Chassar moir surgery is done is case of :
Uterine inversion
Vesicovaginal fistula repair
Ureterovesical fistula repair
Retroveed uterus
Chassar moir technique is widely used in repair of vesicovaginal fistula. Vagina and bladder are separated all around by flap splitting method and sutured separately in two layers. Reference: Chapter 18; Genital fistula and urinary incontinence; Shaw&;s textbook of gynecology- 16th edition
Gynaecological diagnosis and operative surgery