The virtual model of the desired occlusion and the virtual model of {TAIL ~ the original dentition} provide {HEAD ~ a base} of information for custom manufacture of an orthodontic appliance 
The virtual model of the desired occlusion and the virtual model of { TAIL ~ the original dentition } provide { HEAD ~ a base } of information for custom manufacture of an orthodontic appliance
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH