Nerve branches on the BHP mainly came from right celiac ganglion(27 cases),right part of celiac plexus(20 cases) and hepatic plexus(16 cases).

• 胰头后面的神经分支主要来源于右腹腔神经节(27例)、腹腔丛右侧半(20例)和肝丛(16例),少数发自肠系膜上丛(14例)。