Fig. 1. Schematic representation of adventitial inflammation model and assessment sites. (a) Schematic diagram of model; (b) Three dimensional (3D) display; (c) The procedure: incise the skin of the mouse's neck, and bluntly separate the subcutaneous tissue, expose the carotid artery, trap a silicone tube over the carotid artery and then use surgical stitches to fix it further, and then suture the skin layer by layer; (d) The appearance of the skin after successful molding.