Matches 151 - 200 out of 512 < 1 2 3 4 5 6 7 8 9 10 11 >
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7130372 Linear accelerator with X-ray imaging elements mounted on curved support  
A system according to some embodiments may include a treatment head to emit treatment radiation, a gantry coupled to the treatment head, an x-ray tube to emit imaging radiation, an imaging device...
7110808 Method of optimizing radiosurgery and radiotherapy with metalloporphyrins  
An apparatus and method for subsequent optimization of radiosurgery and radiotherapy is provided. The invention includes administering a metalloporphyrin to the patient, and then creating a...
7096055 Method to control delivery of radiation therapy  
A method is disclosed for controlling the delivery of radiation therapy to a tumor of a patient from one or more beams of ionizing radiation, to conform to a prescribed dosage of radiation for each...
7085348 Leaf sequencing method and system  
A method of delivering radiation treatment using multi-leaf collimation includes the step of providing a radiation fluence map which includes an intensity profile. The fluence map is converted into...
7085347 Radiotherapy device  
The radiotherapy apparatus in the present invention includes a bed, a radiation irradiating head, head swing mechanisms, a precise inspection unit and a control unit. The bed carries a subject. The...
7076023 X-ray therapy electronic portal imaging system and method for artifact reduction  
X-ray therapy EPI artifact reduction and control of imaging is provided. Scanning of images is synchronized with the pulse rate of the x-rays. The scanning period is longer than the pulse rate...
7060997 Particle therapy system  
A particle therapy system is provided which can simply and quickly correct a beam orbit. In a particle therapy system provided with an irradiation facility comprising a first beam transport system...
7053389 Charged particle therapy system, range modulation wheel device, and method of installing range modulation wheel device  
The invention provides a charged particle therapy system capable of increasing the number of patients treated. An irradiation filed forming apparatus for irradiating a charged particle beam...
7046762 Systems and methods for global optimization of treatment planning for external beam radiation therapy  
Systems and methods for providing an optimal treatment plan for delivering a prescribed radiation dose to a predefined target volume within a patient using an external beam radiation delivery unit...
7031432 Miniature x-ray catheter with retractable needles or suction means for positioning at a desired site  
An x-ray catheter has an x-ray tube having an x-ray source therein and an x-ray transparent window through which x-rays may pass is positioned with retractable needles or suction. The needles, if...
7030396 Medical particle irradiation apparatus  
Disclosed is a medical particle irradiation apparatus comprising a rotating gantry 1 including an irradiation unit 4 emitting particle beams; an annular frame 16 located within and supported...
7027557 Method for assisted beam selection in radiation therapy planning  
A method to assist in the selection of optimum beam orientations for radiation therapy when a planning treatment volume (PTV) is adjacent to one or more organs-at-risk (OARs). A mathematical...
7027558 X-ray therapy electronic portal imaging system and method for artifact reduction  
X-ray therapy EPI artifact reduction and control of imaging is provided. Scanning of images is synchronized with the pulse rate of the x-rays. The scanning period is longer than the pulse rate...
7020245 Multileaf collimator  
A collimating device for controlling a radiation field of an X-ray radiated from an X-ray radiator. The device includes a plurality of first collimating leaves, a plurality of second collimating...
7009194 Method for mounting radiation treatment blocks on a radiation treatment block mounting plate, an adjustable radiation treatment block mounting tray and a template and method for making a form for casting a radiation treatment block  
The present invention provides processes and apparatuses for mounting radiation treatment blocks on a radiation treatment block mounting plate, adjusting a radiation treatment block in a radiation...
6999556 Radiation therapy treatment planning machine  
In an RTP machine, for a series of leaf positions which are generated by a Multileaf-Collimator-Position-Calculation-Unit, a speed limit is established by a Motion-Speed-Limit-Establishing-Unit....
6992312 Medical charged particle irradiation apparatus  
A medical charged particle irradiation apparatus capable of irradiation from upward and horizontal directions and performing a preparing/ascertaining work without any separate device such as a...
6993112 Device for performing and verifying a therapeutic treatment and corresponding computer program and control method  
The invention relates to a device for performing and verifying therapeutic radiation. An x-ray beam ( 4 ) is arranged across from a target volume ( 3 ) of the beam source ( 11 ) for the high-energy...
6990175 X-ray computed tomography apparatus  
An X-ray computed tomography apparatus includes a first X-ray tube configured to generate X-rays with which a subject to be examined is irradiated, a first X-ray detector configured to detect...
6987835 Miniature x-ray tube with micro cathode  
A miniature x-ray tube capable of intra vascular use, has a micro cathode preferably formed by MEMS techniques. The very fine wire of the cathode filament is formed on a semiconductor base and...
6984835 Irradiation apparatus and irradiation method  
An irradiation apparatus has a large irradiation field and is capable of ensuring the uniformity of a dose distribution without strengthening the performance of an irradiation field enlarging...
6977987 Radiotherapy apparatus  
A radiotherapy apparatus comprising an irradiation head having a linear accelerator and an intra-head waveguide unit whose one end portion is electromagnetically connected to the linear...
6975702 Method for inactivating cancer cells in a human body and apparatus  
An X-ray apparatus for inactivating cancer cells in a human body is disclosed. The X-ray apparatus has four X-ray guns. Each of the four X-ray guns generating a separate frequency of an X-ray...
6974254 Radiation therapy volume phantom using film  
A volume phantom for radiation therapy verification employs film held in a spiral configuration within a equalizing ring of attenuating material. The ring provides improved uniformity in radiation...
6969194 Stable rotatable radiation gantry  
An irradiation device provides a free volume around the longitudinal axis of the body ( 13 ) around the body to be irradiated. The supporting parts of a gantry ( 1, 2 ) are situated substantially...
6968036 Radiation therapy device  
A radiation therapy device and a method of changing the spatial dose distribution surrounding a focus are disclosed. A subset of radioactive sources in a source carrier arrangement is displaceable...
6968035 System to present focused radiation treatment area  
A system includes presentation of a view of portions of structures that would be intercepted by a path of radiation during radiation treatment from a perspective of a location. The radiation enters...
6961405 Method and apparatus for target position verification  
A system and method for aligning the position of a target within a body of a patient to a predetermined position used in the development of a radiation treatment plan can include an ultrasound...
6956927 Radiation therapy planning device  
With regard to a radiation therapy planning device, the radiation planning fluoroscopic image shown on the screen of an image display monitor 6 is a large field fluoroscopic image P in which an...
6954558 Method and apparatus for phase shifting an optical beam in an optical device  
An apparatus and method for high speed phase modulation of optical beam with reduced optical loss. In one embodiment, an apparatus includes a first region of an optical waveguide disposed in...
6937693 Optimal configuration of photon and electron multileaf collimators in mixed beam radiotherapy  
A radiation therapy method that includes directing a beam along a beam path toward a treatment area. Performing a correction process on the beam, the process includes selectively collimating the...
6920202 Therapeutic radiation source with in situ radiation detecting system  
A therapeutic radiation source includes an in situ radiation detecting system for monitoring in real time an amount of the therapeutic radiation that has been generated. An electron source...
6914959 Combined radiation therapy and imaging system and method  
A method of and system for locating a targeted region in a patient uses a CT imaging subsystem and a radiotherapy subsystem arranged so the targeted region can be imaged with the imaging system and...
6907105 Methods and apparatus for planning and delivering intensity modulated radiation fields with a rotating multileaf collimator  
A method and system for controlling the spatial distribution of radiation produced by a radiation device having a multi-leaf collimator can generate arbitrary intensity-modulated radiation fields....
6904125 Phantom for evaluating nondosimetric functions in a multi-leaf collimated radiation treatment planning system  
A phantom for evaluating nondosimetric functions in radiation therapy installation having a patient couch and a gantry with a head thereon for generating a multi-leaf collimated beam, wherein the...
6891924 Control apparatus for controlling radiotherapy irradiation system  
A control apparatus for a radiotherapy irradiation system in which a calculation time required for calculation to be performed after restrictions are modified is shortened. The control apparatus...
6888919 Radiotherapy apparatus equipped with an articulable gantry for positioning an imaging unit  
An apparatus including a first radiation source attached to a first gantry, at least one second radiation source, a second gantry that is rotatable; and an imager attached to an articulable end of...
6882702 Intensity modulated radiotherapy inverse planning algorithm  
A method in a computer for optimizing a dosage of intensity modulated radiotherapy (IMRT) comprises the steps of: dividing a three dimensional (3D) volume into a grid of dose voxels, wherein each...
6879659 Radiotherapeutic apparatus  
An optimization method for a fluence pattern to be provided via a radiotherapeutic apparatus comprising a multi-leaf collimator comprises an iteration of a progressive solution (such as a gradient...
6879658 Virus retardation method and apparatus  
An X-ray apparatus for retarding a virus in a human body is disclosed. The X-ray apparatus has four X-ray guns. Each of the four X-ray guns generating a separate frequency of an X-ray burst. A...
6865254 Radiation system with inner and outer gantry parts  
A radiation machine incorporating a diagnostic imaging system is disclosed. The invention provides a very stable design of the machine by supporting an inner gantry part, including a treatment and...
6865253 Method and device for accurately positioning a patient in radiotherapy and/or radiosurgery  
A method for accurately positioning a patient for radiotherapy and/or radiosurgery, comprising the following steps: the patient is pre-positioned as accurately as possible with respect to a linear...
6856668 Method of treating a tumor by pre-irradiation  
A method is provided for treating a tumor by pre-irradiation. The location, size, and shape of the tumor is identified. A region that includes the tumor as well as a surrounding portion most likely...
6853704 System providing multiple focused radiation beams  
A system includes a plurality of treatment heads, each of the plurality of treatment heads including a radiation source and a radiation-focusing lens. The system also includes a plurality of...
6853705 Residual map segmentation method for multi-leaf collimator-intensity modulated radiotherapy  
In a method for sequentially generating segment fields for use in delivering intensity modulated radiotherapy an input continuous intensity map is generated. A segment field is generated directly...
6853702 Radiation therapy dosimetry quality control process  
A treatment verification process for radiation therapy consisting of measuring each of the radiation beams that are to be applied to the patient by making a calibrated image of the field for each...
6853703 Automated delivery of treatment fields  
A system, method, apparatus, and means for delivering treatment fields includes identifying a sequence group. A type of radiation to be applied in a first field of the sequence group is identified....
6842502 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...
6839405 System and method for electronic shaping of X-ray beams  
A system and method for delivering radiation that comprises a source for creating an electron beam, a system that focuses the electron beam and then deflects the beam such that the beam is swept...
6839404 System and method for positioning an electric portal imaging device  
A portal imaging device positioning apparatus includes a portal imaging device positioner ( 255 ) attachable to a support ( 256 ). The portal imaging device positioner ( 255 ) is adapted to...
Matches 151 - 200 out of 512 < 1 2 3 4 5 6 7 8 9 10 11 >