Australian Alex Czech works in investor relations as his day job, but on evenings and weekends, he is an avid 3D printer. His latest creation is an exoskeleton for his hand. Rather than being a design created to aid the hand, it is simply (and yet complexly) designed for the enjoyment of designing. The hand has several attachments and it is easy to imagine many more being created. Read more about the exoskeleton in the full article: http://3dprint.com/65658/3d-printed-exoskeleton-hand/
Below is a photo of Czech's 3D printed exoskeleton: