A method and apparatus for interosseous bone fixation uses a compression staple, generally U-shaped, having a pair of legs with sharp front ends and proximal ends interconnect by a bridge portion that is resilient and bowed, the staple having an initial configuration and capable of a tensioned configuration...http://www.google.ca/patents/US6783531?utm_source=gb-gplus-sharePatent US6783531 - Compression bone staple, apparatus and method