Figure 5

Images displaying the clip sensors used by the pulse oximeter systems. (a) In the base of the mouse or (b) in the centre of the foot in rat. The MouseOx® murine pulse oximeter system from Starr Life Sciences® Corp. (Oakmont, PA, USA) provides measurements of O2 saturation, pulse rate, respiration and pulse and breathe distension. (c) Profile of arterial O2 saturation measurement in rat during MRI acquisitions at 100% and 21% O2 during inhalation anaesthesia with isoflurane.