Device for detecting electrical potentials of the forehead region of a patent
First Claim
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1. An apparatus for detecting electrical potentials in the forehead region of a patient, in particular for determining sleep stages, comprising:
- a breathing mask adapted to fit over at least a nose of the patient; and
an electrode device provided to the breathing mask and having at least two electrode elements directly engagable with the forehead region for determining sleep stages,a measuring circuit arrangement for producing measurement data in accordance with the electrical potentials detected by the electrode device, the measuring circuit arrangement being integrated into a forehead support element provided to said breathing mask such that by virtue of fitting of the mask to the nose, the electrode elements are accurately and repeatedly aligned in a correct position relative to the patient'"'"'s forehead region in use, anda signal transmission device for transmission of the measurement data produced by the measuring circuit arrangement.
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Abstract
A device for detecting electrical potentials in the forehead area of a patient has a transverse member adapted to rest against the forehead of the patient, a vertical member extending crosswise to the transverse member and a mask on the vertical member. Electrodes are provided on the transverse members at least at its ends and at the center at which the vertical bar crosses the transverse member.
18 Citations
20 Claims
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1. An apparatus for detecting electrical potentials in the forehead region of a patient, in particular for determining sleep stages, comprising:
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a breathing mask adapted to fit over at least a nose of the patient; and an electrode device provided to the breathing mask and having at least two electrode elements directly engagable with the forehead region for determining sleep stages, a measuring circuit arrangement for producing measurement data in accordance with the electrical potentials detected by the electrode device, the measuring circuit arrangement being integrated into a forehead support element provided to said breathing mask such that by virtue of fitting of the mask to the nose, the electrode elements are accurately and repeatedly aligned in a correct position relative to the patient'"'"'s forehead region in use, and a signal transmission device for transmission of the measurement data produced by the measuring circuit arrangement. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A device for detecting electrical potentials in the forehead region of a patient, in particular for determining sleep stages, comprising:
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a breathing mask adapted to communicate with the upper airways of the patient in use; and an electrode device provided to the breathing mask and having at least two electrode elements directly engagable with the forehead region for determining sleep stages, a measuring circuit arrangement for producing measurement data in accordance with the electrical potentials detected by the electrode device, wherein the measuring circuit arrangement is integrated into a forehead support element that is self-locating relative to the patient'"'"'s forehead region in use by virtue of fitting the breathing mask to the patient, and a measurement data recording device for recording the measurement data produced by the measuring circuit arrangement. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification