1888 W. H. Byford & H. T. Byford (ed. 4) ii. 83 Two fingers carried high up in the posterior fornix vaginae can usually feel the semi-circular folds of the sacro-uterine ligament extending outward, backward and upward.
1946 R. W. Te Linde vii. 125/1 Pushing back the mucosa in the attempt to see the peritoneum exposes each sacro-uterine ligament.