Overview of Catheter Tip Syringe Tip Shield, 2 oz, 60 mL 40/Bx The BD Catheter Tip Syringe is a latex-free device that features a clear barrel with bold markings and tapered plunger rod. It is designed to inject through tubing or where a slip tip is larger than the standard ones and is mostly used with medical tubings like catheters or feeding tubes. Latex-Free device with a clear barrel. Tapered Plunger Rod. Inject through tubing like feeding tubes.