At present, all over the world, about one hundred thousand uraemic patients, which is about 15 precent of the total dialysis population are accepting peritoneal dialysis treatment.

透析是通过这层天然的生物，中的透液毛细管内的液之间进行水转运与交换的过程。目前全世界约有10万名终末期透析患者接受透析治疗，约占透析人口总数的15%。