Fig. 3
From: Revisiting the vascularity of the keratinized gingiva in the maxillary esthetic zone
Distribution of the arterial network before and after the maxillary canines in cadavers. a The small arteries in the upper right premolar area are mesialized compared to the esthetic zone. b The meshwork of anastomoses at the level of the upper right canine, supplies several parts of the gingiva. c Magnified small arterial network in the esthetic zone gingiva. d Envisioning the tributaries of the posterior superior alveolar artery (PSAA) and superior labial artery (SLA) under the mucosa