Ysbyty Gwynedd is the only hospital in Wales to offer people their dialysis through the night so they can get on with their day-to-day lives.
Ysbyty Gwynedd yw'r unig ysbyty yng Nghymru i gynnig dialysis i bobl drwy'r nos fel y gallant fwrw ymlaen â'u bywydau o ddydd i ddydd.