Modular speech processor headpiece

• US 8,270,647 B2
• Filed: 03/04/2009
• Issued: 09/18/2012
• Est. Priority Date: 05/08/2003
• Status: Active Grant

• Current Assignee: Advanced Bionics AG (Sonova Holding AG)
• Original Assignee: Advanced Bionics LLC (Sonova Holding AG)
• Inventors: Crawford, Scott A., Lynch, Douglas P., Woods, Carla Mann
• Primary Examiner(s): WILSON, ALLAN R
• Application Number:
  US12/397,982
• Publication Number:
  US 20100046779A1
• Time in Patent Office: 1,294 Days
• Field of Search: 381/314, 381/315, 381/323, 381/324, 381/326, 381/328, 600/25, 607 55- 57, 181/126, 181/129, 181/130, 181/135
• US Class Current: 381/324
• CPC Class Codes: A61N 1/0541 Cochlear electrodes
• CPC Class Codes: A61N 1/36038 Cochlear stimulation
• CPC Class Codes: A61N 1/37217 characterised by the communication link, e.g. acoustic or tactile
• CPC Class Codes: A61N 1/3787 from an external energy source
• CPC Class Codes: H04R 2225/021 Behind the ear [BTE] hearing aids
• CPC Class Codes: H04R 2225/57 Aspects of electrical interconnection between hearing aid parts
• CPC Class Codes: H04R 2225/67 Implantable hearing aids or parts thereof not covered by H04R25/606
• CPC Class Codes: H04R 25/00 Deaf-aid sets , i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception electrical stimulation of auditory nerves to promote the auditory function A61N1/36038; optical stimulation of auditory nerves to promote the auditory function A61N5/0622
• CPC Class Codes: H04R 25/556 External connectors, e.g. plugs or modules H04R25/607 takes precedence
• CPC Class Codes: H04R 25/60 Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles ear wax retarders, e.g. mounting thereof H04R25/654
• CPC Class Codes: H04R 25/602 of batteries
• CPC Class Codes: H04R 25/603 of mechanical or electronic switches or control elements
• CPC Class Codes: H04R 25/606 acting directly on the eardrum, the ossicles or the skull, e.g. mastoid, tooth, maxillary or mandibular bone, or mechanically stimulating the cochlea, e.g. at the oval window
• CPC Class Codes: H04R 25/607 of earhooks

Abstract

A cochlear implant system includes: an electrode array implanted within a cochlea; an internal processor in communication with the electrode array; an implanted antenna which is electrically coupled to the internal processor; and a modular external headpiece which is removably positioned over the implanted antenna, the modular external headpiece including a core containing a sound processor for processing sound and providing a corresponding signal to the implanted antenna; and a modular component configured to releasably engage the core and supply electrical power to the core. A modular speech processor headpiece includes a core comprising a microphone and sound processor for producing a signal representing ambient sound to be transmitted to a cochlear implant, the core further comprising a number of electrical contacts; and a modular component containing a number of electrical contacts corresponding to the electrical contacts of the core; wherein the core is configured to engage with the modular component such that electrical communication is made between the core and the modular component.

Claims

1. A cochlear implant system, comprising:

an electrode array implanted within a cochlea;

an internal processor in communication with said electrode array;

an implanted antenna, said implanted antenna being electrically coupled to said internal processor; and

a modular external headpiece, said modular external headpiece being configured as a stand alone, head-mounted unit which provides external functionality for operation of said cochlear implant system, said modular external headpiece being removably positioned over said implanted antenna by magnetic attraction with said implanted antenna such that a portion of skin is sandwiched between said implanted antenna and said modular external headpiece, said modular external headpiece including

a core containing a sound processor for processing sound and providing a corresponding signal to said implanted antenna, and including a top surface and a bottom surface, and

a detachable modular component configured to releasably engage said core such that at least a portion of the bottom surface is not covered by the modular component and to supply electrical power to said core.

2. The cochlear implant system of claim 1, wherein said sound processor of said core comprises a microphone, signal processing electronics, and a transmitter, said core being configured to convert sound into electrical signals using said microphone, manipulate said electrical signals using said signal processing electronics to produce modified electrical signals, and transmit said modified electrical signals to said implanted antenna using said transmitter.

3. The cochlear implant system of claim 1, wherein said top surface and said bottom surface remaining at least partially exposed following attachment of said modular component.

4. The cochlear implant system of claim 1, comprising a second modular component also configured to releasably engage said core, wherein said second modular component is configured to replace said first modular component.

5. The cochlear implant system of claim 1, wherein said core further comprises a number of electrical contacts disposed about an exterior surface, and wherein said modular component further comprises a number of electrical contacts disposed about an inner surface such that electrical contact is established between said modular component and said core when said modular component engages said core.

6. The cochlear implant system of claim 1, wherein said modular component comprises a battery.

7. The cochlear implant system of claim 6, wherein said battery comprises at least one of:

a lithium ion battery, a lithium polymer battery, and a zinc-air battery.

8. The cochlear implant system of claim 1, further comprising a seal disposed between said core and said modular component such that an electrical connection between said core and said modular component is sealed when said modular component engages said core.

9. The cochlear implant system of claim 1, wherein said modular component contains a wired interface.

10. The cochlear implant system of claim 9, wherein said wired interface is configured for use in programming said core.

11. The cochlear implant system of claim 9, wherein said wired interface is configured to provide power to said core from an external power source.

12. The cochlear implant system of claim 1, wherein said modular component comprises a wireless receiver.

13. The cochlear implant system of claim 1, wherein said modular component comprises a microphone.

14. A cochlear implant system, comprising:

an electrode array implanted within a cochlea;

an internal processor in communication with said electrode array;

an implanted antenna, said implanted antenna being electrically coupled to said internal processor; and

a modular external headpiece, said modular external headpiece being configured as a stand alone, head-mounted unit which provides external functionality for operation of said cochlear implant system, said modular external headpiece being removably positioned over said implanted antenna by magnetic attraction with said implanted antenna such that a portion of skin is sandwiched between said implanted antenna and said modular external headpiece, said modular external headpiece including

a core containing a sound processor for processing sound and providing a corresponding signal to said implanted antenna, and including a top surface and a bottom surface, and

a modular ring configured to releasably engage said core such that at least a portion of the bottom surface is not covered by the modular ring, to supply electrical power to said core, and to entirely circumscribe said core when said modular ring is attached to said core.

15. The cochlear implant system of claim 14, wherein said core further comprises a substantially cylindrical shape having a plurality of slots disposed around an outer perimeter;

and wherein said modular ring has a number of tabs configured to be received by said plurality of slots such that said modular ring is securely fastened to said core.

16. A cochlear implant system comprising:

a core including

a single common housing,

a microphone, sound processor circuity that produces a signal representing ambient sound to be transmitted to a cochlear implant, and a transmitter that transmits said signal to the cochlear implant, wherein said microphone, said sound processor circuitry and said transmitter are located within said single common housing, and

a first plurality of electrical contacts; and

a plurality of modular components in a set, each of said modular components in said set including a second plurality of electrical contacts;

wherein each of said modular components is configured to individually engage said core such that electrical communication is made between a portion of said first plurality of electrical contacts and at least a portion of said second plurality of electrical contacts; and

wherein the modular components each have a different functionality.

17. The system of claim 16, wherein each of said modular components is configured to expand the functionality of said cochlear implant system by at least one of:

supplying battery power to said core, receiving wireless signals, supplying additional processing capability, supplying additional programming capability, providing an interface for a wired connection of external devices to said cochlear implant system, and changing the external appearance of said cochlear implant system.

18. The system of claim 16, wherein one of said plurality of modular components within said set comprises means for connecting said core to a programmer.

19. The system of claim 16, wherein at least one of said plurality of modular components within said set comprises a receiver for receiving an electronic signal from an external device.

20. A method of using the system of claim 16, comprising:

selecting a modular component from within said set, said modular component being configured to expand a functionality of said cochlear implant system to facilitate performance of a predetermined activity;

engaging said modular component with said core; and

detachably securing said core and said modular component over said implanted antenna.

21. The system of claim 16, wherein the respective configurations of said core and said modular components is such that only one of said modular components can engage said core at a time.

22. The system of claim 16, wherein at least one of said modular components includes a battery that supplies power to said core.

23. The system of claim 22, wherein each of said modular components engages the same portion of said core.

24. A cochlear implant system comprising:

a cylindrically shaped core, defining a top and a bottom, including

a microphone and sound processor for producing a signal representing ambient sound to be transmitted to a cochlear implant, and

a first plurality of electrical contacts; and

a plurality of modular components in a set, each of said modular components in said set having a second plurality of electrical contacts;

wherein each of said modular components has an annular shape configured to individually receive said cylindrical core in a center thereof, while allowing access to said top and said bottom of said core, and to engage said core such that electrical communication is made between a portion of said first plurality of electrical contacts and at least a portion of said second plurality of electrical contacts.

25. A cochlear implant system comprising:

a core including

a microphone and sound processor for producing a signal representing ambient sound to be transmitted to a cochlear implant, and

a first plurality of electrical contacts; and

a plurality of modular components in a set, wherein each of said modular components in said set includes a second plurality of electrical contacts;

wherein each of said modular components is configured to individually engage said core such that electrical communication is made between a portion of said first plurality of electrical contacts and at least a portion of said second plurality of electrical contact; and

wherein at least one of said plurality of modular components within said set includes a waterproof seal between said core and modular component when engaged.