US Patent 11246588 Superelastic bone compression staple in staple system

The invention is a staple system comprising a primary staple having a bridge member including an opening and an offset and a first and second set of one or two joined to the bridge member and a secondary staple having a pair of legs and a bridge member received in the opening in the bridge member of the primary staple. In a second embodiment, the staple system includes a primary staple that receives a secondary staple having differing leg lengths and including a detent that inhibits the secondary staple from backing out and the shoulders of the staples are reinforced to account for compressive and torsional loads.