| http://www.w3.org/ns/prov#value | - d) a cylindrical eluting ring disposed at the distal end of the lead body proximate to the exposed distal end surface of the tip electrode, having an axial length of about 1 mm to 2 mm, surrounding the tip electrode and formed from a compound including silicone and about 15% to 25% by weight medicament, the eluting ring being dimensioned and configured in such a manner so as to control the rate at
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