Still a further object of the present invention is to provide such a prosthetic which includes spherical and smooth surfaces to minimize {HEAD ~ damage} to tendons and {TAIL ~ ligaments} 
to
Still a further object of the present invention is to provide such a prosthetic which includes spherical and smooth surfaces to minimize { HEAD ~ damage } to tendons and { TAIL ~ ligaments }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL