1
Adnan Shennib, Richard C Urso: Canal hearing device with tubular insert. InSound Medical, April 20, 2004: US06724902 (99 worldwide citation)

A canal hearing device with a dual acoustic seal system for preventing feedback while minimizing occlusion effects. The two-part device comprises a main module and an elongated tubular insert for conducting sound to the tympanic membrane and sealing within the bony region of the ear canal. The main ...


2
Adnan Shennib, Richard C Urso, Diep H Ngo: Semi-permanent canal hearing device. InSound Medical, Townsend & Townsend & Crew, September 6, 2005: US06940988 (88 worldwide citation)

A semi-permanent hearing device is disclosed which is adapted to be completely positioned within the ear canal of an individual for long-term use. The device comprises a sealing retainer substantially positioned in the bony region of the ear canal and a core assembly including a receiver assembly co ...


3
Adnan Shennib, Robert Schindler, Richard C Urso: Direct tympanic drive via a floating filament assembly. InSound Medical, Townsend and Townsend and Crew, September 6, 2005: US06940989 (67 worldwide citation)

A canal hearing device has a subminiature filament assembly which vibrates and directly drives the tympanic membrane (eardrum) and imparts audible mechanical vibrations thereto. The filament assembly is partially supported by the tympanic membrane via capillary adhesion thereto and is dynamically co ...


4
Adnan Shennib: Remote magnetic activation of hearing devices. InSound Medical, Townsend and Townsend and Crew, March 21, 2006: US07016511 (60 worldwide citation)

A magnetic switch assembly for hearing devices designed for remote activation by the user is highly miniaturized with a self-contained latching mechanism. The switch is activated and deactivated by the user via a hand-held magnet placed in proximity to the hearing device. The switch assembly include ...


5
Adnan Shennib, Ian Michael Day, Timothy Cuongdung Huynh, Alex Tilson: Extended wear canal device with common microphone-battery air cavity. Insound Medical, Townsend and Townsend and Crew, November 20, 2007: US07298857 (42 worldwide citation)

An embodiment provides a continuous wear hearing device to be worn entirely within the ear canal, comprising a receiver assembly sized to be positioned in the bony portion of the canal, a battery assembly and a microphone assembly. The receiver assembly includes a receiver for supplying acoustic sig ...


6
Richard C Urso, Adnan Shennib, Greg Anderson, Sunder Ram, Robert Schindler, Ian Day, James Buckley: Sealing retainer for extended wear hearing devices. InSound Medical, Townsend and Townsend and Crew, February 16, 2010: US07664282 (41 worldwide citation)

An embodiment provides a seal for retaining a hearing device within the ear canal comprising a curved shell having an opening at a shell apex portion. The shell defines a cavity for retention of a device component. An interior surface of a shell wall has a scalloped shape configured to distribute co ...


7
Adnan Shennib, Richard C Urso: Disposable extended wear canal hearing device. InSound Medical, Townsend and Townsend and Crew, May 8, 2007: US07215789 (41 worldwide citation)

A disposable hearing device is adapted to be positioned entirely within an ear canal for extended wear therein. The device includes a core assembly and a sealing retainer. The core assembly includes a lateral section of generally oval cross-section and generally elongated cylindrical shape for align ...


8
Adnan Shennib, Richard C Urso, Diep H Ngo: Semi-permanent canal hearing device. Insound Medical, Townsend and Townsend and Crew, September 9, 2008: US07424124 (39 worldwide citation)

A semi-permanent hearing device is disclosed which is adapted to be completely positioned within the ear canal of an individual for long-term use. The device comprises a sealing retainer substantially positioned in the bony region of the ear canal and a core assembly including a receiver assembly co ...


9
Richard Carl Urso, Adnan Shennib, Greg Anderson, Sunder Ram, Robert Schindler, Ian Day, James Buckley, John Sadler, Alex Tilson: Sealing retainer for extended wear hearing devices. InSound Medical, Townsend and Townsend and Crew, August 25, 2009: US07580537 (37 worldwide citation)

Embodiments of the invention provide seals for retaining hearing devices in the ear canal. An embodiment provides a seal for a hearing device comprising a curved shell having a wall and an opening at a shell apex portion. The shell defines a cavity for retention of a device component. The shell wall ...


10
Adnan Shennib, Richard C Urso: Canal hearing device with tubular insert. Insound Medical, Townsend and Townsend and Crew, September 9, 2008: US07424123 (34 worldwide citation)

A canal hearing device with a dual acoustic seal system for preventing feedback while minimizing occlusion effects. The two-part device comprises a main module and an elongated tubular insert for conducting sound to the tympanic membrane and sealing within the bony region of the ear canal. The main ...