Fig. 3
From: Fetal ischemia monitoring with in vivo implanted electrochemical multiparametric microsensors
A Ewe uterus containing the fetus with the sensors implanted in the fetus leg pointed out by arrows. B Occluder placed around the umbilical cord of the ewe to control the passage of oxygen to the placenta C Muscular implanted sensor in the ewe fetus leg pointed out by arrows. D Vascular implanted pH sensor in the iliac artery of the ewe fetus (white arrow). The inlets show the zoom area indicated by the white arrow