors: Allen Farquhar, James Gharib, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
  • Patent number: 8265744
    Abstract: 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 the pathology (health or status) of a nerve or nerve root before, during, or after a surgical procedure; and/or (c) assess pedicle integrity before, during or after pedicle screw placement, all in an automated, easy to use, and easy to interpret fashion so as to provide a surgeon-driven system.
    Type: Grant
    Filed: August 16, 2011
    Date of Patent: September 11, 2012
    Assignee: NuVasive, Inc.
    Inventors: James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative, Eric Finley, Scot Martinelli
  • Publication number: 20120179000
    Abstract: A surgical access system including a tissue distraction assembly and a tissue refraction 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 establishment of an operative corridor to a surgical target site.
    Type: Application
    Filed: March 12, 2012
    Publication date: July 12, 2012
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
  • Patent number: 8192356
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: December 10, 2009
    Date of Patent: June 5, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8192357
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: June 5, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8187179
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: May 29, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8182423
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: May 22, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8172750
    Abstract: A surgical access system including a tissue distraction assembly and a tissue refraction 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: May 8, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8147421
    Abstract: System (20) and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to determine nerve proximity and nerve direction to surgical instruments (30) employed in accessing a surgical target site.
    Type: Grant
    Filed: July 15, 2005
    Date of Patent: April 3, 2012
    Assignee: NuVasive, Inc.
    Inventors: Allen Farquhar, James Gharib, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8137284
    Abstract: 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 receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: October 8, 2003
    Date of Patent: March 20, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scott Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8133173
    Abstract: A surgical access system including a tissue distraction assembly and a tissue refraction 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: March 13, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Patent number: 8114019
    Abstract: A surgical access system including a tissue distraction assembly and a tissue refraction 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 establishment of an operative corridor to a surgical target site.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: February 14, 2012
    Assignee: NuVasive, Inc.
    Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
  • Publication number: 20110313530
    Abstract: 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 the pathology (health or status) of a nerve or nerve root before, during, or after a surgical procedure; and/or (c) assess pedicle integrity before, during or after pedicle screw placement, all in an automated, easy to use, and easy to interpret fashion so as to provide a surgeon-driven system.
    Type: Application
    Filed: August 23, 2011
    Publication date: December 22, 2011
    Applicant: NuVasive, Inc.
    Inventors: James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Eric Finley, Jamil Elbanna, Scot Martinelli, Goretti Medeiros
  • Patent number: 8068912
    Abstract: 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.
    Type: Grant
    Filed: January 9, 2004
    Date of Patent: November 29, 2011
    Assignee: NuVasive, Inc.
    Inventors: Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative, James Gharib, Allen Farquhar