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Biyomedikal Mühendisliği Enstitüsü: Recent submissions

Now showing items 201-220 of 423

Biotelemetry systems and the design of a low cost microprocessor controlled radiotelemetry system

Çolgar, M. Fatih. (Thesis (M.S.) - Bogazici University. Institute of Biomedical Engineering, 1985., 1985.)

In this thesis, Biotelemetry systems are presented in general, with various coding systems that send different physiological signals. After that, a special Biotelemetry system is designed, to demonstrate how different ...
Amino acid conjugated self-assembled molecules modified titanium surfaces

Türkaydın, Müge. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

The goal of this thesis is to increase biocompatibility of titanium (Ti) surfaces, which is an extensively used biomaterial in medicine, by an easy and timesaving surface modification procedure. For this purpose, ...
Effect of bisphosphonate / graphene oxide complex on proliferation and differentiation of mesenchymal stem cells and breast cancer cells

Boran, Gökçen. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2020., 2020.)

Bisphosphonates have strong healing impact on postmenopausal osteoporosis and also apoptotic effect on breast cancer cells (MCF-7). Zoledronic Acid (ZOL) is a third generation (nitrogen contained) bisphosphonate. In this ...
EEG data classification using multilinear regression model

Akgün Demir, Ayşe. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Brain Computer Interfaces (BCI) are systems that facilitate people to use a computer, to control an electromechanical or a neuroprosthetic device without using their motor nervous system. It is possible to obtain an ...
The effect of bone surface mimicked magnetic particle embedded PDMS membranes on human osteoblast behavior

Erenay, Berkay. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Cell microenvironment can be deﬁned as all biophysical, biochemical, biomechanicalpropertiesthataﬀectcellbehaviourandcellfate. Thesefactorsincludesurface topography, roughness, stiﬀness along with the extracellular matrix ...
Design of a breathing simulator generating adult and pediatric patterns

Tüzünoğlu, Senad. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

In this thesis, a mechanical breathing simulator is developed, constructed, tested and calibrated for the experimental use of medical devices such as nasal drug products, nebulizers and inhalers. The aim of the simulator ...
Evaluation and analysis of a computer aided diagnostic system for lung nodule assessment in CT scans

Eser, Berna. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Throughout the process of detecting lung cancer, using CT scans to predict the malignancy level of pulmonary nodules will be complicated process for radiologists. CAD gives a second opinion to radiologists to identify ...
Predicting Von Hippel Lindau (VHL), Polybromo-1 (PBRM1) mutations and stages of clear cell renal cell carcinoma from computed tomography images by machine learning

Ökmen, Harika Beste. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

RCC is the most prevalent renal malignancy and ccRCC is the most common subtype of RCC. It is reported that the prognosis has a strong association with VHL alteration. It is also reported that PBRM1 gene, second most common ...
Botulinum toxin type a spread into non-injected antagonistic muscles causes increased extracellular matrix collagen

Akcan, İsmail Orkun. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

The present study aims at assessing effects of Botulinum toxin type A (BTXA) on the targeted medial and lateral gastrocnemius muscles in terms of muscle forces and connective tissue content. The particular goal is to test ...
A novel left atrial appendage occluder design

Baykan, Almila Ceren. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Percutaneous left atrial appendage (LAA) occlusion is a viable nonpharmalogical alternative for prevention of thromboembolic stroke in patients with atrial fibrillation (AF), especially for the patients who are unable to ...
Patient specific musculoskeletal modeling to relate intra operative muscle force data to gait in cerebral palsy

Can, Utku. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Increasedpathologicalresistanceagainstkneeextensionisacharacteristicpathological condition in cerebral palsy (CP). Active and passive forces of spastic knee ﬂexor muscles have been associated with the high forces which ...
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 ...
Non-contact breathing abnormality detection using machine learning

Erdoğan, Sefa. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Respiratory diseases are widely seen in the world and they are not seriously handled until they start aﬀecting the patient’s life very badly. Respiration motion contains information about the patient’s health status which ...
Development of cancer theraphy with ICG-PDT supported by gold nanoparticles

Salta Savaş, Sena. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Photodynamictherapy(PDT)isanapplicationbasedonthekillingofunwanted cells with photochemical reactions based on photosensitizer induced by light at an appropriate wavelength and the use of oxygen in the environment. Spherical ...
Design of virtual environment for discrimination tasks to determine the psychometric function

Hasekioğlu, Taha. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

In this thesis, we used the Gazebo simulation software to develop a virtual environment for interactions of objects to perform psychophysical tasks to distinguish between objects at differing stiffnesses. The virtual ...
Comparing bacterial colonization of laser etched and acid etched enamel in bonding orthodontic ceramic brackets

Sofuoğlu, Sibel. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

The aim of this project comparing bacterial colonization of laser etched and acid etched enamel in bonding orthodontic ceramic brackets and also to develop a method which reduces the risk of enamel demineralization and ...
Image reconstruction in dental tomosynthesis with stationary detector

Sur, Yunus Burak. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Tomosynthesis is an imaging modality for analyzing anatomical structures. X-ray images from different angles are used for reconstruction in tomosynthesis. In contrast to computed tomography, X-ray tube moves around a ...
Surface based morphometry in Alzheimer's disease

Uluğ, Esma Ece. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Alzheimer’s disease( AD) is aneurodegenerativedisorderespeciallyaﬀectingthe elderlypopulationwhichisgrowingworldwide. Inthisstudy, surface-basedmorphometry analysis was performed on anatomical MR images of patients with ...
Design and optimization of a miniature actuator using shape memory alloy (SMA) wires

Teymoori, Morteza. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Microﬂuidic systems have proven to be very beneﬁcial in many ﬁelds such as chemical and biomedical sciences. The reduced sample volume, among many other advantages attracts researcher’s attention to this technology. ...
Tactile processing and vibrotactile discrimination capacity in children with Tourette Syndrome

Eşen, Ürün. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2019., 2019.)

Tourette Syndrome (TS) is a childhood-onset developmental psychiatric disorder. Pediatric patients are diagnosed with TS if they show multiple motor tics and at least one vocal tic for at least one year. The tic severity ...

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