Ankeney Sternal Retractor adult size

ANKENEY STERNAL RETRACTOR, ADULT SIZE, SELF-RETAINING W/ RACK & PINION ACTION, COMPLETE W/ 6 DETACHABLE SWIVEL BLADES & 1 PAIR OF SPRINGS ON EACH ARM, ADULT, 11 1/2" (30.0 CM) ARM LENGTH, 3 1/4" (8.0 CM) SPRING LENGTH, 7" (18.0 CM) SPREAD, 1 3/8" (3.5 CM) WIDE X 1 1/4" (3.0 CM) DEEP BLADE