A New Generation of Double-Sided Intramuscular Electrodes for Multi-Channel Recording and Stimulation
Poppendieck, Wigand ; Muceli, Silvia ; Dideriksen, Jakob ; Rocon, Eduardo ; Pons, Jose Luis ; Farina, Dario ; Hoffmann, Klaus-Peter
Neural interfaces – Microelectrode technology
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Motor neuroprostheses – Neuromuscular stimulation
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Neurological disorders – Diagnostic and evaluation techniques
In this work, a new generation of intramuscular multi-channel electrode for EMG recording and muscle stimulation is presented. The electrode is…
An Embedded System for Simultaneous and Proportional Myoelectric Control of Upper Limb Prostheses
Hahne, Janne ; Müller, Klaus-Robert ; Farina, Dario
Motor neuroprostheses – Prostheses
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Rehabilitation – Wearable systems
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Motor learning, neural control, and neuromuscular systems
Clinically available control techniques for myoelectric prostheses allow the activation of only one degree of freedom (DOF) at a time. In this…
Decoding of the Endogenous Somatic Attention by Utilizing Brain Signals Induced from Tactile Selective Sensation
Brain-computer/machine interface
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Sensory neuroprostheses – Somatosensory
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Brain functional imaging – EEG
Decoding the subjective attention or intention is the main target of brain-computer interface research. In this study, we tried to validate…
EMG Biofeedback for Improved Accuracy and Precision of Routine Grasping using Myoelectric Prostheses
Dosen, Strahinja ; Markovic, Marko ; Schweisfurth, Meike Annika ; Hartmann, Cornelia ; De Nunzio, Alessandro Marco ; Farina, Dario
Neural interfaces – Biomaterials
This study presents a novel approach to closing the loop in myoelectric prostheses by feeding back to the user the information on the…
Estimating EMG Signals to Drive NeuroMusculoSkeletal Models in Cyclic Rehabilitation Movements
Tagliapietra, Luca ; Vivian, Michele ; Sartori, Massimo ; Farina, Dario ; Reggiani, Monica
Modeling and simulation in musculoskeletal biomechanics
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Assistive and cognitive robotics in rehabilitation
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Assistive and cognitive robotics in aided living
A main challenge in the development of robotic rehabilitation devices is how to understand patient’s intentions and adapt to his/her current…
Impaired Regulation Post-Stroke of Motor Unit Firing Behavior during Volitional Relaxation of Knee Extensor Torque Assessed using High Density Surface EMG Decomposition
Murphy, Spencer ; Berrios, Reivian ; Nelson, Andrew ; Negro, Francesco ; Farina, Dario ; Schmit, Brian ; Hyngstrom, Allison
Rehabilitation – Stroke
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Rehabilitation
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Neurological disorders
The purpose of this study was to use high density surface EMG recordings to quantify stroke-related abnormalities in motor unit firing…
Individual Finger Classification from Surface EMG: Influence of Electrode Set
Celadon, Nicolò ; Dosen, Strahinja ; Paleari, Marco ; Farina, Dario ; Ariano, Paolo
Biomedical signal classification
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Pattern recognition methods for data mining in biosignals
The aim of this work was to minimize the number of channels, determining acceptable electrode locations and optimizing electrode-recording…
Learning an Internal Model of Myoelectric Prostheses to Improve Accuracy of Grasping Force: The Importance of a Vibrotactile Feedback
De Nunzio, Alessandro Marco ; Lemling, Sabrina ; Markovic, Marko ; Dosen, Strahinja ; Schweisfurth, Meike Annika ; Hartmann, Cornelia ; Graimann, Bernhard ; Farina, Dario
Sensory neuroprostheses – Somatosensory
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Motor neuroprostheses – Prostheses
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Motor learning, neural control, and neuromuscular systems
This study aimed at evaluating the accuracy and precision of the grasping force control, exerted through a myoelectric hand prosthesis,…
Neuroplasticity Induction by a Fast Brain Switch Triggered Sensory Feedback: A Comparison of Electrical and Mechanical Stimulation
Xu, Ren ; Jiang, Ning ; Mrachacz-Kersting, Natalie ; Dremstrup, Kim ; Farina, Dario
Brain-computer/machine interface
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Rehabilitation – Stroke
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Neural stimulation – Transcranial magnetic stimulation (TMS)
In this study, we compared electrical and mechanical stimulation triggered by a brain switch for inducing neuroplasticity. The preliminary…
Preliminary Evaluation of the Tactile Feedback System based on Artificial Skin and Electrotactile Stimulation
Franceschi, Marta ; Seminara, Lucia ; Pinna, Luigi ; Dosen, Strahinja ; Farina, Dario ; Valle, Maurizio
Rehabilitation
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Rehabilitation – Robotics
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Sensory neuroprostheses – Somatosensory
This research is motivated by the need of integrating cutaneous sensing into a prosthetic device, enabling a bidirectional communication…
Sparse Source Separation of High-Density Intramuscular EMG Signals
Negro, Francesco ; Muceli, Silvia ; Lin, Chuang ; Farina, Dario
Blind source separation
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Signal processing in physiological systems
The automatic decomposition of multi-channel EMG signals can be efficiently addressed using blind source separation methods. However,…
Theoretical Model and Experimental Validation of the Estimated Proportions of Common and Independent Input to Motor Neurons
Castronovo, Anna Margherita ; Negro, Francesco ; Farina, Dario
Motor learning, neural control, and neuromuscular systems
Motor neurons in the spinal cord receive synaptic input that comprises common and independent components. The part of synaptic input that…
Wireless Radio Channel for Intramuscular Electrode Implants in the Control of Upper Limb Prostheses
Stango, Antonietta ; Yekeh Yazdandoost, Kamya ; Farina, Dario
Implantable technologies
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Body sensor networks and telemetric systems
In the last few years the use of implanted devices has been considered also in the field of myoelectric hand prostheses. Wireless implanted…
