Patents by Inventor Alexandr V. Boiko

Alexandr V. Boiko 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).

  • Apparatus for the fragmentation and aspiration of ocular tissue
    Patent number: 4531934
    Abstract: An apparatus for the fragmentation and aspiration of ocular tissues consi of a controlled ultrasonic generator connected to a magnetostriction converter to produce mechanical ultrasonic vibrations transmitted therefrom to a hollow needle joined thereto. The end of the needle opposing the end connected to the magnetostriction converter is adapted to be brought into contact with the ocular tissue under fragmentation and comprises an end wall portion with a through opening having a diameter substantially between 1/3 and 2/3 of the diameter of a needle bore. The surface of the needle can be fashioned into a cone or a cylinder.
    Type: Grant
    Filed: December 21, 1982
    Date of Patent: July 30, 1985
    Assignee: Gorkovsky Gosudarstvenny Meditsinsky Institute Imini S.M. Kirova
    Inventors: Leopold V. Kossovsky, Jury K. Kravchuk, Alexandr V. Boiko, Zinovy M. Slavinsky, Georgy E. Stolyarenko, Irina L. Kossovskaya, Alexandr I. Sorokin