2024
Long-Axial Field-Of-View Limited-Angle PET System with Ultra-High Time-Of-Flight and Depth-Of-Interaction
Marin T, Chemli Y, Razdevšek G, Zhuo Y, Orehar M, Najmaoui Y, Dolenec R, Gascon D, Gola A, Benlloch J, Alamo J, Barbera J, Fernandez-Tenllado J, Gomez S, Korpar S, Krizan P, Majewski S, Manera R, Mariscal-Castilla A, Mauricio J, Merzi S, Morera C, Pavon G, Pavon N, Penna M, Seljak A, Studen A, Zontar D, Pestotnik R, Fakhri G. Long-Axial Field-Of-View Limited-Angle PET System with Ultra-High Time-Of-Flight and Depth-Of-Interaction. 2024, 00: 1-2. DOI: 10.1109/nss/mic/rtsd57108.2024.10658297.Peer-Reviewed Original ResearchDepth of interactionDepth-of-interaction resolutionTime-of-flightPET systemImage quality metricsTime-of-flight resolutionField-of-view scanningSacrificing image qualityQuality metricsSilicon photomultipliersDetector panelPET instrumentationImage qualityResolution systemAngle geometryGeometric correctionReduce costsPerformancePhotomultiplierSystemResolutionMetricsElectron
2023
Next generation PET imager
Pestotnik R, Gascón D, Gola A, Benlloch J, Alamo J, Barberá J, Dolenec R, Fernández-Tenllado J, Gómez S, Grogg K, Guberman D, Korpar S, Križan P, Majewski S, Manera R, Marin T, Mariscal-Castilla A, Mauricio J, Merzi S, Morera C, Orehar M, Pavon G, Penna M, Razdevšek G, Seljak A, Studen A, Fakhri G. Next generation PET imager. 2023, 00: 1-1. DOI: 10.1109/nssmicrtsd49126.2023.10338336.Peer-Reviewed Original ResearchPET imaging systemsReadout electronicsTime resolutionDetected scintillation photonsDual-sided readoutFast readout electronicsTime-of-flight measurementsLYSO crystal arrayFast-timing applicationsFlat-panel detectorTotal-body PET imagingScintillation photonsPET detectorsSilicon photomultipliersScintillation materialsXCAT phantomPET systemPanel detectorPhoto sensorCrystal arrayImaging systemTime spreadTiming precisionScintillationSignal-to-noise ratio
2016
Development and characterization of a compact hand-held gamma probe system, SURGEOGUIDE, based on NEMA NU3-2004 standards
Kaviani S, Zeraatkar N, Sajedi S, Gorjizadeh N, Farahani M, Ghafarian P, Fakhri G, Sabet H, Ay M. Development and characterization of a compact hand-held gamma probe system, SURGEOGUIDE, based on NEMA NU3-2004 standards. Journal Of Instrumentation 2016, 11: t12004-t12004. DOI: 10.1088/1748-0221/11/12/t12004.Peer-Reviewed Original ResearchScattering mediumAngular resolutionCsI(Tl) scintillatorMeasured system sensitivitySingle-hole collimatorSpatial resolutionSilicon photomultipliersGamma probeDetector unitClinically node-negative patientsSentinel lymph node localizationTc-99mCollimatorNode-negative patientsSite of regional metastasisScatteringLymph node localizationIntra-operative gamma probePeritumoral injectionRegional metastasesNodal sitesPathological analysisProbe systemI-131NEMA
2015
National Electrical Manufacturers Association and Clinical Evaluation of a Novel Brain PET/CT Scanner
Grogg K, Toole T, Ouyang J, Zhu X, Normandin M, Li Q, Johnson K, Alpert N, Fakhri G. National Electrical Manufacturers Association and Clinical Evaluation of a Novel Brain PET/CT Scanner. Journal Of Nuclear Medicine 2015, 57: 646-652. PMID: 26697961, PMCID: PMC4818715, DOI: 10.2967/jnumed.115.159723.Peer-Reviewed Original ResearchConceptsNoise-equivalent count rateCount rateLoose cutsMaximum noise-equivalent counting rateSpatial resolutionDetector ringSilicon photomultipliersBrain phantomContrast recoveryAttenuation correctionPET/CT systemCrystal blockPET/CT scannerImage qualityRadial offsetNational Electrical Manufacturers AssociationActivity distributionUnique mobility capabilitiesAxial extentTransverse resolutionPhantomAxial resolutionActivity concentrationsHuman scansLayer 1 cm