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| Number | Title | Issue Date |
| 8189738 | Methods and systems for guiding clinical radiotherapy setups Radiation beam parameters are determined by manipulating a tool about a patient in order to determine a desired beam entry point and/or beam angle. In certain embodiments, a visual representation of the beam may be displayed along with images of internal and externa... | 05/29/2012 |
| 8189739 | Orthovoltage radiotherapy A radiosurgery system is described that delivers a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, specifically macular degeneration. In some embodiments, ocular structures are placed ... | 05/29/2012 |
| 8184772 | Orthovoltage radiosurgery A radiosurgery system is described that delivers a therapeutic dose of radiation to a target structure in a patient. Some embodiments provide that, among other targets, ocular structures are treated. In some embodiments, the position of an ocular structure is tracke... | 05/22/2012 |
| 8180021 | Orthovoltage radiotherapy A radiosurgery system is described that delivers a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, specifically macular degeneration. In some embodiments, ocular structures are placed ... | 05/15/2012 |
| 8180020 | Sequential optimizations for treatment planning A method and apparatus for radiation treatment planning are described. The method includes receiving a plurality of radiation treatment-planning parameters, and sequentially optimizing the plurality of radiation treatment-planning parameters. ... | 05/15/2012 |
| 8160203 | Calculation of probable accumulated dosages based on patient movement A stochastic patient movement model and a dosage delivery plan are used to determine probabilities of dosages received by a target volume during a radiation treatment. The stochastic patient movement model is created by identifying possible sequences of patient posi... | 04/17/2012 |
| 8160204 | Method and device for IMRT verification The present invention relates to a method and device for verification of the quality of a radiation beam in conformal radiation therapy, and in particular for IMRT (Intensity Modulated Radiation Therapy) applications. ... | 04/17/2012 |
| 8149991 | Treatment optimization A treatment planning and delivery system includes a treatment planner (102) and a treatment device (104). The treatment planner (102) develops a treatment plan that satisfies one or more of treatment objectives (122), treatment device out... | 04/03/2012 |
| 8144832 | X-ray tomography method and apparatus used in conjunction with a charged particle cancer therapy system The invention comprises an X-ray tomography method and apparatus used in conjunction with multi-axis charged particle or proton beam radiation therapy of cancerous tumors. In various embodiments, 3-D images are generated from a series of 2-D X-rays images; the X-ray... | 03/27/2012 |
| 8144833 | Planning for adaptive radiotherapy The present invention provides a method for updating and optimizing a treatment plan for radiotherapy. An initial treatment plan, calculated using a constraint-driven method, may be updated using a weighted-sum method, where Lagrange multipliers generated in the con... | 03/27/2012 |
| 8139714 | Few seconds beam on time, breathing synchronized image guided all fields simultaneous radiation therapy combined with hyperthermia This invention relates to single session image guided all field simultaneous radiation therapy combined with hyperthermia. Hyperthermia renders the radiation resistant cells as more radiation sensitive cells. The high and super-high dose rate radiation greatly impro... | 03/20/2012 |
| 8135111 | Cone beam computed tomography with a flat panel imager A radiation therapy system that includes a radiation source that moves about a path and directs a beam of radiation towards an object and a cone-beam computer tomography system. The cone-beam computer tomography system includes an x-ray source that emits an x-ray be... | 03/13/2012 |
| 8130907 | Controlling X-ray imaging based on target motion An image guided treatment is performed to treat a target. To perform the image guided treatment, measurement data indicative of target motion is acquired. A timing of one or more x-ray images is determined based on the measurement data. Treatment may be performed on... | 03/06/2012 |
| 8130906 | Radiation imaging and therapy apparatus for breast A breast radiation imaging and therapy apparatus for performing radiation imaging of a breast and having a therapy function of applying radiation to an affected part in the breast. The apparatus includes: (i) a table formed with an opening for allowing a breast of a... | 03/06/2012 |
| 8130905 | Dosimetry system and method for radiation therapy Electronic portal imaging device (EPID) images are converted to an absolute dose at a simulated absolute dose plane in a measurement phantom for supporting intensity modulated radio therapy (IMRT) dose quality assurance (QA) by geometrically projecting the EPID imag... | 03/06/2012 |
| 8126114 | Seven or more degrees of freedom robotic manipulator having at least one redundant joint A robotic treatment delivery system including a linear accelerator (LINAC), and a robotic manipulator coupled to the LINAC. The robotic manipulator is configured to move the LINAC along seven or more degrees of freedom, at least one of the seven degrees of freedom b... | 02/28/2012 |
| 8121252 | Use of planning atlas in radiation therapy A method for determining a radiation treatment plan for a patient includes determining a reference plan, the reference plan including information regarding a reference region that has a different configuration from that of a region in the patient, and using the refe... | 02/21/2012 |
| 8121253 | Radiation therapy using beam modifiers placed against a patient's skin A method for making a beam modifier to be used in radiation therapy includes defining a region of interest in a patient that is to receive radiation, with the region of interest being defined using an anatomy coordinate system format. Radiation treatment parameters ... | 02/21/2012 |
| 8116430 | Multi-mode cone beam CT radiotherapy simulator and treatment machine with a flat panel imager A multi-mode cone beam computed tomography radiotherapy simulator and treatment machine is disclosed. The radiotherapy simulator and treatment machine both include a rotatable gantry on which is positioned a cone-beam radiation source and a flat panel imager. The fl... | 02/14/2012 |
| 8107589 | Radiotherapeutic system and radiotherapeutic dose distribution measuring method A detector having a collimator in a position at a specific angle with respect to a therapeutic X-ray beam is mounted to selectively detect only scattering radiation in the direction. To three-dimensionally obtain a distribution of places where scattering occurs in a... | 01/31/2012 |
| 8102966 | Radiation therapy with local field enhancement Aspects of the invention relate to radiotherapy methods and devices that use local field enhancements induced by metal particles in order to irradiate a target volume with a lower intensity as compared to conventional treatment methods. The metal particles may be co... | 01/24/2012 |
| 8094779 | Orthovoltage radiotherapy A radiosurgery system is described that is configured to deliver a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, specifically macular degeneration. In some embodiments, the ocular st... | 01/10/2012 |
| 8090074 | Systems and methods for obtaining reconstructed images during a treatment session A medical system includes a treatment radiation source configured to deliver treatment radiation during a treatment session, an imaging system configured to obtain image data during the treatment session, and a processor configured to determine a beam break, and aut... | 01/03/2012 |
| 8085899 | Treatment planning system and method for radiotherapy A treatment planning method and system for optimizing a treatment plan used to irradiate a treatment volume including a target volume, such as a tumor, is disclosed. According to the method, two dose calculation algorithms are used to develop the optimized treatment... | 12/27/2011 |
| 8073105 | Ocular radiosurgery A radiosurgery system is described that is configured to deliver a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, specifically macular degeneration. In some embodiments, the ocular st... | 12/06/2011 |
| 8073104 | Portal and real time imaging for treatment verification A system for radiotherapy includes a first imaging system and a second imaging system. The first imaging system generates projection images of an area of interest of an object, and the second imaging system generates portal images of the area of interest of the obje... | 12/06/2011 |
| 8073102 | Real-time dose reconstruction using dynamic simulation and image guided adaptive radiotherapy A radiation therapy treatment method comprises imaging a subject and simulating four-dimensional aspects of radiotherapy. A treatment plan based on the simulation is generated to permit real-time, three-dimensional dose reconstruction at the time of treatment. The s... | 12/06/2011 |
| 8073103 | Systems and methods for optimization of on-line adaptive radiation therapy Methods and systems are disclosed for radiation treatment of a subject involving one or more fractional treatments. A fractional treatment comprises: obtaining fractional image data pertaining to a region of interest of the subject; performing a fractional optimizat... | 12/06/2011 |
| 8059783 | Irradiation system including an electron-beam scanner A property of a treatment beam is controlled during a scanning period. A portion of a region is exposed to an imaging x-ray beam during a scanning period, the imaging x-ray beam being generated by an electron-beam scanner. X-ray radiation from the region is detected... | 11/15/2011 |
| 8059782 | Radiotherapeutic apparatus The present invention seeks to provide a radiotherapeutic apparatus that mitigates the various problems found in the techniques such as tomotherapy, IMAT, IMRT and the like. It provides a radiotherapeutic apparatus comprising a source of radiation whose output is co... | 11/15/2011 |
| 8059784 | Portable orthovoltage radiotherapy A portable orthovoltage radiotherapy system is described that is configured to deliver a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, specifically macular degeneration. In some embo... | 11/15/2011 |
| 8050384 | Delivery system for radiation therapy A small tabletop stationary five-degree of freedom device such as a “robot” is used to define the treatment region by tracing the region under direct visualization and then to precisely deliver the treatment plan created by an automatic planning system by positi... | 11/01/2011 |
| 8045679 | Charged particle cancer therapy X-ray method and apparatus The invention comprises an X-ray method and apparatus used in conjunction with charged particle or proton beam radiation therapy of cancerous tumors. The system uses an X-ray beam that lies in substantially the same path as a proton beam path of a particle beam canc... | 10/25/2011 |
| 8045678 | Dynamically-varied beam energy using a tunable monochromatic X-ray beam In one embodiment, a method includes applying an output of a substantially monochromatic x-ray beam source to a target tissue along a first path, tuning the output of the substantially monochromatic x-ray beam source, and applying an output of a substantially monoch... | 10/25/2011 |
| 8027431 | System and method for dynamic strobe arc therapy Some embodiments include receiving a radiation treatment plan for delivering at least a portion of a prescribed radiation dose to a target volume in a series of individual treatment beams, each individual treatment beam defined by a segment including start angle and... | 09/27/2011 |
| 8027430 | Systems and methods for adapting a movement model based on an image Various embodiments of the invention include systems and methods for adapting a movement model based on an image captured during radiation treatment of a patient. The movement model may, for example, be used in radiotherapy to treat lung cancer. The movement model i... | 09/27/2011 |
| 8019042 | Medical imaging processing and care planning system A system automatically compares radiotherapy 3D X-Ray images and subsequent images for update and re-planning of treatment and for verification of correct patient and image association. A medical radiation therapy system and workflow includes a task processor for pr... | 09/13/2011 |
| 8014494 | Single-arc dose painting for precision radiation therapy Provided herein are methods and systems for designing a radiation treatment for a subject using single arc dose painting. The methods and systems comprise an algorithm or a computer-readable product having the same, to plan the radiation treatment. The algorithm con... | 09/06/2011 |
| 8009802 | Method and apparatus to facilitate supplementing a dose-volume histogram constraint using an adaptive dose-volume histogram constraint One provides a first dose-volume histogram (DVH) constraint as pertains to controlling localized excessive-radiation dosage with respect to a particular treatment volume. One then automatically determines whether to supplement this constraint by using an adaptive DV... | 08/30/2011 |
| 8009804 | Dose calculation method for multiple fields Systems and methods for developing a treatment plan for irradiating a treatment volume within a patient are disclosed. In accordance with the present invention, control points used to calculate a dose of radiation delivered to the treatment volume may be combined to... | 08/30/2011 |
