Results 11 to 20 of about 272,086 (189)
Ultrasonic Retinal Neuromodulation and Acoustic Retinal Prosthesis [PDF]
Micromachines, 2020 Ultrasound is an emerging method for non-invasive neuromodulation. Studies in the past have demonstrated that ultrasound can reversibly activate and inhibit neural activities in the brain. Recent research shows the possibility of using ultrasound ranging
Pei-An Lo +4 more
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Advances in retinal prosthesis systems [PDF]
Therapeutic Advances in Ophthalmology, 2019 Retinal prosthesis systems have undergone significant advances in the past quarter century, resulting in the development of several different novel surgical and engineering approaches.
Edward Bloch, Lyndon da Cruz
exaly +6 more sources
A flexible photoacoustic retinal prosthesis [PDF]
Nature CommunicationsRetinal degenerative diseases of photoreceptors are a leading cause of blindness with no effective treatment. Retinal prostheses aim to restore sight by stimulating residual retinal cells.
Audrey Leong +17 more
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A Novel In Vitro Sensing Configuration for Retinal Physiology Analysis of a Sub-Retinal Prosthesis
Sensors, 2012 This paper presents a novel sensing configuration for retinal physiology analysis, using two microelectrode arrays (MEAs). In order to investigate an optimized stimulation protocol for a sub-retinal prosthesis, retinal photoreceptor cells are stimulated,
Kyung Hwan Kim +2 more
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Graphene Oxide–Based Nanomaterials: An Insight into Retinal Prosthesis [PDF]
International Journal of Molecular Sciences, 2020 Retinal prosthesis has recently emerged as a treatment strategy for retinopathies, providing excellent assistance in the treatment of age-related macular degeneration (AMD) and retinitis pigmentosa.
Sheng-Jen Cheng, Xiao Liu, Guan-Yu Chen
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Long term positional stability of the Argus II retinal prosthesis epiretinal implant [PDF]
BMC Ophthalmology, 2023 Background The Argus II Retinal Prosthesis System (Second Sight Medical Products, Sylmar, California) is an epiretinal prosthesis that serves to provide useful vision to people who are affected by retinal degenerative diseases such as retinitis ...
Nimra Ghani +3 more
doaj +2 more sources
Progress on Designing a Chemical Retinal Prosthesis [PDF]
Frontiers in Cellular Neuroscience, 2022 The last major review of progress toward a chemical retinal prosthesis was a decade ago. Many important advancements have been made since then with the aim of producing an implantable device for animal testing.
Jiajia Wu +5 more
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IEEE Transactions on Biomedical Engineering, 2014 Retinal prosthesis has been translated from the laboratory to the clinic over the past two decades. Currently, two devices have regulatory approval for the treatment of retinitis pigmentosa. These devices provide partial sight restoration and patients use this improved vision in their everyday lives.
Mark S Humayun, James Weiland
exaly +5 more sources
Computational analysis of efficient organic solar cell-based retinal prosthesis using plasmonic gold nanoparticles [PDF]
Frontiers in Cellular Neuroscience, 2023 IntroductionPhotovoltaic restoration of vision, especially in conjunction with the use of silicon photodiodes, has gained attention for use in patients affected by blindness due to retinal layer disease.
Ali Rahmani, Ali Rahmani, Kyungsik Eom
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Effect of the electrode array-retina gap distance on visual function in patients with the Argus II retinal prosthesis [PDF]
BMC Ophthalmology, 2020 Background Post-implantation visual outcomes in patients with the Argus II Retinal Prosthesis is dependent on a multitude of factors including the positioning of the electrode array on the retina.
Abhishek Naidu +3 more
doaj +2 more sources