Patents by Inventor Charles Roger Aaron Leigh

Charles Roger Aaron Leigh 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).

  • Publication number: 20180303602
    Abstract: An implantable prosthesis, including an implantable component including an implantable magnet assembly, wherein the magnet assembly includes a magnet plated with a metallic substance, the magnet assembly includes a housing made at least in part of a polymer, wherein at least a portion of the housing made out of the polymer is in direct contact with the metallic substance, and the implantable component is configured to be implanted in a human such that the housing is exposed to body fluids thereof.
    Type: Application
    Filed: April 20, 2017
    Publication date: October 25, 2018
    Inventor: Charles Roger Aaron LEIGH
  • Publication number: 20180279061
    Abstract: An implantable component, such as by way of example, an implantable component of a transcutaneous bone conduction device, the implantable component comprising a piezoelectric transducer, wherein the implantable component is configured to temporarily prevent the piezoelectric transducer from moving inside the housing while the housing is implanted in the recipient.
    Type: Application
    Filed: March 24, 2017
    Publication date: September 27, 2018
    Inventors: Joris WALRAEVENS, Charles Roger Aaron LEIGH, Rishubh VERMA, Katrien GEERAERTS, Kristof I. BUYTAERT, Kenneth OPLINGER
  • Patent number: 10058702
    Abstract: A magnetic alignment system that can form part of a cochlear implant system. The magnetic alignment system prevents substantial movement of a magnet of an implanted component during an MRI procedure or allows for easy removal of the magnet to facilitate the MRI procedure.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: August 28, 2018
    Assignee: Cochlear Limited
    Inventors: Peter Gibson, Charles Roger Aaron Leigh, Frank Risi, David Walker
  • Publication number: 20180169410
    Abstract: A device, including a housing of a medical device configured to be implanted in a human recipient, the housing having at least one opening on one side of the housing, and a linear feedthrough assembly, wherein the linear feedthrough assembly closes the opening, the housing has a length, a width, and a height, wherein the height is the smallest dimension, and the opening is located in at least about the center of at least one of the length or the width, and the opening faces a direction normal to a plane established by the length and the width.
    Type: Application
    Filed: December 15, 2016
    Publication date: June 21, 2018
    Inventors: Charles Roger Aaron LEIGH, Wilson FUNG
  • Publication number: 20180146308
    Abstract: An implantable medical device, such as a cochlear implant, a bone conduction device or a middle ear implant, including a magnet, and an electromagnetic communication wire forming, with respect to two dimensions, an enclosed boundary, wherein the magnet is located outside of the enclosed boundary. In an exemplary embodiment, the magnet is located in a container, and can revolve within the container.
    Type: Application
    Filed: November 23, 2016
    Publication date: May 24, 2018
    Inventors: Charles Roger Aaron LEIGH, Grahame Michael David WALLING
  • Publication number: 20180056067
    Abstract: An electric hearing prosthesis, wherein the electric hearing prosthesis includes an implantable portion configured to electrically stimulate a cochlea to evoke a hearing percept, and an external portion configured to be in wired communication with the implantable portion, wherein the electronic components of the implantable portion are all passive electronic components.
    Type: Application
    Filed: August 26, 2016
    Publication date: March 1, 2018
    Inventor: Charles Roger Aaron LEIGH
  • Publication number: 20180028825
    Abstract: Presented herein are distributed implantable hearing systems that have at least a main implant module that is physically separated from a distally positioned inner radio-frequency (RF) coil.
    Type: Application
    Filed: September 11, 2017
    Publication date: February 1, 2018
    Inventor: Charles Roger Aaron Leigh
  • Publication number: 20180028818
    Abstract: Presented herein are magnet arrangements for use with encapsulated implantable components. An implantable component comprises an implant body and a plurality of wire loops forming an internal coil that are encapsulated in a biocompatible overmolding. The implantable component also comprises a bone fixture positioned proximate to the plurality of wire loops and an implantable magnet attached to the bone fixture.
    Type: Application
    Filed: October 10, 2017
    Publication date: February 1, 2018
    Inventors: Marcus Andersson, Daniel Smyth, Fysh Dadd, Kristien Johanna Maria Verhoeven, Claudiu G. Treaba, Jonathon Kirk, Charles Roger Aaron Leigh
  • Patent number: 9821155
    Abstract: An implantable medical device having a hermetically-sealed biocompatible housing configured to be implanted in a recipient. The implantable medical device includes at least one trans-housing transformer configured to transfer electrical signals through the housing.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: November 21, 2017
    Assignee: Cochlear Limited
    Inventors: Charles Roger Aaron Leigh, Tony Burch
  • Publication number: 20170312503
    Abstract: A method, including subjecting a subcutaneous medical device containing a magnet to a magnetic field, thereby imparting a torque onto the magnet, and resisting the imparted torque via an external device that has a skin facing component extending in a direction away from a curvature of the body of the recipient at locations proximate a portion directly contacting skin directly above the implanted magnet.
    Type: Application
    Filed: April 28, 2017
    Publication date: November 2, 2017
    Inventors: Charles Roger Aaron LEIGH, Anthony POWELL, Peter Raymond SIBARY
  • Publication number: 20170291027
    Abstract: A prosthetic hearing implant kit is disclosed. The prosthetic hearing implant kit comprises internal components configured to be implanted in a recipient and comprises an internal coil; external components configured to be worn by the recipient and comprises an external coil adapted to be inductively coupled with said internal coil; and an alert system having a second external coil and adapted to receive an external alarm and to transmit signals to said implanted components via said external coil for providing the recipient with a corresponding alarm indication.
    Type: Application
    Filed: April 24, 2017
    Publication date: October 12, 2017
    Inventors: Brian Gordon, Charles Roger Aaron LEIGH, Tadeusz Jurkiewicz, Kiangkai Tankongchumruskul
  • Publication number: 20170080211
    Abstract: An apparatus, including a sterilely sealed package, and an electrode assembly sterilely sealed in the package, wherein the apparatus is configured to enable testing for an open circuit between two electrodes of the electrode assembly with the electrode assembly sterilely sealed in the package.
    Type: Application
    Filed: May 25, 2016
    Publication date: March 23, 2017
    Inventors: Grahame Michael David WALLING, Charles Roger Aaron LEIGH
  • Publication number: 20170050027
    Abstract: Presented herein are separable magnet arrangements for use with encapsulated implantable components. A separable magnet arrangement includes an implantable magnet is at least one of fully encapsulated in, and mechanically severable from, an overmolding of the encapsulated implantable component or an implantable magnet that is physically separate from the encapsulated implantable component.
    Type: Application
    Filed: May 18, 2016
    Publication date: February 23, 2017
    Inventors: Marcus Andersson, Daniel Smyth, Fysh Dadd, Kristien Johanna Maria Verhoeven, Claudiu G. Treaba, Jonathon Kirk, Charles Roger Aaron Leigh
  • Publication number: 20160381474
    Abstract: An apparatus, including an external component of a medical device configured to generate a magnetic flux that removably retains, via a resulting magnetic retention force, the external component to a recipient thereof, wherein the external component is configured to enable the adjustment of the generated magnetic flux so as to vary the resulting magnetic retention force.
    Type: Application
    Filed: June 24, 2016
    Publication date: December 29, 2016
    Inventors: Johan GUSTAFSSON, Marcus ANDERSSON, Charles Roger Aaron LEIGH
  • Publication number: 20160361537
    Abstract: An implantable medical device, including a magnet and a body encompassing the magnet, wherein the implantable medical device includes structural components in the body configured to move away from one another upon initial rotation of the magnet relative to the body when the magnet is subjected to an externally generated magnetic field, thereby limiting rotation of the magnet beyond the initial rotation.
    Type: Application
    Filed: January 29, 2016
    Publication date: December 15, 2016
    Inventors: Charles Roger Aaron LEIGH, Grahame Michael David WALLING, Mark Alan VON HUBEN, James VANDYKE, Nam Long TUONG
  • Patent number: 9381590
    Abstract: Embodiments are generally directed to a feedthrough for an implantable medical device. The feedthrough comprises an insulator having one or more conductors extending therethrough that is hermetically connected (joined) to a housing of the implantable medical device. More specifically, the housing includes an aperture and the insulator is configured be positioned in the aperture. Braze material is configured to be positioned in one or more indentations in at least one of the housing or the insulator such that the braze material is disposed in the indentations between the insulator and the housing.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: July 5, 2016
    Assignee: Cochlear Limited
    Inventors: Anthony Powell, Graham Ball, Melvyn Clarke, Charles Roger Aaron Leigh, Grahame Walling, Kenny Crichton
  • Publication number: 20160144170
    Abstract: A magnetic alignment system that can form part of a cochlear implant system. The magnetic alignment system prevents substantial movement of a magnet of an implanted component during an MRI procedure or allows for easy removal of the magnet to facilitate the MRI procedure.
    Type: Application
    Filed: January 29, 2016
    Publication date: May 26, 2016
    Inventors: Peter Gibson, Charles Roger Aaron Leigh, Frank Risi, David Walker
  • Publication number: 20150343225
    Abstract: Presented herein are distributed implantable hearing systems that have at least a main implant module that is physically separated from a distally positioned inner radio-frequency (RF) coil.
    Type: Application
    Filed: June 2, 2014
    Publication date: December 3, 2015
    Inventor: Charles Roger Aaron Leigh
  • Publication number: 20140371835
    Abstract: Embodiments are generally directed to a feedthrough for an implantable medical device. The feedthrough comprises an insulator having one or more conductors extending therethrough that is hermetically connected (joined) to a housing of the implantable medical device. More specifically, the housing includes an aperture and the insulator is configured be positioned in the aperture. Braze material is configured to be positioned in one or more indentations in at least one of the housing or the insulator such that the braze material is disposed in the indentations between the insulator and the housing.
    Type: Application
    Filed: June 14, 2013
    Publication date: December 18, 2014
    Inventors: Anthony Powell, Graham Ball, Melvyn Clarke, Charles Roger Aaron Leigh, Grahame Walling, Kenny Crichton
  • Publication number: 20140155685
    Abstract: An implantable medical device having a hermetically-sealed biocompatible housing configured to be implanted in a recipient. The implantable medical device includes at least one trans-housing transformer configured to transfer electrical signals through the housing.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 5, 2014
    Inventors: Charles Roger Aaron Leigh, Tony Burch