Department of Mechanical, Industrial and Manufacturing Engineering

Welcome

Publications

Contact Us

Nitschke Hall

Room 4056
1610 N. Westwood
Toledo, OH 43607

Phone: 419.530.8234
Fax: 419.530.8206

mohamed.hefzy@utoledo.edu

Publications

selected publications

M. S. Hefzy, M. Al Khazim and L. A. Harrison, "Biomechanical Analysis of the Lunge Exercise".

Jonathan Fox, MS. and Mohamed Samir Hefzy, Ph.D., P.E., "Knee and Ankle Biomechanics during Squatting with
Heels on and off the Ground, with and without weight shifting".

V.K. Pallerla, MS and M. S. Hefzy, Ph.D., P.E., "Finite Element Modeling and Analysis of Shear Stresses on the Buttocks while lying on a Spine Board".

Peer-Reviewed Journal and Conference Papers During the past Eight Years: (blue indicates peer-reviewed journal publications)

1. J. Fox, M.S. Hefzy and C.W. Armstrong, “Knee and Ankle Biomechanics During Squatting with Heels on and off the Ground, with and without Body Weight Shifting”, (2016), Proceedings of the Summer Biomechanics, Bioengineering and Biotransport Conference, June 29-July 2, National harbor, MD, USA.
2. A. M. Green, T. L. Breitenbach,, J.M. Forstat, (3 undergraduate students), J. Fox and M.S. Hefzy, “Biomechanical Analysis of Kicks in Soccer and Kicks in Football”, (2016), Proceedings of the Summer Biomechanics, Bioengineering and Biotransport Conference, June 29-July 2, National harbor, MD, USA.
3. F. Tian, M.S. Hefzy and M. Elahinia, (2016), “A Biologically Inspired Knee Actuator for a KAFO”, Transactions of the ASME: Journal of Medical Devices, December 2016, Vol. 10, 045001 (8 pages) Paper No: MED-15-1258; doi: 10.1115/1.4033009.
4. G. Nemunaitis, M. J. Roach, M.S. Hefzy and M. Mejia, (2016), “Redesign of a Spine Board: proof of Concept Evaluation”, Assistive Technology, The Official Journal of RESNA, DOI:10.1080/10400435.2015.1131759, Accepted author version posted online: 06 Feb 2016.
5. F. Tian, M.S. Hefzy and M. Elahinia, “State of the Art Review of Knee-Ankle-Foot Orthoses”, Annals of Biomedical Engineering, Vol. 43, No. 2, February 2015, pp. 427-441.
6. G. Nemunaitis, M. J. Roach, M. Boulet, J. Ann Nagu, B. Kaufman, M. Mejia and M.S. Hefzy, (2015), “The Effect of a Liner on the Dispersion of Sacral Interface Pressures During Spinal Immobilization”, Assistive Technology; The Official Journal of RESNA, 27:1, 9-17, DOI:10.1080/10400435.2014.940473
7. F. Tian, M. Elahinia, and M.S. Hefzy, “Storing and Releasing Energy with Superelastic NiTi in a KneeAnkle-Foot Orthosis”, Proceedings of the 2015 Midwest American Society of Biomechanics Regional Meeting, February 17-18, 2015, Akron, Ohio, pp. 23. 8. F. Tian, M.S. Hefzy, and M. Elahinia, “Development of a Dynamic Knee Actuator for a Knee-Ankle-FootOrthosis Using Superelastic Alloys”, IMECE2014-40431, Proceedings of the ASME 2014 International Mechanical Engineering Congress and Exposition (IMECE), November 14-20, 2014, Montreal, Canada
9. F. Tian, M. Elahinia and M.S. Hefzy, “Design and Evaluation of a Knee Actuator for a Dynamic KAFO”, paper SMASIS2014-7605, Proc. of 2014 ASME Smart Materials, Adaptive Structures and Intelligent Systems Conference, SMASIS 2014, Sept. 8-10, 2014, Newport, Rhode Island, USA.
10. C. Maag, M.S. Hefzy, and V. Kaul, “A User Subroutine to be used with Abaqus to Solve Biphasic Contact Problems”, Proceedings of the 7th World Congress of Biomechanics, July 6-11, 2014, Boston, Massachusetts.
11. F. Metelues, M.S. Hefzy, and C. Armstrong, “Biomechanics of Prolong Squatting with Body Shifting”, Proceedings of the 7th World Congress of Biomechanics, July 6-11, 2014, Boston, Massachusetts.
12. F. Tian, M. Elahinia, and M.S. Hefzy, “Development of a Knee Actuator for a Dynamic Knee-Ankle-FootOrthosis”, Proceedings of the 2014 Midwest Am. Society of Biomechanics Regional Meeting, March 4-5, 2014, Akron, Ohio.
13. F. Metelues, M.S. Hefzy, and C. Armstrong, “Effects of Heels Up and Down and Body Shifting on Squatting”, Proceedings of the 2014 Midwest Am. Society of Biomechanics Regional Meeting, March 4-5, 2014, Akron, Ohio. Curriculum Vitae of Mohamed Samir Hefzy, Ph.D., P.E., ASME Fellow 8
14. F. Tian, M. Elahinia and M.S. Hefzy, “A Dynamic Knee-Ankle-Foot-Orthosis with Smart Material Actuators”, paper SMASIS2013-3044, Proceedings of the ASME 2013 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2013, September 16-18, 2013, Snowbird, Utah.
15. X. Li, A. Kirgesner, A. Stephens, M. Cramer, M.S. Hefzy and M. Pourazady, “Device to Assist Individuals in Dressing Themselves”, Paper SBC2013-14373, Proceedings of the ASME 2013 Summer Bioengineering Conference, SBC 2013, June 26-29, Sunriver, Oregon (also won 1st place in the 2013 Undergraduate Design Project Competition in Rehabilitation and Assistive Devices sponsored by the NSF and organized by the Bioengineering Division of the ASME).
16. S. Anderson, B. Goede, D. Kramer, M. Leupp, G. Nemunaitis, M.S. Hefzy and M. Pourazady, “Correlating Air Cushion Pressure to Maximum Interface Pressure on the Buttocks”, Paper ID 94, Proceedings of the 2013 annual RESNA Conference, June 20-24, 2013, Seattle, Washington.
17. M. Franchetti, M.S. Hefzy, M. Pourazady and C. Smallman, “Framework for Implementing Engineering Senior Design Capstone Courses and Design Clinics”, Journal of STEM Education, Volume 13, issue 3, May – June 2012, pp. 25 – 40.
18. M. Rivet, N. Peatee, M. Payne, M.S. Hefzy and M. Pourazady, “Development of a Device to Assist in packing and Unpacking Bags: Hanging Bag Assistant”, Proceedings of the 2012 RESNA (Rehabilitation Engineering Society of North America) Annual Conference, CD Publication, June 28 – July 3, 2012, Baltimore, Maryland.
19. M. Peterson, N. Gates, J. Sander, M.S. Hefzy and M. Pourazady, “Adaptation of a Power Scooter for Use on a Golf Course”, Proceedings of the 2012 RESNA (Rehabilitation Engineering Society of North America) Annual Conference, CD Publication, June 28 – July 3, 2012, Baltimore, Maryland.
20. T. Brakefield, T. Burkhardt, A. Meehan, G. Nemunaitis, M.S. Hefzy, and M. Pourazady, “Gurney Mattress Redesign”, paper SBC2012-80036, Proceedings of the ASME 2012 Summer Bioengineering Conference, June 20-23, 2012, Fajardo, Puerto Rico.
21. R.M. Patterson, M.S. Hefzy and J. Weisman, “2011 Results from the Summit on Rehabilitation Engineering”, paper SBC2012-80006, Proceedings of the ASME 2012 Summer Bioengineering Conference, June 20-23, 2012, Fajardo, Puerto Rico.
22. J. Thomas, A. Doughty, D. Perkins, E. Wells, M. Pourazady and M.S. Hefzy, “Device to Lift a Person from the Ground to Wheelchair Height”, paper SBC 2011-53175, Proceedings of the ASME 2011 Summer Bioengineering Conference, June 22-25, 2011 in Nemacolin Woodlands Resort, Farmington, Pennsylvania,
23. Bhadane, M., Elahinia, M., Armstrong, C. and M.S. Hefzy, “A Variable Stiffness Ankle Foot Orthosis Based on SMA Wires”, Proceedings of the 2010 Biomedical Engineering Society Annual Meeting, October 6-9, 2010, Austin, Texas.
24. M. Nungester, D. Hetrick, K. Brasher (three undergraduate students), M. Pourazady and M.S. Hefzy, “Development of a Collapsible Wheelchair with Detachable Components”, Proceedings of the 2010 RESNA (Rehabilitation Engineering Society of North America) Annual Conference, CD Publication, June 26-30, 2010, Las Vegas, Nevada. Also, one of the five winning papers of the 2010 RESNA Student Scientific Paper Competition.
25. A. Smith, P. Nowicki, M.S. Hefzy, M. Dennis and A. Mustapha, “The Effects of Radial Core Decompression on Lunate Kinematics”, paper SBC2010-19127, Proceedings of the ASME 2010 Summer Bioengineering Conference (SBC), June 16-19, 2010 in Naples, Florida.
26. E. Hauser, M.S. Hefzy and B. Ballinger, “Determination of the Contact Areas in the Patello-Femoral and Tibio-Femoral Joints during Deep Knee Flexion”, Paper SBC2009-206703, Proc. of the 2009 Summer Bioengineering Conference, June 17-21, 2009, Lake Tahoe, California.
27. M. Henschen, A. Kosters, J. Harvey (three undergraduate students), G. Nemunaitis, M. Pourazady and M.S. Hefzy, “Emergency Medical Services Backboard with a Pressure Dispersion Liner”, paper Curriculum Vitae of Mohamed Samir Hefzy, Ph.D., P.E., ASME Fellow 9 SBC2009-206399, Proc. of the 2009 Summer Bioengineering Conference, June 17-21, 2009, Lake Tahoe, California.
28. E. Tarkesh, M. Elahinia, M.S. Hefzy, and C. Armstrong, “Shape Memory Alloys, as Alternative Actuation Method for Orthosis Devices”, Proceedings of the 2008 North American Congress on Biomechanics, August 5 – 9, 2008, Ann Arbor, Michigan.
29. A. Dauster, M.S. Hefzy, E. Hauser and P. Nowicki, “Development of a Dynamic Knee Simulator”, Paper SBC2008-193033, Proc. of the ASME 2008 Summer Bioengineering Conference, June 25-29, 2008, Marco Island, Florida (CD Publications).
30. M.S. Hefzy, M. Pourazady, and A.A. Afjeh, “Engineering Senior Design Projects to Aid Individuals with Disabilities”, Proceedings of the 2008 American Society for Engineering Education Annual Conference & Exposition, CD Publication, 2008, paper AC 2008-961, pp. 1-17..

Last Updated: 7/2/18