Central venous catheter (CVC) management: evidence round-up. 26 Jul, 2022 | 12:41h | UTC Central venous catheter (CVC) management: evidence round-up – Cochrane Library Related: Heparin versus 0.9% sodium chloride locking for prevention of occlusion in central venous catheters in adults – Cochrane Library Summary: Does heparin locking prevent blocking of central venous catheters in adults when compared to locking with normal saline? – Cochrane Library