Nephrostomy

Nierenfistel (also: Nephrostoma, v. nephros Greek νεφρός, " kidney" and stoma Greek στὁμα " artificially created gap ", " mouth " or " opening " ) refers to an artificial fistula through the renal parenchyma for urinary drainage from the renal pelvis by means of a catheter. The corresponding operation is called nephrostomy.

The catheter tip is placed into the renal pelvis and secured with a liquid-filled balloon from slipping. The catheter must be changed every four to six weeks as a rule. When the catheter from slipping, it must be created directly in the rule.

A Nierenfistel is necessary when the urine flow from the kidney is obstructed. One distinguishes the open surgery and minimally invasive scale, percutaneous fistula, in the punctured under ultrasound or x-ray control the renal pelvis with a needle and then inserted over a guide wire, a catheter for urinary diversion.

• Therapeutic procedures in urology
• Operative treatment procedures
• Kidney