Associate Professor

 

Navid Arjmand

 

Ph.D. Ecole Polytechnique de Montreal, Montreal (2006)

M.Sc. Sharif University of Technology, Tehran (2001)

B.Sc. Iran University of Science and Technology, Tehran (1998)

 

School of Mechanical Engineering, Rm 505

(021) 66 16 56 84 [office]

(021) 66 00 00 21 [Fax]

arjmand@sharif.edu

Research Interests

Biomechanics, Finite Element Analysis, Ergonomics

KEYWORDS: Spine Biomechanics, Musculoskeletal Modeling, Kinematics Measurement, Electromyography Measurement  

 

Publications

Book Chapter

Arjmand N, Bazrgari B., Shirazi-Adl A., 2008. Modeling and simulation of tissue load in the human spine. In: Hong Y., Bartlett R. (Eds), Routledge Handbook of Biomechanics and Human Movement Science. Taylor and Francis Ltd, London, pp. 35-49.

 

Full Journal Papers (refereed)

40. Gholipour A, Arjmand N. Artificial neural networks to predict 3D spinal posture in reaching and lifting activities; Applications in biomechanical models. J Biomech. 2016 Sep 6;49(13): 2946-2952.

39. Ignasiak D, Ferguson SJ, Arjmand N. A rigid thorax assumption affects model loading predictions at the upper but not lower lumbar levels. J Biomech. 2016 Sep 6; 49(13):3074-3078.

38. Ghezelbash F, Shirazi-Adl A, Arjmand N, El-Ouaaid Z, Plamondon A, Meakin JR. Effects of sex, age, body height and body weight on spinal loads: Sensitivity analyses in a subject-specific trunk musculoskeletal model. J Biomech. 2016 Oct 3;49(14):3492-3501.

37. Ghezelbash F, Shirazi-Adl A, Arjmand N, El-Ouaaid Z, Plamondon A. Subject-specific biomechanics of trunk: musculoskeletal scaling, internal loads and intradiscal pressure estimation. Biomech Model Mechanobiol. 2016 May 12.

36. Eskandari AH, Sedaghat-Nejad E, Rashedi E, Sedighi A, Arjmand N, Parnianpour M.  The effect of parameters of equilibrium-based 3-D biomechanical models on extracted muscle synergies during isometric lumbar exertion. J Biomech. 2016 Apr 11;49(6):967-73.

35. Dreischarf M, Shirazi-Adl A, Arjmand N, Rohlmann A, Schmidt H. Estimation of loads on human lumbar spine: A review of in vivo and computational model studies. J Biomech. 2016 Apr 11;49(6):833-45.

34. Jamshidnejad S, Arjmand N. Variations in Trunk Muscle Activities and Spinal Loads Following Posterior Lumbar Surgery; a Combined in vivo and Modeling Investigation. Clinical Biomechanics 2015, 30: 1036-42.

33. Hajibozorgi M, Arjmand N. Sagittal Range of Motion of the Thoracic Spine Using Inertial Tracking Device and Effect of Measurement Errors on Model Predictions. Journal of Biomechanics 2016, 49: 913-8.

32. Mohammadi Y, Arjmand N, Shirazi-Adl A. Comparison of trunk muscle forces, spinal loads and stability estimated by one stability- and three EMG-assisted optimization approaches. Medical Engineering and Physics 2015, 37(8): 792-800.

31. Ghiasi MS, Arjmand N, Shirazi-Adl A, Boroushaki M, Farahmand F. Investigation of trunk muscle activities during lifting using a multi-objective optimization-based model and intelligent optimization algorithms. Med Biol Eng Comput.  (accepted, June 2015).

30. Shojaei I, Arjmand N, Bazrgari B. An optimization-based method for prediction of lumbar spine segmental kinematics from the measurements of thorax and pelvic kinematics. Int J Numer Method Biomed Eng (accepted, June 2015).

29. Ghiasi MS, Arjmand N, Shirazi-Adl A, Farahmand F, Hashemi H, Bagheri S, Valizadeh M. Cross-sectional area of human trunk paraspinal muscles before and after posterior lumbar surgery using magnetic resonance imaging. European Spine Journal (accepted, May 2015).

28. Arjmand N, Amini M, Shirazi-Adl A, Plamondon A, Parnianpour M. Revised NIOSH Lifting Equation May generate spine loads exceeding recommended limits. International Journal of Industrial Ergonomics 2015 (47), 1-8.

27. Rajaee MA, Arjmand N, Shirazi-Adl A, Plamondon A, Schmidt H. Comparative evaluation of six quantitative lifting tools to estimate spine loads during static activities. Appl Ergon. 2015 May;48:22-32.

26. Hajihosseinali M, Arjmand N, Shirazi-Adl A. Effect of body weight on spinal loads in various activities: a personalized biomechanical modeling approach. J Biomech. 2015 Jan 21;48(2):276-82.

25. Ghezelbash F, Arjmand N, Shirazi-Adl A. Effect of Intervertebral Translational Flexibilities on Estimations of Trunk Muscle Forces, Kinematics, Loads and Stability. Computer Methods in Biomechanics and Biomedical Engineering 2014 (in press).

24. Hajhosseinali M, Arjmand N, Shirazi-Adl A, Farahmand F, Ghiasi MS. A Novel Stability and Kinematics-Driven Trunk Biomechanical Model to Estimate Muscle and Spinal Forces. Medical Engineering & Physics 2014; 36 (10): 1296-304.

23. El Ouaaid Z, Shirazi-Adl A, Plamondon A, Arjmand N. Elevation and orientation of external loads influence trunk neuromuscular response and spinal forces despite identical moments at the L5-S1 level. Journal of Biomechanics 2014; 47 (12): 3035-42.

22. Tafazzol A, Arjmand N, Shirazi-Adl A, Parnianpour M. Lumbopelvic rhythm during forward and backward sagittal trunk rotations: Combined in vivo measurement with inertial tracking device and biomechanical modeling. Clinical Biomechanics 2013, 29 (1): 7-13.

21. Arjmand N, Ekrami O, Shirazi-Adl A, Plamondon A, Parnianpour M. Relative performances of Artificial Neural Network and Regression Mapping Tools in Evaluation of Spinal Loads and Muscle Forces during Static Lifting. Journal of Biomechanics 2013, 46 (8): 1454-62.

20. El Ouaaid Z, Shirazi-Adl A, Arjmand N, Plamondon A. Coupled objective function to study the role of abdominal muscle forces in lifting using the kinematics-driven model. Computer Methods in Biomechanics and Biomedical Engineering 2013;16(1):54-65.

19. Mokhtarzadeh H, Farahmand F, Shirazi-Adl A, Arjmand N, Malekipour F, Parnianpour M. The effects of intra-abdominal pressure on the stability and unloading of the spine. Journal of Mechanics in Medicine and Biology (JMMB) 2012, 12 (1), 1250014 (21 pages).

18. Arjmand N, Plamondon A, Shirazi-Adl A, Parnianpour M, Lariviere C. Predictive equations for lumbar spine loads in load-dependent asymmetric one- and two-handed lifting activities. Clinical Biomechanics 2012, 27 (6), 537-44.

17. Gagnon D, Arjmand N, Plamondon A, Shirazi-Adl A, Lariviere C. An improved multi-joint EMG-assisted optimization approach to estimate joint and muscle forces in a musculoskeletal model of the lumbar spine. Journal of Biomechanics 2011, 44 (8):1521-9.

16. Arjmand N, Plamondon A, Shirazi-Adl A, Lariviere C, and Parnianpour M. Predictive Equations to Estimate Spinal Loads in Symmetric Lifting Tasks. Journal of Biomechanics 2011, 44 (1), 84-91.

15. Arjmand N, Gagnon D, Plamondon A, Shirazi-Adl A, Lariviere C. A Comparative Study of Two Trunk Biomechanical Models under Symmetric and Asymmetric Loadings. Journal of Biomechanics 2010, 43 (3), 485-91.

14. Arjmand N, Gagnon D, Plamondon A, Shirazi-Adl A, Lariviere C. Comparison of muscle forces and spinal loads estimated by two biomechanical models of the human trunk. Clinical Biomechanics 2009; 24 (7):533-41.

13. EL-Ouaaid Z, Arjmand N, Shirazi-Adl A, Parnianpour M. A novel approach to evaluate abdominal coactivities for optimal spinal stability and compression force in lifting. Computer Methods in Biomechanics and Biomedical Engineering 2009, 12 (6), 735-745.

12. Arjmand N, Shirazi-Adl A, Parnianpour M. Trunk biomechanics during maximum isometric axial torque exertions in upright standing. Clinical Biomechanics 2008; 23: 969-978.

11. Arjmand N, Shirazi-Adl A. Relative efficiency of abdominal muscles in spine stability. Computer Methods in Biomechanics and Biomedical Engineering 2008; 11 (3): 291-9.

10. Arjmand N, Shirazi-Adl A, Bazrgari B, Parnianpour M. Application of kinematics driven approach in human spine biomechanics. Scientia Iranica 2008; 15 (5): 596-612.

9. Arjmand N, Shirazi-Adl A, Parnianpour M. Trunk biomechanical models based on equilibrium at a single-level violate equilibrium at other levels. European Spine Journal 2007; 16: 701-709.

8. Bazrgari B, Shirazi-Adl A, Arjmand N. Analysis of squat and stoop dynamic liftings: muscle forces and internal spinal loads. European Spine Journal 2007; 16: 687-99.

7. Arjmand N, Shirazi-Adl A. Model and in vivo studies on human trunk load partitioning and stability in isometric forward flexions. Journal of Biomechanics 2006; 39: 510-521.

6. Arjmand N, Shirazi-Adl A. Role of intra-abdominal pressure in unloading and stabilizing the spine during static lifting tasks. European Spine Journal 2006; 15: 1265-75.

5. Arjmand N, Shirazi-Adl A. Sensitivity of kinematics-based model predictions to optimization criteria in static lifting tasks. Medical Engineering & Physics 2006; 28: 504-514.

4. Arjmand N, Shirazi-Adl A, Bazrgari B. Wrapping of Trunk Thoracic Extensor Muscles Influences Muscle Forces and Spinal Loads in Lifting Tasks. Clinical Biomechanics 2006; 21: 668-675.

3. Arjmand N, Shirazi-Adl A. Biomechanics of lumbar posture in static lifting tasks. Spine 2005; 30: 2637-48.

2. El-Rich M, Shirazi-Adl A, Arjmand N. Muscle activity, internal loads and stability of the human spine in standing postures: combined model-in vivo studies. Spine 2004; 29: 2633-42.

1. Arjmand N, Shirazi-Adl A, Parnianpour M. A finite element model study on the role of trunk muscles in generating intra-abdominal pressure. Biomedical Engineering - Applications, Basis and Communications 2001; 13 (4): 181-189.

 

Full Conference Papers

3. Arjmand N, Shirazi-Adl A, Parnianpour M. Applications of the Kinematics-Driven Approach in Spine Biomechanics. Proceeding of The Canadian Society for Mechanical Engineering 2008 (CSME 2008), paper no. 1569096503, June 5-8, Ottawa.

2. Kargarnovin MH, Arjmand N. Surface bone remodeling prediction using continuum damage mechanics. Proceeding of ESDA2002: 6th Biennial Conference on Engineering Systems Design and Analysis Istanbul, Turkey, July 8-11, 2002.

1. Jahed H, Arjmand N. Residual Stress in Rotating Fitted Discs with Arbitrary Hardening. Proceeding of the 9th annual international Mechanical Engineering Conference, Iranian society of mechanical engineers (ISME2000), Volume 1, pp.25-33, 2000.

 

Conference Abstracts (* Presented by)

 

38. Ignasiak D*, Ferguson SJ, Arjmand N. Does modeling the thorax as a rigid body affect lumbar loading predictions? The 22st Congress of the European Society of Biomechanics (ESB2016), Lyon, France, July 2016.

37. Ghezelbash F*, Shirazi-Adl A, Arjmand N, El Ouaaid Z, Plamondon A, “Effects of curved muscles and disc positioning in trunk models on spinal loads”, Transactions, CSB, 19th Biennial Meeting, Program Abstracts, p 172, Hamilton, 2016.

36. Ghezelbash F*, Shirazi-Adl A, Arjmand N, El Ouaaid Z, Plamondon A, “Significance of scaling in the musculoskeletal modeling of the spine biomechanics”, Transactions, CSB, 19th Biennial Meeting, Program Abstract, p 173, Hamilton, 2016.

35. Eskandari AH, Arjmand N, Shirazi-Adl A*, “Subject specific kinematics-driven spine model using 2D/3D image registration”, Transactions, CSB, 19th Biennial Meeting, Program Abstracts, p 54, Hamilton, 2016.

34. Golipour A, Arjmand N, Shirazi-Adl A*, “Estimation of spine 3D posture in reaching and lifting: Artificial neural networks”, Transactions, CSB, 19th Biennial Meeting, Hamilton, Program Abstracts, p 208, 2016.

33. Eskandari A, Sedaghatnejad E, Arjmand N, Parnianpour M*. Identification of muscle synergies in performing static tasks. International Workshop on SPINE LOADING AND DEFORMATION: FROM LOADING TO RECOVERY, Berlin, July 2-4, 2015.

32. Dreischarf M*, Shirazi-Adl A, Arjmand N*, Rohlmann A, Schmidt H. Estimation of Loads on Human Lumbar Spine - A Critical Review of Past in vivo and Computational Model Studies. International Workshop on SPINE LOADING AND DEFORMATION: FROM LOADING TO RECOVERY, Berlin, July 2-4, 2015.

31. Arjmand N*, Tafazzol A, Shirazi-Adl A. Lumbopelvic Rhythm during Forward and Backward Sagittal Trunk Rotations Using Inertial Sensors. The 20th Congress of the European Society of Biomechanics (ESB2015), Prague, Czech, July 2015.

30. Arjmand N*, Ghiasi MS, Shirazi-Adl A. Alterations in Cross-Sectional Areas of Trunk Extensor Muscles due to Intraoperative Injuries during Posterior Lumbar Surgery. The 20th Congress of the European Society of Biomechanics (ESB2015), Prague, Czech, July 2015.

29. Hajibozorgi M, Arjmand N*, Shirazi-Adl A. Sagittal Range of Motion of the Thoracic Spine Using Inertial Sensor. International Workshop on SPINE LOADING AND DEFORMATION: FROM LOADING TO RECOVERY, Berlin, July 2-4, 2015.

28. Moeini Sedeh S*, Arjmand N, Asgari M, Sanjari M, Mokhtarinia H, Parnianpour M. The Effects of Speed, Direction and Load on Local Dynamic and Orbital Spine Stability in Healthy and Low Back Pain Patients During Repetitive Trunk Flexion and Extension. 7th World Congress of Biomechanics, Poster Presentation (No. 4635). Boston, 2014.

27. Arjmand N*, Hajihosseinali M, Shirazi-Adl A, Plamondon A. Effect of Body Weight on Spine Loads in Different Activities: A Detailed Biomechanical Modeling Investigation. 7th World Congress of Biomechanics, Session 20-14, Boston, 2014.

26. Arjmand N*, Rajaee MA, Shirazi-Adl A, Plamondon A. Comparison of Five Lifting Analysis Tools to Determine Low Back Loads. 7th World Congress of Biomechanics, Session 21-14, Boston, 2014.

25. Arjmand N*, Rajaee MA, Shirazi-Adl A, Plamondon A, Parnianpour M. Comparison of predicted spine loads by four lifting analysis tools and a regression model. The 19th Congress of the European Society of Biomechanics (ESB2013), Patras, Greece, August 2013.

24. Arjmand N*, Ekrami O, Shirazi-Adl A, Plamondon A, Parnianpour M. Neural network and regression estimations of spine loads and muscle forces in lifting tasks. The 19th Congress of the European Society of Biomechanics (ESB2013), Patras, Greece, August 2013.

23. Arjmand N*, Plamondon A, Shirazi-Adl A, Parnianpour M, Lariviere C. Regression models for spinal loads in lifting using a complex finite element model. The European Society of Biomechanics (ESB2012), #1046, Lisbon, Portugal, July 2012 (also published in Journal of Biomechanics, vol. 45, S593).  

22. Arjmand N, Plamondon A, Shirazi-Adl A*, Lariviere C, Parnianpour M. Regression equations for spinal loads in asymmetric lifting tasks using a finite element biomechanical model. Transactions, ORS, 58th Annual Meeting, #1146, San Francisco, 2012.

21. Gagnon D*, Arjmand N, Plamondon A, Shirazi-Adl A, Lariviere C. The influence of abdominal oblique modeling on predicted muscle forces and lumbar spine loads. Abstracts, International Society of Biomechanics, ISB2011, Brussels, 2011.

20. Arjmand N, Plamondon A, Shirazi-Adl A*, Lariviere C, Parnianpour M. Predictive equations for spinal loads in symmetric lifting using on a complex biomechanical model. Transactions, ORS, 57th Annual Meeting, #785, Long Beach, 2011.

19. Gagnon D*, Arjmand N, Plamondon A, Shirazi-Adl A, Lariviere C. A comparison between single- and multi-joint EMG-assisted by optimization lumbar spine models. Abstracts, XVIII Congress of the International Society of Electrophysiology and Kinesiology, p. 605, Aalborg, Denmark, 2010.

18. Arjmand N, Gagnon D, Plamondon A, Shirazi-Adl A*, Lariviere C. Two Trunk Biomechanical Models Estimate Quite Different Muscle Forces and Spine Loads. Transactions, ORS, The 56th Annual Meeting, Poster 1423, New Orleans, Louisiana, March 2010.

17. Arjmand N, Gagnon D, Plamondon A, Shirazi-Adl A*, Lariviere C. Comparison of two trunk biomechanical models in lifting: Evaluation of assumptions. CMBBE2010, 9th International Symposium on Computer Methods in Biomechanics and Biomdeical Engineering, SS3 SPIN2 Session, Valencia, 2010.

16. Bazrgari B*, Shirazi-Adl A, Arjmand N. Trunk seated biodynamic response to axial impact; effect of muscle coactivity. Proceedings, 4th International Conference on Whole-body Vibration Injuries, pp 61-62, Montreal, June 2-4, 2009.

15. Arjmand N*, Shirazi-Adl A, Parnianpour M. Single-level biomechanical models of the spine fail to satisfy equilibrium at other levels. Proceedings of 21st Canadian Congress of Applied Mechanics (CANCAM), July 3-7, 2007, Toronto.

14. Arjmand N, Shirazi-Adl A*, Parnianpour M. On equilibrium violations by single-level free body diagram models of spine biomechanics. Poster no. 1132, The 53rd Annual Meeting of the Orthopaedic Research Society, February 11-14, 2007, San Diego, CA USA.

13. Mokhtarzadeh H*, Farahmand F, Parnianpour M, Malekipour F, Shirazi-Adl A, Arjmand N. Mathematical and finite element modeling of spine to investigate the effects of intra-abdominal pressure and activation of muscles around abdomen on the spinal stability.  Proceedings of 8th Biennial ASME conference on Engineering Systems Design and Analysis, ESDA, Paper No. 95421/.ESDA2006/, Italy, 4-7, July 2006.

12. Arjmand N, Shirazi-Adl A*, Bazrgari B. Influence of curved lines of action for trunk extensor muscles on load redistribution and stability of the spine during lifting. Abstracts, J Biomechanics, Vol 39, Supp 1, S418 (#4222), The 5th World Congress of Biomechanics, Munich, July-August 2006.

11. Bazrgari B*, Shirazi-Adl A, Arjmand N. Load distribution between spinal active-passive systems in squat and stoop dynamic lifts. J Biomechanics, Vol 39, Supp 1, S101-S102 (#4830), The 5th World Congress of Biomechanics, Munich, July-August 2006.

10. Arjmand N, Shirazi-Adl A*. Unloading and stabilization effect of intra-abdominal pressure in lifting is task dependent. Poster no. 192, Proceedings of the International society for the study of the Lumbar Spine, 33rd Annual Meeting, Bergen, Norway, June 13-17, 2006.

9. Bazrgari B, Shirazi-Adl A*, Arjmand N. Biomechanical analyses of squat and stoop lifts using the kinematics-driven finite element model. Poster no. 194, Proceedings of the International society for the study of the Lumbar Spine, 33rd Annual Meeting, Bergen, Norway, June 13-17, 2006.

8. Arjmand N, Shirazi-Adl A*. Role of intra-abdominal pressure in unloading and stabilizing the human spine is task dependent. The 52nd Annual Meeting of the Orthopaedic Research Society (ORS), Chicago, Illinois, March 2006, Paper No. 1307.

7. Mokhtarzadeh H*, Parnianpour M, Farahmand F, Shirazi-Adl A, Arjmand N. Effect of Intra Abdominal Pressure (IAP) and muscle fiber direction on the stability of spine using finite element method. Proceedings of the 2005 Summer Bioengineering Conference, v 2005, Proceedings of the 2005 Summer Bioengineering Conference, 2005 SBC, 2005, 1624-1625.

6. Arjmand N*, Shirazi-Adl A. Effect of lumbar posture on trunk active-passive load sharing and stability in static lifting. Proceeding of the 20th Canadian Congress of Applied Mechanics (CANCAM), pp. 486-487, May 30-June 2, 2005, Montreal.

5. Arjmand N*, Shirazi-Adl A. Load-bearing and stability analyses of the spine in isometric forward flexion postures: significance of the ligamentous stiffness. Podium No. 059, 5th Combined Meeting of the Orthopedic Research Societies (ORS), Banff (Canada), October 2004.

4. El-Rich M, Shirazi-Adl A*, Arjmand N. On load partitioning and stability of human spine in upright postures-combined model-in vivo investigations. Podium No. 323, 5th Combined Meeting of the Orthopedic Research Societies (ORS), Banff (Canada), October 2004.

3. Arjmand N*, Shirazi-Adl A. Prediction of trunk muscle forces and internal loads during forward flexion activities. Proceeding of the XXIInd International Symposium of Biomechanics in Sports (ISBS), Ottawa, August 9-12, 2004, pp. 257-60.

2. Shirazi-Adl A*, Mitnitski A, Arjmand N, Parnianpour M. Effect of load magnitude and location on trunk muscle EMG and kinematics in standing postures, Abstracts, ISSLS, No 170, Vancouver, 2003.

1. Shirazi-Adl A*, Arjmand N, Parnianpour M. A finite element model study on the role of trunk muscles in generating intra-abdominal pressure. Proceedings of the 10th annual international Mechanical Engineering Conference, Iranian society of mechanical engineers (ISME2002), Volume 2, pp.611-618, May 2002. 

 

Courses Taught

MECH 28262 Strength of Materials I

MECH 28263 Strength of Materials II

MECH 28897 Occupational Biomechanics

MECH 28882 Select Topics in Biomechanics

MECH 28907 Spine Biomechanics

 

Updated on 24 January 2017