Michael Pircher

Summary

Affiliation: University of Vienna
Country: Austria

Publications

  1. ncbi request reprint Speckle reduction in optical coherence tomography by frequency compounding
    Michael Pircher
    University of Vienna, Institute of Medical Physics, Wahringerstrasse 13, A 1090, Vienna, Austria
    J Biomed Opt 8:565-9. 2003
  2. ncbi request reprint Transversal phase resolved polarization sensitive optical coherence tomography
    Michael Pircher
    Department of Medical Physics, University of Vienna, Waehringerstr 13, A 1090 Vienna, Austria
    Phys Med Biol 49:1257-63. 2004
  3. doi request reprint Measuring retinal nerve fiber layer birefringence, retardation, and thickness using wide-field, high-speed polarization sensitive spectral domain OCT
    Stefan Zotter
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 54:72-84. 2013
  4. pmc Segmentation and quantification of retinal lesions in age-related macular degeneration using polarization-sensitive optical coherence tomography
    Bernhard Baumann
    Medical University of Vienna, Center for Medical Physics and Biomedical Engineering, Währinger Straße 13, Vienna, Austria
    J Biomed Opt 15:061704. 2010
  5. ncbi request reprint Corneal birefringence compensation for polarization sensitive optical coherence tomography of the human retina
    Michael Pircher
    Medical University of Vienna, Center for Biomedical Engineering and Physics, Wahringer Strasse 13, A 1090 Vienna, Austria
    J Biomed Opt 12:041210. 2007
  6. pmc Visualization of microvasculature by dual-beam phase-resolved Doppler optical coherence tomography
    Stefan Zotter
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
    Opt Express 19:1217-27. 2011
  7. doi request reprint Characterization of stargardt disease using polarization-sensitive optical coherence tomography and fundus autofluorescence imaging
    Markus Ritter
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 54:6416-25. 2013
  8. ncbi request reprint Detection and analysis of hard exudates by polarization-sensitive optical coherence tomography in patients with diabetic maculopathy
    Jan Lammer
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 55:1564-71. 2014
  9. doi request reprint High-speed retinal imaging with polarization-sensitive OCT at 1040 nm
    Teresa Torzicky
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
    Optom Vis Sci 89:585-92. 2012
  10. doi request reprint Morphologic characteristics of idiopathic juxtafoveal telangiectasia using spectral-domain and polarization-sensitive optical coherence tomography
    Christopher Schütze
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Retina 32:256-64. 2012

Collaborators

Detail Information

Publications28

  1. ncbi request reprint Speckle reduction in optical coherence tomography by frequency compounding
    Michael Pircher
    University of Vienna, Institute of Medical Physics, Wahringerstrasse 13, A 1090, Vienna, Austria
    J Biomed Opt 8:565-9. 2003
    ..Finally we demonstrate our method by comparing images of human skin recorded in vivo with and without frequency compounding. The compounding method results in an increased contrast and improved image quality without loss of resolution...
  2. ncbi request reprint Transversal phase resolved polarization sensitive optical coherence tomography
    Michael Pircher
    Department of Medical Physics, University of Vienna, Waehringerstr 13, A 1090 Vienna, Austria
    Phys Med Biol 49:1257-63. 2004
    ..We demonstrate this method on human cornea and anterior chamber angle and present, to the best of our knowledge, the first OCT images of retardation and fast axis orientation of the anterior chamber angle region in vivo...
  3. doi request reprint Measuring retinal nerve fiber layer birefringence, retardation, and thickness using wide-field, high-speed polarization sensitive spectral domain OCT
    Stefan Zotter
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 54:72-84. 2013
    ....
  4. pmc Segmentation and quantification of retinal lesions in age-related macular degeneration using polarization-sensitive optical coherence tomography
    Bernhard Baumann
    Medical University of Vienna, Center for Medical Physics and Biomedical Engineering, Währinger Straße 13, Vienna, Austria
    J Biomed Opt 15:061704. 2010
    ..PS-OCT appears as a promising imaging modality for three-dimensional retinal imaging and ranging with additional contrast based on the structures' tissue-inherent polarization properties...
  5. ncbi request reprint Corneal birefringence compensation for polarization sensitive optical coherence tomography of the human retina
    Michael Pircher
    Medical University of Vienna, Center for Biomedical Engineering and Physics, Wahringer Strasse 13, A 1090 Vienna, Austria
    J Biomed Opt 12:041210. 2007
    ..We implemented the method in a state of the art spectral domain PS-OCT system and demonstrate it in a test sample and human retina in vivo...
  6. pmc Visualization of microvasculature by dual-beam phase-resolved Doppler optical coherence tomography
    Stefan Zotter
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
    Opt Express 19:1217-27. 2011
    ..To demonstrate the performance of our system we present images of the microvascular network around the fovea and around the optic nerve head of the human eye...
  7. doi request reprint Characterization of stargardt disease using polarization-sensitive optical coherence tomography and fundus autofluorescence imaging
    Markus Ritter
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 54:6416-25. 2013
    ....
  8. ncbi request reprint Detection and analysis of hard exudates by polarization-sensitive optical coherence tomography in patients with diabetic maculopathy
    Jan Lammer
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 55:1564-71. 2014
    ..To image and analyze hard exudates (HEs) and their precursors in patients with diabetic macular edema (DME) by using polarization-sensitive optical coherence tomography (PS-OCT)...
  9. doi request reprint High-speed retinal imaging with polarization-sensitive OCT at 1040 nm
    Teresa Torzicky
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
    Optom Vis Sci 89:585-92. 2012
    ..To demonstrate the ability of a new high-speed polarization-sensitive optical coherence tomography (PS-OCT) system for retinal imaging at 1040 nm...
  10. doi request reprint Morphologic characteristics of idiopathic juxtafoveal telangiectasia using spectral-domain and polarization-sensitive optical coherence tomography
    Christopher Schütze
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Retina 32:256-64. 2012
    ..This study examined IJT with the latest-generation SD-OCT and PS-SD-OCT, identifying pathophysiologically relevant characteristics of the retinal layers and RPE...
  11. pmc Analysis of the origin of atypical scanning laser polarimetry patterns by polarization-sensitive optical coherence tomography
    Erich Gotzinger
    Center for Biomedical Engineering and Physics, General Hospital and Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 49:5366-72. 2008
    ..To compare polarization-sensitive optical coherence tomography (PS-OCT) scans to SLP images. To present a method to obtain pseudo-SLP images by PS-OCT that are free of atypical artifacts...
  12. ncbi request reprint Bidirectional Doppler Fourier-domain optical coherence tomography for measurement of absolute flow velocities in human retinal vessels
    René M Werkmeister
    Center for Biomedical Engineering and Physics, Medical University of Vienna, Vienna, Austria
    Opt Lett 33:2967-9. 2008
    ..We demonstrate that bidirectional color Doppler optical coherence tomography allows for the measurement of absolute blood flow values in vivo in human retinal vessels...
  13. pmc In vivo investigation of human cone photoreceptors with SLO/OCT in combination with 3D motion correction on a cellular level
    Michael Pircher
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Waehringerstr 13, Vienna, Austria
    Opt Express 18:13935-44. 2010
    ..Several volumes are stitched together to increase the total field of view. Different features of the three dimensional structure of cone photoreceptors are investigated in detail and at different eccentricities from the fovea...
  14. doi request reprint Performance of automated drusen detection by polarization-sensitive optical coherence tomography
    Ferdinand G Schlanitz
    Department of Ophthalmology and Optometry, Medical University, Vienna, Austria
    Invest Ophthalmol Vis Sci 52:4571-9. 2011
    ..To estimate the potential of polarization-sensitive optical coherence tomography (PS-OCT) for quantitative assessment of drusen in patients with early age-related macular degeneration (AMD)...
  15. pmc High-speed polarization sensitive optical coherence tomography scan engine based on Fourier domain mode locked laser
    Marco Bonesi
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, A 1090 Vienna, Austria
    Biomed Opt Express 3:2987-3000. 2012
    ..This improves the spatial resolution of DOPU images considerably...
  16. pmc Retinal cone mosaic imaged with transverse scanning optical coherence tomography
    Michael Pircher
    Center for Biomedical Engineering and Physics, Medical University of Vienna, Wahringer Strasse 13, A 1090 Vienna, Austria
    Opt Lett 31:1821-3. 2006
    ....
  17. pmc Imaging retinal pigment epithelial proliferation secondary to PASCAL photocoagulation in vivo by polarization-sensitive optical coherence tomography
    Jan Lammer
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Am J Ophthalmol 155:1058-1067.e1. 2013
    ..To image the retinal pigment epithelium (RPE) after macular laser and to monitor healing responses over time in vivo in patients with diabetic maculopathy using polarization-sensitive optical coherence tomography (OCT)...
  18. pmc Large-field high-speed polarization sensitive spectral domain OCT and its applications in ophthalmology
    Stefan Zotter
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Wahringer Gurtel 18 20, A 1090 Vienna, Austria
    Biomed Opt Express 3:2720-32. 2012
    ..The results are compared with clinically established methods such as scanning laser polarimetry and autofluorescence...
  19. ncbi request reprint Measurement and imaging of birefringent properties of the human cornea with phase-resolved, polarization-sensitive optical coherence tomography
    Erich Gotzinger
    Department of Medical Physics, University of Vienna, Wahringer Strasse 13, A 1090 Vienna, Austria
    J Biomed Opt 9:94-102. 2004
    ..Knowledge of the retardation and the slow axis distribution of the cornea might improve nerve fiber polarimetry for glaucoma diagnostics and could be useful for diagnosing different types of pathologies of the cornea...
  20. doi request reprint Automated measurement of choroidal thickness in the human eye by polarization sensitive optical coherence tomography
    Teresa Torzicky
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, A 1090 Vienna, Austria
    Opt Express 20:7564-74. 2012
    ..The method is demonstrated in five healthy eyes. The mean repeatability (standard deviation) of thickness measurement was found to be 18.3 µm...
  21. ncbi request reprint Imaging of birefringent properties of keratoconus corneas by polarization-sensitive optical coherence tomography
    Erich Gotzinger
    Center for Biomedical Engineering and Physics, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 48:3551-8. 2007
    ..To investigate and map the polarizing properties of keratoconus corneas in vitro and to compare the results with those obtained in normal corneas...
  22. doi request reprint Single-camera polarization-sensitive spectral-domain OCT by spatial frequency encoding
    Tilman Schmoll
    Medical University Vienna, Center of Biomedical Engineering and Physics, Waehringer Strasse 13, A 1090 Vienna, Austria
    Opt Lett 35:241-3. 2010
    ..Furthermore, we demonstrate the capability of such systems to perform ultra-high-speed polarization-sensitive imaging at 100.000 A-scans/s...
  23. pmc Imaging of the retinal pigment epithelium in age-related macular degeneration using polarization-sensitive optical coherence tomography
    Christian Ahlers
    Department of Ophthalmology, Medical University of Vienna, Vienna, Austria
    Invest Ophthalmol Vis Sci 51:2149-57. 2010
    ..Recognition of these disease-specific RA patterns in dry and wet forms of AMD is of particular relevance to identify the status and progression of RPE disease and may help to better estimate the functional prognosis of AMD...
  24. ncbi request reprint High sensitive measurement of the human axial eye length in vivo with Fourier domain low coherence interferometry
    Branislav Grajciar
    Center for Biomedical Engineering and Physics, Medical University of Vienna, Waehringerstrasse 13, A 1090 Vienna, Austria
    Opt Express 16:2405-14. 2008
    ..We demonstrate the performance of the instrument by measuring the axial eye length of 9 patients with cataract and compare our results with those obtained using the IOL Master (Carl Zeiss Meditec Inc.)...
  25. pmc Polarization sensitive optical coherence tomography in the human eye
    Michael Pircher
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Waehringerstr 13, 1090 Vienna, Austria
    Prog Retin Eye Res 30:431-51. 2011
    ..Finally the benefits of the method for imaging different diseases as, e.g., age related macula degeneration (AMD) or glaucoma is demonstrated...
  26. pmc Sample motion-insensitive, full-range, complex, spectral-domain optical-coherence tomography
    Stefan Zotter
    Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Wahringerstrasse 13, A 1090 Vienna, Austria
    Opt Lett 35:3913-5. 2010
    ..Because of the double-beam scanning approach, our system is completely insensitive to sample motion. To demonstrate the performance of our setup, we present images of the human optic nerve head in vivo and of a human tooth...
  27. ncbi request reprint Dispersion-based optical coherence tomography OCT measurement of mixture concentrations
    Seyed Morteza Bagherzadeh
    Division of Medical Physics, Medical University Vienna, Waehringer Strasse 13, A 1090 Wien Austria
    Opt Lett 32:2924-6. 2007
    ..Results show errors between a few percent for high concentrations, up to 31% for low concentrations. The application of such a technique in OCT might require ultrahigh depth resolution and/or other scattered photon rejection techniques...
  28. ncbi request reprint Human macula investigated in vivo with polarization-sensitive optical coherence tomography
    Michael Pircher
    Center for Biomedical Engineering and Physics, Medical University of Vienna, Austria
    Invest Ophthalmol Vis Sci 47:5487-94. 2006
    ..To investigate a depolarizing layer that is visible in polarization-sensitive optical coherence tomography (PS-OCT) images of the retina. To identify this layer and characterize its depolarizing effect quantitatively...