The fundoplication, described by Nissen in 1956, is still an excellent and the most frequently applied antireflux operation in cases of refluxesophagitis. Accurate preoperative evaluation and subtile operative technique are imperative, however. Typical postoperative syndromes will be discussed. Details of the results will be given with particular regard to 214 fundoplications carried out on our own patients: mortality rate 0%, recurrence rate 4.7%, content with the result of the operation 88%.