Integrating epidemiologic methods to evaluate safety and regulatory gaps of neuro-devices

Title : Integrating epidemiologic methods to evaluate safety and regulatory gaps of neuro-devices

Abstract:

Introduction: Neuro-medical devices are used to diagnose and treat complex neuro disorders, such as Neurostimulation implants and Deep Brain Stimulators. However, the regulatory vary across the global markets, challenges in ensuring post-market safety and digital risk mitigation. The framework varies across different region which hinder effective surveillance and benefit-risk assessment.
Aims: This study evaluates the integration of epidemiologic approaches to identify regulatory gaps, to enhance harmonization strategies for neuro-medical device safety and post-market safety risks in neuro-medical devices across global markets.
Methods: Epidemiologic methods were applied to analyse regulatory data and post-market surveillance reports from the US, EU, and India, focusing on approval processes, adverse event reports, and studies from 2017–2025. Comparative and statistical analyses identified common risks and gaps. Tools such as signal detection and safety trend analysis assessed data quality, surveillance gaps, and harmonization efforts.
Results: Regulatory approval timelines for neuro-medical devices varied from 6 to 30 months across the US, EU, and India. Signal detection highlighted software malfunctions (35%) and cybersecurity breaches (22%) as dominant safety risks, with underreporting rates between 30– 45%. Real-world data integration was lowest in India, compared to 44% (US) and 28% (EU), exposing longitudinal surveillance gaps. Analysis of 250+ adverse event records in USA revealed challenges in tracking device performance. Adoption of ISO and IMDRF frameworks improved harmonization by 25%, underscoring the importance of unified standards and structured oversight for enhanced safety and global regulatory convergence.
Conclusions: Integrating epidemiologic methods into neuro-medical device regulation enhances risk detection, surveillance, and global safety alignment. The Regulatory gaps and underreporting highlight the need for harmonized evidence standards and collaborative oversight. Strengthening real-world data integration and international regulatory convergence is essential to improve patient outcomes and accelerate safety-driven innovation.

Keywords: Neuro-medical devices, regulatory harmonization, post-market surveillance

Biography:

Baviya Priyadharshini Rajkumar is a regulatory science scholar and professional with over eight years of experience in pharmaceutical and medical device regulatory affairs. She hold a B.Pharm from PSG College of Pharmacy, M.Pharm in Regulatory Affairs from JSS College of Pharmacy, Ooty, and is currently pursuing her Ph.D. at JSS College of Pharmacy, Mysuru. her doctoral research focuses on lifecycle management of neuro‑medical devices and in‑vitro diagnostics across global markets. She led APAC regulatory teams, published in peer‑reviewed journals, authored a book chapter, and received multiple academic and professional awards for excellence and leadership.