FIG 1 shows a hip joint prosthesis 1 which has {HEAD ~ a neck} 2 provided with a longitudinal bore 3 which extends coaxially in the neck and is open, in the manner of a blind bore, toward {TAIL ~ the end} of neck 2 
FIG 1 shows a hip joint prosthesis 1 which has { HEAD ~ a neck } 2 provided with a longitudinal bore 3 which extends coaxially in the neck and is open , in the manner of a blind bore , toward { TAIL ~ the end } of neck 2
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD 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 TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH