Fig. 2From: Spinal cord autoregulation using near-infrared spectroscopy under normal, hypovolemic, and post-fluid resuscitation conditions in a swine model: a comparison with cerebral autoregulationExperimental protocol. HES, hydroxyethyl starch; NIRS, near-infrared spectroscopy; SNP, sodium nitroprusside. Each animal received five stepwise infusions during the studyBack to article page