Depth Director is an interactive system for converting 2D footage to 3D. It integrates recent computer vision advances with specialized tools that let users accurately recreate or stylistically manipulate 3D depths.
This paper presents an initial study exploring and evaluating a novel, accessible and user-centred interface developed for a VR Medical training environment. In particular, the proposed system facilitates a detailed 3D information exchange, with the aim of improving the user's internal 3D understanding and visualisation of complex anatomical inter-relationships. In order to evaluate the effectiveness of the proposed VR teaching method we developed a female 3D model under the guidance of Consultant Breast surgeons with particular emphasis given on the axilla section. In turn we commenced a comparative study between PBL tutorials augmented with VR and the contemporary teaching techniques involving twelve participants. Overall the paper outlines the development process of the proposed VR Medical Training environment, discusses the results from the comparative study, and offers suggestions for further research and a tentative plan for future work.
Quality Assurance of ultrasound systems is necessary to ensure the reliability of results and to check for deterioration in performance; a number of bodies have produced guidelines. Testing has traditionally been the responsibility of Medical Physics Departments but the important role of sonographers has been recognised and recent publications have included tests to be performed by ultrasound users. Since there are differences in approach between these publications the BMUS QA Working Party was established to provide a consistent set of guidelines specifically for sonographers. Three levels of testing are recommended, to include infection control and inspections for scanner and probe damage, basic display checks and further tests to assess drop-out, sensitivity and noise. These tests should form part of a programme that includes more comprehensive testing at longer intervals, perhaps by a Medical Physics Department.
Abstract. Adhering to contemporary requirements for reduction of cadaveric training of medical trainees we have developed a prototype augmented reality environment which investigates complex anatomical sections. A human 3D model has been implemented in order to facilitate educational tactics presented in a Virtual Reality (VR) environment. Opting for a sophisticated approach of interaction, the interface elements are based on simplified visual representation of real anatomical elements, and can be operated through haptic devices and surround auditory cues. This paper discusses the challenges involved in the development process of the augmented reality environment, and the HCI design, introduces the visual components of the interface and presents the outcome of a preliminary evaluation of the proposed VR training method on a group of twelve medical doctors. The paper concludes with a tentative plan of future work which aims to expand the context and interactivity of the system so as to enable the trainees to rehearse surgical methods in a simulated VR environment.
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