5Ash SR.Chronic central venous catheters for dialysis and the Ash Split-Cath catheters:Rationale and clinical experience.In:Ronco C,and Levin NW (eds):Hemodialysis vascular access and peritoneal dialysis access[M].Contrib Nephrol.Basel,Karger,2004,142,p128-152.
6Ash SR.The evolutin and funtction of central venous cath eters for dialysis[J].Semin Dial,2001,14:416-424.
7Richard H.Hastings G.Boyd-Kranis R.et al.A randomized,prospective evelution of the Tesio,Ash Split,and Optiflow hemodialysis catheters[J].J Vasc Interv Radiol,2001,12:431-435.
8Dictionary.com.Lexico Publishing Group,LLC,2003,Available from URL:http://www.dictionary.com
9Gloukhoff W.Hemodialysis catheters:Materials,Design and Manufactureing.In:Ronco C,and Levin NW (eds):Hemodialysis vascular access and peritoneal dialysis access[M].Contrib Nephrol.Basel,Karger,2004,142,p112-127.
10National Kidney Foundation:NKF-K/DOQI clinical practice guidelines and clinical practice recommendations:2006updates[J].Am J Kidney Dis,2006,(suppl 1).