Biyomedikal Mühendisliği Enstitüsü: Recent submissions

  • Sensitivity and specificity of the multi-channel CW-fNIRS for medical purposes 
    Özdemir, Alp. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2013., 2013.)
    In last decades, optical imaging technology has been rapidly developed and become much popular for scientific researches. Its safe, non-invasive and portable design easily integrates fNIRS to different research areas and ...
  • Identifying gene interactions for time series microarray data using dynamic Bayesian Networks and external biological knowledge 
    Ağyüz, Umut. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2013., 2013.)
    DNA hybridization arrays measure the expression levels for thousands of genes. These measurements provide us with a “snapshot” of transcription levels in the cell. A major challenge in computational biology is to identify ...
  • 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) ...
  • Auditory brain response detection using a portable EEG headset 
    Koç Söker, Zeliha. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2013., 2013.)
    In general terms, evoked potentials are electrical signals generated by the nervous system in response to a stimulus. Auditory evoked potentials (AEPs) are generated in response to an acoustic stimulus. Measuring the ...
  • Effects of early and delayed laser application on nerve regeneration 
    Akgül, Tüba. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    Studies to understand the operating mechanism of the nervous system and to nd new treatments for its diseases have been growing at an increased pace. To accelerate the rate of regeneration, the laser is used immediately ...
  • Functional parcellation of memory related brain networks by spectral clustering of EEG data 
    Aydın, Çağatay. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    The EEG signal and its oscillatory components may relate with temporal modulation of information processing of a sensory activation in a local electrical eld and neural populations. In this study, we investigate the ...
  • The effects of skin-tissue morphometry on the mechanical impedance of rat glabrous skin 
    Gök, Çağlar. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    In this thesis, the mechanical impedance of rat glabrous skin was measured at two di erent locations: the digit and the sole in the hind paw, at two frequencies: 40 Hz and 250 Hz with amplitude of 61 m. The force (F), the ...
  • Laser etching of enamel for bonding orthodontic brackets 
    Şen, Ayşegül. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    The aim of this study is to determine the optimum laser parameters to provide the maximum bonding strength with reference to conventional bonding technique for orthodontic braces. 1940 nm Thulium Fiber Laser was used in ...
  • Development of an acqusition and image enhancement platform for digital dental imaging 
    Yazıcı, Abdulkadir. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    With technologıcal developments in X-ray imaging, digital systems started to replace analog systems. Principle advantages of digital X-ray imaging are; it has lower cost (in the long run), is ready to be processed with a ...
  • 1940-nm thulium fiber laser ceramic bracket debonding 
    Demirkan, İrem. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    The aim of the study was to determine the proper laser paramaters for 1940-nm Thulium Fiber Laser for ceramic bracket removing. In order to assess the e ectiveness of 1940-nm Thulium Fiber Laser in orthodontic ceramic ...
  • Tactile mental rotation in blindfolded and congenitally blind subjects 
    Polat, Betül. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    Mental rotation is the process of imagining an object rotated into a di erent orientation in space. This well-known visual phenomenon may be used to understand the cognitive processing by applying it to the tactile modality. ...
  • Volumetric MRI analysis of thalamic stroke patients 
    Özel, Pınar. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2011., 2011.)
    The thalamic pain syndrome is a weakly deduced phenomenon that develops as a complication of a small stroke in the thalamus. Because this is syndrome result in many diffrent physiological disturbances, it is critical to ...
  • Implementation of tomosynthesis in dental x-ray imaging 
    Varılsüha, Arda. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 2012., 2012.)
    Digital tomosynthesis is a method of reconstructing any number of tomographic planes, by using a set of limited angle projections, acquired as the X-ray source moves around the object. The quality of the reconstructed ...
  • A user-friendly sofware for generating patient-specific masking noise in relieving the incurable tinnitus 
    Fırat, Murat. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 1996., 1996.)
    Tinnitus is a widely suffered complaint concerning the human auditory system. The tinnitus-stricken patient is generally characterized with hearing loss and suffers from an almost never-ending sound in his ears. These ...
  • Effects of contactor size and stimulation distance on the response properties of rapidly-adapting tactile fibers innervating the rat glabrous skin 
    Devecioğlu, İsmail. (Thesis (M.S.) - Bogazici University.Institute of Biomedical Engineering, 2011., 2011.)
    Recent population models used space-invariant attenuation functions. But this assumption is not enough to construct realistic population models, because mechanical properties of the skin vary along the skin [1]. In this ...
  • Graph theoretical analysis of functional human brain network 
    Günebakan, Adem Umut. (Thesis (M.S.) - Bogazici University.Institute of Biomedical Engineering, 2011., 2011.)
    Recent studies suggest that, human brain has a small-world behavior which is reflected by locally and globally efficient processing. To investigate this behavior a short term/working memory experiment was designed which ...
  • Calculating the magnitude of transfer functions for hearing aids by insertion gain measurements 
    Karamavuş, Yunus. (Thesis (M.S.) - Bogazici University.Institute of Biomedical Engineering, 2011., 2011.)
    While the hearing loss is one of the most common problem in our lives, it is also the most compensable disability. In general, hearing impairment can be fixed by a hearing aid which amplifies sound levels at different ...
  • Endovenous laser ablation : different lasers and delivery techniques 
    Somunyudan, Meral Filiz. (Thesis (M.S.) - Bogazici University.Institute of Biomedical Engineering, 2011., 2011.)
    Endovenous Laser Ablation (EVLA) has become a popular minimally invasive alternative to stripping in the treatment of saphenous vein reflux. Several wavelengths have been proposed; of which 810, 940 and 980- nm are the ...
  • Comparison of particle counting and microbiological sampling methods at-rest and during surgery 
    Kavak, Ahmet Emir. (Thesis (M.S.) - Bogazici University.Institute of Biomedical Engineering, 2011., 2011.)
    Air quality monitoring in operating rooms is of prime importance because particles that carry microbiological contamination generate serious risks during surgical operations. Air quality monitoring is executed by two ...
  • Software development for X-Ray Fluoroscopy and MR image fusion 
    Özdal, Emre. (Thesis (M.S.) - Bogazici University.Institute of Biomedical Engineering, 2011., 2011.)
    In interventional radiology, treatment is routinely done under X-Ray Fluoroscopy (XF) using special catheters or needles. XF is a fast modality and allows one to follow the endovascular path with contrast injections and ...

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