4 hours. From initial implant placement to the final prosthetic delivery, 4 hours is the total clinical chair time required to restore an edentulous arch. The ZircOnX workflow is hands down the most efficient full arch workflow available today. Simplicity is the key to the entire prosthetic stage and this elementary design democratizes full arch implants for every G.P. Every implant team can easily learn to deliver exquisite results after attending the Implant Evolution ZircOnX training courses.