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Browsing Boğaziçi Üniversitesi Tezleri by Subject "Magnetic resonance imaging."

Browsing Boğaziçi Üniversitesi Tezleri by Subject "Magnetic resonance imaging."

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  • A fiducial-based automatic registration method for X-ray imaging fused with MRI 
    Sönmez, Merdim. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2008., 2008.)
    X-ray fluoroscopy is widely used in image-guided interventions especially in catheter-based interventions. X-ray fluoroscopy provides high temporal and spacial resolution, but it suffers from low soft tissue contrast. On ...
  • A novel design of MRI visible prostate biopsy needle 
    Kasacı, Gökçe. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2017., 2017.)
    A reliable diagnosis is vital to apply the proper treatment for prostate cancer. Conventional prostate biopsy methods have limited accuracy for the diagnosis. Magnetic Resonance Imaging (MRI) provides superior anatomical ...
  • Advanced computational tools for real-time MR imaging 
    Saybaşılı, Haris. (Thesis (Ph.D.)-Bogazici University. Institute of Biomedical Engineering, 2009., 2009.)
    Real-time Magnetic Resonance Imaging (MRI) has the potential of successfully guiding interventional applications. Overall, the requirements of real-time MRI can be categorized as: (i) fast data acquisition, (ii) fast image ...
  • Advanced registration tools for XFM 
    Durmaz, Fevzi Aytaç. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Minimally invasive therapies are very common in today's healthcare. Many procedures which require invasive surgery, with its associated long recovery times and high cost, can now be performed more e ectively, with less ...
  • An MRI compatible band GAP dependent fiber optic temperature sensor 
    Deniz, Ahmet. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2018., 2018.)
    Fiber optic sensors (FOTSs) have been a research topic over two decades. Many sensor types were developed in different schemes. Among many other parameters like pressure, location, PH level detection..etc, which can be ...
  • Assessing DT-MRI tractography results via sampling the fiber tract space 
    Yoldemir, Ahmet Burak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Complex neural processes in human brain are realized through a huge number of connections between neural cells. White matter tractography is the only available tool to reconstruct these anatomical connectivities non-invasively ...
  • Assessment of local muscle deformations using multi-modal imaging and finite element modeling 
    Pamuk, Uluç. (Thesis (Ph.D.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)
    In vivo assessment of muscle deformations, including influence of non-muscular tissues such as NVTs, aponeuroses, fasciæ or overlying skin, is key due to functional relevance of tissue connectivity within limb. In integral ...
  • Automatic postprocessing and reporting tools for functional neuroimaging 
    Demirel, Engin. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    For advanced magnetic resonance imaging (MRI) applications, reporting and postprocessing tools have been designed. The software tools developed consist of DICOM structured report (DICOM SR) preparation, functional image ...
  • Bioapplications of integrated mems catheter tracking system for MRI and split ring resonator based glucose sensor 
    Kuşakcı, Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    This thesis mainly consists of design, implementation and characterization of two di erent types of resonators for bioapplications. The rst part of the thesis is about the fabrication and characterization of two generations ...
  • Breastis :|a software tool for flexible breast MRI analysis 
    Bayrambaş, Başak. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)
    Magnetic resonance imaging of breast provides valuable information about breast tissue composition. A common breast MRI protocol may include dynamic contrast enhanced (DCE) MRI, diffusion weighted MRI (DWI) and proton MR ...
  • Calculation of true T1, T2 and proton density images for the elimination of signal intensity artifacts in segmentation of brain tissue in magnetic resonance imaging 
    Ağuş, Onur. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2008., 2008.)
    Segmentation of tissues in medical imaging is an essential subject because it helps the radiologists to be able to identify diseases, tumors and follow the degenerative diseases. In Magnetic Resonance Imaging (MRI) one ...
  • Clinical grade active guidewire and catheter for interventional cardiovascular MRI 
    Kocatürk, Özgür. (Thesis (Ph.D.)-Bogazici University. Institute of Biomedical Engineering, 2009., 2009.)
    The success and safety of interventional magnetic resonance imaging (MRI) procedures requires conspicuous intravascular instruments that can be distinguished from surrounding tissues. In this dissertation work, an "active" ...
  • Clinical grade medical device technologies for interventional cardivascular magnetic resonance imaging procedures 
    Yıldırım, Dursun Korel. (Thesis (Ph.D.)-Bogazici University. Institute of Biomedical Engineering, 2021., 2021.)
    Magnetic Resonance Imaging (MRI) is a promising candidate against X-ray fluoroscopy for the image-guidance of minimally invasive procedures thanks to its ion izing radiation-free, exquisite soft tissue contrast and ability ...
  • CMOS based optoelectronic catheter localization system for magnetic resonance imaging environment 
    Sarıoğlu, Baykal. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    The use of minimally invasive medical techniques has greatly reduced risks to patients and has increased our understanding of how the body works. Detection of catheters is one of the most important tasks in these techniques. ...
  • Correlation between fMRI and source reconstructed EEG of steady state visual evoked potentials 
    Eryılmaz, Hüseyin Hamdi. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2007., 2007.)
    Electroencephalography (EEG) is a common technique for studying and understanding the functioning of the brain. In addition, functional Magnetic Resonance Imaging (fMRI), in the recent years has been a very conventional ...
  • Customizable TDI-based whole body X-ray scanner 
    Durmaz, Fevzi Aytaç. (Thesis (Ph.D.)-Bogazici University. Institute of Biomedical Engineering, 2020., 2020.)
    Medical X-ray systems are the gold standard in certain cases of medical diagnostics for over 100 years. The main scope of our studies is to develop a new full-body X-ray scanner device using line scanner detectors, and a ...
  • Deformation along human medial gastrocnemius muscle fibers in vivo during low-level plantar flexion activity 
    Arpak, Arda. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2017., 2017.)
    Mechanical behavior of skeletal muscle has been previously shown to be determined by the interactions between contractile elements of the muscle and the extracellular matrix. Moreover, in the level of a whole limb, ...
  • Design af active localization system front-end building blocks for MR-guided interventional procedures 
    Gerçek, İsmail. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    In interventional procedures imaging plays an important role, as quick and accurate determination of the interventional device position and tissue structures are crucial for the procedure. Usually interventional procedures ...
  • Design and simulation of straight and tilted helical coils for magnetic resonance imaging 
    Sağıroğlu, M. Zahid. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this thesis, helical coils are studied through Finite Element Method (FEM) analysis and fabrications are done as a part of the project of 5 Fr guiding catheter design for paediatric intracardiac procedures performed ...
  • Detailed analysis of voxel based morphometry 
    Okur, Özlem Özmen. (Thesis (Ph.D.)-Bogazici University. Institute of Biomedical Engineering, 2016., 2016.)
    Voxel Based Morphometry, VBM, is one of the most widely used brain morphometry methods which aims to reveal the structural differences between the brain MR images of different populations. It is a whole brain and fully ...

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