GSI Helmholtzzentrum fuer Schwerionenforschung GmbH Patent applications |
Patent application number | Title | Published |
20150038762 | METHOD FOR PREPARING AN IRRADIATION PLAN FOR A MOVING TARGET VOLUME WITHOUT A MOVEMENT COMPENSATION - A method for preparing a radiation treatment plan for irradiating a target volume region moving in regions in an object with a moving particle beam includes determining, using a mapping function dependent on a movement state (k) of the moving target volume region, a dose input in at least one target point volume (Vj). The dose input is brought about by applying the particle beam to an irradiation point (Bi). | 02-05-2015 |
20140324402 | METHOD FOR DETERMINING A DOSE ENTERING AN OBJECT THAT IS TO BE IRRADIATED - A method for determining a dose of radiation input into an object irradiated with an energetic particle beam includes determining, during the application of the radiation, a dose input into at least one volume region of the object. The at least one volume region of the object lies outside a target volume region. The dose input into the at least one volume region is determined with a calculation that is based at least in part on a physical model of the energetic particle beam. | 10-30-2014 |
20140232497 | SEPTUM MAGNET - A device for generating a magnetic field includes at least one electric coil having electric conductors that are arranged along a circular arc within a first angular range and that deviate from the circular arc within a second angular range. At least one magnetic yoke is arranged along a part of the first angular range. | 08-21-2014 |
20140104270 | METHOD FOR HYPERSURFACE CONSTRUCTION IN N DIMENSIONS - A method for determining boundary hypersurfaces from data matrices includes identifying intermediate hypersurfaces, situated between two respective matrix elements, that correspond to at least a portion of at least one boundary hypersurface to be determined. The identified intermediate hypersurfaces are represented by points that are adjacent to the intermediate hypersurfaces. The points that are adjacent to the intermediate hypersurfaces are connected by at least one respective closed curve. Hypersurface components formed by the closed curves are combined to form at least one boundary hypersurface. | 04-17-2014 |
20130303825 | METHOD AND APPARATUS FOR PRODUCING IRRADIATION PLANNING - A method for drawing up an irradiation plan includes at least one of calculating, assessing, displaying and taking into consideration effects of at least one uncertainty on the irradiation plan, at least one of at times and in certain areas. | 11-14-2013 |
20130292580 | RADIATION PHANTOM - A radiation phantom device includes at least one movement device for moving at least one first sub-region of the radiation phantom device. The radiation phantom device has at least one of at times or in regions, radiation properties which are in conformity with a radiation phantom model. | 11-07-2013 |
20130193352 | METHOD FOR SETTING UP A RADIATION PLANNING AND METHOD FOR APPLYING A SPATIALLY RESOLVED RADIATION DOSE - A method for drawing up an irradiation plan for a radiation-generating device that includes a plurality of irradiation positions that, at least one of partially or at times, correlate with at least one basic parameter that is present at a point in time of the implementation of the irradiation plan, includes giving greater consideration to correlations with the at least one basic parameter that are expected with greater probability for at least some of the irradiation positions. | 08-01-2013 |
20120238795 | METHOD AND DEVICE FOR CONTROLLING DOSAGE APPLICATION DURING IRRADIATION - A method for controlling dosage application during irradiation of a moveable target volume in a body with an energy beam by scanning the target volume includes, before irradiating an i-th grid position, determining a dosage during the irradiation process using the movement data, wherein the dosage already contains the i-th grid position during irradiation of the previous grid positions (1<=k | 09-20-2012 |
20120128508 | HOUSING HAVING SEPARATE GETTER CHAMBER FOR DEVICE OPERATING UNDER VACUUM - A housing for a device operated under at least one of a vacuum and a protective gas includes at least one housing interior space, at least one receiving region configured to receive at least one getter material, and a connection between the at least one housing interior space and the at least one receiving region. The connection includes a particle-impervious bond. | 05-24-2012 |
20120025076 | DETECTOR DEVICE - A detector device detects the penetration depth of a particle beam applied to a target volume. The detector device includes a first detection device and a second detection device. The second detection device is configured to detect photons that are formed in the target volume and is disposed behind the first detection device with respect to a direction of the particle beam. | 02-02-2012 |
20110116200 | MAGNETIC FIELD GENERATING MEANS - A magnetic-field generating device includes at least one magnetic-field generator configured to generate a magnetic field so as to provide at least one magnetic gap for receiving objects upon which the magnetic field acts. At least one magnetic-field measuring device is disposed within a measuring-device receiving region outside of the magnetic gap. The at least one magnetic-field measuring device is configured to provide at least one measurement signal useable as an input signal for controlling the at least one magnetic-field generator. | 05-19-2011 |
20100301235 | METHOD AND APPARATUS FOR IRRADIATION OF A MOVING TARGET VOLUME - A method of determining an actual, especially an actual effective, radiation dose distribution of a moving target volume includes detecting first and further positions of volume elements of the target volume in a first and at least one further motional state of the moving target volume, determining transformation parameters by transformation of the first positions into the further positions, irradiating the moving target volume in accordance with an irradiation plan which comprises a plurality of raster points to be irradiated, wherein during the irradiation of a raster point it is detected which of the motional states is occupied by the moving target volume, assigning raster points to subirradiation plans and determining the actual effective dose for each of the plurality of volume elements, in each case from contributions from the raster points of the subirradiation plans using the transformation parameters. Calculation and application of correction parameters which compensate for changes, caused by movement, to the position of the Bragg maximum and to the biologically effective dose applied. | 12-02-2010 |
20100171530 | TIME-TO-AMPLITUDE CONVERTER COMPONENT - A time-to-amplitude component having an integrated designed configured to measure a time difference between a start signal and a stop signal includes a first time-to-amplitude converter having a delay chain, a resistor network, a capacitor configured to be chargeable via the resistor network, and a respective driver. The component further includes a control device and a stabilizing device including a control circuit for generating a regulated control voltage. The first time-to-amplitude converter is configured so that the delay elements of the first time-to-amplitude converter are configured to be controlled by the regulated control voltage, a run signal is transmitted through the delay chain, and the capacitor is continuously charged via the resistor network, and the resistor network is electrically separated from the delay chain via the respective drivers so as to terminate a charging of the capacitor, and the analog voltage signal is measurable at an output of the capacitor. | 07-08-2010 |