Boğaziçi Üniversitesi Tezleri: Recent submissions

  • Image quality evaluation of ultrasound images using computer simulation 
    Kurtoğlu, A. Levent. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Image quality, for scientific and medical purposes is defined as how well the desired information can be extracted from the image thus the principal research goal in medical imaging is the development of data acquisition ...
  • Effects of preconditioning over history effects in skeletal muscles of rat 
    Ertugay, Yusuf Turgay. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    It has been already known that activity at high lengths, leads at least, to major decreases of active force at low lengths, whereas forces at high length are hardly changed. This impact on muscle force is named as ...
  • Autostereoscopic displays in computer assisted surgery 
    Gümüş, Caner. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Using images for diagnosis, therapy and surgery is a widely used option as evidenced by many articles in the literature. In conventional systems standard two-dimensional (2D) displays are used to view the images even though ...
  • Design of a 32'' color TFT LCD PACS monitor and its clinical evaluation through ROC analysis 
    Kayabaşı, Sadık Hakan. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    One of the most important stages in digital radiology process is the transfer of the image to the observer, as the variations in light and color from a physical display. The common practice in observing these visual results ...
  • Medemas - medical device maintenance management system via remote access 
    Doğan, Ülkü Balcı. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    As the technology improves rapidly, diagnosis and treatment devices that directly a ect human health increase in number and variety. Unfortunately, these devices carry their own risks. Any hazardous/defective device can ...
  • Investigating the effects of ceramide and sphingomyelinase on the NMDA receptor of hippocampal pyramidal cell 
    Köker, Fatma Tuğba. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Ceramide is a structural membrane component which plays important roles in carrying the message about the fate of cell such as apoptosis, di erentiation or cell growth. Also, hippocampus is a very important region for ...
  • Mechanical effects of Botulinum toxin treatment on isolated mucsle: assessment of theoretical paralyzation patterns via finite element modeling 
    Türkoğlu, Ahu Nur. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Thespecific goal of the present study was to take an initial step in explaining the effects of Botulinum toxin treatment used for muscle pathologies such as spasticity on muscle mechanics via myofascial force transmission, ...
  • A study on the neuroendocrine hormone levels and psychophysiological parameters in excessive computer game playing young male adults 
    Paşaoğlu, Taliha. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Excessive gaming may be considered a behavioral addiction similar to gambling. In order to test this hypothesis, the activity of the autonomic nervous system was recorded (heart rate and skin conductance) and neuroendocrine ...
  • A correlational stydy between serum cytokine measures, volumetric MR measures and global cognitive changes in Alzheimer's disease 
    Tardu, Mehmet. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Earlier detection and diagnosis of Alzheimer's disease (AD) would permit earlier intervention, which conceivably could delay progression of this dementing disorder. In order to accomplish this goal, reliable and speci c ...
  • Biocompatability of hemodialysis membranes 
    Aksoy, M. Emin. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 1996., 1996.)
    With the development of biomaterials the term biocompatability was required to classify these materials in regard to their biological interaction. Biocompatability in extracorporeal blood treatments like hemodialysis is ...
  • Biomedical design for improving the primary stability of dental implants in poor bone quality 
    Sözkes, Sarkis. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Like so many other discoveries, clinically reliable dental implants were preceded by a serendipitous observation, rather than a logical chain of experiments, leading to the final product. In an attempt to film the ...
  • Hardware interface for a 3-DOF surgical robot arm and a 6-DOF end effector 
    Atasoy, Ahmet. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Robotic surgery aims minimum soft tissue damage and minimum operator intervention by employing automated, precise electro mechanical devices. In this project the hardware components of a surgical robot are integrated for ...
  • The effects of irradiation on bone fracture healing: can it pronote mineralization at low doses? 
    Heybeli, Nurettin. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Non-union, or delayed union of a bone fracture poses a major burden both to the individual and society. This experimental study investigated the hypothesis that low dose irradiation can enhance fracture healing and ...
  • Computerized bone age assessment for zero-to-seven age interval 
    Özkalay, İsmail Enes. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    The goal of this thesis is to study the use of neural networks for radiological bone age assessment from hand and wrist x-ray images is done. Carpal bones have been considered for bone age assessment. While the both ...
  • Design of a brain computer interface (BCI) system based on electroencephalogram (EEG) 
    Günaydın, Ozan. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    A Brain Computer Interface (BCI), sometimes called a Brain Machine Interface (BMI) is a communication device between the brain and an external device, usually a computer. The main purpose of BCI systems is repairing or ...
  • 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 ...
  • 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 ...
  • A mathematical model for cerebrovascular dynamics 
    Alptekin, Melis. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Human brain goes through a number of physiological changes in daily life. Some of these changes can be observed with optical imaging methods at near infrared light range. The aim of this study is, by using functional near ...
  • Effect of diabetes mellitus on gastric motility: an EGG study 
    Duygu, Aydın. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Longstanding diabetes mellitus is associated with gastrointestinal symptoms and disturbances of gastrointestinal motility. Diabetic patients with a history of mic rovascular and macrovascular complications such as ...
  • Rotenone interference with neuronal transmission in hippocampus 
    Akkentli, Fatih. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2010., 2010.)
    Rotenone is a pesticide and insecticide, which causes behavioral, biochemical, and neuropathologic changes in rats that closely resembles PD symptoms in humans. It is known that this pesticide inhibits mitochondrial ...