Seven cases of strangulated obturator hernia are reported. All cases were confirmed by operation .The incidence in female were 6 timed higher than that in male. The mean age of the patients in this series was 72.7 years. All the patients were thin and had a history of multiple pregnancies. The diagnoses were delayed for 7.4 days in average and the preoperativve diagnoses were correct in only two of seven operation (28.6%). The cure rate was 71.4% with a mortality rates of 28.6%. Based on the anatomy related to obtutor hernia, the clinic manifectation and diagnosis and method of treatment are discussed.
