Abdominal Imaging. Computational and Clinical Applications
Third International Workshop, Held in Conjunction with MICCAI 2011, Toronto, ON, Canada, September 18, 2011, Revised Selected Papers
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Chapter
Off-Grid Green Hydrogen Production Systems
This chapter introduces the role of hydrogen in the current energy system transition: from fossil-based to renewable and low-carbon emission sources. Although solar and wind energy are abundant renewable sourc...
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Article
Open AccessLeveraging spatial uncertainty for online error compensation in EMT
Electromagnetic tracking (EMT) can potentially complement fluoroscopic navigation, reducing radiation exposure in a hybrid setting. Due to the susceptibility to external distortions, systematic error in EMT ne...
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Article
High-precision evaluation of electromagnetic tracking
Navigation in high-precision minimally invasive surgery (HP-MIS) demands high tracking accuracy in the absence of line of sight (LOS). Currently, no tracking technology can satisfy this requirement. Electromag...
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Article
Planning nonlinear access paths for temporal bone surgery
Interventions at the otobasis operate in the narrow region of the temporal bone where several highly sensitive organs define obstacles with minimal clearance for surgical instruments. Nonlinear trajectories fo...
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Chapter and Conference Paper
Visual Comparison of 3D Medical Image Segmentation Algorithms Based on Statistical Shape Models
3D medical image segmentation is needed for diagnosis and treatment. As manual segmentation is very costly, automatic segmentation algorithms are needed. For finding best algorithms, several algorithms need to...
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Article
Fusion imaging in neurosonology: Clinician’s questions, technical potentials and applicability
Ultrasound is a well established imaging technique with widespread use in diagnosis and treatment monitoring of neurological diseases. However, direct and exact comparison of results from conventional ultrasou...
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Chapter and Conference Paper
Path Planning for Multi-port Lateral Skull Base Surgery Based on First Clinical Experiences
Our research project investigates a multi-port minimally-traumatic approach for lateral skull base surgery, where the surgical target shall be reached through up to three drill canals. For this purpose, an acc...
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Book and Conference Proceedings
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Chapter and Conference Paper
Intraoperative Registration for Liver Tumor Ablation
Computer aided navigation augments intraoperatively gathered U/S with planning information that the doctor carries out before the intervention on a CT volume. A crucial step for the navigation is the registrat...
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Chapter and Conference Paper
FIST: Fast Interactive Segmentation of Tumors
Automatic segmentation methods for tumors are typically only suitable for a specific type of tumor in a specific imaging modality and sometimes lack in accuracy whereas manual tumor segmentation achieves the d...
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Article
Patient positioning with X-ray detector self-calibration for image guided therapy
Automatic alignment estimation from projection images has a range of applications, but misaligned cameras induce inaccuracies. Calibration methods for optical cameras requiring calibration bodies or detectable...
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Chapter and Conference Paper
Absolute Orientation of Stereoscopic Cameras by Aligning Contours in Pairs of Images and Reference Images
Most approaches use corresponding points to determining an object’s orientation from stereo-images, but this is not always possible. Imaging modalities that do not produce correspondences for different viewing...
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Chapter and Conference Paper
Closed Loop: A Classification Framework for Interventional Procedures
We present a closed-loop taxonomy framework for interventional procedures assisting to understand and locate an increasing number of “buzzword driven” techniques within the workflow of the interventionalist. O...
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Chapter and Conference Paper
Erweiterung modellbasierter Segmentierung durch lokale Deformationskriterien
Modellbasierte Ansätze sind heutzutage Stand der Technik zur automatischen Organsegmentierung in medizinischen Bilddatensätzen. In dieser Arbeit wird ein Verfahren vorgestellt, welches die modellbasierte Segme...
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Chapter and Conference Paper
Feature Extraction from Medical Images for an Oral Cancer Reoccurrence Prediction Environment
We present the concept of a novel image feature extraction approach that will be used to predict oral cancer reoccurrence in the scope of the NeoMark project. Based on current clinical practice, we propose sev...
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Chapter and Conference Paper
Segmentation and Navigation Support of Clinical Data Sets to Simulate the Bronchoscopy and Rhinoscopy
A training and simulation system for therapy planning is developed based on patient specific imaging data. A real endoscope is used for navigation through the virtual patient. For this purpose sensors were bui...
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Chapter
Mobile Tele-Echography Systems — Teleinvivo: A Case Study
Telemedicine, defined as practice of medicine at a distance, has been performed ever since humans learned to communicate: a messenger carrying over a medical advice from a distant expert to the bed of a patien...
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Article
Accuracy of biopsy needle navigation using the Medarpa system—computed tomography reality superimposed on the site of intervention
The aim of this work was to determine the accuracy of a new navigational system, Medarpa, with a transparent display superimposing computed tomography (CT) reality on the site of intervention. Medarpa uses an ...
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Chapter and Conference Paper
Prospective Head Motion Compensation for MRI by Updating the Gradients and Radio Frequency During Data Acquisition
Subject motion appears to be a limiting factor in numerous magnetic resonance imaging (MRI) applications. For head imaging the subject’s ability to maintain the same head position for a considerable period of ...
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Chapter and Conference Paper
EXOMIO: A 3D Simulator for External Beam Radiotherapy
Simulators are medical devices used in the oncology clinics to perform the simulation procedure for the external beam radiotherapy treatment. Unlikely for a clinic to obtain a real Simulator is a high investme...
