Matches 1 - 49 out of 49
Match Document Document Title
7623902 System and methods for improved access to vertebral bodies for kyphoplasty, vertebroplasty, vertebral body biopsy or screw placement  
A method of determining the size and placement of screws in pedicles in a selected spinal area comprising, hollowing out the vertebra in a three-dimensional image of the spine with cortical wall...
7620224 Image display method and image display program  
A path 22 representing the center line of a curved cylinder 21 is acquired (step S 1 ). The path 22 can be set by a GUI while a volume rendering image displayed on a display device is viewed....
7574247 Automatic coronary isolation using a n-MIP ray casting technique  
A novel method is presented for detecting coronary arteries as well as other peripheral vessels of the heart. After finding the location of the myocardium through a segmentation method, such as a...
7427200 Computer-based training methods for surgical procedures  
A method is disclosed for analyzing surgical techniques using a computer system for gathering and analyzing surgical data acquired during a surgical procedure on a body portion and comparing that...
7423430 Adaptive parallel acquisition and reconstruction of dynamic MR images  
A method for acquiring magnetic resonance (MR) data from a dynamic object in which a k-space sampling schedule are produced. The k-space sampling table is produced using a spatio-temporal model of...
7412278 Method for simulation of an electric stimulation in an MR imaging system  
A novel method is described for simulation of an electric stimulation of the nerve system subject to the rate of change of gradient fields. A gradient signal is filtered and a stimulation signal is...
7408354 Phantom for evaluating magnetic resonance spectroscopy performance  
A phantom for evaluating a magnetic resonance spectroscopy (MRS) performance is provided. Specifically, a phantom for evaluating an MRS performance capable of quantitatively evaluating a resolution...
7403883 Three-dimensional in-vitro spinal models and methods of analyzing substance distribution therein  
An in-vitro model apparatus of a human spine and methods for detecting and analyzing substance distribution patterns therein. In one embodiment, the model apparatus includes a column body defining...
7383163 Method, device and computer product for making an individual model of a jaw-bone  
The invention relates to a method, a device and a computer software for making an individual model of a jawbone, which are particularly useful in the development of dental implants or pre-operative...
7346382 Brain stimulation models, systems, devices, and methods  
This document discusses, among other things, brain stimulation models, systems, devices, and methods, such as for deep brain stimulation (DBS) or other electrical stimulation. A model computes a...
7289131 Method of rendering a graphics image  
A method of rendering a graphics image in which rendering is only carried out in a region to be changed is disclosed. In a preferred form the image includes a plurality of objects and the method...
7225011 Heart modeling using a template  
A device, a method and a computer program to model and report an anatomic structure, for example for coronary angiography is provided. The graphical editor models and reports the...
7194295 Medical navigation and/or pre-operative treatment planning with the assistance of generic patient data  
The invention relates to a method for computer-assisted medical navigation and/or pre-operative treatment planning, wherein the current position of a patient or a part of a patient's body and the...
7184814 Assessing the condition of a joint and assessing cartilage loss  
Methods are disclosed for assessing the condition of a cartilage in a joint and assessing cartilage loss, particularly in a human knee. The methods include converting an image such as an MRI to a...
7149564 Automatic analysis in virtual endoscopy  
A computer system and a computer-implemented method are provided for interactively displaying a three-dimensional rendering of a structure having a lumen and for indicating regions of abnormal wall...
7081750 Dynamic real-time magnetic resonance imaging sequence designer  
A system and method for facilitating RF pulse sequence generation and modification and for real-time sequence input modification for use in conjunction with magnetic resonance imaging equipment. A...
7081748 Magnetic resonance scanner with electromagnetic position and orientation tracking device  
A system for combining electromagnetic position and orientation tracking with magnetic resonance scanner is provided. One embodiment includes a magnetic resonance scanner defining a reference...
7081088 Method and apparatus for automatic local path planning for virtual colonoscopy  
A method for automatic local path planning for a virtual endoscope comprises the steps of defining a sub volume around a current endoscope position in a lumen; performing a region growing inside...
7078899 Pareto-optimal magnetic resonance data acquisition  
A magnetic resonance data acquisition method includes designating a plurality of parameters that are representative of conditions for acquiring data from a magnetic resonance apparatus, at least...
7043290 Method and apparatus for segmentation of an object  
An object, such as an example blood vessel, in a two or three dimensional image data set is segmented. An adaptable model, such as an example cylinder model, is defined around a starting point in...
7002345 Synthetic images for a magnetic resonance imaging scanner using linear combinations of source images  
The invention consists of three image-postprocessing phases for the purposes of generating high-quality quantitative MR images (proton density (PD), T 1 , and T 2 ) as well as high-quality virtual...
6975894 Digital topological analysis of trabecular bone MR images and prediction of osteoporosis fractures  
The invention provides method, system and device for determining trabecular bone structure and strength by digital topological analysis, and offers, for the first time, a demonstration of superior...
6943033 MAGNETIC RESONANCE METHOD FOR ASSESING AMIDE PROTON TRANSFER EFFECTS BETWEEN AMIDE PROTONS OF ENDOGENOUS MOBILE PROTEINS AND PEPTIDES AND TISSUE WATER IN SITU AND ITS USE FOR IMAGING PH AND MOBILE PROTEIN/PEPTIDE CONTENT  
Featured is an MRI/NMR methodology or process to detect amide protons of endogenous mobile proteins and peptides via the water signal. Such methods and processes can be used for the purposes of...
6909914 Method for generating time independent images of moving objects  
A method for generating time independent images of moving objects with the image information being related to properties of the moving objects represented by sequences of digital images. The images...
6895340 Method of molecular structure recognition  
An analytical method and apparatus using principal component analysis of nuclear magnetic resonance (NMR) data for rapid molecular structure/function pattern recognition. The presence of a...
6885886 Method and system for visualizing a body volume and computer program product  
A method for visualizing a body volume, and a computer program product and a system for carrying out the method, wherein the method includes the steps of establishing a criterion for each pixel of...
6863536 Endoscopic tutorial system with a bleeding complication  
A system for simulating a medical procedure performed on a subject, featuring: (a) a simulated organ; (b) a simulated instrument for performing the medical procedure on the simulated organ; (c) a...
6843145 Cardiac phantom  
A cardiac phantom is provided for simulating a dynamic cardiac ventricle. The phantom comprises two concentrically-disposed, fluid-tight, flexible membranes defining a closed space between the...
6801037 Dynamic real-time magnetic resonance imaging sequence designer  
A system and method for facilitating RF pulse sequence generation and modification and for real-time sequence input modification for use in conjunction with magnetic resonance imaging equipment. A...
6544041 Simulator for surgical procedures  
A simulator for use in the training of surgeons is disclosed. The simulator utilizes information defining the position of a surgical tool or probe used by the surgeon trainee relative to a...
6464639 Method for modeling an internal object of a human body and apparatus thereof  
A method for modeling an internal object of a human body includes the step of obtaining the original three-dimensional volume data of the internal object of a human body utilizing an ultrasonic...
6456867 Three-dimensional reconstruction of intrabody organs  
A method of reconstructing a map of a volume, including determining coordinates of a plurality of locations on a surface of the volume having a configuration, generating a grid of points defining a...
6301496 Vector mapping of three-dimensionally reconstructed intrabody organs and method of display  
A method of diagnosing an abnormal condition in a biological structure, such as the heart, including the steps of measuring a physiological response at at least three sampled points on a surface of...
6295464 Apparatus and method for dynamic modeling of an object  
A method and apparatus for dynamic modeling of an object having material points. The method includes receiving signals from a sensor which correspond to respective material points; providing a...
6236878 Method for predictive modeling for planning medical interventions and simulating physiological conditions  
A method for predictive modeling of human anatomy and physiologic function for planning medical interventions on at least one portion of a body with the goals of improving the outcome of the...
6205871 Vascular phantoms  
The invention provides materials and methods for modeling human blood vessels. Including panels of anatomically accurate vascular phantoms, such as carotid artery phantoms, comprising a range of...
5978696 Real-time image-guided placement of anchor devices  
A real-time positioning system monitors and displays a real-time position and orientation (pose) of a surgical device relative to reference device and internal structures of a subject during a...
5938598 Magnetic field source movable phantom head  
A magnetic field source movable type phantom head has a vessel filled with physiologic saline. The vessel preferably has an inner contour corresponding to an outer contour of a cerebrum of a...
5923770 3D cardiac motion recovery system using tagged MR images  
A system for recovering cardiac motion includes an overall model, a geodesic-like prismoidal tessellation of the model and constant volume constraints. The overall model includes local deformations...
5601084 Determining cardiac wall thickness and motion by imaging and three-dimensional modeling  
A method for imaging and three-dimensional modeling portions of the heart, particularly the left ventricular endocardial and epicardial surfaces, using imaging data. Preferably, a transesophageal...
5551431 Correction of magnetic resonance imager intensity inhomogeneities using tissue properties  
A statistical method for correcting for intensity inhomogeneities in the images produced by magnetic resonance imaging equipment. The method uses knowledge of tissue properties and gain...
5503149 Computer simulation of live organ using arthroscopic and/or laparoscopic data  
A computer system receives two dimensional image data of a heart or other organ to be simulated in three dimensions. It also receives chemical composition data of the heart or other organ, and...
5387868 Magnetic resonance apparatus  
In magnetic resonance apparatus in a magnet system (1) for generating a steady magnetic field, a coil system (3) for generating gradient fields, and at least one RF coil (9) which is tuned to a...
5273038 Computer simulation of live organ  
A computer system receives two dimensional slice data of a heart or other organ to be simulated in three dimensions. It also receives chemical composition data of the heart or other organ, and...
5233992 MRI method for high liver iron measurement using magnetic susceptibility induced field distortions  
A subject (22), such as a human patient, is positioned with a region of interest (24), such as the liver, close proximity to a phantom (12). A Volume image through the liver, the phantom, and...
5071602 Method of making phantom for NMR diagnosis  
A method of making a phantom for NMR diagnosis contains the steps of placing at least one small container having at least a portion of its wall made of a thin film of a plastic material in a large...
5023185 Method for determining resolution power or discrimination capacity of an NMR imaging apparatus  
A phantom for diagnosis by nuclear magnetic resonance imaging comprises a container made of a synthetic resin and a hydrogel sealingly contained in the container. The container has at least one...
4867168 Apparatus for simulating inspection equipment  
Apparatus for simulating inspection equipment, e.g. ultrasonic NDT equipment or ultrasonic medical diagnostics equipment, comprises a test body, a simulated probe for scanning over the body, a...
4855910 Time-clustered cardio-respiratory encoder and method for clustering cardio-respiratory signals  
A method and encoding system for retrospectively clustering NMR cardiac measurement profiles in cardio-respiratory phase planes, which method and system reduce cardio-vascular and respiratory flow...
Matches 1 - 49 out of 49