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
Goniometer is used for
assistant
The correct answer is  Goniometer

It is used to measure baseline urethral angle and maximum strain angle of urethra with a cotton tip swab in place
The bladder forms an angle of 100 degree with posterior urethral wall which is also responsible for maintaining urinary continance