Patent ID: 7247275

Claim:
A gel extraction device comprising a hollow cutting member, said hollow cutting member having a proximal tubular body terminating at one end in a circular rim having oppositely disposed spring engaging structures and, continuing from an opposing end of said proximal tubular body, a distal sloped transition portion ending in a rectangular receptacle having a tapered end portion with a perimeter cutting edge; and a plunger ejector member, said plunger ejector member having a proximal end cap atop and connected to a split stem portion, said split stem portion having outer legs with shoulder stop extensions and an inner ribbon spring leg having a free distal end, said outer legs terminating at a disk wherein a solid rectangular distal portion begins, said gel extraction device being assembled wherein said plunger ejector member ribbon spring leg free distal end is inserted into a spring engaging structure which acts as a guide to simultaneously direct said solid rectangular distal portion into said hollow cutting member rectangular receptacle.