Browsing by Contributor "Durduran, Turgut"
Now showing items 1-20 of 20
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Construction and calibration of a diffuse optical hybrid device for brain monitoring
(Universitat Politècnica de Catalunya, 2016-06-20)
Bachelor thesis
Open AccessThe aim of this project is the development of a new portable, compact and user-friendly device suitable for the intensive care areas in the hospitals. The increasing presence of technical machinery in medical environments ... -
Correlates of cerebral vasoreactivity measured by non-invasive diffuse optical measurements as biomarkers of brain injury risk
(Universitat Politècnica de Catalunya, 2019-03-06)
Doctoral thesis
Open AccessI have used and developed a practical new platform in the clinics for the noninvasive estimation of cerebral hemodynamics. The latform combines two diffuse optical techniques: near-infrared spectroscopy and diffuse ... -
Development of a new photoplethysmography system and its tests
(Universitat Politècnica de Catalunya, 2018-09-07)
Master thesis
Restricted access - author's decisionA novel set of instrumentation and algorithms for an image based photoplesthymography system for non-invasive and noncontact measurement of vital signs is developed and herein reported. Signal processing was enhanced by ... -
Diffuse optical monitoring of cerebral hemodynamics in experimental and clinical neurology
(Universitat Politècnica de Catalunya, 2015-01-31)
Doctoral thesis
Open AccessThe study of the brain using diffuse optical methods has progressed rapidly in the recent years. The possibility of studying the cerebral microvasculature in addition to the portability and low cost of these devices, opens ... -
Diffuse optics with time-pulsed, gated point and ring sources
(Universitat Politècnica de Catalunya, 2015-06-29)
Bachelor thesis
Restricted access - confidentiality agreement -
Elliptically polarized light for depth resolved diffuse reflectance imaging in biological tissues
(Universitat Politècnica de Catalunya, 2016-10-05)
Doctoral thesis
Open Access
Covenantee: Aix-Marseille UniversitéPolarization gating imaging is a popular and widely used imaging technique in biomedical optics to sense tissues, deeper volumes, and also selectively probe sub-superficial volumes. Due to the "polarization memory" effect ... -
Evaluation of a Non-Invasive Optical Glucose Monitoring Device
(Universitat Politècnica de Catalunya, 2010-09-10)
Master thesis
Open AccessA non invasive optical glucose monitoring device based on a commercial pulse oximeter has been the object of this study. The fundamental principles of the technology and the proprietary algorithm were studied. The results ... -
Extraction of cardiac pulsatility features from diffuse correlation spectroscopy data
(Universitat Politècnica de Catalunya, 2022-09-09)
Master thesis
Restricted access - confidentiality agreement
Covenantee: Universitat de Barcelona / Universitat Autònoma de BarcelonaCerebral blood flow monitoring is critical and is carried out routinely in clinical settings. There are noninvasive techniques based on near-infrared diffuse optics that have been developed in the past decades and are being ... -
From cells to tissues, microscopy to modeling: towards precise, data-driven photothermal therapy with gold nanorods
(Universitat Politècnica de Catalunya, 2019-02-15)
Doctoral thesis
Open AccessSuspensions of gold nanorods (GNRs) are emerging as potential drugs to address some of the limitations in traditional biomedical sensing,imaging and therapy. They are inorganic nanoparticles with good biocompatibility, ... -
Hybrid diffuse optical neuromonitoring of cerebral haemodynamics: from the smallest premature born infants to adults
(Universitat Politècnica de Catalunya, 2019-06-04)
Doctoral thesis
Open AccessHybrid diffuse optical devices allows for the non-invasive and continuous monitoring of the cerebral haemodynamics and metabolism. Such devices can be portable and are relatively inexpensive, therefore available at the ... -
Hybrid diffuse optics for monitoring of tissue hemodynamics with applications in oncology
(Universitat Politècnica de Catalunya, 2014-10-14)
Doctoral thesis
Open AccessNoninvasive measurement of hemodynamics at the microvascular level may have a great impact on oncology in clinics for diagnosis, therapy planning and monitoring, and, in preclinical studies. To this end, diffuse optics is ... -
Hybrid diffuse optics for translational oncology and nanobiophotonics: towards a theranostic approach for emerging cancer therapies
(Universitat Politècnica de Catalunya, 2018-10-24)
Doctoral thesis
Open AccessA pre-clinical mouse model of human clear cell renal cell carcinoma (ccRCC) was employed as a method to study the prognostic and theranostic potential of two, non-invasive, deep tissue, diffuse optical techniques, namely ... -
Live monitoring of heart rate and blood oxygenation trend using non-contact IPPG
(Universitat Politècnica de Catalunya, 2018-07-20)
Master thesis
Restricted access - confidentiality agreement -
Multiparametric evaluation of vascular occlusion test as an aid to quantify vascular and endothelial dysfunction with diffuse optics
(Universitat Politècnica de Catalunya, 2022-07-08)
Master thesis
Restricted access - confidentiality agreementHybrid diffuse optical (HDO) techniques using diffuse correlation spectroscopy (DCS) and time-domain near-infrared spectroscopy (TD-NIRS) together with vascular occlusion test (VOT) offer dynamic evaluation of vascular and ... -
New laser speckle methods for in vivo blood flow imaging and monitoring
(Universitat Politècnica de Catalunya, 2014-12-15)
Doctoral thesis
Open Access
Covenantee: Aix-Marseille UniversitéBlood flow and its regulation, as well as hemodynamics in general, are important for the health of tissues and hence the measurement of these quantities has many applications in research and clinical environments. Various ... -
Optimization study of plasmonic photothermal cancer therapy with multimodal numerical simulations
(Universitat Politècnica de Catalunya, 2017-09-07)
Master thesis
Restricted access - confidentiality agreement -
Sensitivity Matrix Implementation in the Monte Carlo Package MBioICFO for the Simulation of Photon Migration in Tissues
(Universitat Politècnica de Catalunya, 2015-10-23)
Master thesis
Open AccessAn extension of the Monte Carlo method in diffuse optics was developed. Diffuse optical technology measures light absorption and scattering in human tissue. A sensitivity matrix has to be constructed to obtain structural ... -
Theoretical study of the effect of detector and correlator defects on diffuse correlation spectroscopy for non-invasive blood flow measurements
(Universitat Politècnica de Catalunya, 2015-07-21)
Master thesis (pre-Bologna period)
Open AccessDiffuse optics has provided new methods and techniques in the biomedical environment to diagnose, treat and measure pathologies. One of this techniques is the diffuse correlation spectroscopy (DCS) which is used for ... -
Time domain, near-infrared diffuse optical methods for path length resolved, non-invasive measurement of deep-tissue blood flow
(Universitat Politècnica de Catalunya, 2019-10-04)
Doctoral thesis
Open AccessThe non-invasive and, often, continuous measurement of the hemodynamics of the body, and for the main purposes of this thesis, the brain, is desired because both the instantaneous values and their changes over time constantly ... -
Translation of non-invasive optical measurements of hemodynamics and oxygen metabolism to the clinic
(Universitat Politècnica de Catalunya, 2017-03-24)
Doctoral thesis
Open AccessSeveral clinical studies for non-invasive estimation of tissue hemodynamics by the combination of two diffuse optical techniques, time-resolved and diffuse correlation spectroscopy, were carried out in collaboration with ...
