Patents by Inventor Donald McMichael

Donald McMichael 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).

  • Publication number: 20050187524
    Abstract: A sealing valve assembly is provided for medical products. The valve assembly includes a valve member mountable within a passageway of a medical product body element, the valve member defining a peripheral portion spaced from a central axis and including two walls extending from the peripheral portion toward the central axis. The walls include ends that contact each other to preclude flow through the passageway. The valve member may be formed of a material having a durometer of less than about 20 Shore A. The valve member may also have a higher durometer material with other wall configurations, or may have a wall member having a varying durometer.
    Type: Application
    Filed: January 14, 2005
    Publication date: August 25, 2005
    Inventors: Allan Willis, Alan Conlin, Donald McMichael, Teresa Conlin
  • Publication number: 20050124935
    Abstract: The present invention is directed generally to an adapter for use with enteral tubes or catheters, and more particularly to a product that enables the venting or decompression of enteric gases through an enteral catheter. The adapter is configured to allow continuous venting with reduced concern about liquid leakage or the need for the user to limit their activities or assume certain positions during venting.
    Type: Application
    Filed: December 5, 2003
    Publication date: June 9, 2005
    Inventor: Donald McMichael
  • Publication number: 20050038381
    Abstract: The present invention relates to catheters wherein at least one end of the balloon thereof is attached to the catheter shaft in a recess therein. Other aspects of the catheters will have both ends of the balloon recessedly secured. The recessed attachment of the balloon provides the opportunity to use a smaller stoma opening than has been necessary with prior catheters not having a recess.
    Type: Application
    Filed: August 11, 2003
    Publication date: February 17, 2005
    Inventor: Donald McMichael