A bimodal closed-loop neuromodulation implant integrated with ultraflexible probes to treat epilepsy
Summary
This study developed a bimodal closed-loop neurostimulation implant system that integrates real-time neural recording, immediate electrical stimulation, and on-demand drug release for seizure suppression. In vivo studies in epileptic mouse models showed electrical stimulation terminated 75.16% of seizures within 10 seconds, while the subcutaneous drug capsule provided additional control with approximately 15-minute onset after release.
Why it matters
Combining electrical and pharmacological intervention in a single closed-loop system addresses the limitations of each modality alone. This innovative approach could lead to next-generation epilepsy implants that provide more comprehensive seizure control than existing responsive neurostimulation devices.
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