Patents by Inventor Dean David Dinsmore

Dean David Dinsmore 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).

  • Peelable PTFE sheaths and methods for manufacture of same
    Publication number: 20040082913
    Abstract: The present invention provides improved medical introducer devices which incorporate a single or multi-layer PTFE peelable sheath. Devices of the present invention are suitable for use in inserting an ancilliary medical device, e.g., a catheter, guide wire and the like, into a patient. Methods of the present invention also are disclosed which employ a precision sintering process in order to produce sheaths having excellent tear properties and optimal peelability.
    Type: Application
    Filed: October 22, 2003
    Publication date: April 29, 2004
    Inventors: Peter Dwight Spohn, Dean David Dinsmore
  • Peelable PTFE sheaths and methods for manufacture of same
    Patent number: 6663595
    Abstract: The present invention provides improved medical introducer devices which incorporate a single or multi-layer PTFE peelable sheath. Devices of the present invention are suitable for use in inserting an ancilliary medical device, e.g., a catheter, guide wire and the like, into a patient. Methods of the present invention also are disclosed which employ a precision sintering process in order to produce sheaths having excellent tear properties and optimal peelability.
    Type: Grant
    Filed: May 21, 2002
    Date of Patent: December 16, 2003
    Assignee: TFX Medical, Inc.
    Inventors: Peter Dwight Spohn, Dean David Dinsmore
  • Peelable PTFE sheaths and methods for manufacture of same
    Publication number: 20030088264
    Abstract: The present invention provides improved medical introducer devices which incorporate a single or multi-layer PTFE peelable sheath. Devices of the present invention are suitable for use in inserting an ancilliary medical device, e.g., a catheter, guide wire and the like, into a patient. Methods of the present invention also are disclosed which employ a precision sintering process in order to produce sheaths having excellent tear properties and optimal peelability.
    Type: Application
    Filed: May 21, 2002
    Publication date: May 8, 2003
    Inventors: Peter Dwight Spohn, Dean David Dinsmore
  • Peelable PTFE sheaths and methods for manufacture of same
    Patent number: 6454744
    Abstract: The present invention provides improved medical introducer devices which incorporate a single or multi-layer PTFE peelable sheath. Devices of the present invention are suitable for use in inserting an ancilliary medical device, e.g., a catheter, guide wire and the like, into a patient. Methods of the present invention also are disclosed which employ a precision sintering process in order to produce sheaths having excellent tear properties and optimal peelability.
    Type: Grant
    Filed: December 23, 1999
    Date of Patent: September 24, 2002
    Assignee: TFX Medical, Inc.
    Inventors: Peter Dwight Spohn, Dean David Dinsmore