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Found 5 essays matching the above criteria.

  1. 1. EVALUATION OF RADIATION DOSES USING CONE BEAM COMPUTED TOMOGRAPHY IN ENDOVASCULAR AORTIC REPAIR AND SCOLIOSIS PROCEDURES

    University essay from

    Author : Louise Strandberg; [2021-04-06]
    Keywords : Medical physics; Cone beam CT; CT; EVAR; scoliosis; radiation dose; effective dose;

    Abstract : Purpose: The study includes the two areas, vascular surgery and orthopedics, and focuses on endovascular aortic aneurysm repair (EVAR) and scoliosis procedures. EVAR procedures contribute to a high radiation dose to the patient and for scoliosis procedures, it is often young girls that are undergoing surgery. READ MORE

  3. 2. Geometric and Mechanical Analysis of Aortic Aneurysm

    University essay from KTH/Hållfasthetslära

    Author : Natalia Lindgren; [2020]
    Keywords : Biomechanics; Solid Mechanics; Mechanics; Hållfasthetslära; Mekanik; Biomekanik;

    Abstract : The aorta, the main and largest artery in the human body, is susceptible for many types of problems. One of the most common aortic disease is the formation of an aneurysm. READ MORE

  4. 3. Portfolio Optimization using the Entropic Value-at-Risk: An Investor Preference Approach

    University essay from Lunds universitet/Nationalekonomiska institutionen

    Author : Kevin Fabian Kühn; Polina Kuznetsova; [2020]
    Keywords : Mean-variance framework; entropic value-at-risk; utility functions; risk preference; portfolio optimization; Business and Economics;

    Abstract : It is very important for an investor to choose an accurate and effective risk measure when optimizing a portfolio of different assets. Recently, in addition to the standard risk measures such as variance or Value-at-Risk (VaR), more developed risk measures have emerged and one of them is the entropic Value-at-Risk (EVaR). READ MORE

  5. 4. Comparison of two Fluoroscopic Systems used for EVAR Procedures : an Approach to Analyze X-ray Image Quality Limited to Tube Output

    University essay from KTH/Skolan för teknik och hälsa (STH)

    Author : Ellinor Wemmert; [2014]
    Keywords : ;

    Abstract : Image quality in medical x-ray imaging is dependent on the characteristics of the x-ray photons produced  by  the  x-ray  tube,  the  detection  of  the  x-ray  photons  in  the  detector  and  the  image processing. X-ray image guidance during endovascular interventions is usually performed with C-arm fluoroscopy. READ MORE

  6. 5. Evaluation of the Prostar XL vascular closuredevice used in EVAR procedures

    University essay from Medicinska fakulteten

    Author : Fredrik Lilja; [2013]
    Keywords : ;

    Abstract : .... READ MORE