Burch operation has been variously apreciated as for it's results. It remain an easy intervention as for performance and consequences without retentional phenomenons. Global percentage of success among our 305 cases is 85 % (2 to 10 years back). A study of finer quality criterions demonstrates : 67 % of good results, 22 % of moderate results, 11 % of unsuccessfull results. To set an operating indication which predictive value of success : if urodynamics an classical X rays are on first rank, we need not understimate uterine, general an psychological factors.