Patents Represented by Law Firm Harison & Egbert
  • Method for rigid tissue biopsy
    Patent number: 5333619
    Abstract: The present invention relates to a method for obtaining a biopsy from rigid tissue using a needle with a tapered end and a plate insertable into the needle to fit between the needle and tissue within the needle. The needle is then rotated to obtain a biopsy specimen.
    Type: Grant
    Filed: August 9, 1993
    Date of Patent: August 2, 1994
    Inventor: Vito L. Burgio