• 887 Citations
  • 15 h-Index
1987 …2022
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Research Output 1987 2019

  • 887 Citations
  • 15 h-Index
  • 43 Article
  • 29 Conference contribution
  • 2 Patent
  • 1 Chapter

VLSI circuit of lamprey unit pattern generator

Brauer, E. J., Jung, R., Thompsen, B. & Abbas, J., 1999, Proceedings of the International Joint Conference on Neural Networks. United States: IEEE, Vol. 4. p. 2319-2322 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

VLSI circuits
CMOS integrated circuits
Networks (circuits)
Neurology
Neurons

USING STRETCH SENSORS TO MEASURE KNEE AND HIP ANGLES.

Barnicle, K., Abbas, J., Du, Q. Y., Miao, C. L., Ko, W., Muccio, P., Marsolais, E. B. & Chizeck, H., 1987, Unknown Host Publication Title. Steele, R. D. & Gerrey, W. (eds.). Washington, DC, USA: RESNA-Assoc for the Advancement of Rehabilitation Technology, p. 603-604 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hot isostatic pressing
Angle measurement
Capacitive sensors
Sensors
Mountings
17 Citations (Scopus)

Using mathematical models and advanced control systems techniques to enhance neuroprosthesis function

Abbas, J. & Riener, R., 2001, In : Neuromodulation. 4, 4, p. 187-194 8 p.

Research output: Contribution to journalArticle

Theoretical Models
Technology
Nervous System Diseases
Posture
Spinal Cord Injuries
25 Citations (Scopus)

Using electrical stimulation to control standing posture

Abbas, J. & Gillette, J. C., Aug 2001, In : IEEE Control Systems Magazine. 21, 4, p. 80-90 11 p.

Research output: Contribution to journalArticle

Neutral Systems
Strategy
Review
4 Citations (Scopus)

Transforming clinical rehabilitation into interactive multimedia

Vuong, C. H., Ingalls, T. M. & Abbas, J., 2011, MM'11 - Proceedings of the 2011 ACM Multimedia Conference and Co-Located Workshops. p. 937-940 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Patient rehabilitation
1 Citation (Scopus)

The effects of bending on the resistance of elastically stretchable metal conductors, and a comparison with stretching

Graudejus, O., Li, T., Cheng, J., Keiper, N., Ponce Wong, R. D., Pak, A. B. & Abbas, J., May 29 2017, In : Applied Physics Letters. 110, 22, 221906.

Research output: Contribution to journalArticle

conductors
metals
radii
sensors
gold
11 Citations (Scopus)

Temporal characteristics of lower extremity moment generation in children with cerebral palsy

Downing, A. L., Ganley, K. J., Fay, D. R. & Abbas, J., Jun 2009, In : Muscle and Nerve. 39, 6, p. 800-809 10 p.

Research output: Contribution to journalArticle

Cerebral Palsy
Lower Extremity
Isometric Contraction
Ankle
Hip
5 Citations (Scopus)

Technology for mobility in SCI 10 years from now

Boninger, M., French, J., Abbas, J., Nagy, L., Ferguson-Pell, M., Taylor, S. J., Rodgers, M., Saunders, N., Peckham, H., Marshall, R. & Sherwood, A., May 2012, In : Spinal Cord. 50, 5, p. 358-363 6 p.

Research output: Contribution to journalArticle

Spinal Cord Injuries
Technology
Research
Quality of Life
Costs and Cost Analysis

Task-dependent adjustments to co-stimulation levels in functional neuromuscular stimulation systems

Zhang, X., Triolo, R. J. & Abbas, J., 1999, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Piscataway, NJ, United States: IEEE, Vol. 1. p. 658 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cost functions
Muscle
Controllers
Computer simulation
Costs

Standing with Functional Neuromuscular Stimulation: Effect of Foot Placement and Feedback Variables

Abbas, J., Finley, J. L., Gillette, J. C., Triolo, R. J. & Resig, J. A., 2003, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Leder, R. S. (ed.). Vol. 2. p. 1527-1530 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Feedback
Direction compound
3 Citations (Scopus)

Software structure for implementing multi-state feedback controllers in FNS systems

Abbas, J., Chizeck, H. J., Borges, G., Chow, P., Lambert, P. & Moynahan, M., 1988, IEEE/Engineering in Medicine and Biology Society Annual Conference. Piscataway, NJ, United States: Publ by IEEE, Vol. 10 pt 4. p. 1653-1654 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

State feedback
Controllers
Stairs
Feedback

Simulating recordings from intrafascicular electrodes to facilitate decoding algorithm development

Abdelghani, M., Abbas, J., Horch, K. W. & Jung, R., 2013, Proceedings - 29th Southern Biomedical Engineering Conference, SBEC 2013. p. 49-50 2 p. 6525670

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Decoding
Electrodes
Neurons
Robots
23 Citations (Scopus)
Adaptive systems
Control systems
Adaptive control systems
Research laboratories
Tuning
1 Citation (Scopus)

Sensitivity analysis of an analog circuit model of Lamprey unit pattern generator

Brauer, E. J., Jung, R., Wilson, D. & Abbas, J., 1997, IEEE International Conference on Neural Networks - Conference Proceedings. Piscataway, NJ, United States: IEEE, Vol. 2. p. 975-979 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analog circuits
Sensitivity analysis
Networks (circuits)
Neurons
Mathematical models

Restoring Ventilatory Control Using an Adaptive Bioelectronic System

Siu, R., Abbas, J. J., Hillen, B. K., Gomes, J., Coxe, S., Castelli, J., Renaud, S. & Jung, R., Dec 15 2019, In : Journal of Neurotrauma. 36, 24, p. 3363-3377 15 p.

Research output: Contribution to journalArticle

Diaphragm
Hypoventilation
Phrenic Nerve
Tidal Volume
Paresis
5 Citations (Scopus)

Residual standard deviation: Validation of a new measure of dual-task cost in below-knee prosthesis users

Howard, C. L., Wallace, C., Abbas, J. & Stokic, D. S., Jan 1 2017, In : Gait and Posture. 51, p. 91-96 6 p.

Research output: Contribution to journalArticle

Knee Prosthesis
Prostheses and Implants
Costs and Cost Analysis
Gait
ROC Curve
14 Citations (Scopus)

Repetetive hindlimb movement using intermittent adaptive neuromuscular electrical stimulation in an incomplete spinal cord injury rodent model

Fairchild, M. D., Kim, S. J., Iarkov, A., Abbas, J. & Jung, R., Jun 2010, In : Experimental Neurology. 223, 2, p. 623-633 11 p.

Research output: Contribution to journalArticle

Hindlimb
Spinal Cord Injuries
Electric Stimulation
Rodentia
Hip
47 Citations (Scopus)

Real-time interaction between a neuromorphic electronic circuit and the spinal cord

Jung, R., Brauer, E. J. & Abbas, J., 2001, In : IEEE Transactions on Neural Systems and Rehabilitation Engineering. 9, 3, p. 319-326 8 p.

Research output: Contribution to journalArticle

Spinal Cord
Lampreys
Networks (circuits)
VLSI circuits
Neurology

Polestriding Intervention Improves Gait and Axial Symptoms in Mild to Moderate Parkinson Disease

Krishnamurthi, N., Shill, H., O'Donnell, D., Mahant, P., Samanta, J., Lieberman, A. & Abbas, J., Apr 1 2017, In : Archives of Physical Medicine and Rehabilitation. 98, 4, p. 613-621 9 p.

Research output: Contribution to journalArticle

Gait
Parkinson Disease
Movement Disorders
Walking
Outpatients
85 Citations (Scopus)

New control strategies for neuroprosthetic systems

Crago, P. E., Lan, N., Veltink, P. H., Abbas, J. & Kantor, C., Apr 1996, In : Journal of Rehabilitation Research and Development. 33, 2, p. 158-172 15 p.

Research output: Contribution to journalArticle

Lower Extremity
Muscles
Muscle Fatigue
Muscle
Gait
27 Citations (Scopus)

Neuromuscular stimulation therapy after incomplete spinal cord injury promotes recovery of interlimb coordination during locomotion

Jung, R., Belanger, A., Kanchiku, T., Fairchild, M. & Abbas, J., 2009, In : Journal of Neural Engineering. 6, 5, 055010.

Research output: Contribution to journalArticle

Locomotion
Electric Stimulation Therapy
Spinal Cord Injuries
Electric Stimulation
Recovery
15 Citations (Scopus)

Neuromuscular electrical stimulation of the hindlimb muscles for movement therapy in a rodent model

Ichihara, K., Venkatasubramanian, G., Abbas, J. & Jung, R., Jan 30 2009, In : Journal of Neuroscience Methods. 176, 2, p. 213-224 12 p.

Research output: Contribution to journalArticle

Hindlimb
Electric Stimulation
Rodentia
Muscles
Torque
11 Citations (Scopus)

Neuromuscular electrical stimulation induced forelimb movement in a rodent model

Kanchiku, T., Lynskey, J. V., Protas, D., Abbas, J. & Jung, R., Jan 30 2008, In : Journal of Neuroscience Methods. 167, 2, p. 317-326 10 p.

Research output: Contribution to journalArticle

Forelimb
Electric Stimulation
Rodentia
Joints
Hand Strength

Neuromorphic a VLSI circuit of lamprey unit pattern generator

Brauer, E. J., Thompsen, B., Jung, R. & Abbas, J., 1999, Midwest Symposium on Circuits and Systems. Piscataway, NJ, United States: IEEE, Vol. 2. p. 1095-1098 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

VLSI circuits
Fish
Neurons
Numerical models
Networks (circuits)
3 Citations (Scopus)

Neural networks for control of posture and locomotion

Abbas, J., 1997, Proceedings of the American Control Conference. IEEE, Vol. 5. p. 3289-3293 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Neural networks
Control systems
Network components
Control system applications
Robots
86 Citations (Scopus)

Neural network control of functional neuromuscular stimulation systems: Computer simulation studies

Abbas, J. & Chizeck, H. J., Nov 1995, In : IEEE Transactions on Biomedical Engineering. 42, 11, p. 1117-1127 11 p.

Research output: Contribution to journalArticle

Musculoskeletal system
Neural networks
Control systems
Computer simulation
Torque
5 Citations (Scopus)

Mechanical fatigue resistance of an implantable branched lead system for a distributed set of longitudinal intrafascicular electrodes

Pena, A. E., Kuntaegowdanahalli, S. S., Abbas, J., Patrick, J., Horch, K. W. & Jung, R., Nov 10 2017, In : Journal of Neural Engineering. 14, 6, 066014.

Research output: Contribution to journalArticle

Computer Communication Networks
Fatigue
Electrodes
Lead
Fatigue of materials
38 Citations (Scopus)

Longitudinal performance of a surgically implanted neuroprosthesis for lower-extremity exercise, standing, and transfers after spinal cord injury

Triolo, R. J., Bailey, S. N., Miller, M. E., Rohde, L. M., Anderson, J. S., Davis, J. A., Abbas, J., Diponio, L. A., Forrest, G. P., Gater, D. R. & Yang, L. J., May 2012, In : Archives of Physical Medicine and Rehabilitation. 93, 5, p. 896-904 9 p.

Research output: Contribution to journalArticle

Spinal Cord Injuries
Lower Extremity
Knee
Exercise
Fatigue
3 Citations (Scopus)

Joint-specific changes in locomotor complexity in the absence of muscle atrophy following incomplete spinal cord injury

Hillen, B. K., Yamaguchi, G. T., Abbas, J. & Jung, R., 2013, In : Journal of NeuroEngineering and Rehabilitation. 10, 1, 97.

Research output: Contribution to journalArticle

Muscular Atrophy
Spinal Cord Injuries
Joints
Ankle
Entropy
3 Citations (Scopus)

Iterative learning control strategy for functional neuromuscular stimulation

Dou, H., Zhou, Z., Chen, Y., Xu, J. X. & Abbas, J., 1996, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. 1 ed. IEEE, p. 426-427 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Muscle
Controllers
Torque
Control systems
Micro-Electrical-Mechanical Systems
Extremities
Directories
Communication
Inventors

Improving health-care delivery in low-resource settings with nanotechnology: Challenges in multiple dimensions

Abbas, J., Smith, B., Poluta, M. & Velazquez-Berumen, A., Jan 1 2017, In : Nanobiomedicine. 4

Research output: Contribution to journalArticle

Child Mortality
Maternal Death
Biomedical Technology
Nanotechnology
Maternal Mortality
1 Citation (Scopus)

Hardware implementation of a neural network pattern shaper algorithm

Brauer, E. J., Abbas, J., Callaway, B., Colvin, J. & Farris, J., 1999, Proceedings of the International Joint Conference on Neural Networks. United States: IEEE, Vol. 4. p. 2315-2318 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Neural networks
Hardware
Muscle
Field programmable gate arrays (FPGA)
Logic circuits

Graphical user interface for functional neuromuscular stimulation system

Brauer, E. J., Colvin, J. & Abbas, J., 1999, Midwest Symposium on Circuits and Systems. Piscataway, NJ, United States: IEEE, Vol. 2. p. 1105-1108 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Graphical user interfaces
Neural networks
Field programmable gate arrays (FPGA)
9 Citations (Scopus)

Foot Placement Alters the Mechanisms of Postural Control while Standing and Reaching

Gillette, J. C. & Abbas, J., Dec 2003, In : IEEE Transactions on Neural Systems and Rehabilitation Engineering. 11, 4, p. 377-385 9 p.

Research output: Contribution to journalArticle

Foot
Patient rehabilitation
Joints
Pressure
Spinal Cord Injuries
2 Citations (Scopus)

FNS control system tuning and clinical ratings of performance

Abbas, J. & Chizeck, H. J., Nov 1989, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Kim, Y. & Spelman, F. A. (eds.). Publ by Alliance for Engineering in Medicine & Biology, Vol. 11 pt 5. p. 1494-1495 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tuning
Feedback
Control systems
Systems analysis
Controllers

Feedback signals to adjust and control standing posture

Finley, J. L., Gillette, J. C., Riess, J. A., Triolo, R. J. & Abbas, J., 2002, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Vol. 3. p. 2386-2387 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Feedback
Control systems
Experiments
4 Citations (Scopus)

FEEDBACK CONTROL OF THE HIP AND TRUNK IN PARAPLEGIC SUBJECTS USING FUNCTION NEUROMUSCULAR STIMULATION.

Abbas, J. & Chizeck, H. J., 1987, IEEE/Engineering in Medicine and Biology Society Annual Conference. New York, NY, USA: IEEE, p. 1571-1572 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hot isostatic pressing
Feedback control
Muscle
Disturbance rejection
Modulation
81 Citations (Scopus)

Feedback control of coronal plane hip angle in paraplegic subjects using functional neuromuscular stimulation

Abbas, J. & Chizeck, H. J., Jul 1991, In : IEEE Transactions on Biomedical Engineering. 38, 7, p. 687-698 12 p.

Research output: Contribution to journalArticle

Feedback control
Feedback
Controllers
Control systems
Mountings

Experimental results of 6 neuron VLSI circuit of lamprey unit pattern generator

Brauer, E. J., Jung, R., Abbas, J., Thompsen, B., Hilchie, S. & Tran, A., 1999, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Piscataway, NJ, United States: IEEE, Vol. 1. p. 372 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

VLSI circuits
Neurons
Networks (circuits)
Fish
Swimming
5 Citations (Scopus)

Experimental evaluation of an adaptive feedforward controller of use in functional neuromuscular stimulation systems

Abbas, J. & Triolo, R. J., 1993, Proceedings of the Annual Conference on Engineering in Medicine and Biology. Szeto, A. Y. J. & Rangayyan, R. M. (eds.). pt 3 ed. Piscataway, NJ, United States: Publ by IEEE, Vol. 15. p. 1326-1327 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Muscle
Controllers
Control systems
Torque
Feedforward control
58 Citations (Scopus)
Muscle
Torque
Control systems
Muscles
Controllers
3 Citations (Scopus)

Evaluation of FNS control systems: Software development and sensor characterization

Riess, J. & Abbas, J., 1997, In : Biomedical Sciences Instrumentation. 33, p. 197-202 6 p.

Research output: Contribution to journalArticle

Software engineering
Software
Control systems
Sensors
Extremities
1 Citation (Scopus)

Electrical stimulation: A societal perspective

Gater, D. R., McDowell, S. M. & Abbas, J., 2000, In : Assistive Technology. 12, 1, p. 85-91 7 p.

Research output: Contribution to journalArticle

Electric Stimulation
Costs and Cost Analysis
2 Citations (Scopus)

Effects of vibrotactile feedback and grasp interface compliance on perception and control of a sensorized myoelectric hand

Pena, A. E., Rincon-Gonzalez, L., Abbas, J. & Jung, R., Jan 1 2019, In : PLoS One. 14, 1, e0210956.

Research output: Contribution to journalArticle

Hand Strength
compliance
Compliance
hands
Hand
1 Citation (Scopus)

Effects of system nonlinearities on posture adjustments using functional neuromuscular stimulation

Hartman, E. C., Triolo, R. J. & Abbas, J., 1999, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Piscataway, NJ, United States: IEEE, Vol. 1. p. 660 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Muscle
Torque
Adaptive filters
Chemical activation
Computer monitors
1 Citation (Scopus)

Effects of spinal cord injury-induced changes in muscle activation on foot drag in a computational rat ankle model

Hillen, B. K., Jindrich, D. L., Abbas, J., Yamaguchi, G. T. & Jung, R., Apr 1 2015, In : Journal of Neurophysiology. 113, 7, p. 2666-2675 10 p.

Research output: Contribution to journalArticle

Spinal Cord Injuries
Ankle
Foot
Muscles
Muscular Atrophy
2 Citations (Scopus)

Effects of deep brain stimulation on dynamic posture shifts in Parkinson's disease

Krishnamurthi, N., Mulligan, S., Mahant, P., Samanta, J. & Abbas, J., 2009, 2009 ICME International Conference on Complex Medical Engineering, CME 2009. 4906651

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Deep Brain Stimulation
Posture
Parkinson Disease
Brain
Subthalamic Nucleus

Design and development of hand-opening and pinch force sensors

Pena, A., Kuntaegowdanahalli, S. S., Abbas, J. & Jung, R., 2013, Proceedings - 29th Southern Biomedical Engineering Conference, SBEC 2013. p. 167-168 2 p. 6525729

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sensors
Electric potential
Sensory feedback
Load testing
Distance measurement
9 Citations (Scopus)

Deep brain stimulation amplitude alters posture shift velocity in Parkinson's disease

Krishnamurthi, N., Mulligan, S., Mahant, P., Samanta, J. & Abbas, J., Aug 2012, In : Cognitive Neurodynamics. 6, 4, p. 325-332 8 p.

Research output: Contribution to journalArticle

Deep Brain Stimulation
Posture
Parkinson Disease
Hypokinesia
Pelvis