Before revision: Medical devices used in the vagina Given the large range in vaginal dimensions noted in studies such as the above, many fitted vaginal devices, for example pessaries, do not adhere to a "one-size-fits-all" principle.
After revision: Medical devices Given the large range in vaginal dimensions noted in studies such as the above, many fitted vaginal devices, for example pessaries, do not adhere to a "one-size-fits-all" principle.