Handheld apparatus and method for transdermal drug delivery and analyte extraction
First Claim
Patent Images
1. A device for treating skin on the body of a subject, comprising:
- a plurality of electrodes, which are adapted to be placed in contact with the skin and then moved across the skin while maintaining electrical contact with the skin; and
a power source, which is adapted to apply a current between two or more of the plurality of electrodes at the same time as the electrodes are being moved across the skin.
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Abstract
A device is provided for treating skin on the body of a subject. The device includes a plurality of electrodes, which are adapted to be placed in contact with the skin and then moved across the skin while maintaining electrical contact with the skin. The device additionally includes a power source, which is adapted to apply a current between two or more of the plurality of electrodes at the same time as the electrodes are being moved across the skin.
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Citations
111 Claims
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1. A device for treating skin on the body of a subject, comprising:
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a plurality of electrodes, which are adapted to be placed in contact with the skin and then moved across the skin while maintaining electrical contact with the skin; and
a power source, which is adapted to apply a current between two or more of the plurality of electrodes at the same time as the electrodes are being moved across the skin. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 107)
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19. A device for treating skin on the body of a subject, comprising:
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a roller, adapted to rotate when it is moved across the skin;
a plurality of electrodes, disposed over a surface of the roller, so as to be placed in sequence into contact with the skin as the roller is moved across the skin; and
a power source, which is adapted to drive a current through each electrode when the electrode is in contact with the skin. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 108)
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37. A device for treating skin on the body of a subject, comprising:
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a housing;
a plurality of electrodes, disposed on a surface of the housing, which are adapted to be placed in contact with the skin;
a motion sensor, which is adapted to generate a sensor signal responsive to motion of the housing; and
a control unit, which is adapted to receive the sensor signal, to determine, responsive thereto, a physical disposition of the device, and to control current flow to the plurality of electrodes responsive to determining the physical disposition. - View Dependent Claims (38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52)
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53. A device for treating skin on the body of a subject, comprising:
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a housing;
a plurality of electrodes, disposed on a surface of the housing, which are adapted to be placed in contact with the skin and to apply a current to the skin;
a motion sensor, which is adapted to generate a sensor signal responsive to motion of the housing;
an output unit; and
a control unit, which is adapted to receive the sensor signal, to determine, responsive thereto, a physical disposition of the device, and to actuate the output unit to generate an output signal indicative to the subject of the physical disposition of the device. - View Dependent Claims (54, 55, 56, 57, 58, 59)
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60. A device for causing a pharmaceutical substance to enter a bloodstream of a subject through a site on skin of the subject, comprising:
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a housing;
a spool, coupled to the housing, which is adapted to rotate when the housing is moved across the skin; and
a substance application strip having the substance applied thereto, which strip is adapted to be disposed around the spool, so as to unwind from the spool as the housing is moved across the skin, and to cover the site on the skin, such that the pharmaceutical substance travels through the skin and enters the bloodstream. - View Dependent Claims (61, 62)
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63. A method for treating skin on the body of a subject, comprising;
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placing a plurality of electrodes in contact with the skin;
moving the electrodes across the skin while maintaining their electrical contact with the skin; and
driving a current between two or more of the plurality of electrodes at the same time as the electrodes are being moved across the skin. - View Dependent Claims (64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 109)
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75. A method for treating skin on the body of a subject, comprising:
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placing a plurality of electrodes in contact with the skin in sequence; and
driving a current through each of the electrodes when the respective electrode is in contact with the skin. - View Dependent Claims (76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 110)
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87. A method for treating skin on the body of a subject, comprising:
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placing a plurality of electrodes in contact with the skin;
determining a physical disposition of the electrodes; and
driving a current between two or more of the plurality of electrodes responsive to the disposition of the electrodes. - View Dependent Claims (88, 89, 90, 91, 92, 93, 94, 95)
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96. A method for treating skin on the body of a subject, comprising:
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placing a plurality of electrodes in contact with the skin;
driving a current between two or more of the plurality of electrodes;
determining a physical disposition of the electrodes; and
generating an output signal indicative to the subject of the physical disposition of the electrodes. - View Dependent Claims (97, 98, 99, 100, 101)
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102. A device for treating skin on the body of a subject, comprising:
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a plurality of receiving electrodes, which are adapted to be placed in contact with the skin so as to provide electrical contact with the skin;
a driving electrode, which is adapted to be passed across the receiving electrodes so as to create electrical contact with a first one of the receiving electrodes prior to creating electrical contact with a second one of the receiving electrodes; and
a power source, which is adapted to drive the driving electrode to apply a first current to the first receiving electrode when the driving electrode is in electrical contact with the first receiving electrode, and to apply a second current to the second receiving electrode when the driving electrode is in electrical contact with the second receiving electrode. - View Dependent Claims (103, 104, 105, 106, 111)
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Specification