125 patents
Page 5 of 7
Utility
Using a Rotating 2D X-ray Imager As an Imaging Device to Perform Target Tracking During Radiation Treatment Delivery
2 Dec 20
A method includes receiving, from a volumetric imager, a first image including a target of a patient.
Michael P. Naylor, Matthew Core, Petr Jordan, Calvin R. Maurer, JR.
Filed: 13 Aug 20
Utility
Manipulation of a respiratory model via adjustment of parameters associated with model images
30 Nov 20
A method and apparatus for manipulation of a respiratory model via adjustment of parameters associated with model images is described.
Kolos Lugosi, Matthew Core, Robert Kahn
Filed: 3 May 18
Utility
Image-guided radiation treatment with imaging data using imaging radiation at different energy levels
23 Nov 20
A method of image-guided radiation treatment is described.
Petr Jordan, Andriy Myronenko, Jay B. West, Calvin R. Maurer, Prashant Chopra, Anuj K. Purwar, Christopher A. Janko
Filed: 10 Nov 19
Utility
Delivering Independent 2D Sub-beam Intensity Patterns from Moving Radiation Source
4 Nov 20
A radiation delivery system and method of operation are described.
Eric Schnarr, Robert O'Connell, Richard Nash, Matthew Orton, Jacob Shea
Filed: 16 Jul 20
Utility
Online angle selection in rotational imaging and tracking systems
19 Oct 20
A radiation therapy apparatus determines a set of angles that have a tracking quality metric value that satisfies a tracking quality metric criterion.
Petr Jordan, Andriy Myronenko, Calvin Maurer, Eric Schnarr, Rob O'Connell
Filed: 6 Oct 19
Utility
Detecting motion by using a low dose x-ray image
19 Oct 20
A reference image of a patient may be generated.
Petr Jordan, Jonathan Cecil Chappelow, Calvin R. Maurer, Jr., Eric Schnarr
Filed: 11 Jan 18
Utility
Image Registration of Treatment Planning Image, Intrafraction 3D Image, and Intrafraction 2D X-ray Image
7 Oct 20
A method of the present disclosure includes performing, by a processing device, a first image registration between a reference image of a patient and a motion image of the patient to perform alignment between the reference image and the motion image, wherein the reference image and the motion image include a target position of the patient.
Petr Jordan, Calvin R. Maurer, JR., Andriy Myronenko, Jonathan Cecil Chappelow
Filed: 21 Jun 20
Utility
Tumor Tracking During Radiation Treatment Using Ultrasound Imaging
7 Oct 20
Systems and methods for tracking a target volume, e.g., tumor, in real-time during radiation treatment are provided.
Calvin R. Maurer, Jay West, Petr Jordan
Filed: 23 Jun 20
Utility
Binary multileaf collimator delivery with per-leaf field width
7 Sep 20
A radiation treatment delivery system, includes a linear accelerator (LINAC) and a multileaf collimator (MLC), coupled with the distal end of the LINAC, wherein the MLC has two banks of leaves, organized into a plurality of opposing leaf pairs.
Eric Schnarr, Hari Gopalakrishnan, Jari Toivanen, Matthew Orton
Filed: 5 Aug 18
Utility
Verification of leaf positions for multi-leaf collimator using multiple verification systems
31 Aug 20
A method includes determining a first estimate of leaf positions for a plurality of leaves of a multi-leaf collimator (MLC) in a reference coordinate space based on an image generated by an image-based aperture verification system, wherein the leaf positions for the plurality of leaves define an aperture for the MLC.
Jonathan Cecil Chappelow, Petr Jordan, Calvin Maurer, Sarbjit Singh, Andrew W. Fitting, Andriy Myronenko, Jian Gao
Filed: 7 Mar 18
Utility
Using a rotating 2D X-ray imager as an imaging device to perform target tracking during radiation treatment delivery
24 Aug 20
A method includes receiving, from a volumetric imager, a first image including a target of a patient.
Michael P. Naylor, Matthew Core, Petr Jordan, Calvin R. Maurer, Jr.
Filed: 3 Jan 18
Utility
Fast sliding window delivery via a high-speed multileaf collimator
24 Aug 20
A system for delivering radiation dose, includes a gantry to move about a target to be irradiated and a radiation source mounted to the gantry and directed inward toward the target, The system further includes a collimator mounted to the gantry and in front of the radiation source, the collimator to shape a radiation beam directed at the target, wherein the collimator is to modulate a sub-beam intensity of the radiation beam across a plurality of sub-beams that subdivide a fluence field into a two-dimensional (2D) grid, and wherein a plurality of independent two-dimensional (2D) sub-beam intensity patterns are delivered from a plurality of gantry angles while the gantry moves continuously.
Eric Schnarr, Robert O'Connell, Richard Nash, Matthew Orton, Jacob Shea
Filed: 5 Aug 18
Utility
Robotic arm for patient positioning assembly
17 Aug 20
A robotic patient positioning assembly including a patient treatment couch, and a robotic arm coupled to the patient treatment couch.
Michael J. Saracen, Aaron W. Carrano, Toby D. Henderson
Filed: 8 Mar 12
Utility
Binary Multileaf Collimator Delivery with Per-leaf Field Width
22 Jul 20
A radiation treatment delivery system, includes a linear accelerator (LINAC) and a multileaf collimator (MLC), coupled with the distal end of the LINAC, wherein the MLC has two banks of leaves, organized into a plurality of opposing leaf pairs.
Eric Schnarr, Hari Gopalakrishnan, Jari Toivanen, Matthew Orton
Filed: 6 Apr 20
Utility
Image registration of treatment planning image, intrafraction 3D image, and intrafraction 2D x-ray image
13 Jul 20
A method of the present disclosure includes performing, by a processing device, a first image registration between a reference image of a patient and a motion image of the patient to perform alignment between the reference image and the motion image, wherein the reference image and the motion image include a target position of the patient.
Petr Jordan, Calvin R. Maurer, Jr., Andriy Myronenko, Jonathan Cecil Chappelow
Filed: 3 Jan 18
Utility
Gantry image guided radiotherapy system and related treatment delivery methods
13 Jul 20
A radiation treatment apparatus, comprising a gantry structure comprising a beam member extending between first and second ends of the gantry structure.
Calvin R. Maurer, Jr., Euan S. Thomson
Filed: 5 Nov 19
Utility
Bremsstrahlung Target for Radiation Therapy System
8 Jul 20
Described herein is a medical linear accelerator including an accelerator target structure constructed of a material having a thickness of less than 0.2 radiation lengths, and an accelerator structure to receive an electromagnetic wave and generate an output therapy dose rate of electrons having a beam energy between 4-25 mega-electronvolts (MeV).
Kirk Joseph Bertsche, Giorgio Asmerom, Miguel Gutierrez
Filed: 23 Mar 20
Utility
Tumor tracking during radiation treatment using ultrasound imaging
6 Jul 20
Systems and methods for tracking a target volume, e.g., tumor, in real-time during radiation treatment are provided.
Calvin R. Maurer, Jay West, Petr Jordan
Filed: 14 Jul 15
Utility
Radiation Based Treatment Beam Position Calibration and Verification
17 Jun 20
A phantom, calibration system and calibration method are described.
Warren Kilby, Petr Jordan, John Noll, Calvin Maurer, JR.
Filed: 20 Feb 20
Utility
Computed Tomography System and Method for Image Improvement Using Prior Image
3 Jun 20
A computed tomography (CT) system and method is provided.
Zhicong Yu, Daniel Gagnon
Filed: 24 Nov 19