Patents Examined by N. A. Swisher
  • Patent number: 4356828
    Abstract: A biopsy sampling device, particularly adapted for bone marrow sampling, which includes a needle having a lumen formed therein, along with a removably disposed stylet. The needle is provided with a sharpened cutting edge, when desired, particularly when designed for bone marrow sampling. A gripping means is disposed about the proximal end of the needle, with the gripping means including a generally solid finger-gripping member with portions extending laterally of the needle, and with the finger-gripping member having a needle-receiving bore extending generally centrally through the member. The solid finger-gripping member has a pair of opposed channels formed along the outer surfaces thereof, with the axes of the channels being arranged at right angles, one to another, with one axis being generally parallel to the needle axis, and with the other axis being generally transverse to the needle axis.
    Type: Grant
    Filed: March 3, 1980
    Date of Patent: November 2, 1982
    Inventor: Khosrow Jamshidi