Manufacturability improvements for laparoscopic introducer

An introducer assembly for applying a film at a surgical site, the introducer assembly comprising:

• a winding rod including a handle coupled to a shaft, wherein the handle is located at a proximal end of the winding rod and includes a plurality of raised protrusions, and the shaft includes a slit located at its distal end, and wherein the shaft of the winding rod has a dumbbell-shaped cross-section;
• and
• an outer cannula assembly including a metallic tube coupled to a molded grip, wherein the molded grip is located at the proximal end of the metallic tube, the metallic tube includes a slit at its distal end and a notch at its proximal end, the notch is configured to mate with a tab on the molded grip for rotational clocking, wherein the molded grip includes at least one substantially flat surface to prevent rolling, and wherein the molded grip includes a plurality of ribs radiating from the surface of the molded grip.