Serpentine Belt Serpentine Belts, also known as Poly-V, Multi-Rib, Multi-V or Poly Rib belts, are the unsung hero of your car?s engine. This single, continuous belt is used to drive many components, including your vehicle?s alternator, water pump, power steering pump, air conditioning compressor, air pump and more.
Nephrectomy (nuh-FREK-tuh-me) is a surgical procedure to remove all or part of a kidney: 1  Complete nephrectomy. 2  During a complete (radical) nephrectomy, the surgeon removes the entire kidney.3  Partial nephrectomy. During a complete (radical) nephrectomy, the surgeon removes the entire kidney. 2  Partial nephrectomy. 3  In a partial nephrectomy, the surgeon removes diseased tissue from a kidney and leaves healthy tissue in place.
The first successful nephrectomy was performed by the German surgeon Gustav Simon on August 2, 1869 in Heidelberg. Simon practiced the operation beforehand in animal experiments. He proved that one healthy kidney can be sufficient for urine excretion in humans.