Patents Represented by Attorney A. Nicholas Rrausch

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  • Intravenous needle assembly having interlocking wings
    Patent number: 5149328
    Abstract: A winged needle assembly includes a steel needle, a plastic hub molded to secure a portion of the needle, flexible wings attached to the hub for manual manipulation of the needle, and an interlocking pattern of grooves or ridges on the wing surfaces to prevent relative movement of the wings when flexed together.
    Type: Grant
    Filed: December 31, 1990
    Date of Patent: September 22, 1992
    Assignee: Abbott Laboratories
    Inventor: Juergen H. Zaha