BIG EASY PISTON otosclerosis prostheses with a platinum shaft and a titanium base (piston). It has a flattened hook and is available in straight, left-curved, right-curved for cases of partial necrosis of the incus.

The piston has a special marking for its installation depth in the port of the stirrup plate. In dimensions of diam. 0.5 mm. and length 4.00 mm, 4.25 mm, 4.50 mm, 4.75 mm, 5.00 mm.