Ostium sinus chain forcepsNewmed® Ostium Sinus Chain Forceps 70º, 125mm (12.5 cm), are specially designed inner-suction nasal sinus forceps to cannulate the ostium of the maxillary sinus in order to drain pus and fluids effectively. With precisely angled 70º, 5.0mm wide by 5.5mm length jaws, the pre..