Browsing Library by Author "Liu, Hanli"
Now showing items 1-20 of 63
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An Enhancement of Light Reflectance Spectroscopy as A Modality for the Detection of Positive Surgical Margins in Radical Prostatectomy
Pang, Zengxing (2018-08-29)Light Reflectance Spectroscopy (LRS) is an imaging method that has shown increasingly promising evidence in its ability to detect various forms of cancer tissues. Our previous studies have illustrated the LRS modality’s ... -
Change of Brain Network Connectivity among different Human Vigilance States investigated by EEG
Das, Yudhajit (2017-09-11)Understanding the brain network connectivity associated with human vigilance states, to investigate the basic neural processes that underlie complex higher-order cognitive operations and functional domains, has become an ... -
Characterization And Feasibility Study Of A Near Infrared CCD Imager For Monitoring Tumor Hemodynamics
Goel, Manan (Biomedical Engineering, 2007-08-23)Prostate cancer is one of the most common types of cancers diagnosed among North American men. Chemotherapy is generally used to target advanced metastatic prostate cancer. Near infrared spectroscopy (NIRS) has been ... -
Characterization Of Multifunctional Biodegradable - Biocompatible ICG-loaded Nanoparticles And Their Feasibility For Prostate Cancer Imaging And Phototherapy
Patel, Ronak (Biomedical Engineering, 2012-04-11)Prostate cancer is the most common male cancer in the United States, and the second leading cause of cancer death in men. The conventional diagnostic procedures use an invasive approach to collect the biopsy tissue samples. ... -
Comparison Of Brain Activity In The Prefrontal Cortex During Digit Span Task Between Student Veterans With Post Traumatic Stress Disorder And Controls Using Functional Near Infrared Spectroscopy
Mathai, Bejoy (Biomedical Engineering, 2012-04-11)Near Infrared Spectroscopy (NIRS) is an optical non-invasive imaging technique which makes use of infrared light at particular wavelengths to measure the changes in concentrations of oxygenated blood haemoglobin (HbO) as ... -
Comparison Of Hemodynamic Response Non-linearity Using Simultaneous Functional Near Infrared Spectrsoscopy And Magnetic Resonance Imaging Modalities
Parlapalli, Renuka (Biomedical Engineering, 2008-09-17)Blood oxygenation level dependent (BOLD) response, which is measured by functional magnetic resonance imaging (fMRI), is known to be a combination of various vascular parameters, among which deoxy-hemoglobin is argued to ... -
Cross Wavelet Analysis Of Cerebral Hemodynamics In Young And Older Adults
Gandhi, Mrunmayee Sunil (Biomedical Engineering, 2014-09-17)Measurement of cerebral autoregulation is important for the evaluation of a number of clinical disorders that affect cerebral blood flow. Cerebral autoregulation is a mechanism that involves dilation and constriction in ... -
DESIGN AND DEVELOPMENT OF REAL-TIME SINGLE AND DUAL-WAVELENGTH DCS SYSTEMS TO STUDY SKELETAL MUSCLE BLOOD PERFUSION AND OXYGEN METABOLISM
Bangalore Yogananda, Chandan GaneshThe aim of this study was to utilize Diffused Correlation Spectroscopy (DCS) to design and develop real-time single and dual wavelength systems and assess the physiological impacts of exercises on blood perfusion. The study ... -
Detection Of Positive Cancer Margins Intra-operatively During Nephrectomy And Prostatectomy Using Optical Reflectance Spectroscopy
Peswani, Disha Laxman (Biomedical Engineering, 2007-09-17)In recent years optical spectroscopies have become the basis for popular research activity directed towards the development of novel, noninvasive technologies for tissue diagnostics. The motivation for my research was to ... -
Development Of A Broadband Multi-channel NIRS System For Quantifying Absolute Concentrations Of Hemoglobin Derivatives And Reduced Scattering Coefficients
Kashyap, Dheerendra (Biomedical Engineering, 2008-08-08)Near infrared spectroscopy (NIRS) has been widely applied to investigate hemoglobin oxygenations of muscles, brain and breast tumors. Steady state reflectance techniques developed previously have been restricted to ... -
Development Of A Multi-channel Handheld Probe Designed For Near Infrared Spectroscopy And An Exploration Into Its Clinical Applications
Raman, Pradheep (Biomedical Engineering, 2007-08-23)Near Infrared (NIR) spectroscopy and imaging has become popular in research fields for the past 2 decades. My research focuses on the development of a handheld, multi-channel, multi-separation probe for the low-cost, ... -
Development of Algorithms to Analyze Electrogastrography (EGG) for Neonatal Gastrointestinal Development and Electroencephalography (EEG) for Effects of LED-based Pre-frontal Light Stimulation
Chaudhari, Akhil Mahendra M; 0000-0003-0990-8210 (2022-05-17)Algorithm development, and biological signal processing are the key components for new applications of successful medical diagnosis that can provide physiological and functional information to better understand human ... -
Development Of An Optical Spectroscopic Method To Detect Neurohemodynamic Changes Induced By Pain In Rats
Narvenkar, Sweta (Biomedical Engineering, 2010-03-03)In my optical spectroscopy study, multi-channel, thin optical probes with short source-detector separation have been implemented, calibrated, and used along with a multi-channel spectrometer as a quantitative technique to ... -
Development Of Atlas-guided Diffuse Optical Tomography To Investigate Age-dependent Human Cognitive Functions Under Risk Decision Making
Li, LinTo better understand the age effect on neural correlates under risk decision-making stimulations, studies using advanced neuroimaging with a sufficient statistical power are desired. Diffuse optical tomography (DOT) of ... -
Development Of Trans-rectal Ultrasound (TRUS) Coupled Diffuse Optical Tomography (DOT) For Prostate Cancer Imaging
Kavuri, Venkaiah Chowdary (Biomedical Engineering, 2014-09-17)Prostate cancer is one of the leading causes among cancer deaths in men in the United States. A minimally invasive real time searching tool for cancer need to be developed, which can enhance the odds of cancer detection; ... -
Diffuse Optical Imaging Of Brain Function Under Repetitive Transcranial Magnetic Stimulation And In Children With Cerebral Palsy
Dhamne, Sameer C. (Biomedical Engineering, 2010-03-03)Diffuse Optical Imaging (DOI) is a non-invasive neuroimaging technique which measures the changes in oxy- and deoxy-hemoglobin concentrations at a high temporal resolution based on the principle of Near-Infrared Spectroscopy.DOI ... -
Diffuse Optical Tomography To Study The Ischemic Stroke In Rat Models
Lin, Zi-Jing (Biomedical Engineering, 05-06-2013)Stroke, including ischemic stroke and hemorrhagic stroke, is the major leading cause of death in the United States. More than 80 percent of stroke patients are diagnosed with ischemic stroke, which usually results from ... -
Diffused Correlation Spectroscopy for Measurement of Blood Perfusion During Low Level Laser Therapy (LLLT)
Sagar, Soni (2016-05-27)Near infrared stimulation or Low Level Laser Therapy (LLLT) is an innovative technique shown to effect the microvasculature hemodynamics. The aim of this study is to use Diffused Correlation Spectroscopy (DCS) to evaluate ... -
Electrophysiological, Hemodynamic, and Metabolic Effects of Transcranial Photobiomodulation (tPBM) on Topographical and Physiological Connectivity in the Human Brain
Shahdadian, Sadra (2022-08-17)Transcranial photobiomodulation (tPBM) targets the human brain with near-infrared (NIR) light and is shown to affect human cognitive performance and neural electrophysiological activity as well as concentration changes of ... -
Exploration of the Relationship Between the Mean Power Spectral Density of Electrogastrography and Gestational Maturation of Preterm Infants
Rhodes, Elizabeth Ann; 0009-0007-9516-9456 (2023-06-16)Feeding preterm infants can be a challenge due to gastrointestinal (GI) immaturity which can lead to feeding intolerance, malnutrition, and poor neurodevelopment. Currently there is no non-invasive and quantitative method ...