Dr. Sandhya Vasudevan Profile

Dr. Sandhya Vasudevan

at U S Food and Drug Administration

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Author

Publications (5)

Proceedings Article | 13 March 2024 Presentation

Development of tissue-mimicking phantoms for pulse oximetry

Anant Bhusal, Sandhya Vasudevan, Masoud Farahmand, William Vogt, Sandy Weininger, Yu Chen, Joshua Pfefer, Md Sadique Hasan

Proceedings Volume PC12833, PC128330A (2024) https://doi.org/10.1117/12.3004468

KEYWORDS: Oximetry, Tissues, Polydimethylsiloxane, Standards development, Point-of-care devices, Microfluidics, Silicon, Quality control, Polymers, Oximeters

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Proceedings Article | 13 March 2024 Presentation

Considerations for validation and implementation of melanometers for objective evaluation of skin pigmentation

William Vogt, Sandy Weininger, Joshua Pfefer, Sandhya Vasudevan

Proceedings Volume PC12833, PC1283307 (2024) https://doi.org/10.1117/12.3004464

KEYWORDS: Skin, Calibration, Turbidity, Tissue optics, Temperature metrology, Spectrophotometry, Reflectivity, Oximeters, Chromophores, Anatomy

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Proceedings Article | 13 March 2024 Presentation + Paper

Modeling light-tissue interactions in pulse oximetry: effect of device design and skin pigmentation

Mousa Moradi, Sandhya Vasudevan, Sandy Weininger, Yu Chen, Joshua Pfefer, Anant Bhusal

Proceedings Volume 12833, 1283302 (2024) https://doi.org/10.1117/12.3004189

KEYWORDS: Oximetry, Skin, Monte Carlo methods, Transmittance, Modeling, Oximeters, Photons, Calibration, Scattering, Modulation

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Proceedings Article | 6 March 2023 Presentation

Tissue mimicking material selection and finger phantom design for pulse oximetry

Andres Rodriguez, William Vogt, Christopher Scully, Sandy Weininger, Masoud Farahmand, T. Joshua Pfefer, Jessica Ramella-Roman, Sandhya Vasudevan

Proceedings Volume PC12370, PC123700I (2023) https://doi.org/10.1117/12.2657568

KEYWORDS: Oximetry, Tissues, Tissue optics, Blood, 3D printing, Skin, Silicon, Scattering, Optics manufacturing, Optical fabrication

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Proceedings Article | 6 March 2023 Presentation

Melanometry for objective evaluation of skin pigmentation in pulse oximetry studies: a critical analysis

Sandhya Vasudevan, William Vogt, Sandy Weininger, Joshua Pfefer

Proceedings Volume PC12370, PC123700D (2023) https://doi.org/10.1117/12.2649154

KEYWORDS: Skin, Oximetry, Standards development, Colorimetry, Tissues, Reflectivity, Oximeters, Optical diagnostics, Chromophores

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