The device 2, further comprising a patch removably secured to the distal end and sealingly covering the aperture such that, when the patch is removed from the distal end, {HEAD ~ the distal tip} is operable to release {TAIL ~ the fluid} from the reservoir through the aperture into the environment outside the sheath 
The device 2 , further comprising a patch removably secured to the distal end and sealingly covering the aperture such that , when the patch is removed from the distal end , { HEAD ~ the distal tip } is operable to release { TAIL ~ the fluid } from the reservoir through the aperture into the environment outside the sheath
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