However, she began experiencing seizures again because part of the lesion was located in a critical brain function area and could not be completely eliminated.

The latest surgery followed a clinical trial at the hospital, which was launched in July this year, focusing on the use of an implanted closed-loop brain ANS to treat drug-resistant epilepsy while preserving brain function.

Compared to traditional therapies, the ANS technology offers significant advantages, allowing for real-time intervention by interrupting abnormal discharges during a premonitory period of epileptic seizures, according to Guo.