Patents by Inventor Ryan David Wightwick

Ryan David Wightwick has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Multi-leaf collimators
    Patent number: 9214249
    Abstract: A multi-leaf collimator for a radiotherapy apparatus comprises at least one array of laterally-spaced elongate leaves, each leaf being driven by an associated motor connected to the leaf via a drive means so as to extend or retract the leaf in its longitudinal direction, the drive means comprising a sub-frame on which at least a subset of the motors are mounted, the sub-frame being mounted at a location spaced from the leaf array in a direction transverse to the lateral and longitudinal directions, and including a plurality of threaded drives disposed longitudinally, each being driven by a motor and being operatively connected to a leaf thereby to drive that leaf.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: December 15, 2015
    Assignee: Elekta AB (publ)
    Inventors: Duncan Neil Bourne, Ryan David Wightwick
  • Multi-leaf collimators
    Publication number: 20150124938
    Abstract: A multi-leaf collimator for a radiotherapy apparatus comprises at least one array of laterally-spaced elongate leaves, each leaf being driven by an associated motor connected to the leaf via a drive means so as to extend or retract the leaf in its longitudinal direction, the drive means comprising a sub-frame on which at least a subset of the motors are mounted, the sub-frame being mounted at a location spaced from the leaf array in a direction transverse to the lateral and longitudinal directions, and including a plurality of threaded drives disposed longitudinally, each being driven by a motor and being operatively connected to a leaf thereby to drive that leaf.
    Type: Application
    Filed: December 10, 2014
    Publication date: May 7, 2015
    Inventors: Duncan Neil Bourne, Ryan David Wightwick
  • Multi-leaf collimators
    Patent number: 8938051
    Abstract: A multi-leaf collimator for a radiotherapy apparatus comprises at least one array of laterally-spaced elongate leaves, each leaf being driven by an associated motor connected to the leaf via a drive means so as to extend or retract the leaf in its longitudinal direction, the drive means comprising a sub-frame on which at least a subset of the motors are mounted, the sub-frame being mounted at a location spaced from the leaf array in a direction transverse to the lateral and longitudinal directions, and including a plurality of threaded drives disposed longitudinally, each being driven by a motor and being operatively connected to a leaf thereby to drive that leaf.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: January 20, 2015
    Assignee: Elekta AB (publ)
    Inventors: Martin Broad, Mark Alexander Furth, Duncan Neil Bourne, Ryan David Wightwick
  • Multi-leaf collimators
    Publication number: 20110026683
    Abstract: A multi-leaf collimator for a radiotherapy apparatus comprises at least one array of laterally-spaced elongate leaves, each leaf being driven by an associated motor connected to the leaf via a drive means so as to extend or retract the leaf in its longitudinal direction, the drive means comprising a sub-frame on which at least a subset of the motors are mounted, the sub-frame being mounted at a location spaced from the leaf array in a direction transverse to the lateral and longitudinal directions, and including a plurality of threaded drives disposed longitudinally, each being driven by a motor and being operatively connected to a leaf thereby to drive that leaf.
    Type: Application
    Filed: September 15, 2010
    Publication date: February 3, 2011
    Applicant: Elekta AB (publ)
    Inventors: Martin Broad, Mark Alexander Furth, Duncan Neil Bourne, Ryan David Wightwick