102 patents
Page 2 of 6
Utility
System and Method to Improve Performance of Asymmetrical Gradient Coils by Allowing a Uniform Offset Field
12 May 22
An asymmetric electromagnet system, method, and method of producing an asymmetric electromagnet system, wherein the asymmetric electromagnet system is for generating an imaging magnetic field in an imaging region with an imaging isocentre, the imaging region being asymmetrically positioned within a gradient coil bore inside a magnetic resonance imaging (MRI) system during imaging, the electromagnet assembly comprising: an asymmetric gradient coil configured to generate a gradient field in the asymmetrically positioned imaging region, at least one gradient axis having the gradient field with a constant offset component such that the position at which the gradient field passes through zero is offset with respect to the imaging isocentre of the asymmetrically positioned imaging region.
Geron Andre BINDSEIL, Blaine Alexander CHRONIK, Ian Robert Oliphant CONNELL, Andrew Thomas CURTIS, William Bradfield HANDLER, Chad Tyler HARRIS, Jeff Alan STAINSBY, Philip J. BEATTY
Filed: 20 Jan 22
Utility
Gradient Coil Apparatus and Methods for Mri
5 May 22
A coil apparatus and methods for magnetic resonance imaging involving a wire winding, the wire winding having at least one of: a hollow cross-section wire and a solid cross-section wire, the solid cross-section wire having at least one of: a solid small cross-section wire and a solid large cross-section wire, the solid large cross-section wire having a thickness greater than that of the solid small cross-section wire, and the solid small cross-section wire disposed in one of adjacent and proximate at least one of the hollow cross-section wire and the solid large cross-section wire, whereby at least one of current density, winding density, and heat extraction are increasable.
Geron André BINDSEIL, Ian Robert Oliphant CONNELL, William Bradfield HANDLER, Chad Tyler HARRIS
Filed: 20 Dec 21
Utility
Real-time Compensation of High-order Concomitant Magnetic Fields
21 Apr 22
A method, electromagnet device, and system for reducing a higher order term of a concomitant field in an imaging magnetic field during magnetic resonance imaging is described.
Chad HARRIS, Geron BINDSEIL, Andrew T. CURTIS
Filed: 24 Dec 21
Utility
Surgical Microscope System with Automatic Zoom Control
14 Apr 22
A surgical microscope system and methods involving: an optical assembly operable in response to a selected operation mode, the optical assembly having adjustable optics; a controller coupled with the optical assembly, the controller configured to: select an operation mode corresponding to at least one phase of the medical procedure and defining a setting for adjusting an adjustable optics; control the optical assembly to adjust an adjustable optics according to a setting; select another operation mode if at least one of an abnormal phase and an emergency phase of the medical procedure is determined to exist, the other mode of operation corresponding to another setting for adjusting the adjustable optics, the other setting having at least one of a magnification setting and a focus setting; and control the optical assembly to adjust the adjustable optics according to the other setting.
Siu Wai Jacky MAK, Tammy Kee-Wai LEE
Filed: 20 Dec 21
Utility
Intelligent Positioning System and Methods Therefore
24 Mar 22
Systems and methods for adaptively and intraoperatively configuring an automated arm used during a medical procedure.
Cameron Piron, Michael Wood, Gal SELA, Joshua RICHMOND, Murugathas YUWARAJ, Stephen MCFADYEN, Alex PANTHER, Nishanthan SHANMUGARATNAM, William LAU, Monroe M. THOMAS, Wes HODGES, Simon ALEXANDER, David GALLOP
Filed: 24 Nov 21
Utility
Insert Imaging Device for Surgical Procedures
17 Mar 22
Insertable imaging devices, and methods of use thereof in minimally invasive medical procedures, are described.
Cameron Piron, Michael Wood, Murugathas Yuwaraj, Alex Panther, Nishanthan Shanmugaratnam, William Lau, Monroe M. Thomas, Gal Sela, Joshua Richmond, Wes Hodges, Simon Alexander, David Gallop
Filed: 3 Mar 21
Utility
3D Navigation System and Methods
17 Mar 22
A 3D navigation system and methods for enhancing feedback during a medical procedure, involving: an optical imaging system having an optical assembly comprising movable zoom optics and movable focus optics, a zoom actuator for positioning the zoom optics, a focus actuator for positioning the focus optics, a controller for controlling the zoom actuator and the focus actuator in response to received control input, at least one detector for capturing an image of at least one of a target and an obstacle, the at least one detector operable with the optical assembly, and a proprioception feature operable with the optical imaging system for generating a 3D perception, the proprioception feature comprising a communication feature for providing 3D information, the 3D information comprising real-time depth information in relation to real-time planar information within an interrogation volume.
Cameron Anthony Piron, Michael Frank Gunter Wood
Filed: 23 Nov 21
Utility
Dressing Apparatus and Methods for Facilitating Healing
17 Mar 22
A dressing apparatus and methods for facilitating healing, the apparatus and methods involving a dressing member, an electromagnetically conductive element mechanically coupled with the dressing member, and a primary RFID device configured to transmit at least one output signal to the electromagnetically conductive element, to receive at least one return signal from the electromagnetically conductive element, and to provide an alert if the at least one return signal has a strength corresponding to at least approximately a threshold amount of fluid present in the dressing member, whereby healing is facilitated.
Sean Jy-Shyang CHEN, Alison-Jean KRAMER, Gal SELA
Filed: 29 Nov 21
Utility
Multi-fiber Optical Probe and Optical Coherence Tomography System
10 Mar 22
Multichannel optical coherence systems and methods involving optical coherence tomography (OCT) subsystems are operably and respectively connected to optical fibers of a multichannel optical probe, such that each optical fiber forms at least a distal portion of a sample beam path of a respective OCT subsystem.
Siu Wai Jacky Mak, Arun Victor JAGGA
Filed: 11 Nov 21
Utility
Automatic Protocolling to Reduce System and Patient Interactions
17 Feb 22
An automatic protocolling system and methods involving a processor operable by way of a set of executable instructions storable in relation to a nontransient memory device, the set of executable instructions configuring the processor to: receive information relating to an initial protocol comprising an initial ordering of a plurality of sequences, the information comprising data relating to an interaction extent value of at least one of an imaging system and a patient as a function of time corresponding to each sequence in the plurality of sequences, the data relating to a time-integrated effect of each sequence in the plurality of sequences; and dynamically determine an alternative protocol comprising an alternative ordering of the plurality of sequences based on the time-integrated effect, whereby an alternative protocol is provided.
Chad Tyler HARRIS, Jeff Alan STAINSBY, Andrew Thomas CURTIS, Philip J. BEATTY, Curtis Nathan WIENS
Filed: 17 Aug 21
Utility
Sensored Surgical Tool and Surgical Intraoperative Tracking and Imaging System Incorporating Same
10 Feb 22
A sensored surgical tool, surgical intraoperative tracking and imaging system incorporating same, and methods, involving a rigid elongate tool body having a substantially rigid tool tip to be displaced and tracked within the surgical cavity so to reproducibly locate the tool tip within the cavity.
Yanhui BAI, Michael Frank Gunter WOOD, Cameron Anthony PIRON
Filed: 13 Oct 21
Utility
Mri-ct System and Methods for Sequentially Imaging
3 Feb 22
An MRI-CT system and methods for sequentially (or simultaneously) imaging a subject involving a CT component for initially performing CT imaging, an MR component for subsequently performing MR imaging, the MR component and the CT component disposable in relation to one another in at least one of linearly aligned and colinearly aligned, and a movable barrier disposable between the CT component and the MR component, the movable barrier comprising a magnetic shield, and the movable barrier disposable in one of an open position and a closed position during MRI scanning by the MR component and in a closed position during CT scanning by the CT component.
Alexander Gyles PANTHER, Geron Andrè BINDSEIL
Filed: 29 Jul 21
Utility
System and Methods Using a Videoscope with Independent-zoom for Enabling Shared-mode Focusing
3 Feb 22
Imaging systems and methods involving a videoscope including cameras; a filter feature in optical communication with the cameras, the filter feature configured to independently filter or tandemly filter light from each camera; an independently adjustable aperture in optical communication with the filter feature, the independently adjustable aperture configured to limit transmission of filtered light; independently adjustable zoom features in optical communication with the independently adjustable aperture, the independently adjustable zoom features including corresponding independently adjustable zoom channels, and each independently adjustable zoom feature configured to independently zoom independently limited filtered light; a prism in optical communication with the independently adjustable zoom channels, the prism configured to redirect independently zoomed, independently limited, filtered light; and a shared focus feature in optical communication with the prism, the shared focus feature comprising a shared focus channel, and the shared focus feature configured to focus redirected, independently zoomed, independently limited, filtered light.
Michael Frank Gunter Wood, Joshua Lee Richmond, Tammy Kee-Wai Lee, William La
Filed: 15 Oct 21
Utility
System and Method to Improve Performance of Asymmetrical Gradient Coils by Allowing a Uniform Offset Field
3 Feb 22
An asymmetric electromagnet system, method, and method of producing an asymmetric electromagnet system, wherein the asymmetric electromagnet system is for generating an imaging magnetic field in an imaging region with an imaging isocentre, the imaging region being asymmetrically positioned within a gradient coil bore inside a magnetic resonance imaging (MRI) system during imaging, the electromagnet assembly comprising: an asymmetric gradient coil configured to generate a gradient field in the asymmetrically positioned imaging region, at least one gradient axis having the gradient field with a constant offset component such that the position at which the gradient field passes through zero is offset with respect to the imaging isocentre of the asymmetrically positioned imaging region.
Geron Andre BINDSEIL, Blaine Alexander CHRONIK, Ian Robert Oliphant CONNELL, Andrew Thomas CURTIS, William Bradfield HANDLER, Chad Tyler HARRIS, Jeff Alan STAINSBY, Philip J. BEATTY
Filed: 29 Jul 20
Utility
Method, System and Apparatus for Tracking Surgical Imaging Devices
20 Jan 22
A computing device and methods for tracking surgical imaging devices stores a preoperative image of patient tissue registered to a frame of reference of a tracking system; and receives, from a first imaging device, a first intraoperative image of a first region of the tissue, with a finer resolution than the preoperative image.
Siu Wai Jacky Mak, Michael Frank Gunter Wood, Thanh Vinh Vuong
Filed: 1 Oct 21
Utility
Mri Transporter Apparatus and Methods
13 Jan 22
A smart system and methods for coupling a medical transporter apparatus with an imaging apparatus, involving: a smart docking module comprising at least one coupler responsive to a controller operable by a set of executable instructions, the smart docking module comprising a non-magnetic material; and the smart docking module configured by the controller to automatically perform at least one of: position, dock, engage, latch, lock, interlock, release, emergency-release, quick-release, disengage, emergency-disengage, and quick-disengage the medical transporter apparatus in relation to the imaging apparatus.
Dan Gavin HARRISON, Mark Tullio MORREALE, William Wai-Leung LAU, Murtasim SYED, Genevieve RODRIGUE, Aryeh Benjamin TAUB
Filed: 13 Jul 21
Utility
Methods and Devices for Tracking Objects by Surgical Navigation Systems
11 Nov 21
A method and device for tracking objects by surgical navigation systems.
Kamyar ABHARI, Kai Michael HYNNA, Gal SELA, Kirusha SRIMOHANARAJAH
Filed: 9 Jun 21
Utility
Orthogonal Element Decoupling for Moveable Coil Arrays In Mri
11 Nov 21
A head coil assembly includes a housing with a lower portion, an upper portion, a left portion, and a right portion, wherein each portion includes two or more radio-frequency (RF) coils, wherein the portions are sized and shaped to adjustably conform to a curvature of the subject's head for magnetic resonance (MR) imaging of the subject's head placed inside the housing, wherein the portions are operable to transition from an open position where the portions are sufficiently apart from each other to a closed position where the portions are adjusted to tighten a wrap around the subject's head along the curvature, and wherein the two or more RF coils in each portion are disposed in such manner that when the portions are operated to transition from the open position to the closed position, the RF coils of each portion remain decoupled to each other even along edges of each portion.
Ian Robert Oliphant CONNELL, Gilbert Thevathasan, William Wai-Leung LAU, Alexander Gyles Panther
Filed: 22 Jul 21
Utility
Methods and Systems for Providing Visuospatial Information
4 Nov 21
Methods and systems for providing feedback during a medical procedure.
Kamyar ABHARI, Stewart David MCLACHLIN, Kai Michael HYNNA, Gal SELA, Jared Rowland SHOUP, Michael Peter BULK, Kelly Noel DYER
Filed: 16 Jul 21
Utility
Dynamic B0 Shimming for Improved Fat Saturation In Magnetic Resonance Imaging (Mri)
28 Oct 21
A fat saturation method for a magnetic resonance imaging system having a main magnet providing a magnetic field B0 The method includes: driving a shim coil assembly with a first set of shimming currents to sufficiently alter a B0 field inhomogeneity of the magnetic field B0 within a region that includes a first imaging volume of interest such that water saturation inside the region is reduced from before the first set of shimming currents are applied; applying a fat saturation pulse to the region; identifying the first imaging volume of interest from the region; driving the shim coil assembly with a second set of shimming currents to alter the B0 field inhomogeneity of the magnetic field B0 within the first imaging volume of interest such that the B0 field inhomogeneity within the first imaging volume of interest is reduced; and obtaining magnetic resonance signals from the first imaging volume of interest.
Philip J. Beatty, Chad Tyler Harris, Curtis Nathan Wiens
Filed: 7 Jul 21