A multi-channel stimulator with an active electrode array implant for vagal-cardiac neuromodulation studies

Autor: Fangqi Liu, Maryam Habibollahi, Yu Wu, Nazanin Neshatvar, Jiaxing Zhang, Ciro Zinno, Outman Akouissi, Fabio Bernini, Lisa Alibrandi, Khatia Gabisonia, Vincenzo Lionetti, Jacopo Carpaneto, Henry Lancashire, Dai Jiang, Silvestro Micera, Andreas Demosthenous

Publikováno v: Bioelectronic Medicine, Vol 10, Iss 1, Pp 1-13 (2024)

Abstract Background Implantable vagus nerve stimulation is a promising approach for restoring autonomic cardiovascular functions after heart transplantation. For successful treatment a system should have multiple electrodes to deliver precise stimula

Externí odkaz: https://doaj.org/article/2f82aac0879c4ce1b67d37d007c949b3

Analog Integrated Current Drivers for Bioimpedance Applications: A Review

Autor: Nazanin Neshatvar, Peter Langlois, Richard Bayford, Andreas Demosthenous

Publikováno v: Sensors, Vol 19, Iss 4, p 756 (2019)

An important component in bioimpedance measurements is the current driver, which can operate over a wide range of impedance and frequency. This paper provides a review of integrated circuit analog current drivers which have been developed in the last

Externí odkaz: https://doaj.org/article/35817ff5eb2b4a219ac6a95904d1946e

A Goertzel Filter-Based System for Fast Simultaneous Multi-Frequency EIS

Autor: Andreas Demosthenous, Nazanin Neshatvar, Yu Wu, Dai Jiang, Louis Regnacq

Publikováno v: IEEE Transactions on Circuits and Systems II: Express Briefs
IEEE Transactions on Circuits and Systems II: Express Briefs, Institute of Electrical and Electronics Engineers, 2021, pp.1-1. ⟨10.1109/TCSII.2021.3092069⟩

Bioimpedance measurement is a non-invasive, radiation-free, and inexpensive method for measuring the electrical properties of biological tissues. In applications where transients occur, the commonly used swept sinewave is replaced with broadband sign

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c410de130435d25024224aa6393a2fe9
https://doi.org/10.1109/tcsii.2021.3092069

Locating Functionalized Gold Nanoparticles Using Electrical Impedance Tomography

Autor: Lucy Ghali, Andreas Demosthenous, Nakul Parel, Nazanin Neshatvar, Richard Bayford, Nima Seifnaraghi, Yevhen Ivanenko, Sven Nordebo, Thomas W. Rademacher, Rui Damaso, Wu Yu, Ivan M. Roitt

Publikováno v: IEEE transactions on bio-medical engineering. 69(1)

Objective: An imaging device to locate functionalised nanoparticles, whereby therapeutic agents are transported from the site of administration specifically to diseased tissues, remains a challenge for pharmaceutical research. Here, we show a new met

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5fd48bc28e24d906f599d7fdca67e8b6
https://pubmed.ncbi.nlm.nih.gov/34314352

1.2V Energy-Efficient Wireless CMOS Potentiostat for Amperometric Measurements

Autor: Nazanin Neshatvar, Matthew Schormans, Andreas Demosthenous, Evdokia Pilavaki, Virgilio Valente

Publikováno v: ISCAS

Wireless biosensors are playing a pivotal role in health monitoring, disease detection and management. The development of wireless biosensor nodes and networks strongly relies on the design of novel low-power, low-cost and flexible CMOS sensor readou

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::74e40ee94306afb3f0dd75e143019633
https://doi.org/10.1109/iscas45731.2020.9180988