U-VSG5440.U-PERC NITINOL STONE EXTRACTOR.MATERIAL STAINLESS STEEL SHAFT AND NITINOL BASKET.LENGTH 38CMS.SIZE 8FR.USED FOR STONE EXTRACTION DURING PCNL.TIP LESS DESIGN.LIGHT WEIGHT HANDLE.EXCELLENT KINK RESISTANT AND FLEXIBILITY.EXCELLENT CAPTURE OF SMALL STONES AND FRAGMENTS AUTOMATICALLY.