E-stim and muscle mechanics

Durfee. Task-based control with an electrically stimulated antogonist muscle pair, IEEE Trans Biomed Eng, BME-36(3):309-321, 1989. (PDF, 988 Kb)

Durfee and MacLean. Methods for estimating isometric recruitment curves of electrically stimulated muscle. IEEE Trans Biomed Eng, BME-36(7): 654-667, 1989. (PDF, 1,120 Kb)

Durfee and Palmer. Estimation of force-activation, force-length and force-velocity properties in isolated, electrically stimulated muscle, IEEE Trans. Biomed. Eng., 41(3):205-216, 1994. (PDF, 1,205 Kb)

Karu, Z., W. Durfee and A. Barzilai, Reducing muscle fatigue in FES applications by stimulating with N-let pulse trains, IEEE Trans. Biomed. Eng., 42(8):809-817, 1995. (PDF, 935 Kb)

Goldfarb, M. and W. Durfee, Design of a controlled-brake orthosis for FES-aided gait, IEEE Trans. Rehab. Eng., 4(1):13-24, 1996. (PDF, 1,722 Kb)

Chesler, N. and W. Durfee, Surface EMG as a fatigue indicator during FES-induced isometric muscle contractions, J. Electromyogr. Kinesiol., 7(1):27-37, 1997. (PDF, 826 Kb)

Goldfarb, Korkowski, Harrold, Durfee, Preliminary evaluation of a controlled-brake orthosis for FES-Aided gait. To appear in IEEE Trans Neural Sys Rehab Eng, 2003 (PDF, 620 Kb)

Rainoldi, Durfee, Merletti. Twitch summation with doublet stimulation. Proceedings of the 7th Vienna International Workshop on Functional Electrical Stimulation, pp 106-109, 2001. (PDF, 126 Kb)

Routh, Durfee, Doublet stimulation to reduce fatigue in electrically stimulated muscle during controlled leg lifts. IEEE EMBS meeting, FES track, October 2003. (PDF, 156 Kb)

Durfee & Rivard, Preliminary design and simulation of a pneumatic, stored-energy, hybrid orthosis for gait restoration, IMECE International Congress, November 2004 (PDF, 468Kb)

Durfee & Rivard, Design and simulation of a pneumatic, stored-energy, hybrid orthosis for gait restoration. J. Biomechanical Engineering, 127(6):1014-1019, 2005. (PDF, 709Kb)

Durfee, "Gait resoration by functional electrical stimulation", Proceedings of the 8th International Conference on Climbing and Walking Robots and the Support Technologies for Mobile Machines, Paper # 151, London, September 2005. (PDF, 106 Kb)

Durfee, W.K. and P.A. Iaizzo. Rehabilitation and muscle testing. In: Encyclopedia of Medical Devices and Instrumentation, 2nd ed . J.G. Webster, ed., Vol 6, pp 62-71, Hoboken, John Wiley & Sons, 2006. (PDF, 351 Kb)

Durfee W and Freeman S, Mathematical models of whole muscle mechanics for functional assessment. University of Minnesota Muscle Day poster. June 2006. (PDF, 741 Kb)

Freeman S, Durfee WK, Twitch response of the intact human tibialis anterior muscle to doublet stimulation at graded strengths. Proceedings of the 28 th Annual International Conference of the IEEE Engineering in Medicine and Biology Society , New York , NY , 2006. (PDF, 365 Kb)

Education

Cardozo, Durfee, et. al, Experiential education in new product design and business development, JPIM 19:4-17,2002 (PDF, 109 Kb)

Durfee, Mechatronics for the masses: a hands-on project for a large, introductory design class. To appear in Int. J. Engng. Ed., 2003. (PDF, 160 Kb)

Durfee, Li and Waletzko, Take-home lab kits for system dynamics and controls courses. Proceedings of the 2004 American Controls Conference, June, 2004. (PDF, 711 Kb)

Durfee, Li and Waletzko, At-home system and controls laboratories. Proceedings of the 2005 American Society of Engineering Educators Conference, June, 2005. (PDF, 578 Kb). Also, the poster (PDF, 506 Kb).

Durfee, Li and Waletzko, At-home system and controls laboratories. Proceedings of the 2005 ASME International Mechanical Engineering Congress and Exposition. (PDF, 655 Kb).

Orthotics and Prosthetics

Krebs, H., Hogan, N., Durfee, W., Herr, H., Rehabilitation robotics, orthotics, and prosthetics. In Textbook of Neural Repair and Rehabilitation, Vol. II, Medical Rehabilitation . Chap. 12, Selzer, Clarke, Cohen, Duncan , Gage, eds., Cambridge University Press, 2006. (Draft version, PDF, 721 Kb)

Haptics and virtual interface controls

Stroke Rehab

Durfee, Savard and Weinstein, Technical feasibility of remote assessments for rehabilitation. IEEE Trans. Neural Systems and Rehabilitation Engineering, 15(1):23-29 (PDF, 1.4 Mb)

Durfee, Weinstein, Cary, Bhatt, Nagpal, Home stroke telerehabilitation system to train recovery of hand function. 2005 IEEE 9th International Conference on Rehabilitation Robotics (ICORR), July. 2005 (PDF, 297 Kb) Also, the poster (PDF, 512 Kb)

Durfee, Weinstein, Cary, Bhatt, Nagpal, Design and usability of a home telerehabilitation system to train hand recovery following stroke. Submitted to ASME J Biomechanical Eng, April, 2006 (PDF, 607 Kb)

Cary J, Durfee W, Bhatt E, Nagpal A, Weinstein S, Anderson K, Lewis S, Comparison of finger tracking vs. simple movement training via telerehabilitation to alter hand function and cortical reorganization after stroke. Neurorehabilitation and Neural Repair, 21:216-232. (PDF, 3.7 Mb)

Neuroscience

Pasalar S, Roitman AV, Durfee WK, Ebner TJ, Force field effects on cerebellar Purkinje cell discharge with implications for internal models. Nat Neurosci., 9(11):1404-11, 2006. (PDF, 529 Kb).

Driving Rehab

Stern E, Barth V, Durfee W, Rosen M, Rosenthal T, Schold-Davis E, Schaffer C, Wachtel J, Watson M, Zola J, A protocol for avoiding driving simulator sickness. Proceedings of the 2006 STISIM Users Conference, 2006. (PDF, xxx Kb)

Medical Devices

Monga M, Gawlik A, Durfee W., Systematic evaluation of ureteral access sheaths, Urology, 63(5):834-6, 2004. (PDF, 182 Kb)

Monga M, Anderson K, Durfee W, Physical properties of flexible ureteroscopes: implications for clinical practice, J Endourology, 18(5):462-465, 2004. (abstract)

Monga M, Premoli J, Skemp N, Durfee W., Forearm compression by laparoscopic hand-assist devices, J Endourology, 18(7):654-656, 2004. (PDF, 1.1 Mb)

Renato N. Pedro, Kari Hendlin, William K. Durfee, and Manoj Monga, Physical Characteristics of Next-Generation Ureteral Access Sheaths: Buckling and Kinking, UROLOGY 70: 440–442, 2007 (PDF, 678 Kb)