Patent application number | Description | Published |
20110024186 | LEAD APPARATUS - A lead including one or more electrodes (e.g., electrodes, such as those having circuitry associated therewith). | 02-03-2011 |
20120029373 | PREVENTION OF FALSE ASYSTOLE OR BRADYCARDIA DETECTION - In general, this disclosure is directed to signal processing based methods to reject undersensing in a signal indicative of cardiac activity, e.g., ECG. The undersensing may be due to very small signal amplitudes or due to a sudden increase in single peak amplitude resulting in an increased sensing threshold. The undersensing may result in falsely detecting a cardiac event, e.g., asystole or bradycardia. The techniques of this disclosure monitor the behavior of the signal to determine when a detected asystole is false. | 02-02-2012 |
20120108990 | METHOD AND APPARATUS FOR REDUCING NOISE IN A MEDICAL DEVICE - A method and apparatus for detecting a cardiac event in a medical device that includes sensing a cardiac signal, detecting a cardiac event in response to the sensed signal, determining whether an interval associated with the cardiac signal is less than an interval threshold, determining a noise metric in response to an interval associated with the cardiac signal being less than the interval threshold, determining whether the noise metric is greater than a noise metric threshold, and determining whether to inhibit detecting in response to determining whether an interval associated with the cardiac signal is less than the interval threshold and determining whether the noise metric is greater than the noise metric threshold. | 05-03-2012 |
Patent application number | Description | Published |
20090168960 | DEVICE AND METHOD FOR POSITIONING A TARGET VOLUME IN A RADIATION THERAPY APPARATUS - Device for positioning a target volume ( | 07-02-2009 |
20110089329 | Device And Method For Measuring Characteristics Of An Ion Beam - The present invention relates to a detector for measuring characteristics of an energetic particle beam generated by a radiation source, the detector including means to vary the incoming particle beam energy; a plurality of sensors arranged in parallel; and processing means capable of processing signals coming from said sensors in correlation with said energy variation. | 04-21-2011 |
20110137159 | Device And Method For Positioning A Target Volume In A Radiation Therapy Apparatus - A device is provided for positioning a target volume, such as a phantom or a patient, in a radiation therapy apparatus. The apparatus directs a radiation beam towards the target. The apparatus can include a target support whereon the target is immobilized, a two dimensional radiation detector fixed with fixations means in a known geometric relationship to the target support, the radiation detector being capable of detecting the position of intersection of the radiation beam with the detector, and correcting means for correcting the relative position of the beam and the target support, based on the detected intersection position. | 06-09-2011 |
20110186720 | Device And Method For Particle Therapy Verification - The invention is related to the field of charged Hadron Therapy, i.e. radiation therapy using strongly interacting particles. More particularly, the invention relates to a detector and method for measuring the beam range of a charged hadron beam in a target object as well as the particle dose distribution in the target object. | 08-04-2011 |
20120160996 | Device And Method For Particle Beam Production - The present invention relates to a pulsed beam particle accelerator which can be used for particle radiation therapy. More particular, a device and method are provided to control the number of particles within a beam pulse. The particle accelerator comprises means for varying the number of particles within each beam pulse of said pulsed ion beam from a minimum value to a maximum value as function of the value of a beam control parameter. For each particle irradiation the required number of particles for each beam pulse is controlled by defining a value for said beam control parameter based on calibration data. | 06-28-2012 |
20120228493 | WATER EQUIVALENT DEPTH MEASUREMENT - A method for determining a water equivalent depth between an entrance point and a reference point is disclosed. The method may comprise sending to a charged particle beam detector placed at a reference point within or beyond a body a charged particle beam whose energy is modulated between a minimum and maximum energy value, acquiring the time dependent response of said charged particle beam detector, determining from said time dependent response a value of a statistical parameter, providing a calibration curve expressing a relationship between values of said statistical parameter and water equivalent depths, and extracting from this calibration curve the water equivalent depth corresponding to the value of the statistical parameter determined from the time dependent response of the charged particle beam detector placed at the reference point. | 09-13-2012 |
20120280150 | GANTRY COMPRISING BEAM ANALYSER FOR USE IN PARTICLE THERAPY - The present invention relates to a particle therapy apparatus used for radiation therapy. More particularly, this invention relates to a gantry for delivering particle beams which comprises means to analyse the incoming beam. Means are integrated into the gantry to limit the momentum spread of the beam and/or the emittance of the beam. | 11-08-2012 |
20130001432 | Compact gantry for particle therapy - The present invention relates to a particle therapy apparatus used for radiation therapy. More particularly, this invention relates to a compact isocentric gantry for delivering particle beams perpendicularly to a rotation axis of the gantry. The gantry comprises three dipole magnets. The angle of the last dipole magnet is smaller than 90° and a most preferred bending angle for this last dipole magnet is 60°. | 01-03-2013 |
20130187060 | Compact gantry for particle therapy - The present invention relates to a particle therapy apparatus used for radiation therapy. More particularly, this invention relates to a compact isocentric gantry for delivering particle beams perpendicularly to a rotation axis of the gantry . The gantry comprises three dipole magnets. The angle of the last dipole magnet is smaller than 90° and a most preferred bending angle for this last dipole magnet is 60°. | 07-25-2013 |
20140005463 | ASSEMBLY AND METHOD FOR CONFORMAL PARTICLE RADIATION THERAPY OF A MOVING TARGET | 01-02-2014 |
20140145090 | Compact gantry for particle therapy - The present invention relates to a particle therapy apparatus used for radiation therapy. More particularly, this invention relates to a compact isocentric gantry for delivering particle beams perpendicularly to a rotation axis of the gantry. The gantry comprises three dipole magnets. The angle of the last dipole magnet is smaller than 90° and a most preferred bending angle for this last dipole magnet is 60°. | 05-29-2014 |
20140296075 | COMPACT SUPERCONDUCTING CYCLOTRON - The present disclosure relates to a cyclotron. Embodiments of the present disclosure may include an upper and lower magnet pole, an upper and lower superconducting coil arranged around each of the magnetic poles, a ring-shaped magnetic return yoke, a beam chamber between the upper and lower magnetic poles having one or more electrodes configured to accelerate ions moving substantially in the median plane, and a cryostat. The ring-shaped magnetic return yoke and the coils may form a cold mass contained within the cryostat. Further, the cryostat may not contain the upper and lower poles. | 10-02-2014 |
20140371076 | Magnet Structure For An Isochronous Superconducting Compact Cyclotron - The invention relates to a magnet structure for a superconducting isochronous cyclotron for use in particle therapy. The cyclotron according to the invention is using two sets of three or more superconducting sector coil elements for generating an azimuthally varying magnetic field across the acceleration region. In this way, high-field (e.g. above 4 T) isochronous cyclotrons are provided which do not suffer the problem of a low flutter amplitude. | 12-18-2014 |