This is a prospective, observational, multicenter study of women with surgically-correctable stress urinary incontinence who undergo a TOT-sling operative procedure.

This is a prospective, observational, multicenter study of women with surgically-correctable stress urinary incontinence who undergo a TOT-sling operative procedure. Data will be collected from preoperative urogynecological testing and medical histories. Outcome data will be collected 1-3 days and 6 months after procedure.

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.

The study population includes women with surgically-corrected stress urinary incontinence who undergo a TOT operative procedure.