2Criffiths VR, Philpot P. Peripherally inserted central Catheters (PICCs): do they have a role in the critically patient[J]? Intensive Crit Care Nurs, 2002,18(1): 37-47.
3Maki DG. Infections caused by intravascular devices used for infusion therapy:pathogenesis, prevention, andmanagement. In: Bistro AI, Waldvogel FA,eds. Infections Associated with Indwelling Medical Devices [M]. 2nd ed.Washington, DC: ASM Pr, 1994. 155- 205.
4Janes W , Kalyn A, Pinelli J, et al . A randomized trial comparing peripherally inserted central catheters and peripherally intravenous catheters in infants with very low birth weight [J]. J Pediatr Surg,2000,35 (7):1040-1044.
5Peres P W. Positioning central venous catheters- a prospective survey[ J ]. Anaesth Intensive Caro, 1990,18 ( 4 ) : 536- 539.
6Thomas M, Vesely M D. Central venous catheter tip position : a continuing controversy [ J ]. J Vasc Interv Radiol, 2003,14 (5) :527-534.
7Darling J C, Newell S J, Mohamdee O,et al. Central venous catheter tip in the right atrium :a risk factor for neonatal cardiac tamponade [ J ]. J Perinatol,2001,21 (7) :461-464.
