Urethral Length and TOT (Transobturator Tape) Positioning

Inclusion Criteria: 1. Patient has objective demonstrable signs of stress urinary incontinence (SUI), including patients with intrinsic sphincter deficiency (ISD). Objective testing includes: standing stress test, urodynamics evaluation, or pad test. 2. Patient is age 18 or older. 3. Patient agrees to participate in the study, including completion of all study-related procedures and evaluations, and documents this agreement by signing the Institutional Review Board (IRB)/Ethic commission (EC)-approved informed consent. 4. Patient is able to fill in all questionnaires (on judgement of investigator) Exclusion Criteria: 1. Patient has an associated or suspected neurological disease. 2. Patient has an active lesion or present injury to perineum or urethra. 3. Patient has a urethral obstruction. 4. Patient has significant pelvic organ prolapse (Grade III/IV) requiring surgical treatment. 5. Patient currently has an urinary tract infection.