Patents Assigned to Microcision, Inc.
  • Atherectomy device with helical cutter
    Patent number: 5074841
    Abstract: A cylindrical housing has a plurality of seriate slots. A helical cutter is rotatably mounted within the housing. A drive wire passes through the housing and connects with the cutter to provide rotational movement to the cutter. Plaque is caught between the slots and the blades of the rotating cutter, cut away from the arterial wall, ground up and flushed out through a catheter.
    Type: Grant
    Filed: January 30, 1990
    Date of Patent: December 24, 1991
    Assignee: Microcision, Inc.
    Inventors: Martin K. Ademovic, Ben Hidalgo, John Crew, Simon H. Stertzer