Dr. Jasper Vonk Profile

Dr. Jasper Vonk

at Univ Medical Ctr Groningen

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Author

Publications (5)

Proceedings Article | 18 June 2024 Presentation + Paper

A dual-aperture fluorescence ratio approach to minimize optical property heterogeneities for direct applications in intraoperative fluorescence-guided surgery

Cody Rounds, Jaron de Wit, Jasper Vonk, Jennifer Vorjohan, Sophia Nelson, Allyson Trang, Brooke Villinski, Kimberley Samkoe, Jovan Brankov, Floris Voskuil, Max J. Witjes, Kenneth Tichauer

Proceedings Volume 13009, 1300909 (2024) https://doi.org/10.1117/12.3022497

KEYWORDS: Optical properties, Fluorescence, Surgery, Resection, Tumors, Tissues, Simulations, Monte Carlo methods, Molecular imaging, Matrices

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Proceedings Article | 13 March 2024 Poster

Quantitative photoacoustic imaging utilizing a reference absorber as a fluence marker

Anjali Thomas, Max Rietberg, Youri H. Meevis, Jasper Vonk, Riemer H. J. Slart, Kalloor Joseph Francis

Proceedings Volume PC12842, PC128422L (2024) https://doi.org/10.1117/12.3002603

KEYWORDS: Photoacoustic imaging, Chromophores, Blood, Tissue optics, Photoacoustic spectroscopy, Ultrasonics, Transducers, Tissues, Simulations, Reproducibility

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Proceedings Article | 13 March 2024 Presentation + Paper

A dual-aperture fluorescence ratio approach to guide margin assessment intraoperatively in head and neck cancer surgery

Cody Rounds, Jaron de Wit, Jasper Vonk, Jennifer Vorjohan, Sophia Nelson, Brooke Villinski, Allyson Trang, Jovan Brankov, Floris Voskuil, Max J. Witjes, Kenneth Tichauer

Proceedings Volume 12825, 1282502 (2024) https://doi.org/10.1117/12.3002628

KEYWORDS: Fluorescence, Surgery, Imaging systems, Cancer, Resection, Image analysis

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SPIE Journal Paper | 17 January 2024 Open Access

Improved intraoperative identification of close margins in oral squamous cell carcinoma resections using a dual aperture fluorescence ratio approach: first in-human results

Cody C. Rounds, Jaron G. de Wit, Jasper Vonk, Jennifer Vorjohan, Sophia Nelson, Allyson Trang, Brooke Villinski, Kimberley S. Samkoe, Jovan G. Brankov, Floris J. Voskuil, Max J. H. Witjes, Kenneth M. Tichauer

JBO, Vol. 29, Issue 01, 016003, (January 2024) https://doi.org/10.1117/12.10.1117/1.JBO.29.1.016003

KEYWORDS: Fluorescence, Resection, Tumors, Surgery, Imaging systems, Statistical analysis, Pathology, Cancer detection, Fluorescence imaging, Tissues

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Proceedings Article | 15 March 2023 Presentation + Paper

Rapid, variable aperture approach to quantify depth of fluorescence in a heterogenous medium

Cody Rounds, Jaron de Wit, Jasper Vonk, Floris Voskuil, Jennifer Vorjohan, Sophia Nelson, Brooke Villinski, Allyson Trang, Max J. Witjes, Kenneth Tichauer

Proceedings Volume 12361, 1236105 (2023) https://doi.org/10.1117/12.2650919

KEYWORDS: Monte Carlo methods, Tissues, Optical properties, Natural surfaces, Light scattering, Surgery, Tumors, Resection, Photons, Fluorescence intensity

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