Patent application number | Description | Published |
20130082702 | METHOD FOR DETERMINING MAGNETIC RESONANCE DATA AND A MAGNETIC RESONANCE SYSTEM - A method is disclosed for acquiring magnetic resonance (MR) data for a plurality of layers of an object to be examined in a section of a magnetic resonance system having a basic magnetic field, wherein the section is located at the edge of a Field of View of the magnetic resonance system in the first direction. The method includes producing a first gradient field having a non-linearity of its location dependence in such a way that in the section the non-linearity compensates a local inhomogeneity of the basic magnetic field, and then multiple positioning of the object to be examined in a first direction, so the plurality of layers of the object to be examined perpendicular to the first direction successively includes the section. Finally, it includes the acquisition of magnetic resonance data for each of the layers with recording sequences. | 04-04-2013 |
20140221815 | SUPPORT UNIT FOR POSITIONING A PATIENT - A support unit is disclosed for positioning a patient within a medical imaging apparatus with at least one magnetic resonance device; along with a patient positioning apparatus and a medical imaging apparatus including such a support unit. In an embodiment, the support unit includes at least one bearing element for movable positioning relative to a patient positioning apparatus and a coil unit for receiving magnetic resonance raw data. The coil unit includes a flat supporting surface for positioning the patient. | 08-07-2014 |
20140221817 | METHOD FOR GENERATING ATTENUATION CORRECTION FOR A COMBINED MAGNETIC RESONANCE-POSITRON EMISSION TOMOGRAPHY DEVICE - A method, a computer program product and a computer readable storage medium are disclosed for generating a global attenuation map used for attenuation correction of positron emission tomography image data sets in a combined magnetic resonance-positron emission tomography device. In an embodiment, during the course of detecting hardware components of the combined magnetic resonance-positron emission tomography device and determining positions of the detected hardware components relative to a patient support, the global attenuation map is generated as a function of the detected hardware components. | 08-07-2014 |
20140306704 | METHOD FOR IMAGING A PART REGION OF AN EXAMINATION OBJECT IN A MAGNETIC RESONANCE SYSTEM - A method is disclosed for imaging a part region of an examination object in a magnetic resonance system. In an embodiment, a first and second gradient field are respectively created such that, at a respective first and second position at the edge of the field of view, a distortion caused by a non-linearity of the respective first and second gradient field, and a distortion caused by a B | 10-16-2014 |
20150045652 | Magnetic Resonance Apparatus with Optimized Arrangement of Local Coils - A magnetic resonance apparatus includes a patient couch with a couch surface on which a patient is supportable. In the patient couch, lower local coils for receiving excited magnetic resonance signals of the patient are arranged below the couch surface. On an upper side of the patient couch, connecting devices are arranged to sides. The magnetic resonance device includes upper local coils that are detachably connected mechanically and electrically with the connecting devices. The lower local coils and the upper local coils are connected to electronics that at least include a respective pre-amplifier and are connected via connection lines arranged outside the patient couch to an evaluation device. In a state in which the upper local coils are connected to the connecting devices, the upper local coils are fixed mechanically to the patient couch and cover the patient in a dome shape. The electronics are arranged in the patient couch. | 02-12-2015 |
20150087958 | METHOD FOR DETERMINING A POSITION-DEPENDENT ATTENUATION MAP OF SURFACE COILS OF A MAGNETIC RESONANCE/PET SCANNER - A method is disclosed for determining a position-dependent attenuation map of at least one surface coil of a combined magnetic resonance/PET apparatus. In an embodiment, the method includes acquiring magnetic resonance image data by way of the at least one surface coil during a magnetic resonance/PET examination of a patient; reconstructing the position of the at least one surface coil on the basis of the acquired magnetic resonance image data; and determining the position-dependent attenuation map of the at least one surface coil on the basis of the reconstructed position of the at least one surface coil. A magnetic resonance/PET apparatus and a computer program product, embodied to perform the method, are also disclosed. | 03-26-2015 |
20150116361 | METHOD FOR DISPLAYING MEDICAL IMAGE DATA - An embodiment relates to a method for displaying medical image data, a user interface, a medical imaging device and/or a computer program product. In order to enable the meaningful display of medical image data, the method for displaying medical image data includes capture of medical image data; determining of at least one image quality parameter for at least one image of the medical image data, wherein the at least one image quality parameter comprises an image quality of the at least one image based on an item of spatial information and/or an item of temporal information; and display of the at least one image together with a representation of the at least one image quality parameter. | 04-30-2015 |
20150142392 | METHOD FOR DESIGNING A LOCAL COIL TO BE USED IN A COMBINED PET MAGNETIC RESONANCE DEVICE FOR MAGNETIC RESONANCE IMAGING AND LOCAL COIL - A method is disclosed for designing a local coil to be used in a combined PET magnetic resonance device for magnetic resonance imaging in relation to the arrangement of radiation-attenuating electronic elements in an irradiation area for PET photons. In an embodiment of the method, taking into consideration at least one boundary condition specifying the degree of freedom of the positioning of the electronic elements, optimization of the positions of the electronic elements is undertaken in an optimization method in respect of a uniform distribution of attenuation centers which is as substantial as possible. | 05-21-2015 |