Nissan fundoplication loosens What are the causes of failure of Nissen's operation? What are the causes of failure of Nissen's operation? HJ. Stein, J.R. Siewert, H. Feussner (Munich) Nissen fundoplication has become the... Source Read Also: Nissan fundoplication tightened Nissan operation Nissan stomach surgery Nissan stomach procedure Stomach nissan Nissan complication dysphagia