华南首例!粤医院植入式脑机接口阻断癫痫发作|性做爰A片免费视频A片直播
中新网广州9月8日电 (蔡敏婕 王思瑶)南方医科大学珠江医院8日宣布,该院功能神经外科主任郭燕舞团队通过植入闭环脑部采集刺激系统(ANS),为12岁药物难治性癫痫患者实现精准神经调控治疗。该手术为华南地区首例植入式脑机接口治疗癫痫手术。
当天,在手术机器人辅助下,郭燕舞团队把一根细如发丝的深部电极和一片薄如蝉翼的皮层电极植入至患者大脑指定位置,再将一个硬币大小的刺激器植入到头皮下的颅骨上。通过两者的连接,实现同步脑电记录与神经刺激的功能,个性化精准抑制和动态控制癫痫发作。

据介绍,该名12岁患者确诊癫痫9年,药物治疗效果逐年衰减,2024年时每晚癫痫发作达5-6次。一系列检查结果显示患者为“左侧额顶叶癫痫”,这对语言、运动等功能区保护要求非常高。若采用传统手术切除病灶,极可能导致永久性偏瘫;若继续依赖药物,病情已无有效控制空间。
不同于传统神经调控手术,郭燕舞表示,此次植入的ANS(植入式闭环脑部采集刺激系统)可通过长时程脑电监测与瞬时反馈,在癫痫发作前兆期即可阻断异常放电,从而有效降低发作频率。与此同时,可实现个性化治疗,根据患者脑电特征动态调整刺激参数,提升疗效精准度;安全性更高,仅在检测到异常时启动刺激,最大限度减少了对正常脑组织的影响。

郭燕舞解释,这就像给大脑装了“智能刹车”系统,通过植入式脑机接口设备实时监测大脑信号,精准调控异常神经活动,让癫痫发作瞬间“刹车”。
值得一提的是,郭燕舞指出,此次手术采用的国产脑机接口设备在设备体积、信号采集质量与持久性上展现出优势,不过在部分深层次信号采集算法上,国产需通过技术融合取长补短。同时,该技术目前仅适用于已明确致痫灶位置的患者,对于全脑广泛放电、病灶不明的病例,仍需采用其他疗法。
今年6月,南方医科大学珠江医院已启用华南首个脑机接口临床研究病房,下设脑功能障碍、意识障碍、运动障碍等5个病区,围绕癫痫、帕金森、老年痴呆等疾病展开科研攻关。
“随着国产脑机接口技术的持续迭代,将为更多神经系统疾病患者带来高质量治疗新选择,推动我国脑科学临床应用迈向国际前沿。”郭燕舞说。(完)
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