undiversion

un·di·ver·sion

(ŭn'di-ver'shŭn),
Surgical restoration of continuity in any organ system, the flow through which had previously been diverted; for example, between the upper urinary tract and bladder after supravesical urinary diversion.
References in periodicals archive ?
The next procedure to be developed was urinary undiversion.
After vesicostomy, upper urinary dilation progressively regressed; and reduction urethroplasty, urinary undiversion, and circumcission were performed at postnatal 8 months.