Patents by Inventor William A. Rezach

William A. Rezach 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).

  • Patent number: 11109895
    Abstract: A spinal construct comprises a fastener including a head. A member includes an inner surface defining a cavity configured for disposal of the head and a groove configured for disposal of a band that is engageable with the head to connect the fastener and the member. The member includes a transverse rod. A coupling member is engageable with the inner surface. Implants, systems, instruments and methods are disclosed.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: September 7, 2021
    Assignee: Warsaw Orthopedic, Inc.
    Inventors: Jason M. May, William A. Rezach, Lawrence G. Lenke, Roger P. Jackson
  • Publication number: 20210220513
    Abstract: Medical devices, such as implants, having a high-modulus alloy. The alloy includes a biocompatible refractory-metal-based alloy having multiple refractory metals. The alloy in various embodiments has an elastic modulus above about 300 GPa, and includes tungsten, molybdenum, and tungsten.
    Type: Application
    Filed: December 7, 2020
    Publication date: July 22, 2021
    Inventors: James Davidson, William Rezach, Rodney Ballard
  • Publication number: 20210059724
    Abstract: A surgical instrument having a first member engageable with a first end of a fastener having a second end configured to penetrate tissue. A second member includes an expandable member configured for engaging the first end. Systems and methods are disclosed.
    Type: Application
    Filed: September 4, 2019
    Publication date: March 4, 2021
    Inventors: WILLIAM A. REZACH, Lawrence G. Lenke, Charles Fisher, Marcel Dvorak, Daniel M. Sciubba, Christopher Shaffrey, Sigurd H. Berven, Ronald Lehman, Jason M. May, Nicholas D. Fletcher
  • Publication number: 20200352612
    Abstract: Systems, instruments, and methods for attaching a head assembly to a fastener are provided. The systems, instruments, and methods may include a surgical instrument. The surgical instrument may include an elongated first member; a first tubular member, in which a portion of the elongated first member is positioned within the first tubular member; a second tubular member, in which the portion of the elongated first member and a portion of the first tubular member are positioned within the second tubular member; and at least one grasping member, in which a portion of the at least one grasping member is pivotably coupled to the first tubular member and another portion of the at least one grasping member is pivotably coupled to the second tubular member. In one or more cases, the at least one grasping member may actuate translation of the first tubular member and the second tubular member.
    Type: Application
    Filed: May 7, 2019
    Publication date: November 12, 2020
    Inventors: William A. Rezach, Jason M. May
  • Publication number: 20200330137
    Abstract: An approach is provided for engaging a set screw to an implant. The approach includes a surgical instrument. The surgical instrument may include a shaft having an elongated rigid structure, and a driver head positioned on a distal end of the surgical instrument. The driver head may include at least one groove or at least one protrusion extending in a longitudinal direction of the surgical instrument and a pin positioned at least partially within the driver head. The pin may be configured to deploy and retract in a lateral direction from with the driver head portion.
    Type: Application
    Filed: April 22, 2019
    Publication date: October 22, 2020
    Inventor: WILLIAM A. REZACH
  • Publication number: 20200170681
    Abstract: A spinal implant includes a first member having an inner surface defining an implant cavity and at least one mating element. A second member includes a head and a shaft configured to penetrate tissue. The head includes at least one mating element engageable with the at least one mating element of the first member and a part. A third member includes an inner surface engageable with the part such that the members comprise a bone fastener having a selected movement. Systems, instruments and methods are disclosed.
    Type: Application
    Filed: February 11, 2020
    Publication date: June 4, 2020
    Applicant: WARSAW ORTHOPEDIC INC.
    Inventors: Jason M. May, WILLIAM A. REZACH
  • Publication number: 20200129188
    Abstract: A device for decortication of a bone site is provided. The device comprises an elongated tubular member. The tubular member comprises a rasp configured for oscillating movement of the rasp for decortication of the bone site. The rasp comprises a pressure sensor configured to at least measure pressure from the oscillating movement of the rasp when a predetermined pressure or a predetermined pressure change is measured at the bone site. Methods and kits are also provided.
    Type: Application
    Filed: October 25, 2018
    Publication date: April 30, 2020
    Inventors: Jeffrey Scifert, Thomas A. Carls, Christopher M. Patterson, William A. Rezach, Erick Vasquez, Kelly Schlachter
  • Patent number: 10575878
    Abstract: A spinal implant includes a first member having an inner surface defining an implant cavity and at least one mating element. A second member includes a head and a shaft configured to penetrate tissue. The head includes at least one mating element engageable with the at least one mating element of the first member and a part. A third member includes an inner surface engageable with the part such that the members comprise a bone fastener having a selected movement. Systems, instruments and methods are disclosed.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: March 3, 2020
    Assignee: Warsaw Orthopedic, Inc.
    Inventors: Jason M. May, William A. Rezach
  • Publication number: 20200022772
    Abstract: A load sensing assembly for a spinal implant includes a set screw having a central opening that extends from a first end of the set screw toward a second end of the set screw. The second end of the set screw is configured to engage with an anchoring member. The load sensing assembly includes an antenna, an integrated circuit in communication with the antenna, where the integrated circuit is positioned within the central opening of the set screw, and a strain gauge in connection with the integrated circuit. The strain gauge is located within the central opening of the set screw in proximity to the second end of the set screw.
    Type: Application
    Filed: April 25, 2019
    Publication date: January 23, 2020
    Inventors: Nicholas Benson, William A. Rezach, Arjun S. Kurian, Newton H. Metcalf, JR.
  • Patent number: 10492834
    Abstract: A surgical implant driver includes a member that defines a longitudinal axis and includes a first mating surface and a second mating surface spaced from the first mating surface.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: December 3, 2019
    Assignee: Warsaw Orthopedic, Inc.
    Inventors: Jason M. May, William A. Rezach
  • Publication number: 20190298416
    Abstract: A surgical instrument having a first member engageable with a first end of a fastener having a second end configured to penetrate tissue. A second member includes an expandable member configured for engaging the first end. Systems and methods are disclosed.
    Type: Application
    Filed: April 26, 2019
    Publication date: October 3, 2019
    Inventor: William A. Rezach
  • Patent number: 10285740
    Abstract: A surgical instrument having a first member engageable with a first end of a fastener having a second end configured to penetrate tissue. A second member includes an expandable member configured for engaging the first end. Systems and methods are disclosed.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: May 14, 2019
    Assignee: Warsaw Orthpedic, Inc.
    Inventors: Jason M. May, William A. Rezach, Rodney R. Ballard
  • Publication number: 20180110548
    Abstract: A spinal construct comprises a fastener including a head. A member includes an inner surface defining a cavity configured for disposal of the head and a groove configured for disposal of a band that is engageable with the head to connect the fastener and the member. The member includes a transverse rod. A coupling member is engageable with the inner surface. Implants, systems, instruments and methods are disclosed.
    Type: Application
    Filed: October 26, 2016
    Publication date: April 26, 2018
    Inventors: Jason M. May, William A. Rezach, Lawrence G. Lenke, Roger P. Jackson
  • Publication number: 20180021068
    Abstract: A spinal implant includes a first member having an inner surface defining an implant cavity and at least one mating element. A second member includes a head and a shaft configured to penetrate tissue. The head includes at least one mating element engageable with the at least one mating element of the first member and a part. A third member includes an inner surface engageable with the part such that the members comprise a bone fastener having a selected movement. Systems, instruments and methods are disclosed.
    Type: Application
    Filed: July 21, 2016
    Publication date: January 25, 2018
    Inventors: Jason M. May, William A. Rezach
  • Publication number: 20170245898
    Abstract: A bone fastener comprises a first member defining an implant cavity and a groove configured for disposal of a band. The first member includes a part disposed with the implant cavity and engages with the band to provisionally fix the part relative to the first member. A second member is configured to penetrate tissue and includes a base that moves the part and engages the band to connect the members. Implants, systems, instruments and methods are disclosed.
    Type: Application
    Filed: February 26, 2016
    Publication date: August 31, 2017
    Inventors: Jason M. May, William A. Rezach, Brian A. Butler
  • Patent number: 9451999
    Abstract: A surgical instrument adaptor comprises a member that defines a longitudinal axis. The member is configured for connection to an image guide that is configured to generate a signal representative of a position of a surgical instrument. The member extends between a first end and a second end. The first end includes a first mating part configured for releasable engagement with a mating part of an actuator. The second end includes a second mating part configured for releasable engagement with a mating part of the surgical instrument. Systems and methods are described.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: September 27, 2016
    Assignee: Warsaw Orthopedic, Inc.
    Inventors: Joshua W. Simpson, William A. Rezach, Nicholas M. Benson, Grant D. Foy, Thomas V. McGahann
  • Publication number: 20160262819
    Abstract: A surgical implant driver includes a member that defines a longitudinal axis and includes a first mating surface and a second mating surface spaced from the first mating surface.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Inventors: Jason M. May, William A. Rezach
  • Publication number: 20160262809
    Abstract: A surgical instrument having a first member engageable with a first end of a fastener having a second end configured to penetrate tissue. A second member includes an expandable member configured for engaging the first end. Systems and methods are disclosed.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Inventors: Jason M. May, William A. Rezach, Rodney R. Ballard
  • Publication number: 20160262808
    Abstract: The surgical instrument includes a first arm that is connectable with a fastener. A second arm is connectable with the fastener. The arms are relatively rotatable between a first position and a second dosed position. A lock is engageable with the arms in the dosed position to fix the fastener with the arms. Systems and methods are disclosed.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Inventors: Nicholas M. Benson, Jason M. May, William A. Rezach
  • Publication number: 20160262740
    Abstract: A surgical instrument includes a first member defining a longitudinal axis. A second member is disposed with the first member and is axially translatable relative to the first member. A first body is connected to the first member and is translatable along an arcuate path relative to the first member. The first body is connected to a first implant support. A second body is connected to the second member and is translatable along an arcuate path relative to the second member. The second body is connected to a second implant support. Systems and methods of use are disclosed.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Inventors: Jason M. May, William A. Rezach, Jonathan M. Dewey