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