Patents Represented by Attorney Jeff Schira

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  • Torsional ultrasound handpiece
    Patent number: 6077285
    Abstract: A handpiece having two sets of piezoelectric elements. One set of elements is polarized to produce longitudinal motion. The other set of elements is polarized to produce torsional motion. An appropriate ultrasound driver drives each set of elements at their respective resonant frequencies to produce longitudinal vibration and torsional oscillation.
    Type: Grant
    Filed: June 29, 1998
    Date of Patent: June 20, 2000
    Assignee: Alcon Laboratories, Inc.
    Inventor: Mikhail Boukhny