A pedicle screw assembly (10) that includes a cannulated pedicle screw (20)having a scalloped shank (24), a swivel top head 30 having inclined femalethreads (44) in a left and right arm (34, 36) to prevent splaying, a set screw(50) having mating male threads 52, a rod conforming washer (60) that isrotatably coupled to the set screw (50), the conforming washer includingreduced ends to induce a coupled rod (80) to bend. A rod reduction systemincluding an inner and an outer cannula (90, 100), the inner cannula (90)including a left and right arm (92, 94) that engage the swivel top head's (30)left and right arm (34, 36) and the outer cannula (100) dimensioned tosecurely slide over the inner cannula (90) to reduce the rod (80) into theswivel top head's (30) rod receiving area (38).
