Patents by Inventor James Kirch

James Kirch 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).

  • Bar-link drive system for a microkeratome
    Patent number: 7780689
    Abstract: A microkeratome 10 for use in ophthalmic surgery includes a bar-link drive 20 connected to a cutting-head 36. A fixation ring 34 attaches to a patient's eye and is coupled to the bar-link drive 20 to the drive the cutting-head 36 at least partially across the fixation ring 34.
    Type: Grant
    Filed: March 23, 2004
    Date of Patent: August 24, 2010
    Assignee: Technolas Perfect Vision GmbH
    Inventors: Craig A. Barrile-Josephson, Michael H. Dobner, James Kirch, Peter J. Halecki, Christopher Wagner
  • BAR-LINK DRIVE SYSTEM FOR A MICROKERATOME
    Publication number: 20100042124
    Abstract: A microkeratome 10 for use in ophthalmic surgery includes a bar-link drive 20 connected to a cutting-head 36. A fixation ring 34 attaches to a patient's eye and is coupled to the bar-link drive 20 to the drive the cutting-head 36 at least partially across the fixation ring 34.
    Type: Application
    Filed: October 23, 2009
    Publication date: February 18, 2010
    Inventors: Craig A. Barrile-Josephson, Michael H. Dobner, James Kirch, Peter J. Halecki, Christopher Wagner
  • BAR-LINK DRIVE SYSTEM FOR A MICROKERATOME
    Publication number: 20100042123
    Abstract: A microkeratome 10 for use in ophthalmic surgery includes a bar-link drive 20 connected to a cutting-head 36. A fixation ring 34 attaches to a patient's eye and is coupled to the bar-link drive 20 to the drive the cutting-head 36 at least partially across the fixation ring 34.
    Type: Application
    Filed: October 23, 2009
    Publication date: February 18, 2010
    Inventors: Craig A. Barrile-Josephson, Michael H. Dochael, James Kirch, Peter J. Halecki, Christopher Wagner
  • Microkeratome cutting-head for use with a single-bevel cutting-blade assembly
    Publication number: 20050131435
    Abstract: A cutting-head 46 for a microkeratome includes a slot 48 for holding a single-bevel cutting-blade assembly 20. The slot 48 is oriented so that the single-bevel cutting-blade assembly 20 will be positioned to have a shear-face angle 44 and a blade-edge point 32 approximately the same as those for a multi-beveled cutting-blade assembly.
    Type: Application
    Filed: December 12, 2003
    Publication date: June 16, 2005
    Inventors: Peter Halecki, Michael Dobner, Craig Barrile-Josephson, James Kirch
  • Bar-link drive system for a microkeratome
    Publication number: 20040236358
    Abstract: A microkeratome 10 for use in ophthalmic surgery includes a bar-link drive 20 connected to a cutting-head 36. A fixation ring 34 attaches to a patient's eye and is coupled to the bar-link drive 20 to the drive the cutting-head 36 at least partially across the fixation ring 34.
    Type: Application
    Filed: March 23, 2004
    Publication date: November 25, 2004
    Inventors: Craig A. Barrile-Josephson, Michael H. Dobner, James Kirch, Peter J. Halecki
  • Microkeratome cutting blade assembly and method for making the same
    Publication number: 20040127923
    Abstract: A microkeratome cutting blade assembly 10 includes a cutting blade 12 attached to a blade holder 14. A blade extension 18 is controlled to within at least six (6) ten-thousandths of an inch of a tangent extension length.
    Type: Application
    Filed: December 30, 2002
    Publication date: July 1, 2004
    Inventors: Ian A. Powell, Craig A. Barrile-Josephson, Michael H. Dobner, Peter J. Halecki, James Kirch, John J. Weidenbenner, Laurence J. Cull, Ta-Chung Hsia
  • Keyed microkeratome cutting blade assembly
    Publication number: 20040127921
    Abstract: A microkeratome cutting blade assembly 10 includes a cutting blade 12 and a blade holder 14 attached to the cutting blade 12. The cutting blade 12 is keyed to aid in ensuring that a cutting blade 12 top surface 24 abuts the blade holder 14 during manufacturing.
    Type: Application
    Filed: December 30, 2002
    Publication date: July 1, 2004
    Inventors: Ian A. Powell, Craig A. Barrile-Josephson, Michael H. Dobner, Peter J. Halecki, James Kirch