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Nigel H. Lovell

Researcher at University of New South Wales

Publications -  678
Citations -  19383

Nigel H. Lovell is an academic researcher from University of New South Wales. The author has contributed to research in topics: Retinal ganglion & Blood pump. The author has an hindex of 58, co-authored 634 publications receiving 16465 citations. Previous affiliations of Nigel H. Lovell include NICTA & AmeriCorps VISTA.

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Electrode multiplexing method for retinal prosthesis

TL;DR: In this article, a method for efficient multiplexing of a plurality of electrodes in a nerve stimulator using improved, predetermined, regular, repeatable geometric patterns arranged in a predetermined mosaic to form a desired array is described.
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Frequency-dependent reduction of voltage-gated sodium current modulates retinal ganglion cell response rate to electrical stimulation

TL;DR: Using whole-cell patch clamp recordings of rabbit RGCs, a technique is demonstrated to prevent the spiking response depression and it is shown that this response depression was not caused by inhibition arising from the retinal network but, instead, by a stimulus-frequency-dependent decline of RGC voltage-gated sodium current.
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Understanding the retina : a review of computational models of the retina from the single cell to the network level

TL;DR: This article begins by reviewing retinal modeling strategies and existing models, then discusses in detail the significance and limitations of these models, and provides suggestions for the future development of retinal neural modeling.
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Selecting Power-Efficient Signal Features for a Low-Power Fall Detector

TL;DR: This paper proposes an approach for selecting power-efficient signal features such that the minimum desirable fall detection accuracy is assured, providing a power saving of 75.3%, while limiting the error rate of a binary classification decision tree fall detection algorithm to 7.1%.
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Integrated electrode and high density feedthrough system for chip-scale implantable devices.

TL;DR: High density feedthroughs have been developed which allow for the integration of chip-scale features and electrode arrays with up to 1141 stimulating sites to be located on a single implantable package, and ceramic-Pt constructs are shown to have acceptable biological properties.