SELECTIVE HIGH FREQUENCY SPINAL CORD MODULATION FOR INHIBITING PAIN WITH REDUCED SIDE EFFECTS, AND ASSOCIATED SYSTEMS AND METHODS, INCLUDING IMPLANTABLE PATIENT LEADS
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Abstract
Selective high-frequency spinal chord modulation for inhibiting pain with reduced side affects and associated systems and methods are disclosed. In particular embodiments, high-frequency modulation in the range of from about 1.5 KHz to about 50 KHz may be applied to the patient'"'"'s spinal chord region to address low back pain without creating unwanted sensory and/or motor side affects. In other embodiments, modulation in accordance with similar parameters can be applied to other spinal or peripheral locations to address other indications.
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Citations
137 Claims
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1-99. -99. (canceled)
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100. A patient therapy device, comprising:
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a patient-implantable lead body; a connection element carried by the lead body and positioned to electrically couple to a patient-implantable pulse generator; and multiple electrical contacts carried by the lead body and positioned relative to the lead body to contact patient tissue and deliver electrical signals to a patient, with immediately neighboring contacts spaced apart from each other by at least 8 millimeters. - View Dependent Claims (101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113)
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114. A method for treating a patient, comprising:
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implanting a lead body along the patient'"'"'s spinal cord; positioning a contact carried by the lead body at a first location along the patient'"'"'s spinal cord; and positioning an immediately neighboring contact carried by the lead body at a second location along the patient'"'"'s spinal cord, with a spacing between the contact and the immediately neighboring contact being at least one half the length of an adjacent vertebral body; and activating a signal generator to apply an electrical signal to the patient at a frequency of from about 3 kHz to about 50 kHz via the contacts. - View Dependent Claims (115, 116, 117, 118, 119)
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120. A patient therapy device, comprising:
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a patient-implantable lead body elongated along a lead axis; a connection element carried by the lead body and positioned to electrically connect to a patient-implantable pulse generator; and multiple contacts positioned along the lead axis to contact patient tissue and deliver electrical signals to a patient, the multiple contacts including; a first set of first contacts having a first spacing between immediately neighboring first contacts; and a second set of second contacts having a second spacing between immediately neighboring second contacts, the second spacing being different than the first spacing. - View Dependent Claims (121, 122, 123, 124, 125, 126, 127, 128, 129)
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130. A method for treating a patient, comprising:
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implanting a lead body along the patient'"'"'s spinal cord; positioning at a first location along the spinal cord a first set of first contacts carried by the lead body and having a first spacing between immediately neighboring first contacts; positioning at a second location along the spinal cord a second set of second contacts having a second spacing between immediately neighboring second contacts, the second spacing being different than the first spacing; and activating a signal generator to apply an electrical signal to the patient at a frequency of from about 3 kHz to about 50 kHz via at least one of the first set of first contacts and the second set of second contacts. - View Dependent Claims (131, 132, 133, 134, 135, 136, 137)
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Specification