Dressing solution, such as DIW, is supplied substantially at a single point on {HEAD ~ the center} of {TAIL ~ the pad}, at a first pressure  
of
Dressing solution , such as DIW , is supplied substantially at a single point on { HEAD ~ the center } of { TAIL ~ the pad } , at a first pressure
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH