Figure 7From: MRI active guidewire with an embedded temperature probe and providing a distinct tip signal to enhance clinical safetyIn vivo heating measurement. Inner (red) and outer (blue) temperature measurements of the “hot spot” at the worst-case (14 cm) insertion length, at which the guidewire remained inside the introducer sheath, using a 90° flip angle, SAR, 3.96 W/kg.Back to article page