Sam Leitkam and Tamara Bush, had a paper published by the Journal of Biomechanical Engineering. This is the second paper featuring research on hand modeling and function. The focus of this paper is the comparison of the functional work space between individuals with arthritis of the hand and healthy individuals.
S Leitkam, TR Bush. Comparison between Healthy and Arthritic Hand Function Using Ranges of Motion and a Weighted Fingertip Space Model. ASME Journal of Biomechanical Engineering, 2014. doi 10.1115/1.4029215
The initial online pre-print version can be found: