English Dictionary

K-complex

/ˈkeɪˌkɒmplɛks/

noun

(electrencephalography) A waveform that occurs approximately every 60–100 seconds during stage 2 of NREM sleep, and which consists of a brief negative high-voltage peak (usually >100µV), followed by a slower positive complex ~350–550ms, and at 900ms a final negative peak.

The K-complex is a characteristic waveform observed in the electroencephalogram during sleep.

意味（1）

(electrencephalography) A waveform that occurs approximately every 60–100 seconds during stage 2 of NREM sleep, and which consists of a brief negative high-voltage peak (usually >100µV), followed by a slower positive complex ~350–550ms, and at 900ms a final negative peak.