Fig. 7. Coronal schematic view demonstrating major vessels penetrating periorbita and traversing the extraperiosteal space that may be encountered during periorbital elevation. (A, zygomaticotemporal artery; B, zygomaticofacial artery; C, communicating branch of infraorbital artery: D, supraorbital artery: E, posterior ethmoidal artery: F, anterior ethmoidal artery.)