6Jonker MA,Osterby KR,Vermeulen LC,et al.Does low-dose heparin maintain central venous access device patency:a comparison of heparin versus saline during a period of heparin shortage[J].2010,34(4):444-449.
10Raad II,Hohn DC,Glibreath BJ.Prevention of central venous catheter-ralated infection by using maximal sterile barrier precautions during insertion[J].Infect Contr Hospit Epidemiol,1994,15(4Pt1):231-238.
6Molin AD,Allara E,Montani D,et al.Flushing the central venous catheter:is heparin necessary?. J Vasc Access . 2014
7Carrie Sona,Donna Prentice,Lynn Schallom.National Survey of Central Venous Catheter Flushing in the Intensive Care Unit. Critical Care Nurse . 2012
8Conway M A,Mccollom C,Bannon C.Central Venous Catheter Flushing Recommendations: A Systematic Evidence-Based Practice Review. Journal of Pediatric Oncology Nursing . 2014
9López-Briz E,Garcia V R,Cabello J B, et al.Heparin versus 0.9% sodium chloride intermittent flushing for prevention of occlusion in central venous catheters in adults.. Cochrane Database of Systematic Reviews . 2014