Patents by Inventor Thomas J. Blumenfeld

Thomas J. Blumenfeld 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: 11911050
    Abstract: Once variation of a system for total knee replacement includes: a first alignment guide defining first set of guides that locate a first set of pins on a first bone of a joint in extension and defining a reference surface relative to the first set pin guides; a second alignment guide constrained relative to the first alignment guide by the reference surface and defining a second set of guides, relative to the first set of guides, that locate a second set of pins on a second bone of the joint; a first cut guide located by the first set of pins and defining a first cut plane for resecting the first bone; and a second cut guide located by the second set of pins and defining a second cut plane, linearly offset from the first cut plane, for resecting the second bone.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: February 27, 2024
    Assignee: Knimble Designs, Inc.
    Inventors: Derek Amanatullah, Thomas J Blumenfeld
  • Publication number: 20220133338
    Abstract: Once variation of a system for total knee replacement includes: a first alignment guide defining first set of guides that locate a first set of pins on a first bone of a joint in extension and defining a reference surface relative to the first set pin guides; a second alignment guide constrained relative to the first alignment guide by the reference surface and defining a second set of guides, relative to the first set of guides, that locate a second set of pins on a second bone of the joint; a first cut guide located by the first set of pins and defining a first cut plane for resecting the first bone; and a second cut guide located by the second set of pins and defining a second cut plane, linearly offset from the first cut plane, for resecting the second bone.
    Type: Application
    Filed: October 29, 2021
    Publication date: May 5, 2022
    Inventors: Derek Amanatullah, Thomas J. Blumenfeld
  • Patent number: 11006968
    Abstract: An orthopaedic surgical instrument system for use in preparing a patient's bone is disclosed. The surgical instrument includes a cutting guide block configured to be secured to a surgically-prepared surface of the patient's bone, and a cutting tool to be used in conjunction with the cutting guide block to resect a section of the patient's bone. A method of performing an orthopaedic surgery is also disclosed.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: May 18, 2021
    Assignee: DEPUY SYNTHES PRODUCTS, INC.
    Inventors: Ryan C. Keefer, Lauren Flakne, John Cuneo, Michael J. Fortin, Thomas J. Blumenfeld, Robert T. Trousdale
  • Publication number: 20190350599
    Abstract: An orthopaedic surgical instrument system for use in preparing a patient's bone is disclosed. The surgical instrument includes a cutting guide block configured to be secured to a surgically-prepared surface of the patient's bone, and a cutting tool to be used in conjunction with the cutting guide block to resect a section of the patient's bone. A method of performing an orthopaedic surgery is also disclosed.
    Type: Application
    Filed: July 30, 2019
    Publication date: November 21, 2019
    Inventors: Ryan C. Keefer, Lauren Flakne, John Cuneo, Michael J. Fortin, Thomas J. Blumenfeld, Robert T. Trousdale
  • Patent number: 10363051
    Abstract: An orthopedic surgical instrument system for use in preparing a patient's bone is disclosed. The surgical instrument includes a cutting guide block configured to be secured to a surgically-prepared surface of the patient's bone, and a cutting tool to be used in conjunction with the cutting guide block to resect a section of the patient's bone. A method of performing an orthopedic surgery is also disclosed.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: July 30, 2019
    Assignee: DePuy Synthes Products, Inc.
    Inventors: Ryan C. Keefer, Lauren Flakne, John Cuneo, Michael J. Fortin, Thomas J. Blumenfeld, Robert T. Trousdale
  • Publication number: 20180296230
    Abstract: An orthopaedic surgical instrument system for use in preparing a patient's bone is disclosed. The surgical instrument includes a cutting guide block configured to be secured to a surgically-prepared surface of the patient's bone, and a cutting tool to be used in conjunction with the cutting guide block to resect a section of the patient's bone. A method of performing an orthopaedic surgery is also disclosed.
    Type: Application
    Filed: June 19, 2018
    Publication date: October 18, 2018
    Inventors: Ryan C. Keefer, Lauren Flakne, John Cuneo, Michael J. Fortin, Thomas J. Blumenfeld, Robert T. Trousdale
  • Patent number: 9999428
    Abstract: An orthopedic surgical instrument system for use in preparing a patient's bone is disclosed. The surgical instrument includes a cutting guide block configured to be secured to a surgically-prepared surface of the patient's bone, and a cutting tool to be used in conjunction with the cutting guide block to resect a section of the patient's bone. A method of performing an orthopedic surgery is also disclosed.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: June 19, 2018
    Assignee: DEPUY SYNTHES PRODUCTS, INC.
    Inventors: Ryan C. Keefer, Lauren Flakne, John Cuneo, Michael J. Fortin, Thomas J. Blumenfeld, Robert T. Trousdale
  • Publication number: 20170000503
    Abstract: An orthopaedic surgical instrument system for use in preparing a patient's bone is disclosed. The surgical instrument includes a cutting guide block configured to be secured to a surgically-prepared surface of the patient's bone, and a cutting tool to be used in conjunction with the cutting guide block to resect a section of the patient's bone. A method of performing an orthopaedic surgery is also disclosed.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 5, 2017
    Inventors: Ryan C. Keefer, Lauren Penley, John Cuneo, Michael J. Fortin, Thomas J. Blumenfeld, Robert T. Trousdale