# Dialysis card
Who / What
Dialysis refers to processes that separate solutes or filter blood. Primarily, it denotes medical procedures that artificially remove waste products and excess fluid from the blood when the kidneys fail. The term also describes separation processes in chemistry, such as through a semi-permeable membrane.
Background & History
The concept of dialysis was pioneered by Thomas Graham in 1861, who demonstrated the separation of colloids and crystalloids using animal membranes. Medical application began with Dr. Willem Kolff, who developed the first practical artificial kidney during World War II in the Netherlands. The procedure became a life-saving treatment for kidney failure, evolving into various forms like hemodialysis and peritoneal dialysis.
Why Notable
Dialysis revolutionized medicine by enabling long-term survival for patients with end-stage renal disease, creating an entire field of nephrology care. It represents a critical intersection of biomedical engineering, chemistry, and clinical medicine. The treatment supports millions of people worldwide with chronic kidney failure, making it one of medicine's most significant therapeutic advances.
In the News
Dialysis remains frequently in healthcare news due to ongoing innovations in portable and wearable artificial kidneys. Recent developments include advancements in home dialysis options and telemedicine monitoring. The treatment continues to be central to discussions about healthcare costs, accessibility, and quality of life for chronic kidney disease patients.