Irrigating-Aspirating Cannula front openings with irrigating port recessed 0.5mm from tip angled, 23 gauge thin wall Supplied with silicone tubing and adaptor. Irrigating–Aspirating Cannula U-shaped aspiration tip, end opening port 23 gauge Supplied with silicone tubing and adaptor. For aspiration through tubing hub and irrigation through luer-lock hub. curved right curved left 23 gauge