Intraoperative imaging modalities and compensation for brain shift in tumor resection surgery
Intraoperative brain shift during neurosurgical procedures is a well‐known phenomenon
caused by gravity, tissue manipulation, tumor size, loss of cerebrospinal fluid (CSF), and use …
caused by gravity, tissue manipulation, tumor size, loss of cerebrospinal fluid (CSF), and use …
Modelling brain deformations for computer‐integrated neurosurgery
In this review paper we discuss Intelligent Systems for Medicine Laboratory's contributions to
mathematical and numerical modelling of brain deformation behaviour for neurosurgical …
mathematical and numerical modelling of brain deformation behaviour for neurosurgical …
Realistic simulation of the 3-D growth of brain tumors in MR images coupling diffusion with biomechanical deformation
We propose a new model to simulate the three-dimensional (3-D) growth of glioblastomas
multiforma (GBMs), the most aggressive glial tumors. The GBM speed of growth depends on …
multiforma (GBMs), the most aggressive glial tumors. The GBM speed of growth depends on …
Robust nonrigid registration to capture brain shift from intraoperative MRI
We present a new algorithm to register 3-D preoperative magnetic resonance (MR) images
to intraoperative MR images of the brain which have undergone brain shift. This algorithm …
to intraoperative MR images of the brain which have undergone brain shift. This algorithm …
Patient-specific model of brain deformation: Application to medical image registration
This contribution presents finite element computation of the deformation field within the brain
during craniotomy-induced brain shift. The results were used to illustrate the capabilities of …
during craniotomy-induced brain shift. The results were used to illustrate the capabilities of …
Non-rigid alignment of pre-operative MRI, fMRI, and DT-MRI with intra-operative MRI for enhanced visualization and navigation in image-guided neurosurgery
Objective: The usefulness of neurosurgical navigation with current visualizations is seriously
compromised by brain shift, which inevitably occurs during the course of the operation …
compromised by brain shift, which inevitably occurs during the course of the operation …
Simulation of brain tumors in MR images for evaluation of segmentation efficacy
Obtaining validation data and comparison metrics for segmentation of magnetic resonance
images (MRI) are difficult tasks due to the lack of reliable ground truth. This problem is even …
images (MRI) are difficult tasks due to the lack of reliable ground truth. This problem is even …
High-speed nonlinear finite element analysis for surgical simulation using graphics processing units
The use of biomechanical modelling, especially in conjunction with finite element analysis,
has become common in many areas of medical image analysis and surgical simulation …
has become common in many areas of medical image analysis and surgical simulation …
A meshless Total Lagrangian explicit dynamics algorithm for surgical simulation
A method is presented for computing deformation of very soft tissue. The method is
motivated by the need for simple, automatic model creation for real‐time simulation. The …
motivated by the need for simple, automatic model creation for real‐time simulation. The …
Suite of finite element algorithms for accurate computation of soft tissue deformation for surgical simulation
Real time computation of soft tissue deformation is important for the use of augmented reality
devices and for providing haptic feedback during operation or surgeon training. This …
devices and for providing haptic feedback during operation or surgeon training. This …