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).
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Publication number: 20200077950Abstract: The present invention involves systems and related methods for performing percutaneous pedicle integrity assessments involving the use of neurophysiology.Type: ApplicationFiled: September 18, 2019Publication date: March 12, 2020Inventors: Patrick Miles, Scot Martinelli, Eric Finley, Jamil Elbanna, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett
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Patent number: 10470707Abstract: The present invention involves systems and related methods for performing percutaneous pedicle integrity assessments involving the use of neurophysiology.Type: GrantFiled: April 21, 2009Date of Patent: November 12, 2019Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, Jamil Elbanna, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
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Patent number: 8343046Abstract: 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: GrantFiled: March 12, 2012Date of Patent: January 1, 2013Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Publication number: 20120303125Abstract: 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: ApplicationFiled: August 7, 2012Publication date: November 29, 2012Applicant: NuVasive, Inc.Inventors: James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, Eric Finley, Jamil Ebanna, Scot Martinelli
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Publication number: 20120238895Abstract: 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: ApplicationFiled: May 8, 2012Publication date: September 20, 2012Applicant: NUVASIVE, INC.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
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Publication number: 20120238822Abstract: 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: ApplicationFiled: June 1, 2012Publication date: September 20, 2012Applicant: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
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Publication number: 20120238893Abstract: 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: ApplicationFiled: March 22, 2012Publication date: September 20, 2012Applicant: NUVASIVE, INC.Inventors: Allen Farquhar, James Gharib, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
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Patent number: 8265744Abstract: 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: GrantFiled: August 16, 2011Date of Patent: September 11, 2012Assignee: NuVasive, Inc.Inventors: James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative, Eric Finley, Scot Martinelli
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Publication number: 20120179000Abstract: 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: ApplicationFiled: March 12, 2012Publication date: July 12, 2012Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros
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Patent number: 8192356Abstract: 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: GrantFiled: December 10, 2009Date of Patent: June 5, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8192357Abstract: 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: GrantFiled: December 30, 2009Date of Patent: June 5, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8187179Abstract: 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: GrantFiled: December 30, 2009Date of Patent: May 29, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8182423Abstract: 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: GrantFiled: December 30, 2009Date of Patent: May 22, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8172750Abstract: 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: GrantFiled: March 17, 2010Date of Patent: May 8, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8147421Abstract: 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: GrantFiled: July 15, 2005Date of Patent: April 3, 2012Assignee: NuVasive, Inc.Inventors: Allen Farquhar, James Gharib, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8137284Abstract: 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: GrantFiled: October 8, 2003Date of Patent: March 20, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scott Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8133173Abstract: 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: GrantFiled: December 30, 2009Date of Patent: March 13, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Patent number: 8114019Abstract: 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: GrantFiled: December 30, 2009Date of Patent: February 14, 2012Assignee: NuVasive, Inc.Inventors: Patrick Miles, Scot Martinelli, Eric Finley, James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative
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Publication number: 20110313530Abstract: 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: ApplicationFiled: August 23, 2011Publication date: December 22, 2011Applicant: NuVasive, Inc.Inventors: James Gharib, Allen Farquhar, Norbert Kaula, Jeffrey Blewett, Eric Finley, Jamil Elbanna, Scot Martinelli, Goretti Medeiros
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Patent number: 8068912Abstract: 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: GrantFiled: January 9, 2004Date of Patent: November 29, 2011Assignee: NuVasive, Inc.Inventors: Norbert Kaula, Jeffrey Blewett, Goretti Medeiros, legal representative, James Gharib, Allen Farquhar