Results 91 to 100 of about 272,086 (189)

Neuron Stimulation Device Integrated with Silicon Nanowire-Based Photodetection Circuit on a Flexible Substrate

Sensors, 2016
This paper proposes a neural stimulation device integrated with a silicon nanowire (SiNW)-based photodetection circuit for the activation of neurons with light. The proposed device is comprised of a voltage divider and a current driver in which SiNWs are
Suk Won Jung, Jong Yoon Shin, Kilwha Pi, Yong Sook Goo, Dong-il “Dan” Cho   +4 more
doaj   +1 more source

Implications of Neural Plasticity in Retinal Prosthesis. [PDF]

Invest Ophthalmol Vis Sci, 2022
Caravaca-Rodriguez D, Gaytan SP, Suaning GJ, Barriga-Rivera A.   +3 more
europepmc   +1 more source

Cobalt-induced Retinopathy: Unveiling the hidden risk of knee prosthesis

American Journal of Ophthalmology Case Reports
Purpose: To report a case of cobalt-induced retinopathy from a knee prosthesis and to outline the diagnostic challenges and management approach. Observation: A 67-year-old female presented with chronic bilateral visual disturbances, including blurred ...
Aim-On Saengsirinavin, Jia-Horung Hung, Anadi Khatri, Celine Dan-Tam Nguyen, Pamok Seangsirinavin, Frances Andrea Anover, Negin Yavari, Dalia El-feky, Ngoc Trong Tuong Than, Osama Elaraby, Xiaoyan Zhang, Anh Ngoc Tram Tran, Cigdem Yasar, Azadeh Mobasserian, Irmak Karaca, Amir Akhavanrezayat, Chi Mong Christopher Or, Quan Dong Nguyen   +17 more
doaj   +1 more source

Seeing the Future: A Review of Ocular Therapy

Bioengineering
Ocular diseases present a unique challenge and opportunity for therapeutic development. The eye has distinct advantages as a therapy target given its accessibility, compartmentalization, immune privilege, and size.
Maiya Whalen, Monica Akula, Shannon M. McNamee, Margaret M. DeAngelis, Neena B. Haider   +4 more
doaj   +1 more source

The Argus II Retinal Prosthesis System [PDF]

, 2019
The field of retinal prosthetics has seen significant advances in the past 3 decades. Encouraging results from different groups have shown coarse objective functional improvement, using a range of technological and surgical approaches.
Da Cruz, L, Bloch, E
core   +1 more source

Estimating Phosphene Locations Using Eye Movements of Suprachoroidal Retinal Prosthesis Users. [PDF]

Transl Vis Sci Technol, 2023
Titchener SA, Goossens J, Kvansakul J, Nayagam DAX, Kolic M, Baglin EK, Ayton LN, Abbott CJ, Luu CD, Barnes N, Kentler WG, Shivdasani MN, Allen PJ, Petoe MA.   +13 more
europepmc   +1 more source

Implantable multilayer microstrip antenna for retinal prosthesis: Antenna testing

, 2012
Retinal prosthesis has come to a more mature stage and become a very strategic answer to Retinitis Pigmentosa (RP) and Age-related Macular Degeneration (AMD) diseases.
Hans Permana (19979205), Qiang Fang (133173), Wayne Rowe (18031822)   +2 more
core  

Retinal Prostheses: Patient Selection and Screening

, 2017
The Argus II surgeon must ensure that the patient selected for device implantation meets all of the eligibility criteria contained in the product label, there are no contraindications to device placement, the patient’s level of residual vision ...
Olmos de Koo, Lisa C, Gregori, Ninel, Ninel Gregori, Lisa C. Olmos de Koo   +3 more
core   +1 more source

Intelligent Visual Prioritization for Retinal Prostheses via Context-Aware Object Ranking and Depth-Aware Phosphene Generation

Biomimetics
Images from high-resolution cameras are mapped onto a sparse pattern of low spatial resolution and intensity in the retina, which limits visual perception in retinal prosthetic vision.
Xinwei Li, Irshad Khalil, Faisal Rahman, Muhammad Nawaz Khan   +3 more
doaj   +1 more source

Evaluation of the Long-Term Clinical Results of 3 Patients Implanted with the Argus II Retinal Prosthesis. [PDF]

Turk J Ophthalmol, 2023
Güven D, Düzgün E, Kutucu OK, Gül C.
europepmc   +1 more source