Many people use the terms ocean and sea interchangeably when speaking about the ocean, but there is a difference between the two terms when speaking of geography (the study of the Earth's surface).
The peritoneal dialysis catheter is composed of a flexible silicone tube with an open-end port and several side holes to provide optimal drainage and absorption of the dialysate. The extraperitoneal component of the catheter has either one or two Dacron cuffs. The Dacron cuffs are for optimal ingrowth and fixation.
Peritoneal dialysis (PD) is a form of dialysis that uses the lining of your abdomen to filter waste from your blood. PD is done at home. It gets its name from the lining of your abdomen, which is called the peritoneum. This lining is a membrane that surrounds the space called the peritoneal cavity. Itâs a miracle of the human body that this natural lining can be used to filter your blood.