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Doctor of Philosophy
Case Western Reserve University

Master of Science
Case Western Reserve University

Bachelor of Science
Universidad de los Andes, Colombia

I am interested in investigating the role of musculoskeletal biomechanics on the upper extremity movement deficits following stroke using experimental methods and computer modeling.

Peer Reviewed Publications

-- Acosta AM, Kirsch RF. Feasibility of restoring shoulder function in high level tetraplegia. Assistive Technology. 2000;12(2):154.

-- Acosta AM, Kirsch RF, Perreault EJ. A robotic manipulator for the characterization of two-dimensional dynamic stiffness using stochastic displacement perturbations. J Neurosci Methods. 2000;102(2):177-186.

-- Kirsch RF, Acosta AM, van der Helm FC, Rotteveel RJ, Cash LA. Model-based development of neuroprostheses for restoring proximal arm function. J Rehabil Res Dev. 2001 Nov-Dec;38(6):619-626.

-- Yu DT, Kirsch RF, Bryden AM, Memberg WD, Acosta AM. A neuroprosthesis for high tetraplegia. J Spinal Cord Med. 2001;24(2):109-113.

-- Acosta AM, Kirsch RF, van der Helm FC. Three-dimensional shoulder kinematics in individuals with C5-C6 spinal cord injury. Proc Inst Mech Eng [H]. 2001;215(3):299-307.

-- Perreault EJ, Kirsch RF, Acosta AM. Multiple-input, multiple-output system identification for characterization of limb stiffness dynamics. Biol Cybern. 1999;80(5):327-337.

-- Kirsch RF, Acosta AM, Perreault EJ, Keith MW. Measurement of Isometric Elbow and Shoulder Moments: Position-Dependent Strength of Posterior Deltoid-to-Triceps Muscle Tendon Transfer in Tetraplegia. IEEE Trans Rehabil Eng. 1996;4:403-409.

Abstracts and Peer Reviewed Conference Proceedings

-- Acosta AM, Benes JL, Haut BH, Gudukas TL, Laughlin JJ, Saltzman SM, Dewald JP. Upper extremity multi-degree of freedom torque generating abilities in able-bodied individuals. In: 25th IEEE EMBS Annual Conference, 2003. Cancun, Mexico.

-- Acosta AM, Benes JL, Haut BH, Gudukas TL, Laughlin JJ, Saltzman SM, Dewald JP. Upper extremity multi-degree of freedom torque generating abilities in able-bodied individuals. In: Society for Neuroscience, 2003. New Orleans, LA.

-- Acosta AM, Dawson ML, Ellis MD, Yu K, Zuercher JL, Beer RF, Dewald JP. Changes in maximum shoulder and elbow torque generating abilities as a function of arm configuration in able-bodied and chronic stroke individuals. In: Third Annual International Shoulder Group Conference, 2002. Cleveland, OH.

-- Acosta AM, Dawson ML, Ellis MD, Yu K, Zuercher JL, Beer RF, Dewald JP. Changes in static torque generating ability as a function of arm configuration in able-bodied and chronic stroke subjects. In: Society for Neuroscience, 2002. Orlando, FL.

-- Acosta AM, Kirsch RF, van der Helm FCT. Feasibility of restoring shoulder function in individuals with C3-C4 spinal cord injury. In: International Functional Electrical Stimulation Society (IFESS), 2001. Cleveland, OH.

-- Acosta AM, Kirsch RF. Estimating Shoulder Maximum Muscle Forces in Individuals with C5-C6 Tetraplegia. In: World Congress on Medical Physics and Biomedical Engineering, 2000. Chicago, IL.

-- Acosta AM, Kirsch RF, van der Helm F. The effects of muscle paralysis on shoulder function. In: International Society of Biomechanics (Herzog W, Jinha A, eds), 1999. p 733. Calgary, AB, Canada.

-- Acosta AM, Kirsch RF, van der Helm FCT. Modeling shoulder function in high level tetraplegia. In: First Joint Meeting of BMES & EMBS, 1999. Atlanta, GA, USA.

-- Acosta AM, Kirsch RF, Parikh PP, van der Helm FCT. A musculoskeletal shoulder model for cervical spinal cord injury. In: Biomedical Engineering Society. Annals of Biomedical Engineering (Saidel GM, ed), 1998. p S-133. Cleveland, OH USA.

-- Acosta AM, Kirsch RF, van der Helm FCT. Internal shoulder motion in C5 tetraplegia. In: International Functional Electrical Stimulation Society and Neural Prostheses: Motor Systems V, 1997. p 133. Burnaby, British Columbia, Canada.

-- Acosta AM, Kirsch RF, Parikh PP. A neuroprosthesis for restoration of shoulder function in C5-C6 tetraplegia. In: Proceedings of the IEEE Engineering in Medicine and Biology Society, 1997. p 133. Chicago, IL USA.

-- Acosta AM, Kirsch RF. Endpoint stiffness estimation for assessing arm stability. In: First Annual Conference of the International Functional Electrical Stimulation Society, 1996. Cleveland, OH USA.

-- Acosta AM, Kirsch RF. A Planar manipulator for the study of multi-joint human arm posture and movement control. In: IX Engineering Foundation Conference on the Biomechanics and Neural Control of Movement, 1996. Mt. Sterling, USA.