Patent ID: 8197087

Claim:
A light applicator for a peritoneal dialysis conduit connection comprising: a housing having a substantially cylindrical inner surface; a plurality of ultraviolet (“UV”) light-emitting diodes (“LED's”) positioned on the inner surface of the housing and spaced circumferentially about the inner surface, the plurality of UV-LED's including at least a first set of UV-LED's and a second set of UV-LED's; and circuitry connected to the plurality of UV-LED's such that power can be supplied to energize the plurality of UV-LED's simultaneously, wherein the plurality of UV-LED's provide at least 0.2 Joules of radiant energy in less than one minute via one of: (i) feedback from a photocell and (ii) sequentially lighting the first set of UV-LED's and the second set of UV-LED's.