Patents by Inventor Michael Thomas Hegland

Michael Thomas Hegland 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).

  • Implantable medical connector for medical tubing with anchoring features
    Patent number: 6997919
    Abstract: A connector and method of medical tubing is disclosed. The connector defines a fluid passageway, and the connector includes a first end, a first intermediate portion, a middle portion, a second intermediate portion, and a second end. The middle portion is located between the first intermediate portion and the second intermediate portion, and the first end is adapted to fit inside a proximal connector-receiving portion, and the second end is adapted to fit inside a distal connector-receiving portion. The connector includes at least a first protrusion and a second protrusion projecting from the connector, wherein a first protrusion is located between the first end and the first intermediate portion, and the second protrusion is located between the second intermediate portion and the second end.
    Type: Grant
    Filed: April 23, 2002
    Date of Patent: February 14, 2006
    Assignee: Medtronic, Inc.
    Inventors: James M. Olsen, Michael Thomas Hegland
  • Implantable medical connector for medical tubing with anchoring features
    Publication number: 20030199853
    Abstract: A connector and method of medical tubing is disclosed. The connector defines a fluid passageway, and the connector includes a first end, a first intermediate portion, a middle portion, a second intermediate portion, and a second end. The middle portion is located between the first intermediate portion and the second intermediate portion, and the first end is adapted to fit inside a proximal connector-receiving portion, and the second end is adapted to fit inside a distal connector-receiving portion. The connector includes at least a first protrusion and a second protrusion projecting from the connector, wherein a first protrusion is located between the first end and the first intermediate portion, and the second protrusion is located between the second intermediate portion and the second end.
    Type: Application
    Filed: April 23, 2002
    Publication date: October 23, 2003
    Applicant: Medtronic Inc.
    Inventors: James M. Olsen, Michael Thomas Hegland
  • Implantable drug delivery device with peristaltic pump having a bobbin roller assembly
    Publication number: 20020173755
    Abstract: An implantable drug infusion device includes a pump tube for holding a liquid to be pumped. A race is configured to support the pump tube. A roller assembly is configured to compress the tube against the race at one or more points along the path, and the roller assembly includes at least one roller. A drive assembly drives the roller assembly relative to the tube along the path so as to move the liquid through the tube. At least two biasing members are operably connected to the roller to bias the roller against the tube, the two biasing members forming an angle.
    Type: Application
    Filed: April 13, 2001
    Publication date: November 21, 2002
    Inventors: Steven R. Christenson, James Randall, Michael Thomas Hegland, James M. Haase, Mark S. Lent, William H. Monsen
  • Implantable therapeutic substance delivery device
    Patent number: D461560
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: August 13, 2002
    Assignee: Medtronic, Inc.
    Inventor: Michael Thomas Hegland