Large Oval Solid Ring. (Ref. No. 72037) With a 12″ x 18.5″ (30.5 x 47.0cm) footprint, this is the largest of the 3 solid, oval rings shown in the photo. The large ring is typically used in long incision abdominal procedures where great exposure is required.

Medium Oval Solid Ring. (Ref. No. 72036) The most popular of the 3 solid oval rings, the medium size has been used for abdominal incisions around the world for nearly 40 years. It works well for midline, paramedian and long Pfannensteil incisions.

Small Oval Solid Ring. (Ref. No. 72035) The smallest of the 3 solid, oval rings, this device is ideal for abdominal surgery on smaller patients, for open posterior spine and even some peripheral vascular procedures.