{HEAD ~ A variety} of possible appliance and appliance manufacturing systems are contemplated, including {TAIL ~ customized archwires} and customized devices for placement of off the shelf brackets on the archwires, and removable orthodontic appliances 
including
{ HEAD ~ A variety } of possible appliance and appliance manufacturing systems are contemplated , including { TAIL ~ customized archwires } and customized devices for placement of off the shelf brackets on the archwires , and removable orthodontic appliances
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH