system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Bandle ring on uterus suggests
assistant
The correct answer is  In Tonic Uterine Contraction and Retraction, a circular groove encircling the uterus is formed between the active upper segment and the distended lower segment, called pathological retraction ring (Bandl's ring). Reference: D C Dutta Textbook of Obstetrics 7th edition page 362