... of origin and their relations to the inguinal rings. The triangle of Hesselbach. Investments and varieties of the external inguinal hernia, its relations to the epigastric artery, and its position in the canal. Bubonocele, complete and scrotal varieties in the male. Internal inguinal hernia considered in reference to the same points. Corresponding varieties of both herniae ... — Surgical Anatomy • Joseph Maclise