AIMC Topic: Biomechanical Phenomena

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Toward Standardized Acoustic Radiation Force (ARF)-Based Ultrasound Elasticity Measurements With Robotic Force Control.

IEEE transactions on bio-medical engineering Nov 2, 2015
OBJECTIVE: Acoustic radiation force (ARF)-based approaches to measure tissue elasticity require transmission of a focused high-energy acoustic pulse from a stationary ultrasound probe and ultrasound-based tracking of the resulting tissue displacement...
Abdomen Robotics Equipment Design Phantoms, Imaging Humans Elasticity Imaging Techniques Biomechanical Phenomena Male
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A generalized procedure for analyzing sustained and dynamic vocal fold vibrations from laryngeal high-speed videos using phonovibrograms.

Artificial intelligence in medicine Oct 30, 2015
OBJECTIVE: This work presents a computer-based approach to analyze the two-dimensional vocal fold dynamics of endoscopic high-speed videos, and constitutes an extension and generalization of a previously proposed wavelet-based procedure. While most a...
Vibration Phonation Larynx Voice Quality Principal Component Analysis Video Recording Image Interpretation, Computer-Assisted Pattern Recognition, Automated Wavelet Analysis Vocal Cords Voice Disorders Laryngoscopy Case-Control Studies Time Factors Support Vector Machine Predictive Value of Tests Adult Biomechanical Phenomena Male Middle Aged Humans Female Reproducibility of Results Aged
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Hand-Eye Calibration in Visually-Guided Robot Grinding.

IEEE transactions on cybernetics Oct 26, 2015
Visually-guided robot grinding is a novel and promising automation technique for blade manufacturing. One common problem encountered in robot grinding is hand-eye calibration, which establishes the pose relationship between the end effector (hand) an...
Humans Biomechanical Phenomena Robotics Models, Biological Calibration Manufacturing Industry
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Human-Robot Interaction: Does Robotic Guidance Force Affect Gait-Related Brain Dynamics during Robot-Assisted Treadmill Walking?

PloS one Oct 20, 2015
In order to determine optimal training parameters for robot-assisted treadmill walking, it is essential to understand how a robotic device interacts with its wearer, and thus, how parameter settings of the device affect locomotor control. The aim of ...
Robotics Adult Walking Biomechanical Phenomena Humans Gait Male Brain User-Computer Interface Female Young Adult
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Validation of a six degree-of-freedom robotic system for hip in vitro biomechanical testing.

Journal of biomechanics Oct 19, 2015
Currently, there exists a need for a more thorough understanding of native hip joint kinematics to improve the understanding of pathological conditions, injury mechanisms, and surgical interventions. A biomechanical testing system able to accomplish ...
Humans Adult Biomechanical Phenomena Middle Aged Movement Robotics Range of Motion, Articular Hip Joint Femur
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Estimation of ground reaction forces and ankle moment with multiple, low-cost sensors.

Journal of neuroengineering and rehabilitation Oct 14, 2015
BACKGROUND: Wearable sensor systems can provide data for at-home gait analyses and input to controllers for rehabilitation devices but they often have reduced estimation accuracy compared to laboratory systems. The goal of this study is to evaluate a...
Animals Male Neural Networks, Computer Middle Aged Walking Humans Female Cattle Gait Adult Accelerometry Biomechanical Phenomena Ankle Joint
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The Effects of Fluidic Loading on Underwater Contact Sensing with Robotic Fins and Beams.

IEEE transactions on haptics Oct 1, 2015
As robots become more involved in underwater operations, understanding underwater contact sensing with compliant systems is fundamental to engineering useful haptic interfaces and vehicles. Despite knowledge of contact sensation in air, little is kno...
Robotics Equipment Design Models, Biological Transducers Animal Fins Humans Computer Simulation Biomechanical Phenomena Animals
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Effects of robotic gait rehabilitation on biomechanical parameters in the chronic hemiplegic patients.

Neurophysiologie clinique = Clinical neurophysiology Sep 14, 2015
Hemiplegia is a more or less complete loss of hemibody voluntary motricity following a brain injury, usually resulting in alterations of the locomotor system with persistent disorders of movement and posture. We were interested in studying the gait p...
Hemiplegia Knee Stroke Rehabilitation Gait Disorders, Neurologic Robotics Humans Biomechanical Phenomena Knee Joint Female Male Aged Middle Aged Chronic Disease Stroke Walking
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Test-retest reliability of KINARM robot sensorimotor and cognitive assessment: in pediatric ice hockey players.

Journal of neuroengineering and rehabilitation Sep 5, 2015
BACKGROUND: Better diagnostic and prognostic tools are needed to address issues related to early diagnosis and management of concussion across the continuum of aging but particularly in children and adolescents. The purpose of the current study was t...
Humans Prospective Studies Computer Simulation Prognosis Learning Reproducibility of Results Biomechanical Phenomena Male Neuropsychological Tests Brain Concussion Longitudinal Studies Practice, Psychological Hockey Adolescent Robotics Child Psychomotor Performance Cognition Sensation Treatment Outcome
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A Robot-Driven Computational Model for Estimating Passive Ankle Torque With Subject-Specific Adaptation.

IEEE transactions on bio-medical engineering Aug 31, 2015
BACKGROUND: Robot-assisted ankle assessment could potentially be conducted using sensor-based and model-based methods. Existing ankle rehabilitation robots usually use torquemeters and multiaxis load cells for measuring joint dynamics. These measurem...
Torque Range of Motion, Articular Ankle Joint Therapy, Computer-Assisted Biomechanical Phenomena Ankle Humans Computer Simulation Male Female Robotics Young Adult Models, Biological Adult
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