More particularly, the handle 64 may be rigidly affixed to the needle 60 so that substantially no relative movement may occur between the needle 60 and the handle 64. [0185] Referring to FIG. 18A, one embodiment of the adjustable handle 64G comprises a relatively smooth, ergonomic body made of delrin, ABS, nylon, polycarbonate, acetal, polyetherimide, polysulfone or other sterilizable materials.