4 March 2015 Multipurpose nonlinear optical imaging system for in vivo and ex vivo multimodal histology
Martin Weinigel, Hans G. Breunig, Aisada Uchugonova, Karsten König
Author Affiliations +
Abstract
We report on a flexible multipurpose nonlinear microscopic imaging system based on a femtosecond excitation source and a photonic crystal fiber with multiple miniaturized time-correlated single-photon counting detectors. The system provides the simultaneous acquisition of e.g., two-photon autofluorescence, second-harmonic generation, and coherent anti-Stokes Raman scattering images. Its flexible scan head permits ex vivo biological imaging with subcellular resolution such as rapid biopsy examination during surgery as well as imaging on small as well as large animals. Above all, such an arrangement perfectly matches the needs for the clinical investigation of human skin in vivo where knowledge about the distribution of endogenous fluorophores, second-harmonic generation–active collagen as well as nonfluorescent lipids is of high interest.
© 2015 Society of Photo-Optical Instrumentation Engineers (SPIE) 2329-4302/2015/$25.00 © 2015 SPIE
Martin Weinigel, Hans G. Breunig, Aisada Uchugonova, and Karsten König "Multipurpose nonlinear optical imaging system for in vivo and ex vivo multimodal histology," Journal of Medical Imaging 2(1), 016003 (4 March 2015). https://doi.org/10.1117/1.JMI.2.1.016003
Published: 4 March 2015
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Cited by 34 scholarly publications.
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KEYWORDS
Skin

Imaging systems

Second-harmonic generation

Atrial fibrillation

In vivo imaging

Sensors

Signal detection

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