Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Yi Hong Ong"'
Autor:
Hongjing Sun, Michele M. Kim, Yi Hong Ong, Andreea Dimoft, Sunil Singhal, Theresa M. Busch, Keith A. Cengel, Timothy C. Zhu
Publikováno v:
Photochemistry and Photobiology. 99:814-825
Photodynamic therapy (PDT) has been used to treat malignant pleural mesothelioma. Current practice involves delivering light to a prescribed light fluence with a point source, monitored by eight isotropic detectors inside the pleural cavity. An infra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::282533e4c6f9854fd8c71c13279264cb
https://doi.org/10.1111/php.13697
https://doi.org/10.1111/php.13697
Autor:
Sang Hoon, Chong, Yi Hong, Ong, Mirna, El Khatib, Srinivasa Rao, Allu, Ashwin B, Parthasarathy, Joel H, Greenberg, Arjun G, Yodh, Sergei A, Vinogradov
Publikováno v:
Neurophotonics. 9
Cerebral metabolic rate of oxygen (We aim to develop a minimally invasive optical technique for real-time measurement ofWe used a pair of macromolecular phosphorescent probes with nonoverlapping optical spectra, which were localized in the intra- and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e3c8cd5bbc650c237f57d0631a129f7c
https://doi.org/10.1117/1.nph.9.4.045006
https://doi.org/10.1117/1.nph.9.4.045006
Autor:
Ryan D Hall, Morales, Yi, Hong Ong, Jarod, Finlay, Andreea, Dimofte, Charles B, Simone, Joseph S, Friedberg, Theresa M, Busch, Keith A, Cengel, Timothy C, Zhu
Publikováno v:
Journal of Biomedical Optics. 27
Dosimetry for photodynamic therapy is dependent on multiple parameters. Critically, in vivo tissue optical properties and hemodynamics must be determined carefully to calculate the total delivered light dose.Spectroscopic analysis of diffuse reflecta
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f324e3b8b76a5bb9497be5d31d245b64
https://doi.org/10.1117/1.jbo.27.10.105006
https://doi.org/10.1117/1.jbo.27.10.105006
Autor:
Sang Hoon Chong, Vadim A. Markel, Ashwin B. Parthasarathy, Yi Hong Ong, Kenneth Abramson, Frank A. Moscatelli, Arjun G. Yodh
Publikováno v:
Journal of biomedical optics. 27(11)
Rapid estimation of the depth and margins of fluorescence targets buried below the tissue surface could improve upon current image-guided surgery techniques for tumor resection.We describe algorithms and instrumentation that permit rapid estimation o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7c6d0601746ebc48a16a9df1094cb0b1
https://pubmed.ncbi.nlm.nih.gov/36348511
https://pubmed.ncbi.nlm.nih.gov/36348511
Autor:
Timothy C. Zhu, Hongjing Sun, Yi Hong Ong, Ryan H. Morales, Andreea Dimofte, Theresa M. Busch, Sunil Singhal, Keith A. Cengel
Publikováno v:
Proceedings of SPIE--the International Society for Optical Engineering. 11940
PDT dose is the product of the photosensitizer concentration and the light fluence in the target tissue. For improved dosimetry during plural photodynamic therapy (PDT), an eight-channel PDT dose dosimeter was developed to measure both the light flue
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a5ecd491eef0464b2db2752dca240b85
https://pubmed.ncbi.nlm.nih.gov/35573026
https://pubmed.ncbi.nlm.nih.gov/35573026
Publikováno v:
Proc SPIE Int Soc Opt Eng
Photodynamic therapy (PDT) is an established modality for cancer treatment and reactive oxygen species explicit dosimetry (ROSED), based on direct measurements of in-vivo light fluence (rate), in-vivo photofrin concentration, and tissue oxygenation c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::220654a9527000eebc5e7e27c9a9d29b
https://doi.org/10.1117/12.2609969
https://doi.org/10.1117/12.2609969
Publikováno v:
Proc SPIE Int Soc Opt Eng
Accurate dosimetry is crucial for the ongoing development and clinical study of photodynamic therapy (PDT). Current dosimetry standards range from less accurate methods involving measurement of only light fluence and photosensitizer concentration dur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2a706d582b17af62806836243db936a4
https://doi.org/10.1117/12.2609937
https://doi.org/10.1117/12.2609937
Autor:
Joseph S. Friedberg, Shirron Carter, Keith A. Cengel, Theresa M. Busch, Charles B. Simone, Jarod C. Finlay, Pamela Jane DuPre, Yi Hong Ong, Timothy C. Zhu, Sunil Singhal
Publikováno v:
Photochemistry and Photobiology. 96:417-425
The distributions of light and tissue oxygenation (St O2 ) within the chest cavity were determined for 15 subjects undergoing macroscopic complete resection followed by intraoperative photodynamic therapy (PDT) as part of a clinical trial for the tre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::adfe8f6c464389e61a1439c1e8382e66
https://doi.org/10.1111/php.13224
https://doi.org/10.1111/php.13224
Autor:
Andreea Dimofte, Xing Liang, Theresa M. Busch, Michele M. Kim, Keith A. Cengel, Joseph S. Friedberg, Charles B. Simone, Jarod C. Finlay, Eli Glatstein, Timothy C. Zhu, Yi Hong Ong
Publikováno v:
Photochem Photobiol
Uniform light fluence distribution for patients undergoing photodynamic therapy (PDT) is critical to ensure predictable PDT outcomes. However, current practice when delivering intrapleural PDT uses a point source to deliver light that is monitored by
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::91fe2e45dd4bc71ab1da4f05f84758bf
https://doi.org/10.1111/php.13166
https://doi.org/10.1111/php.13166
Autor:
Yi Hong Ong, Andreea Dimofte, Brian C. Wilson, Andrew C. Li, Celina Li, Theresa M. Busch, Jie He, Robert A. Weersink, Timothy C. Zhu
Publikováno v:
Proc SPIE Int Soc Opt Eng
Tissue optical properties are crucial for determining the light dose delivered to the tumor. Two probes are compared: the two-catheter probe is based on transmittance measurement between one point source and one isotropic detector inside parallel cat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::20020dfb2a0634e396011f0f1b699c74
https://doi.org/10.1117/12.2582395
https://doi.org/10.1117/12.2582395