reaching movements
The effect of arm weight support on upper limb muscle synergies during reaching movements
... of reaching movements have never been systematically investigated ...of reaching movements in healthy individuals [8,9,39] need to be extended by characterizing limb kinematics, muscular ...
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Krüger, Melanie (2013): Motor variability as a characteristic of the control of reaching movements: influence of sensory input and task constraints. Dissertation, LMU München: Graduate School of Systemic Neurosciences (GSN)
... complex reaching movements in the presence of multiple task constraints remains a question to be answered and will be targeted in the fourth study presented in this ...
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Positive effects of robotic exoskeleton training of upper limb reaching movements after stroke
... including reaching and spatial antigravity ...of reaching movements performed before and after ...joint movements and of improved interjoint coordination of elbow and shoulder ...
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Negotiated control between the manual and visual systems for visually guided hand reaching movements
... seated reaching movements was simulated by solving an inverse kinematics model wherein joint trajectories were estimated from a set of recorded hand and head ...
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Effects of underestimating the kinematics of trunk rotation on simultaneous reaching movements: predictions of a biomechanical model
... Arm movements often occur simultaneously with trunk rotations, such as when approaching an object out of reach on our ...during reaching produces Coriolis torques that push the arm perpendicularly to the ...
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Evaluation of tremor interference with control of voluntary reaching movements in patients with Parkinson’s disease
... point-to-point reaching movements with their tremor affected arm or preferred ...the reaching tasks by the ...of reaching movements by the PD subjects with tremor were evaluated using ...
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Determining Patterns in Neural Activity for Reaching Movements Using Nonnegative Matrix Factorization
... during reaching movements [7]. Hence, the bin-count data for the reaching movement will contain increasing firing activity of the spe- cific neuronal subset on local partitions of the ...of ...
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Contributions of the PPC to online control of visually guided reaching movements assessed with fMRI Guided TMS
... perturbed reaching extended into the SPL. General reaching (versus fixation) induced activations extending even more medially and posteriorly in the ...of reaching (Nickel and Seitz 2005; Culham et ...
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Zhang, Lei (2015): Rapid motor responses to external perturbations during reaching movements: experimental results and modelling. Dissertation, LMU München: Medizinische Fakultät
... Unexpected external perturbations during reaching movements are normally compensated for automatically and unconsciously. Previous studies observed that, in the case of transient small perturbations, the ...
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Characterization of whole-body muscle activity during reaching movements using space-by-time modularity and functional similarity analysis
... We applied the sNM3F algorithm to the (pre-processed) EMG recordings of each participant to extract a space-by-time representation of the single-trial muscle activity during performance of the 72 distinct whole-body ...
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Mapping upper-limb motor performance after stroke - a novel method with utility for individualized motor training
... map reaching movements across a single 2D horizontal ...of reaching movements across a full 3D range of movement, and across different target locations is possible in principle, but testing ...
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Movement control in clumsy children : visuoperceptual ability and hemispheric specialisation in aimed reaching
... This study introduced two m ethodological innovations in an attem pt to clarify conclusions drawn from other studies investigating reaching movements in clumsy children. Firstly, assessment of ...
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Changes in Excitability of the Motor Cortex Associated with Internal Model Formation during Intrinsic Visuomotor Learning in the Upper Arm
... planar reaching movements (15 cm path length) were made from a central start position (1 cm diameter) to a peripheral target (1 cm diameter) in two primary direc- tions 1) towards the body (270˚ target) and ...
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An explorative, cross-sectional study into abnormal muscular coupling during reach in chronic stroke patients
... ADL-like reaching movements of chronic stroke patients at the level of muscle activation and movement ...multi-joint reaching movements starting at table height were compared between two ...
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Normalizing the Arm Reaching Patterns after Stroke through Forced Use Therapy– A Systematic Review
... Hemiparesis is common following stroke. The ability to reach and grasp is a necessary component of many daily life functional tasks, hence reduced upper limb function has an impact on the ability to perform activities of ...
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Effect of auditory feedback differs according to side of hemiparesis: a comparative pilot study
... Degree of spatial attention deficits may be another possi- ble explanation for different effects of feedback depending on side of lesion. Our auditory feedback task could be considered similar to a dual task since ...
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Reaching a better understanding of the control of bimanual movements in older adults
... if movements were examined at the level of each individual trial asynchrony would be evident, but this is often hidden by the examination of movement kinematics ...hand movements should not necessarily be ...
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Audio-Biofeedback training for posture and balance in Patients with Parkinson's disease
... body movements, differences in the base of support; ...(4) reaching in different directions with move- ment of the trunk, (5) stepping in different directions and onto steps in different ...Both ...
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Reaching for the light: The prioritization of conspicuous visual stimuli for reflexive target-directed reaching
... (Zehetleitner et al., 2011) observed that when participants pointed to a target among a uniform field of distractors differing from the target in either orientation or luminance, reach durations and initiation latencies ...
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Reaching consensus on a connected graph
... In this section we consider a special case of our problem of reaching a consensus on the complete graph with n vertices where m = 2. Because of the symmetries of the complete graph, from the probabilistic point of ...
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