G - Physics – 01 – N
Patent
G - Physics
01
N
G01N 3/20 (2006.01) A61B 17/06 (2006.01) G01N 3/02 (2006.01)
Patent
CA 2106792
ABSTRACT OF THE DISCLOSURE An apparatus for determining the bending characteristics of a curved surgical needle having a butt end portion and a tip portion including a base support, a clamp for releasably gripping the butt end portion of the needle. A system of stepper motors and related plates is provided for moving the gripped needle along a predetermined path. A load cell is positioned within the predetermined path for engagement by the tip of the needle and for sensing the forces generated by the moving needle tip, and a minimal friction support plate is provided for the load cell to maintain the needle tip at a predetermined location on the load cell while moving the gripped needle.
Evans Alfred G.
Rizk Said A.
Mcfadden Fincham
United States Surgical Corporation
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