Browsing M.S. Theses by Issue Date

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  • Correlation dimension computation of EEG time series 
    Taşkın, Ersin. (Thesis (M.A.) - Bogazici University. Institute of Biomedical Engineering, 1997., 1997.)
    In this thesis, a software package, to be used in correlation dimension (D2) computation of human electroencephalograms (EEG), is developed. The main algorithm calculating the D2 is based on the Grassberger Procaccia (G-P) ...
  • Investigation of the heating effect of MRI on the patients with metallic orthopaedic implant materials 
    Bilgin, Mehmet Salih. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 1999., 1999.)
    It is increasingly becoming common that orthopaedic patients are having implant materials in their body. On the other hand MRI with its potential diagnostic value can not be utilised well on the patients with metal implants ...
  • True T19 PD image computation from a set of T1 weighted images 
    Büyüksaraç, Bora. (Thesis (M.S.)- Bogazici University. Institute of Biomedical Engineering, 2000., 2000.)
    Segmentation of tissues in magnetic resonance images is essential especially for a radiologist to be able to identify a disease, tumors, or any tissue. In any magnetic resonance image there exists many different types of ...
  • An automated real time physiological viscometer 
    Usta, Ahmet. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2000., 2000.)
    Viscosity as hemorheological criteria has become far more important after the clinicians started to blame it for some pathological conditions. There is a bunch of study showing that the blood viscosity is apparently ...
  • Design of an intraoral artificial larynx system for the speech rehabilitation of total laryngectomees 
    Göker, İmran. (Thesis (M.S.)- Bogazici University. Institute of Biomedical Engineering, 2000., 2000.)
    The cancer of larynx is treated with a surgical method called total laryngectomy whether it is diagnosed in the later stage of the disease. In this procedure, the larynx and the vocal cords are removed. Consequently, these ...
  • A multi-channel biotelemetry system for the acquisition and processing of respiratory sounds 
    Çiftçi, Rifat Koray. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2001., 2001.)
    Respiratory disorders can be diagnosed by analyzing respiratory sounds produced during breathing. Main tool for physicians to analyze respiratory sounds is stethoscope. Developing a system capable of acquiring and ...
  • An open graphics library (OPENGL) based toolbox for biomedical display and processing 
    Kılıç, Mehmet Olcay. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2001., 2001.)
    By the development of Computerized Tomography (CT) in the late 70's and Magnetic Resonance Imaging (MRI) at the beginning of 80's, three dimensional images of the human body were generated in terms of slices of 2-D ...
  • Specific absorption rate assessment in a human head model exposed to radiation from cellular phone 
    Demirbilek, Binay Özsoy. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2001., 2001.)
    The increasing use of electromagnetic (EM) devices has caused growing concern about possible health hazards produced by EM radiation. So it is imperative to be able to quantify both the absorption of electromagnetic energy ...
  • Treatment of standardized femoral osteotomies using extracorporeal shockwave therapy (ESWT) 
    Utku-Bilgen, Feride Şermin. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2001., 2001.)
    ESWT is used in treatment of pseudoarthrosis and may also be considered for distraction osteogenesis (callus lengthening) operations. In this study, effects of ESWT on the callus were studied. On 20 male, ten-week-old ...
  • Feature extraction from mammographic mass shapes and development of a mammogram 
    Ertaş, Gökhan. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2001., 2001.)
    Breast cancer is one of the most common malignancies in women and a rare malignancy in men. It has been widely reported that breast cancer has become the second leading cause of cancer death among women. Over a lifetime, ...
  • Atlas guided neurosurgery 
    Aksel, Ertuğrul Burteçin. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2001., 2001.)
    In this work, a computer interface is developed to deform atlas overlays, so as to make them fit to a certain case, namely a particular patient's anatomy for pre-operational target determination for neurosurgeries. The ...
  • Bacterial adhesion to solid surfaces and its prevention by the application of silver 
    El-Soufi, Wassim Mohamad Amine. (Thesis (M.S.) - Bogazici University. Institue of Biomedical Engineering, 2001., 2001.)
    Silver, under different forms, has been proved effective for the elimination of bacteria and other microorganisms from liquid mediums, solutions and solid materials used in industrial, sanitary, and biomedical fields, such ...
  • Cardiac motion analysis in MRI for classification 
    Göksel, Dilek. (Thesis (M.S.) - Bogazici University. Institue of Biomedical Engineering, 2002., 2002.)
    Although several techniques exist for the analysis of cardiac tagged MR images, a rapid screening tool do not yet exits. Our proposed technique tries to perform rapid classification to diagnose the abnormalities in human ...
  • Fatigue related EMG power spectrum changes during dynamic contractions in female rowers 
    Uzun, Selda (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2002., 2002.)
    The Surface Electrompography (SEMG) signal allows a good assessment of meuromuscular activity a noninvasive tool. While muscle fatigef is a complex multifaceted phenomenon, in sedentary subjects it is characterized by ...
  • Classification of lung sounds using wavelet-based neural networks 
    Yeğiner, Mete. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2002., 2002.)
    Computer-based systems for diagnosing diseases have been widely used in various areas of medicine in the last decades and similar studies have been performed to parameterize and increase the reliability of lung-sound based ...
  • Detection of venous gas bubbles with computerized doppler ultrasound 
    Tufan, Kadir. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2003., 2003.)
    Venous Gas Embolism (VGE) may occur during the brain and neck surgery where the operative site is higher than the heart. Medium where the pressure changes significantly like diving, aviation and space missions also promote ...
  • Microsphere based optical biosensors 
    İşçi, Şenol. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2003., 2003.)
    Optical microsphere resonators have recently utilized in quantum optics, laser science, spectroscopy, and optoelectronics and attracted increasing interest due to their unique optical properties. Microspheres possess high ...
  • Load independent trajectory control for an artificial muscle 
    Yaman, Alper. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2003., 2003.)
    In this study, the hysteretic characteristics of pneumatic McKibben artificial muscle were investigated to develop an alternative trajectory control method to traditional PID (Proportional-Integral-Derivative) controller ...
  • Virtual gamma camera for educational purposes 
    Yılmaz, Ozan. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2003., 2003.)
    Nuc1ear medicine is a medical specialty that uses painless, safe, and cost- effective techniques to image the body and treat disease. In nuc1ear medicine, very small amounts of radioactive materials or radiopharmaceuticals ...
  • System characterization for a fast optical imager 
    Emir, Uzay Emrah. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2003., 2003.)
    In contrast to morphological imaging, functional imaging captures information about the functioning for living tissues, such as blood circulation and oxygen metabolism, cerebral nervous system, and changes in cromophore ...

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