Patents by Inventor Barry C. Crane

Barry C. Crane 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).

  • Cranial bolt
    Patent number: 6623490
    Abstract: A cranial bolt for connecting one or more elongate, flexible members such as catheters with the interior of the skull, wherein the bolt includes a hollow shank having one threaded end and a second end opposite the threaded end for receiving one or more elongate members. Each member is retained in the second end and communicates with a passageway in the shank extending to the threaded end.
    Type: Grant
    Filed: February 12, 2001
    Date of Patent: September 23, 2003
    Assignee: Diametrics Medical Limited
    Inventors: Barry C. Crane, Michael P. Irvine, David R. Markle
  • Vacuum rig apparatus
    Patent number: 5618587
    Abstract: A vacuum rig apparatus for introducing a liquid into a space defined by a shaped article, which apparatus comprises a series of interconnected vessels attached through a port to a vacuum line, wherein one of the vessels is adapted to hold the shaped article and the apparatus is tiltable about a point midway along the vessel so that liquid from a reservoir flows into the vessel to surround the shaped article and fill the space therein when a vacuum is applied to the apparatus.
    Type: Grant
    Filed: December 7, 1994
    Date of Patent: April 8, 1997
    Assignee: Biomedical Sensors, Ltd.
    Inventors: David R. Markle, Barry C. Crane, Michael P. Irvine, Stuart P. Hendry, William Paterson
  • Multi-parameter sensor apparatus
    Patent number: 5596988
    Abstract: A multi-parameter catheter comprising sensors enveloped in a sheath made from a biphasic material comprising a layer of microporous hydrophobic substance having micropores which are filled with a hydrophilic substance which when hydrated forms a gel and allows the passage of water-bound ions, and an apparatus for introducing the catheter into a patient's blood vessel.
    Type: Grant
    Filed: December 7, 1994
    Date of Patent: January 28, 1997
    Assignee: Biomedical Sensors, Ltd.
    Inventors: David R. Markle, Barry C. Crane, Michael P. Irvine, Stuart P. Hendry, William Paterson
  • Optical waveguide sensor and method of making same
    Patent number: 4889407
    Abstract: An optical waveguide sensor for determining an analyte in a medium, which sensor comprises an optical waveguide having a portion to be brought into contact with said medium, said portion having a plurality of cells arranged in an array which substantially covers the cross-sectional area of the waveguide, each of said cells containing an indicator sensitive to said analyte, and a method for the preparation of said sensor.
    Type: Grant
    Filed: December 2, 1988
    Date of Patent: December 26, 1989
    Assignee: Biomedical Sensors Limited
    Inventors: David R. Markle, Barry C. Crane, Michael P. Irvine