这些神经细胞是束状脊髓神经的一部分，称为脊髓丘脑系统，或STT。

These neurons are part of a bundle of spinal neurons called the spinothalamic tract, or STT.

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电极通过每个手腕中神经发送电信号，沿脊髓而上到达丘脑——大脑中的主要中转站。

Electrodes send electrical signals along the median nerve in each wrist, up the spinal cord and to the thalamus, the main relay station in the brain.

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分析其可能的原因是传导痛觉的脊髓丘脑侧束在上行过程中有不交叉纤维。

The cause may be that there were uncrossing nerve fibers in the lateral spinothalamic tract.

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