The fit was estimated by digital matching of the STL files using industrial metrological software. 
industrial metrological software
The implant intra-oral locations were recorded digitally by use of an intra-oral scanner, and the intaglio surface of the detached FDP was recorded using a desktop scanner. 
desktop scanner
The implant intra-oral locations were recorded digitally by use of an intra-oral scanner, and the intaglio surface of the detached FDP was recorded using a desktop scanner. 
intra-oral scanner