大脑沟通在一个完全闭锁病人使用床头近红外光谱

(A)大脑氧化和脱氧血红蛋白的变化记录了etg - 4000光学地形系统(日立医疗有限公司,日本东京)覆盖感觉运动皮层和颞区域。图中显示病人的近红外光谱传感器和接收器连接到她的头。(B)句子的结构,提出了由近红外spectroscopy-based脑机接口。(C)分类性能的基础上,具有已知答案的问题时期1,由12课程分布在14日105真正的和95错误的句子。会议需要一个已知的问题答案是蓝色的。会议13和14包含20个橙色的开放式问题。(D)分类性能的每个会话与已知答案时期2(会话分布在28日8天140真的和140错误的句子)。(E)的分类性能具有已知答案的每个会话期3(27会话2周,135真的和135错误的句子)。会议28到32包含50个开放式问题。会议标志着一个黑色小三角形组成的句子用一个陌生的声音记录; all other sessions were recorded with the voice of the husband. The classification results of the open sentences in parts 1 and 3 were derived from the assumed correct answers the husband had noted before the sessions. The session sequence for sessions with known answers follows the numbers below the respective bars. The sessions with open answers were interspersed in time between the sessions with known answers in period 3 but were moved to the end of the figure to underscore their importance. The chance level is marked by a black horizontal line; the average performance level is marked in blue.