Essays about: "cone-beam"
Showing result 11 - 15 of 33 essays containing the word cone-beam.
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11. Feasibility of adaptive SBRT of prostate cancer: Investigating uncertainties in AI-driven and CBCT-guided online adaptive radiotherapy
University essay from Lunds universitet/SjukhusfysikerutbildningenAbstract : Purpose: Recent developments in external radiotherapy and its utilization with artificial in- telligence (AI) enables advanced treatment plans for a range of different disease sites. By adapting to the anatomy of the day, target coverage can be ensured while sparing more healthy tissue. READ MORE
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12. Bone segmentation and extrapolation in Cone-Beam Computed Tomography
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : This work was done within the French R&D center of GE Medical Systems and focused on two main tasks: skull bone segmentation on 3D Cone-Beam Computed Tomography (CBCT) data and skull volumetric shape extrapolation on 3D CBCT data using deep learning approaches. The motivation behind the first task is that it would allow interventional radiologists to visualize only the vessels directly without adding workflow to their procedures and exposing the patients to extra radiations. READ MORE
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13. Optimization of Non-Local Means filtration for Cone Beam Computed Tomography
University essay fromAbstract : Cone Beam Computed Tomography (CBCT) is a medical imaging technique used to visualize the internals of an object from a set of X-ray images. The X-ray images are taken with a cone shaped X-ray beam at many angles around the object being visualized. The images are then back projected through a volume forming a 3D representation of the object. READ MORE
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14. Reliability and precision of root length measurements in cone beam CT images: a study of adolescents
University essay from Malmö universitet/Odontologiska fakulteten (OD)Abstract : Bakgrund: Under en ortodontisk behandling med fast apparatur finns det en risk för att tänderna drabbas av rotresorption. Rotresorptioner kan mätas med hjälp av Cone Beam Computed Tomography (CBCT). Mätresultatet kan dock variera mellan olika observatörer och mätfel kan uppstå vilket påverkar metodens tillförlitlighet. READ MORE
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15. Can Surface Scanning Improve the Workflow of Elekta Linac Treatments?
University essay from KTH/Medicinteknik och hälsosystemAbstract : The aim of the project was to compare the workflow for an Elekta Linac with and without the surfacescanning system Catalyst and describe pros and cons with both workflows. The findings in the reportcan be used as decision support in development of Elekta products and workflow improvements. READ MORE