Patent ID: 8157746

Claim:
A device for manually cutting tissue by hand, comprising: a cylindrical shaft having (i) a first end, (ii) a second end, (iii) an inner cylindrical void positioned between the first and second ends, the inner cylindrical void having (i) a first void end and (ii) a second void end; a handle directly attached to the first end of the shaft by a first widening part of the shaft; a cylindrical body attached to the second end of the shaft by a second widening part of the shaft so that the longitudinal axis of the cylindrical body is coaligned with the longitudinal axis of the cylindrical shaft, the cylindrical body having a hollow interior; a circular blade defined on a free end of the cylindrical body; and a grid positioned in the hollow interior of the cylindrical body adjacent the second end of the cylindrical shaft, wherein the hollow interior of the cylindrical body tapers from the circular blade towards the grid, and wherein the shaft between the first and second widening parts defines another handle such that the handle and the shaft are configured to be gripped by hand to manually cut the tissue.