filter cake managementfiber tip replacementexposure interruption testingcalibration strategiesclinic case studyDEKA SmartXide DOT repairoptical repairlight exposuredenture digital impressionsmulti-modality imagingaffordable Acteon troubleshootingX-ray sensor waterproofing tipsbiocompatible resinVatech calibration complianceCarestream sensor fix
