Patent ID: 8491642

Claim:
A spinal transconnector device for coupling longitudinal spinal rods on either side of the mid-sagittal plane, comprising: a first rod engagement element configured to couple with a second rod engagement element at a first end and having an opposite, second end comprising: a lower vaulted surface adapted to mate with a surface of a first longitudinal spinal rod, wherein the lower vaulted surface is splined or knurled; and a bore extending from an upper surface of the second end through to the lower vaulted surface; and an interference pin having an elongate non-threaded shaft shaped to be advanced through the bore without a threaded interface, wherein at least a portion of the non-threaded shaft is configured to extend through the bore to span the lower vaulted surface and fix the first longitudinal spinal rod against the lower vaulted surface by an interference fit of the shaft against the first longitudinal spinal rod.