Lesson 1Regulatory markings, traceability, and documentation requirements for dental labsThis section explains regulatory markings and documentation that dental labs must maintain for DMG products, including UDI, batch tracking, and retention of records that support traceability, audits, and post-market surveillance obligations.
CE, FDA, and other key device markingsUnderstanding UDI and product labelsBatch and lot tracking in the labRecord retention and audit readinessComplaint and vigilance documentationLesson 2Handling properties: working time, pot life, flowability, thixotropy, viscosity controlThis section analyses handling properties of DMG materials, such as working time, pot life, flowability, thixotropy, and viscosity control, and shows how technicians can adapt mixing, dispensing, and application to different clinical and lab scenarios.
Working time and pot life definitionsControlling flowability and thixotropyMixing, dispensing, and application tipsTemperature and humidity influencesAdapting handling to clinical demandsLesson 3Reading and interpreting Instructions for Use (IFU), Technical Data Sheets, and Safety Data Sheets (SDS) for DMG productsThis section trains technicians to read and interpret IFU, Technical Data Sheets, and SDS for DMG products, focusing on locating critical parameters, safety information, and performance limits that guide daily material selection and handling.
Key structure of DMG IFU documentsFinding limits in Technical Data SheetsLocating hazards and PPE in SDSReconciling IFU with lab protocolsDocument control and version trackingLesson 4Chemical composition and polymerization mechanisms of DMG temporary and indirect restorative materialsThis section reviews the chemical composition and curing mechanisms of DMG temporary and indirect restorative materials, covering monomer systems, fillers, initiators, and how light, self, and dual cure pathways affect handling and final properties.
Monomer types and functional groupsFiller systems and particle technologyLight, self, and dual cure initiatorsOxygen inhibition and surface layerShrinkage, stress, and conversion degreeLesson 5DMG product portfolio overview relevant to dental technicians (temporary materials, indirect composites, model/splint materials)This section maps the DMG portfolio most relevant to dental technicians, clarifying indications, material classes, and compatibility with lab workflows for temporaries, indirect composites, and model or splint materials used in daily production.
Temporary crown and bridge material familiesIndirect composite blocks and pastes overviewModel and splint material indicationsCompatible CAD/CAM and 3D print workflowsMatching materials to clinical prescriptionsLesson 6Personal protective equipment, ventilation, and lab safety specific to DMG chemistriesThis section details PPE, ventilation, and hygiene measures tailored to DMG chemistries, explaining exposure routes, risk assessment, and practical lab layouts that minimise inhalation, skin contact, and accidental ingestion during routine and intensive use.
Exposure routes for DMG monomers and dustsSelecting gloves, masks, and eye protectionLocal exhaust and general lab ventilationSafe decanting, mixing, and spill controlHousekeeping, hygiene, and waste handlingLesson 7Physical properties: compressive strength, flexural strength, hardness, elastic modulus, wear resistanceThis section examines the physical properties of DMG materials that matter in lab use, including compressive and flexural strength, hardness, elastic modulus, and wear resistance, and links test values to clinical indications and design choices.
Compressive and flexural strength basicsHardness scales and clinical relevanceElastic modulus and load distributionWear resistance and antagonist safetyInterpreting test methods and valuesLesson 8Storage, shelf life, packaging integrity, and contamination risksThis section covers correct storage and handling of DMG products, including temperature control, light protection, packaging integrity checks, and contamination prevention strategies that preserve shelf life and consistent material performance.
Recommended storage temperaturesLight protection for photosensitive resinsMonitoring expiry dates and stock rotationInspecting packaging for damage or leaksAvoiding cross‑contamination in useLesson 9Optical properties: shade systems, translucency, staining/aging behaviorThis section focuses on optical behaviour of DMG materials, explaining shade systems, translucency, fluorescence, and staining or ageing patterns, and how technicians can layer, characterise, and finish restorations for stable aesthetic outcomes.
DMG shade systems and mapping chartsTranslucency, opacity, and masking powerSurface texture and gloss managementIntrinsic and extrinsic characterizationStaining, aging, and color stability
