Expected headings
"Mechanism of action"
"Indications"
"Mechanical pessaries are inserted to support the vagina, and therefore the other pelvic organs lying superior and posterior to it, preventing prolapse of pelvic organs into the vagina and through the pelvic floor; pessaries secondarily decrease pressure on the bowel and urinary bladder 1."
"A mechanical pessary is most commonly used to treat uterine prolapse. It is also used to treat stress urinary incontinence, a retroverted uterus, cystocele and rectocele. A bewildering array of shapes and sizes are available, nevertheless there are two main types:"