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