CVRMed-MRCAS'97

This book constitutes the refereed proceedings of the First Joint Conference; Computer Vision, Virtual Reality and Robotics in Medicine, CVRMed, and Medical Robotics and Computer-Assisted Surgery, MRCAS, held in Grenoble, France, in March 1997. The volume presents 76 regular revised papers and 16 clinical papers selected from a total of 161 submitted full papers. The volume offers highly innovative and promising research results in computer-assisted medicine and medical informatics. Among the areas covered are medical imaging, virtual reality, medical robotics, and computer-integrated therapy and surgery. The book is of relevance to clinicians, medical engineers, and computer scientists.

Non-rigid image registration using bone growth model.- Volumetric medical images segmentation using shape constrained deformable models.- Medical image segmentation using topologically adaptable surfaces.- Definition of a 4D continuous polar transformation for the tracking and the analysis of LV motion.- Shape-based segmentation and tracking in 4D cardiac MR images.- Segmentation using deformable models with affinity-based localization.- Advances in elastic matching theory and its implementation.- Automatic detection of articular surfaces in 3-D image through minimal subset random sampling.- Decimation of isosurfaces with deformable models.- Comparative estimation of orbital three dimensional CT measurements utilizing analyze(TM).- Surgical instrument guidance using synthesized anatomical structures.- Kinematic study of lumbar spine using functional radiographies and 3D / 2D registration.- An approach to 2D/3D registration of a vertebra in 2D x-ray fluoroscopies with 3D CT images.- Matching 3D MR angiography data and 2D X-ray angiograms.- A method for evaluating CT-based surgical registration.- Retrospective intermodality registration techniques: Surface-based versus volume-based.- Anatomical landmark image registration: Validation and comparison.- Rigid registration of CT, MR and cryosection images using a GLCM framework.- Geometric constraint analysis and synthesis: Methods for improving shape-based registration accuracy.- Unwrapping phase in 3D MR phase contrast angiograms.- Image registration: Convex weighting functions for histogram-based similarity measures.- 3D multi-scale line filter for segmentation and visualization of curvilinear structures in medical images.- A new model for the recovery of cylindrical structures from medical image data.- Multi-scale line segmentation with automatic estimation of width, contrast and tangential direction in 2D and 3D medical images.- Geometrical modelling of abdominal aortic aneurysms.- Augmented reality for diagnosis basedon ultrasound images.- Parametric two-dimensional B-spline representation of vein and artery from 2.5D echography used to aid virtual echography.- CT-based simulation of fluoroscopy and DSA for endovascular surgery training.- Computer ASsisted PERicardial punctures: Animal feasability study.- An efficient needle injection technique and radiological guidance method for percutaneous procedures.- An automated system for precise percutaneous access of the renal collecting system.- 3D-visualisation for image guided surgery.- Virtual endoscopy for planning and simulation of minimally invasive neurosurgery.- Robot-assisted minimally invasive neurosurgical procedures: First experimental experience.- Real and simulated endoscopy of neurosurgical approaches in an anatomical model.- Non-invasive 3d patient registration for image-guided intranasal surgery - Experimental and clinical results.- Toward an active three dimensional navigation system in medical imaging.- A low-cost training simulator for initial formation in gynecologic laparoscopy.- Automatic tracking of laparoscopic instruments by color coding.- Simulating arthroscopic knee surgery using volumetric object representations, real-time volume rendering and haptic feedback.- Physically-based model for simulating the human trunk respiration movements.- A 3D virtual environment for modeling mechanical cardiopulmonary interactions.- Design considerations for a computer-vision-enabled ophthalmic augmented reality environment.- Clinical assessment of a training simulator for retinal photocoagulation.- Freeflight: A virtual endoscopy system.- A fast morphology-based registration.- Interactive virtualized display system for intravascular neurosurgery.- Differential features of cortical folds.- Estimation of intraoperative brain surface movement.- The correction of stereotactic inaccuracy caused by brain shift using an intraoperative ultrasound device.- A path-planning algorithm for image-guided neurosurgery.- Experimentation with a transcranial magnetic stimulation system for functional brain mapping.- SPECT memory activation studies thanks to non-rigid automated 3D image registration.- A priori registration of SPECT projections and MR / CT images for SPECT reconstruction improvement.- Comparison of phantom target localisation by frame-based stereotaxy and by the VISLAN system.- Three dimensional tracking with ultrasound for augmented reality applications in skull base surgery.- A novel method for digital X-ray imaging of the complete spine.- Effects of tracking adjacent vertebral bodies during image guided pedicle screw surgery.- Computer-assisted versus manual spine surgery: Clinical report.- Automatic determination of the newborn's femoral head from three-dimensional ultrasound image data.- Experiences with an image guided planning system (ORTHODOC) for cementless hip replacement.- Robodoc- animal experiment and clinical evaluation.- Evaluation of a computer integrated surgical technique for percutaneousfixation of transverse acetabular fractures.- Range of motion after total hip arthroplasty: Experimental verification of the analytical simulator.- Development and validation of a navigational guidance system for acetabular implant placement.- Accuracy of image guided placement of iliosacral lag screws.- Restricted surface matching a new approach to registration in computer assisted surgery.- Image guided Orthopedic Surgery using individual templates.- Computer assisted planning for total knee arthroplasty.- Computer-assisted knee surgical total replacement.- A simple fluoroscopy based technique for assessing 3D knee kinematics before, during, and after surgery.- Development and validation of a fiber-based ACL model for surgical simulations.- A system for computer assisted arthroscopy.- A minimally invasive 3-D data registration protocol for computer and robot assisted Total Knee Arthroplasty.- External radiotherapy of prostatic carcinoma: A quadratic optimization of the dose distribution.- A user-guided tool for efficient segmentation of medical image data.- Computer-controlled noninvasive patient positioning in fractionated radiotherapy - A videogrammetric system for automatic patient setup, fast detection of patient motion and online correction of target point misalignment during therapy.- Eye reconstruction and CT-retinography fusion for proton treatment planning of ocular diseases.- The effect of image artifacts, organ motion and poor segmentation on the reliability and accuracy of 3D chamfer matching.- The use of localizers, robots and synergistic devices in CAS.- Development of an automatic surgical holding system based on ergonomic analysis.- A system for percutaneous delivery of treatment with a fluoroscopically-guided robot.- Experiences with robotic systems for knee surgery.- A compact robot for image guided Orthopedic Surgery: Concept and preliminary results.- The development of a microrobot system for colonoscopy.- Performance measurement in scaled teleoperation for microsurgery.- An integrated remote neurosurgical system.- Feasibility of laparascopic telesurgery.- Image guided surgery extended by remote stereotactic visualization.- Interactive telepresence and augmented reality in ENT surgery: Interventional Video Tomography.- Dexterity enhancement for a tele-micro-surgery system with multiple macro-micro co-located operation point manipulators and understanding of the operator's intention.