One of {HEAD ~ the effects} of {TAIL ~ the insulative layer} is to provide a more uniformly distributed electric field over the return electrode than is obtained with an exposed return electrode, yielding improved tissue desiccation and vaporisation characteristics 
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One of { HEAD ~ the effects } of { TAIL ~ the insulative layer } is to provide a more uniformly distributed electric field over the return electrode than is obtained with an exposed return electrode , yielding improved tissue desiccation and vaporisation characteristics
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH OTH OTH OTH OTH OTH