Actually this method is older than the e-nable/robohand elastic cord method.
http://www.thingiverse.com/thing:2408
Is the earliest 3d printed hand I saw with this method. I used it in my kickstarter hand.
http://www.thingiverse.com/thing:288856
That file was uploaded in 2014 but the earlier prototypes are over a year older.
I'd been meaning to combine the two since I made a major change to the very original robohand back in
http://www.thingiverse.com/thing:45433