Thomas Flohr

发表

Evaluation of image quality and dose on a flat-panel CT-scanner

Michael Grasruck, Ch. Suess, Karl Stierstorfer, 2005, SPIE Medical Imaging.

Photon counting CT at elevated X-ray tube currents: contrast stability, image noise and multi-energy performance

Karl Stierstorfer, Thomas Flohr, S. Kappler, 2014, Medical Imaging.

XCAT/DRASIM: a realistic CT/human-model simulation package

Katsuyuki Taguchi, W. Paul Segars, Karl Stierstorfer, 2011, Medical Imaging.

A process for generating tomographic images of a beating heart

Thomas Flohr, Herbert Dr. Bruder, 2004 .

Combination of CT scanning and fluoroscopy imaging on a flat-panel CT scanner

Michael Grasruck, Ch. Suess, Karl Stierstorfer, 2006, SPIE Medical Imaging.

Physical Background of Multi Detector Row Computed Tomography

Thomas Flohr, T. Flohr, 2011 .

Principle and applications of dual source CT

Thomas Flohr, 2008, Optical Engineering + Applications.

Fast image filters as an alternative to reconstruction kernels in computed tomography

Matthias U. Niethammer, Peter Steffen, Wolfgang Brandhuber, 2001, SPIE Medical Imaging.

Method and apparatus for generating CT images

Thomas Flohr, Bernd Ohnesorge, 1998 .

Dual Source CT Technology

Bernhard Schmidt, Thomas Flohr, Christiane Bredenhoeller, 2008 .

A method of image reconstruction for helical CT device and helical CT apparatus for carrying out such a method

Thomas Flohr, Bernd Dipl.-Ing. Ohnesorge, 1998 .

Spiral interpolation algorithms for multislice spiral CT. II. Measurement and evaluation of slice sensitivity profiles and noise at a clinical multislice system

Jens Krause, Thomas Flohr, Willi A. Kalender, 2000, IEEE Transactions on Medical Imaging.

Contrast-enhancement, image noise, and dual-energy simulations for quantum-counting clinical CT

Karl Stierstorfer, Thomas Flohr, S. Kappler, 2010, Medical Imaging.

Flash imaging in dual source CT (DSCT)

Rainer Raupach, Karl Stierstorfer, Thomas Flohr, 2009, Medical Imaging.

Novel reconstruction scheme for cardiac volume imaging with MSCT providing cone correction

Karl Stierstorfer, Thomas Flohr, Herbert Bruder, 2002, SPIE Medical Imaging.

Corrigendum to “Polychromatic Iterative Statistical Material Image Reconstruction for Photon-Counting Computed Tomography”

Thorsten M. Buzug, Karl Stierstorfer, Thomas Flohr, 2018, Int. J. Biomed. Imaging.

Polychromatic Iterative Statistical Material Image Reconstruction for Photon-Counting Computed Tomography

Thorsten M. Buzug, Karl Stierstorfer, Thomas Flohr, 2016, Int. J. Biomed. Imaging.

A process for producing a noise-reduced CT image data set, computing system and CT system

Rainer Raupach, Thomas Flohr, Bernhard Schmidt, 2011 .

Spatial domain filtering for fast modification of the tradeoff between image sharpness and pixel noise in computed tomography

Rainer Raupach, Matthias U. Niethammer, Thomas Flohr, 2003, IEEE Transactions on Medical Imaging.

Future Technical Developments

Thomas Flohr, Maximilian F. Reiser, Christoph R. Becker, 2002 .

Dynamic cardiac volume imaging using area detectors

Karl Stierstorfer, Thomas Flohr, Herbert Bruder, 2003, SPIE Medical Imaging.

Image Reconstruction for ECG-Triggered and ECG-Gated Multislice CT

Tinsu Pan, Thomas Flohr, T. Pan, 2005 .

Cardiac spiral imaging in computed tomography without ECG using complementary projections for motion detection

Karl Stierstorfer, Thomas Flohr, Herbert Bruder, 2003, SPIE Medical Imaging.

Multi-slice CT Technology

Thomas Flohr, Bernd Ohnesorge, T. Flohr, 2007 .

Technical Aspects of Dual Energy CT with Dual Source CT Systems

Thomas Flohr, Bernhard Schmidt, T. Flohr, 2015 .

Design, Technique, and Future Perspective of Multislice CT Scanners

Thomas Flohr, Stefan Schaller, Bernd Ohnesorge, 2004 .

Novel approximate approach for high-quality image reconstruction in helical cone-beam CT at arbitrary pitch

Marc Kachelriess, Karl Stierstorfer, Thomas Flohr, 2001, SPIE Medical Imaging.

Modelling and simulation of a respiratory motion monitor using a continuous wave Doppler radar in near field

Marc Kachelrieß, Thomas Flohr, Thomas Allmendinger, 2013, Medical Imaging.

Technical Principles and Applications of Multislice Spiral CT

Thomas Flohr, Stefan Schaller, Bernd Ohnesorge, 2003 .

Quantum-counting CT in the regime of count-rate paralysis: introduction of the pile-up trigger method

Karl Stierstorfer, Thomas Flohr, Edgar Kraft, 2011, Medical Imaging.

Multi-Detector Row CT–Recent Developments, Radiation Dose and Dose Reduction Technologies

Thomas Flohr, T. Flohr, 2012 .

Full Field Image Reconstruction Is Suitable for High-Pitch Dual-Source Computed Tomography

Thomas Flohr, Martin Sedlmair, Thomas Allmendinger, 2012, Investigative radiology.

Contrast dependent Regularisierungsstärke in the iterative reconstruction of CT images

Rainer Raupach, Thomas Flohr, Herbert Dr. Bruder, 2009 .

Cardiac CT Platforms: State of the Art

Bernhard Schmidt, Thomas Flohr, Thomas Allmendinger, 2019, Contemporary Medical Imaging.

A method for generating CT images from one at least partially cyclically moving object to be examined, and CT apparatus for carrying out this method

Thomas Flohr, Herbert Dr. Bruder, Matthias Niethammer, 2003 .

Cardiothoracic Image Postprocessing

Thomas Flohr, Bernd Dipl.-Ing. Ohnesorge, T. Flohr, 2009 .

Spiral Interpolation Algorithms for Multi-Slice Spiral CT Part I: Theory

Jens Krause, Thomas Flohr, Willi A. Kalender, 2000, IEEE Trans. Medical Imaging.

A method for iterative CT image reconstruction to remove Partialscan artifacts and corresponding arithmetic unit, computer system, computer program and data carrier

Rainer Raupach, Thomas Flohr, Herbert Bruder, 2012 .

Selecting a radiation shaping filter

Bernhard Schmidt, Thomas Flohr, Hans-Christoph Becker, 2012 .

Improving material separation of high-flux whole-body photon counting computed tomography by K-edge pre-filtration

Karl Stierstorfer, Thomas Flohr, S. Kappler, 2017, Medical Imaging.

Monitoring internal organ motion with continuous wave radar in CT.

Marc Kachelrieß, Thomas Flohr, Thomas Allmendinger, 2013, Medical physics.

Single-slice reconstruction in spiral cone-beam computed tomography

Marc Kachelriess, Karl Stierstorfer, Thomas Flohr, 2000, IEEE Trans. Medical Imaging.

CT scanner with multi-line detector system

Thomas Flohr, Bernd Ohnesorge, 1999 .

An efficient Fourier method for 3-D radon inversion in exact cone-beam CT reconstruction

Peter Steffen, Thomas Flohr, Stefan Schaller, 1998, IEEE Transactions on Medical Imaging.

Technical Principles of Cardiac Image Acquisition

Thomas Flohr, Maximilian F. Reiser, Christoph R. Becker, 2002 .

Evaluation and empirical analysis of an exact FBP algorithm for spiral cone-beam CT

Günter Lauritsch, Alexander Katsevich, Karl Stierstorfer, 2003, SPIE Medical Imaging.

Exact Radon rebinning algorithm for the long object problem in helical cone-beam CT

Günter Lauritsch, K. C. Tam, Thomas Flohr, 2000, IEEE Transactions on Medical Imaging.

Artifacts in MSCT

Rainer Raupach, Thomas Flohr, 2006 .

Technical Principles of CT

Thomas Flohr, Christoph R. Becker, Bernd Ohnesorge, 2002 .

A method for generating CT images of a periodically moving organ and CT apparatus for carrying out such a method

Thomas Flohr, Klaus Klingenbeck-Regn, Bernd Ohnesorge, 2002 .

Monitoring cardiac motion in CT using a continuous wave radar embedded in the patient table.

Marc Kachelrieß, Thomas Flohr, Thomas Allmendinger, 2014, Medical physics.

Karl Stierstorfer, Thomas Flohr, Herbert K. Bruder, 2004, SPIE Medical Imaging.

Multi-energy performance of a research prototype CT scanner with small-pixel counting detector

Karl Stierstorfer, Thomas Flohr, S. Kappler, 2013, Medical Imaging.

Investigation of ultra low-dose scans in the context of quantum-counting clinical CT

Thorsten M. Buzug, Karl Stierstorfer, Thomas Flohr, 2012, Medical Imaging.

Iterative reconstruction in image space (IRIS) and lesion detection in abdominal CT

Thomas Flohr, Walter Huda, Martin Sedlmair, 2010, Medical Imaging.

Machine learning automatically detects COVID-19 using chest CTs in a large multicenter cohort

Dorin Comaniciu, Thomas Flohr, Sasa Grbic, 2020, European Radiology.

High Resolution, Full Field-of-View, Whole Body Photon-Counting Detector CT: System Assessment and Initial Experience.

Shuai Leng, Thomas Flohr, Martin Petersilka, 2021, Proceedings of SPIE--the International Society for Optical Engineering.

High-pitch spiral acquisition: a new scan mode for coronary CT angiography.

Thomas Flohr, Martin Petersilka, Herbert Bruder, 2009, Journal of cardiovascular computed tomography.

Flat-panel Detector Computed Tomography for the Assessment of Coronary Artery Stents: Phantom Study in Comparison With 16-Slice Spiral Computed Tomography

Thomas Flohr, Rolf W Günther, Andreas H Mahnken, 2005, Investigative radiology.

Feasibility of Noninvasive Temperature Assessment During Radiofrequency Liver Ablation on Computed Tomography

Thomas Flohr, Matthijs Oudkerk, Koert P de Jong, 2011, Journal of computer assisted tomography.

Improved coronary artery stent visualization and in-stent stenosis detection using 16-slice computed-tomography and dedicated image reconstruction technique.

Thomas Flohr, Walter Heindel, David Maintz, 2003, Investigative radiology.

Electronic noise in CT detectors: Impact on image noise and artifacts.

Shuai Leng, Cynthia H McCollough, Xinhui Duan, 2013, AJR. American journal of roentgenology.

Performance evaluation of x-ray differential phase contrast computed tomography (PCT) with respect to medical imaging.

Rainer Raupach, Thomas Flohr, T. Flohr, 2012, Medical physics.

Multislice CT: Current Technology and Future Developments

Thomas Flohr, Stefan Ulzheimer, T. Flohr, 2009 .

Modified Dual-Energy Algorithm for Calcified Plaque Removal: Evaluation in Carotid Computed Tomography Angiography and Comparison With Digital Subtraction Angiography

Thomas Flohr, Hatem Alkadhi, Bernhard Schmidt, 2017, Investigative radiology.

Flat panel computed tomography of human ex vivo heart and bone specimens: initial experience

Konstantin Nikolaou, Karl Stierstorfer, Thomas Flohr, 2004, European Radiology.

Multislice helical CT of the heart with retrospective ECG gating: reduction of radiation exposure by ECG-controlled tube current modulation

Thomas Flohr, Bernd Ohnesorge, T. Flohr, 2002, European Radiology.

Ultra-high resolution flat-panel volume CT: fundamental principles, design architecture, and system characterization

Michael Grasruck, Karl Stierstorfer, Thomas Flohr, 2006, European Radiology.

SparseCT: System concept and design of multislit collimators.

Daniel K Sodickson, Erich Kobler, Ricardo Otazo, 2019, Medical physics.

Flat-panel volume CT: fundamental principles, technology, and applications.

Michael Grasruck, Thomas Flohr, Bernhard Schmidt, 2008, Radiographics : a review publication of the Radiological Society of North America, Inc.

Automated Quantification of CT Patterns Associated with COVID-19 from Chest CT

Dorin Comaniciu, Thomas Flohr, Zhoubing Xu, 2020, Radiology. Artificial intelligence.

Assessment of coronary artery stents using 16-slice MDCT angiography: evaluation of a dedicated reconstruction kernel and a noise reduction filter

Rainer Raupach, Thomas Flohr, Walter Heindel, 2005, European Radiology.

Dual-phase dual-energy CT in patients with lung cancer: assessment of the additional value of iodine quantification in lymph node therapy response

Alena Vondráková, Thomas Flohr, Martin Sedlmair, 2014, European Radiology.

Dual-Source Computed Tomography: Advances of Improved Temporal Resolution in Coronary Plaque Imaging

Thomas Flohr, Michael Scheuering, Daniel Rinck, 2007, Investigative radiology.

Multi-slice and Dual-source CT in Cardiac Imaging

Thomas Flohr, Maximilian F. Reiser, Bernd Ohnesorge, 2007 .

Dynamic Iterative Beam Hardening Correction (DIBHC) in Myocardial Perfusion Imaging Using Contrast-Enhanced Computed Tomography

Marc Kachelrieß, Thomas Flohr, Bernhard Schmidt, 2010, Investigative radiology.

Comparison of angular and combined automatic tube current modulation techniques with constant tube current CT of the abdomen and pelvis.

Thomas Flohr, Mannudeep Kalra, Bernhard Schmidt, 2006, AJR. American journal of roentgenology.

Partial scan artifact reduction (PSAR) for the assessment of cardiac perfusion in dynamic phase-correlated CT

Marc Kachelriess, Thomas Flohr, Bernhard Schmidt, 2009, 2008 IEEE Nuclear Science Symposium Conference Record.

Advances in cardiac CT imaging: 64-slice scanner

Konstantin Nikolaou, Thomas Flohr, Maximilian F. Reiser, 2004, The International Journal of Cardiovascular Imaging.

Photon Counting Computed Tomography With Dedicated Sharp Convolution Kernels: Tapping the Potential of a New Technology for Stent Imaging

Thomas Flohr, Hatem Alkadhi, Robert Manka, 2018, Investigative radiology.

Automated 3D Rendering of Ribs in 110 Polytrauma Patients: Strengths and Limitations.

Thomas Flohr, Alain Duhamel, Martine Remy-Jardin, 2017, Academic radiology.

Spatial resolution improvement and dose reduction potential for inner ear CT imaging using a z-axis deconvolution technique.

Rainer Raupach, Shuai Leng, Cynthia H McCollough, 2013, Medical physics.

Metallic prosthesis: technique to avoid increase in CT radiation dose with automatic tube current modulation in a phantom and patients.

Thomas Flohr, Mannudeep K Kalra, Bernhard Schmidt, 2005, Radiology.

The assessment of intracranial bleeding with virtual unenhanced imaging by means of dual-energy CT angiography

Ernst Klotz, Thomas Flohr, Jiří Ferda, 2009, European Radiology.

64-slice multidetector coronary CT angiography: in vitro evaluation of 68 different stents

Rainer Raupach, Thomas Flohr, Walter Heindel, 2006, European Radiology.

Lung perfusion with dual-energy multidetector-row CT (MDCT): feasibility for the evaluation of acute pulmonary embolism in 117 consecutive patients.

Thomas Flohr, Martine Remy-Jardin, Bernhard Schmidt, 2008, Academic radiology.

Ultralow-Dose Chest Computed Tomography for Pulmonary Nodule Detection: First Performance Evaluation of Single Energy Scanning With Spectral Shaping

Rainer Raupach, Thomas Flohr, Thomas Frauenfelder, 2014, Investigative radiology.

Principles of Multi-slice Cardiac CT Imaging

Thomas Flohr, Bernd Ohnesorge, T. Flohr, 2007 .

Comprar Multi-slice and Dual-source CT in Cardiac Imaging · Principles - Protocols - Indications - Outlook | Ohnesorge, Bernd M. | 9783540255239 | Springer

Thomas Flohr, Maximilian F. Reiser, Bernd Ohnesorge, 2007 .

Spectral optimization of chest CT angiography with reduced iodine load: experience in 80 patients evaluated with dual-source, dual-energy CT.

Thomas Flohr, Alain Duhamel, Martine Remy-Jardin, 2013, Radiology.

Accuracy of iodine quantification using dual energy CT in latest generation dual source and dual layer CT

Julien Milles, Tim Leiner, Thomas Flohr, 2017, European Radiology.

Next generation coronary CT angiography: in vitro evaluation of 27 coronary stents

Thomas Flohr, Thomas Allmendinger, David Maintz, 2014, European Radiology.

Four-dimensional multislice computed tomography for determination of respiratory lung tumor motion in conformal radiotherapy.

Thomas Flohr, Peter C Levendag, Filippo Cademartiri, 2005, International journal of radiation oncology, biology, physics.

Automated Attenuation-Based Tube Potential Selection for Thoracoabdominal Computed Tomography Angiography: Improved Dose Effectiveness

Rainer Raupach, Thomas Flohr, Thomas Frauenfelder, 2011, Investigative radiology.

Low-dose CT of the lung: potential value of iterative reconstructions

Thomas Flohr, Thomas Frauenfelder, Hatem Alkadhi, 2012, European Radiology.

Image Quality of 3rd Generation Spiral Cranial Dual-Source CT in Combination with an Advanced Model Iterative Reconstruction Technique: A Prospective Intra-Individual Comparison Study to Standard Sequential Cranial CT Using Identical Radiation Dose

Thomas Flohr, Thomas Henzler, Alex Förster, 2015, PloS one.

Erratum: First performance evaluation of a dual-source CT (DSCT) system (European Radiology (2006) vol. 16 (2) (256-268) 10.1007/ s00330-005-2919-2)

Rainer Raupach, Andrew N. Primak, Michael Grasruck, 2006 .

Principles and Applications of Multi-energy CT Report of AAPM Task Group 291.

Cynthia H McCollough, Jiang Hsieh, Xinhui Duan, 2020, Medical physics.

Image Fusion in Dual Energy Computed Tomography: Effect on Contrast Enhancement, Signal-to-Noise Ratio and Image Quality in Computed Tomography Angiography

Thomas Flohr, Bernhard Schmidt, Georg Mühlenbruch, 2009, Investigative radiology.

Cardiac spiral dual-source CT with high pitch: a feasibility study

Dirk Ertel, Thomas Flohr, Willi A. Kalender, 2009, European Radiology.

Segmented multiple plane reconstruction: a novel approximate reconstruction scheme for multi-slice spiral CT.

Karl Stierstorfer, Thomas Flohr, Herbert Bruder, 2002, Physics in medicine and biology.

Partial scan artifact reduction (PSAR) for the assessment of cardiac perfusion in dynamic phase-correlated CT.

Marc Kachelriess, Thomas Flohr, Bernhard Schmidt, 2008, Medical physics.

Spatial domain image filtering in computed tomography: feasibility study in pulmonary embolism

Rainer Raupach, Rolf W. Günther, Thomas Flohr, 2003, European Radiology.