SmartFSCV: An Artificial Intelligence Enabled Miniaturised FSCV Device Targeting Serotonin

<italic>Goal:</italic> Dynamically monitoring serotonin in real-time within target brain regions would significantly improve the diagnostic and therapeutic approaches to a variety of neurological and psychiatric disorders. Current systems for measuring serotonin lack immediacy and portab...

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Main Authors: Dean M. Corva, Egan H. Doeven, Brenna Parke, Scott D. Adams, Susannah J. Tye, Parastoo Hashemi, Michael Berk, Abbas Z. Kouzani
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Open Journal of Engineering in Medicine and Biology
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Online Access:https://ieeexplore.ieee.org/document/10409530/
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Summary:<italic>Goal:</italic> Dynamically monitoring serotonin in real-time within target brain regions would significantly improve the diagnostic and therapeutic approaches to a variety of neurological and psychiatric disorders. Current systems for measuring serotonin lack immediacy and portability and are bulky and expensive. <italic>Methods:</italic> We present a new miniaturised device, named SmartFSCV, designed to monitor dynamic changes of serotonin using fast-scan cyclic voltammetry (FSCV). This device outputs a precision voltage potential between &#x2212;3 to &#x002B;3 V, and measures current between &#x2212;1.5 to &#x002B;1.5 &#x03BC;A with nano-ampere accuracy. The device can output modifiable arbitrary waveforms for various measurements and uses an N-shaped waveform at a scan-rate of 1000 V&#x002F;s for sensing serotonin. <italic>Results:</italic> Four experiments were conducted to validate SmartFSCV: static bench test, dynamic serotonin test and two artificial intelligence (AI) algorithm tests. <italic>Conclusions:</italic> These tests confirmed the ability of SmartFSCV to accurately sense and make informed decisions about the presence of serotonin using AI.
ISSN:2644-1276