DESCRIPTION OF THE DRAWINGS
FIG. 1 is a front elevational view of a new and improved operating instrument mounting the new and improved cartridge of the present invention;
FIG. 2 is an enlarged perspective view of the new needle cartridge of the present invention;
FIG. 3 is a cross-sectional view of the needle taken along line 3--3 of FIG. 2; and
FIG. 4 is an enlarged cross-sectional view taken along line 413 4 of FIG. 3, showing the fluid delivery passage configured in accordance with the principles of the preent invention.