8 documents found, page 1 of 1

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Skin deformation analysis for pre-operative planning of DIEAP flap reconstructi...

Timóteo, Rafaela; Pinto, David; Martinho, Marta; Gouveia, Pedro; Lopes, Daniel Simões; Mavioso, Carlos; Cardoso, Maria João

Deep inferior epigastric artery perforator (DIEAP) flap reconstruction surgeries can potentially benefit from augmented reality (AR) in the context of surgery planning and outcomes improvement. Although three-dimensional (3D) models help visualize and map the perforators, the anchorage of the models to the patient's body during surgery does not consider eventual skin deformation from the moment of computed tomo...


A Usability Study on Widget Design for Selecting Boolean Operations

Chambel Lopes, Diogo; Mendes, Helena; Portal, Ricardo; Klerk, Rui de; Nogueira, Isabel; Lopes, Daniel Simões

Applying the correct set of Boolean operations is a fundamental task in constructive solid geometry (CSG), which is a staple in automated manufacturing systems. Although textual buttons and icons are the most common interfaces to apply such operations, these require an unnecessary cognitive load that hampers the solid modeling process. This study presents VennPad, a novel CSG widget that gathers all Boolean ope...


Proximity-aware interactive displays for rehabilitation centres

Faria, Afonso; Duarte, Stéphane; Lopes, Daniel Simões; Nicolau, Hugo


Estimating anatomically plausible segment orientations using a kinect one sensor

Matias, Nuno Vaz; Roupa, Ivo; Gonçalves, Sérgio; Silva, Miguel Tavares da; Lopes, Daniel Simões


On the potential of virtual reality for locomotion rehabilitation

Gordo, Alexandre; Silva, Inês dos Santos; Nicolau, Hugo; Lopes, Daniel Simões


Breast cancer surgery with augmented reality

Gouveia, Pedro; Costa, Joana; Morgado, Pedro; Kates, Ronald; Pinto, David; Mavioso, Carlos; Anacleto, João; Martinho, Marta; Lopes, Daniel Simões

Introduction: Innovations in 3D spatial technology and augmented reality imaging driven by digital high-tech industrial science have accelerated experimental advances in breast cancer imaging and the development of medical procedures aimed to reduce invasiveness. Presentation of case: A 57-year-old post-menopausal woman presented with screen-detected left-sided breast cancer. After undergoing all staging and pr...


Anatomy Studio: A tool for virtual dissection through augmented 3D reconstruction

Zorzal, Ezequiel R.; Sousa, Maurício; Mendes, Daniel; Anjos, Rafael Kuffner dos; Medeiros, Daniel; Paulo, Soraia Figueiredo; Rodrigues, Pedro

"3D reconstruction from anatomical slices allows anatomists to create three dimensional depictions of real structures by tracing organs from sequences of cryosections. However, conventional user interfaces rely on single-user experiences and mouse-based input to create content for education or training purposes. In this work, we present Anatomy Studio, a collaborative Mixed Reality tool for virtual dissection t...


Geometric Detection Algorithms for Cavities on Protein Surfaces in Molecular Gr...

Simões, Tiago M. C.; Lopes, Daniel Simões; Dias, Sérgio Emanuel Duarte; Fernandes, Francisco; Jorge, Joaquim A; Pereira, João; Bajaj, Chandrajit

Detecting and analysing protein cavities provides significant information about active sites for biological processes (e.g. protein–protein or protein–ligand binding) in molecular graphics and modelling. Using the three‐dimensional (3D) structure of a given protein (i.e. atom types and their locations in 3D) as retrieved from a PDB (Protein Data Bank) file, it is now computationally viable to determine a descri...

Date: 2017   |   Origin: uBibliorum

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