Determining peripheral oxygen saturation (SpO2) and hemoglobin concentration using multi-spectral laser imaging (MSLI) methods and systems

B Tucker, TB Ferguson Jr, C Chen - US Patent 11,278,220, 2022 - Google Patents
Some embodiments of the present inventive concept provide a multispectral imaging system
including a first light source, the first light source having a first wavelength configured to …

Multi-spectral physiologic visualization (MSPV) using laser imaging methods and systems for blood flow and perfusion imaging and quantification in an endoscopic …

C Chen, TB Ferguson Jr, KM Jacobs - US Patent 10,390,718, 2019 - Google Patents
Multispectral imaging systems are provided including a first light source having a first
wavelength configured to image a sample; a second light source, different from the first light …

Applications of hyperspectral laser speckle imaging

A Homyk, JD Thompson - US Patent 9,931,040, 2018 - Google Patents
Abstract Systems and methods are provided for detecting the flow of blood or other fluids in
biological tissue by illuminating the biological tissue with two or more beams of coherent …

Methods and systems for laser speckle imaging of tissue using a color image sensor

M André, AE Bailey, PR Westwick - US Patent 10,169,862, 2019 - Google Patents
US10169862B2 - Methods and systems for laser speckle imaging of tissue using a color image
sensor - Google Patents US10169862B2 - Methods and systems for laser speckle imaging of …

Multispectral medical imaging devices and methods thereof

G Valsan, SZ MAHMOODABADI, RB Wagner… - US Patent …, 2018 - Google Patents
A multispectral medical imaging device includes illumination devices arranged to illuminate
target tissue. The illumination devices emit light of different near-infrared wavelength bands …

[HTML][HTML] Optimal spectral combination of a hyperspectral camera for intraoperative hemodynamic and metabolic brain mapping

C Caredda, L Mahieu-Williame, R Sablong, M Sdika… - Applied Sciences, 2020 - mdpi.com
Intraoperative optical imaging is a localization technique for the functional areas of the
human brain cortex during neurosurgical procedures. These areas are assessed by …

Near-infrared spectroscopy and diffuse correlation spectroscopy device and methods

H Nakaji, MA Franceschini, D Boas, E Buckley… - US Patent …, 2021 - Google Patents
US10912504B2 - Near-infrared spectroscopy and diffuse correlation spectroscopy device
and methods - Google Patents US10912504B2 - Near-infrared spectroscopy and diffuse …

[HTML][HTML] Intraoperative identification of functional brain areas with RGB imaging using statistical parametric mapping: Simulation and clinical studies

C Caredda, E Van Reeth, L Mahieu-Williame… - NeuroImage, 2023 - Elsevier
Complementary technique to preoperative fMRI and electrical brain stimulation (EBS) for
glioma resection could improve dramatically the surgical procedure and patient care …

Methods for depth estimation in laser speckle imaging

A Homyk, JD Thompson - US Patent 9,970,955, 2018 - Google Patents
Abstract Systems and methods are provided for detecting the depth, flow rate, and other
properties of regions of blood flow in biological tissue by illuminating the biological tissue …

Multi-stream data collection system for noninvasive measurement of blood constituents

J Poeze, M Lamego, S Merritt, C Dalvi, H Vo… - US Patent …, 2022 - Google Patents
The present disclosure relates to noninvasive methods, devices, and systems for measuring
various blood constituents or analytes, such as glucose. In an embodiment, a light source …