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通过振荡下体负压和投影寻踪回归评估脑自动调节
JoVE Journal
Biologie
This content is Free Access.
JoVE Journal Biologie
Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression

通过振荡下体负压和投影寻踪回归评估脑自动调节

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11:26 min

December 10, 2014

DOI:

11:26 min
December 10, 2014

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Summary

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Cerebral perfusion is maintained across a range of pressures via cerebral autoregulation. However, characterizing autoregulation requires prominent pressure fluctuations at regulated frequencies. The described protocol will show how oscillatory lower body negative pressure can generate pressure fluctuations to provide data for projection pursuit regression for quantification of the autoregulatory curve.

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