Abstract
Chronic renal failure (CRF) is a slow and irreversible installation metabolic disorder and it's very prevalent. It is estimated that there are about 1.2 to 1.5 million patients in Brazil. Clinical conditions such as: Diabetes Mellitus (DM), systemic arterial hypertension (SAH), Lupus, pyelonephritis, injuries are the leading causes of CRF. For hemodialysis, catheters are used or it's made…