There are multiple definitions:

1. tension-free vaginal tape(English)

   • against urine incontinence
   • TOT, TMUS, TVT-O
   • Gynecology, Urology
   • https://www.uof…-library/uh1231

2. transcatheter valve therapy(English)

   • TAVI
   • Therapeutic approaches, Cardiology

3. tube versus trabeculectomy(English)

   • glaucoma is a major clinical and socio-economic problem whose surgical treatment increasingly involves the implantation of anti-glaucoma drainage systems
   • IOP
   • Ophthalmology, Surgery
   • https://doi.org…ztebl.2012.0659