Patents by Inventor Aleksi Filippovich Filippov

Aleksi Filippovich Filippov 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).

  • Rotational angioplasty device with abrasive crown
    Patent number: 7507245
    Abstract: A rotational angioplasty device comprising a flexible, elongated drive shaft rotatable about an axis of rotation of the drive shaft, the drive shaft comprising one or more helically wound wires and having an eccentric enlarged diameter section and an abrasive crown mounted on the enlarged diameter section of the drive shaft.
    Type: Grant
    Filed: October 16, 2002
    Date of Patent: March 24, 2009
    Assignee: Cardiovascular Systems, Inc.
    Inventors: Leonid Shturman, Dmitrii Urjevich Proudnikov, Aleksi Filippovich Filippov, Arkadiy Smagin
  • High torque, low profile intravascular guidewire system
    Publication number: 20030139689
    Abstract: A guidewire system is disclosed for performing a rotational atherectomy procedure, wherein the system includes a core wire having an elongated wire body defining a flexible distal portion and a more rigid medial portion, and a torquing sheath for positioning the core wire, the torquing sheath having a normally curved, relatively flexible distal portion and an interior lumen dimensioned and configured to accommodate the core wire, wherein the medial portion of the core wire is sufficiently rigid to straighten the normally curved distal portion of the torquing sheath when it is extended therethrough.
    Type: Application
    Filed: December 23, 2002
    Publication date: July 24, 2003
    Inventors: Leonid Shturman, Dmitrii Urjevich Prudnikov, Aleksi Filippovich Filippov
  • Rotational angioplasty device with abrasive crown
    Publication number: 20030125756
    Abstract: A rotational angioplasty device comprising a flexible, elongated drive shaft rotatable about an axis of rotation of the drive shaft, the drive shaft comprising one or more helically wound wires and having an eccentric enlarged diameter section and an abrasive crown mounted on the enlarged diameter section of the drive shaft.
    Type: Application
    Filed: October 16, 2002
    Publication date: July 3, 2003
    Inventors: Leonid Shturman, Dmitrii Urjevich Proudnikov, Aleksi Filippovich Filippov, Arkadiy Smagin