PROBLEM TO BE SOLVED: To provide an automatic nerve function diagnosis device for a vehicle, and an automatic nerve function diagnosis method for the vehicle, advantageous in promotion and maintenance of health of occupants by quantitatively measuring automatic nerve functions which control vessels.SOLUTION: The automatic nerve function diagnosis device 100 for the vehicle performs diagnosis of automatic nerve functions of the occupant of the vehicle to provide adjusting action. The device includes vessel mode detection means 11-15 to detect a vessel mode, a delay time detection means 22 to detect delay time with the maximum correlational function between time serial data of the first vessel mode and time serial data of the second vessel mode, a recurrence line calculation means 23 to calculate a recurrence line of the time serial data of the first or the second vessel mode by adding the delay time to the time serial data of the first or the second vessel mode, a vessel reflection system evaluation means 24 to quantitatively represent blood pressure reflection sensitivity based on the inclination of the recurrence line, and a stimulation providing means 25 to provide stimulation to adjust the automatic nerve functions in accordance with the quantitatively represented blood pressure reflection sensitivity.COPYRIGHT: (C)2010,JPO&INPIT【課題】血管支配の自律神経機能を定量的に計測し、乗員の健康促進、維持等に優位な車両用自律神経機能診断装置及び車両用自律神経機能診断方法を提供すること。【解決手段】車両の乗員の自律神経機能を診断して調整作用を提供する車両用自律神経機能診断装置100であって、血管動態を検出する血管動態検出手段11~15と、第1の血管動態の時系列データと第2の血管動態の時系列データの相互相関関数が最大となる遅れ時間を検出する遅れ時間検出手段22と、第1又は第2の血管動態に時系列データに前記遅れ時間を加えて、第1又は第2の血管動態の時系列データの回帰直線を算出する回帰直線算出手段23と、回帰直線の傾きから血圧反射感受性を定量化する血管反射システム評価手段24と、定量化された血圧反射感受性に応じて、自律神経機能を調整する刺激を提供する刺激提供手段25と、を有する。【選択図】図1
