Moreover, in these embodiments, {HEAD ~ the groove} can be configured to deliver {TAIL ~ the medical agent} from the cavity proximate to the cutting surface 
configured to deliver
Moreover , in these embodiments , { HEAD ~ the groove } can be configured to deliver { TAIL ~ the medical agent } from the cavity proximate to the cutting surface
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH