Figure 1From: Risk of infection due to medical interventions via central venous catheters or implantable venous access port systems at the middle port of a three-way cock: luer lock cap vs. luer access split septum system (Q-Syte) TWC-luer lock cap (ACTUAL-condition): Blue luer lock cap at C-port of TWC (example of TWC, here “Discofix 3SC®” from B. Braun Melsungen, Germany. Example of luer lock cap, here “Combi-Stopper, blue®” from Dispomed Witt OHG, Gelnhausen, Germany).Back to article page