نتایج جستجو برای: keratokonus

تعداد نتایج: 44  

Journal: :Albrecht von Græfes Archiv für Ophthalmologie 1921

Journal: :Journal of biomedical optics 2013
Ara Ghazaryan Halley F Tsai Gor Hayrapetyan Wei-Liang Chen Yang-Fang Chen Myung Yung Jeong Chang-Seok Kim Shean-Jen Chen Chen-Yuan Dong

We present an automated and systematic two-dimensional discrete Fourier transform (2D-FFT) approach to analyze collagen fiber organization through the use of second harmonic generation (SHG) microscopy. Average orientations of individual domains and Ising-like order parameters introduced to characterize the correlation between orientations of adjacent domains may be used to quantitatively chara...

2014
Philipp Steven Carolin Le Blanc Eva Lankenau Marc Krug Stefan Oelckers Ludwig M Heindl Uta Gehlsen Gereon Huettmann Claus Cursiefen

BACKGROUND/AIMS To describe the use of intraoperative online optical coherence tomography (iOCT) for improving deep anterior lamellar keratoplasty (DALK) surgery. METHODS Retrospective case series of 6 eyes of 6 male patients with keratokonus, corneal dystrophy or herpetic stromal scars undergoing DALK were investigated using intraoperative optical coherence tomography and postsurgical image/...

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