The metal powder is dispersed in suitable binders and coated on a portion of {TAIL ~ the outer peripheral surface} of the tube 12 at spaced intervals along the length thereof as at 25 corresponding in position to the coils 22 of {HEAD ~ the catheter} 10 shown in FIG 1, the oligodynamically treated areas being determined by the length of the male or female urethra 
The metal powder is dispersed in suitable binders and coated on a portion of { TAIL ~ the outer peripheral surface } of the tube 12 at spaced intervals along the length thereof as at 25 corresponding in position to the coils 22 of { HEAD ~ the catheter } 10 shown in FIG 1 , the oligodynamically treated areas being determined by the length of the male or female urethra
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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 HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH