External ear canal pressure regulation system
First Claim
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1. An external ear canal pressure regulation device, comprising:
- a first fluid flow generator capable of generating a first fluid flow;
a first earpiece having a first axial earpiece conduit which communicates between a first earpiece first and second ends earpiece second ends, said first axial earpiece conduit fluidicly coupled to said first fluid flow generator, said first earpiece having a first compliant earpiece external surface configured to sealably engage a first external ear canal of a first ear as a first barrier between a first external ear canal pressure and an ambient pressure;
said first fluid flow generator capable of generating a first pressure differential between said first external ear canal pressure and said ambient pressure, said first pressure differential having a first pressure differential amplitude and a first pressure differential amplitude oscillation frequency;
a first pressure sensor which generates a first pressure sensor signal which varies based upon change in said first pressure differential; and
a first pressure sensor signal analyzer comprising;
a first pressure differential amplitude comparator which compares a first pre-selected pressure differential amplitude to said first pressure differential amplitude, said first pressure sensor signal analyzer generating a first pressure differential amplitude compensation signal to which a first fluid flow generator controller is responsive to control said first fluid flow generator to achieve said first pre-selected pressure differential amplitude; and
a first pressure differential amplitude oscillation frequency comparator which compares a first pre-selected pressure differential amplitude oscillation frequency to said first pressure differential amplitude oscillation frequency, said first pressure sensor signal analyzer generating a first pressure differential amplitude oscillation frequency compensation signal to which said first fluid flow generator controller is responsive to control said first fluid flow generator to achieve said first pre-selected pressure differential amplitude oscillation frequency.
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Abstract
An external ear canal pressure regulation device including a fluid flow generator and an earpiece having a first axial earpiece conduit fluidicly coupled to the fluid flow generator, whereby the earpiece has a compliant earpiece external surface configured to sealably engage an external ear canal as a barrier between an external ear canal pressure and an ambient pressure.
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Citations
22 Claims
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1. An external ear canal pressure regulation device, comprising:
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a first fluid flow generator capable of generating a first fluid flow; a first earpiece having a first axial earpiece conduit which communicates between a first earpiece first and second ends earpiece second ends, said first axial earpiece conduit fluidicly coupled to said first fluid flow generator, said first earpiece having a first compliant earpiece external surface configured to sealably engage a first external ear canal of a first ear as a first barrier between a first external ear canal pressure and an ambient pressure; said first fluid flow generator capable of generating a first pressure differential between said first external ear canal pressure and said ambient pressure, said first pressure differential having a first pressure differential amplitude and a first pressure differential amplitude oscillation frequency; a first pressure sensor which generates a first pressure sensor signal which varies based upon change in said first pressure differential; and a first pressure sensor signal analyzer comprising; a first pressure differential amplitude comparator which compares a first pre-selected pressure differential amplitude to said first pressure differential amplitude, said first pressure sensor signal analyzer generating a first pressure differential amplitude compensation signal to which a first fluid flow generator controller is responsive to control said first fluid flow generator to achieve said first pre-selected pressure differential amplitude; and a first pressure differential amplitude oscillation frequency comparator which compares a first pre-selected pressure differential amplitude oscillation frequency to said first pressure differential amplitude oscillation frequency, said first pressure sensor signal analyzer generating a first pressure differential amplitude oscillation frequency compensation signal to which said first fluid flow generator controller is responsive to control said first fluid flow generator to achieve said first pre-selected pressure differential amplitude oscillation frequency. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification