In the illustrated embodiment, {HEAD ~ this lower retaining portion} or hole 15 forms a disinfector chamber in which, when the instruments 6 and the supply hoses 16 are retracted and when the grips 7 are folded in, these parts are subjected to {TAIL ~ an automatic cleaning} and disinfection 
In the illustrated embodiment , { HEAD ~ this lower retaining portion } or hole 15 forms a disinfector chamber in which , when the instruments 6 and the supply hoses 16 are retracted and when the grips 7 are folded in , these parts are subjected to { TAIL ~ an automatic cleaning } and disinfection
OTH OTH OTH OTH OTH HEAD HEAD 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH