The collecting bag is also provided at its discharge distal end with an oligodynamically active metal device thereby forming a system which is completely closed against {HEAD ~ entry} of {TAIL ~ ambient microorganisms} 
of
The collecting bag is also provided at its discharge distal end with an oligodynamically active metal device thereby forming a system which is completely closed against { HEAD ~ entry } of { TAIL ~ ambient microorganisms }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL