Pitkin MR (1995). Mechanical outcome of a rolling joint prosthetic foot, and its performance in dorsiflexion phase of the Trans-tibial amputee gait. Journal of Prosthetics and Orthotics,7:4:114-123.
http://www.oandp.org/jpo/74/74114.asp

Pitkin MR (1997). Effects of Design Variants in Lower Limb Prostheses on Gait Synergy, Journal of Prosthetics and Orthotics, 9:3:113-122.
www.oandp.org/jpo/93/93113.asp

Pitkin MR (1996). Synthesis of a cycloidal mechanism of the prosthetic ankle. Prosthetics and Orthotics International, 20:159-171.

Quesada PM., Pitkin M, Colvin J, and Hays J. (1998). Comparative assessment of dynamic rotational stiffness of common and prototype foot/ankle prostheses during simulated stance. Advances in Bioengineering, 35:317-318.

Pitkin MR (1999). Lowering the forces and pressures on amputee stump with Rolling Joint Foot. Biomechanics, 315-318.
http://www.biomech.com/db_area/archives/1999/9907pitkin.63.bio.html

Quesada, P. M., Pitkin, M., Colvin, J.: "Biomechanical Evaluation of a Prototype Foot/Ankle Prosthesis. IEEE Transactions on Rehabilitation Engineering 2000; 8(1): 156-9.

Pitkin MR (2002). Pain Preventive Gait Synergy Hypothesis in Leg Amputees. Clinical Biomechanics (submitted after revision).

Published Abstracts about the Free-Flow Foot (aka "Rolling Joint Ankle" Foot):

Pitkin MR (1996). Link Between Pain in Lower Limb Amputee Residuum and Mechanical Characteristics of Prosthetic Joints. Third Paralympic Congress, August 12-16, Atlanta, GA.

Pitkin MR (1996). Higher Pair Mechanisms in Joints of Leg Prostheses. XIII Int. Interbor Congress, Oslo, Norway, 12-15 June.

Pitkin MR (1996). Effect of Stiffness in Prosthetic Ankle and Knee on Pain in Amputee's Residuum. 18th World Congress of Rehabilitation International, Auckland, New Zealand, September 16-20.

Quesada PM, Pitkin M, Colvin J, and Srinivasan, R (1996). Biomechanical evaluation of a prototype foot/ankle prosthesis. 15th Southern Biomedical Engineering Conference, Dayton, Ohio, March 29-31, (presented).

Pitkin MR (1997). Model of Residuum-Socket Interface. Proc. 23d Annual Meeting & Scientific Symp., AAOP, March 12-15, San Francisco (presented).

Pitkin MR (1997). Characteristics of Prosthetic Gait Synergy and Their Dependence on Parameters of Prosthetic Joints. Proc. XXXIII Int. Congress of Physiological Sciences, June 30-July 05, St. Petersburg, Russia, (presented).

Pitkin MR (1997). Pain Preventive Gait Synergy Hypothesis in Leg Amputees. Proc. XVIth Congress of the ISB, August 25-29, Tokyo, Japan.

Pitkin MR (1997). Prosthetic Foot as Simulator for Athletic Shoe Testing. Proc. XVIth Congress of the ISB, August 25-29, Tokyo, Japan.

Pitkin MR, Quesada PM, Colvin J, Hays J, White C (1998). Dynamic Measurement of the Moment of Resistance in Prosthetic Feet Using "Walker" Test Frame and TekscanŽ Technology . Proc. 24d Annual Meeting & Scientific Symp., AAOP, April 1-4, Miami (presented).

Pitkin MR (1998). Prosthetic Rolling Joint Technology and Its Influence on Pain Preventive Gait Synergy. Proc. IX World Congress of ISPO, June 28-July 03, Amsterdam, Netherlands (presented).

Pitkin MR (1998). Optimization Criterion for the Moment in The Rolling Joint Prosthetic Foot. Proc. 11th Conference of the European Society of Biomechanics, July 8-11, Toulouse, France.

Pitkin MR, Rolling Joint Technology to Landmine Survivors Amputees. Int. Conference on Pain after Landmine Amputation, March 19-21, Paris, France (presented).

Pitkin MR, Quesada PM, Colvin J, Hays J, White C (1999). Moment of Resistance in Prosthetic Foot as possible Predictor of Patient Performance and Comfort. 25d Annual Meeting & Scientific Symp., AAOP, March 3-6, New Orleans, LA (presented).

Pitkin MR (1999). R & D Response to Landmine Amputee Demand. Second IPRLS Int. Conf. on Prosthetic Rehabilitation of Landmine Survivors, New England Sinai Hospital, July 13, Stoughton, MA, 22-23 (presented).

Steffen C (1999). Prosthetic Solutions for Landmine Survivors. Second IPRLS Int. Conf. on Prosthetic Rehabilitation of Landmine Survivors, New England Sinai Hospital, July 13, Stoughton, MA, 25 (presented).

Keyer AN, Smirnova L, Pitkin MR (1999). First Year Experience of the 'US-Russian Prosthetic Rehabilitation Bridge" Program. Second IPRLS Int. Conf. on Prosthetic Rehabilitation of Landmine Survivors, New England Sinai Hospital, July 13, Stoughton, MA, 31 (presented).

Pitkin MR, Colvin J, Hays J (1999). Prosthetic Rolling Joint Foot and Ankle, Final Progress Report. SBIR Phase II Study, Grant Number: 5 R44 AR 43290-03. NIAMS Grant Management, Bethesda, MD.