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. 2015 Jun 9;3(2):78–87. doi: 10.1016/j.pacs.2015.05.002

Fig. 1.

Fig. 1

(a) Photoacoustic system concept. (b) Coronal view of the anatomy surrounding the sphenoid bone (adapted from [22]). To visualize the internal carotid artery (ICA) intraoperatively with photoacoustic imaging, light must pass through the sphenoid bone.