Heat dissipation for a lead assembly
First Claim
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1. An electrode system for delivering an electrical signal to a first tissue of a patient'"'"'s body, said electrode system comprising:
- a lead; and
an electrode coupled to said lead, comprisinga stimulation portion adapted to be coupled to said first tissue and adapted to deliver an electrical signal to said first tissue;
a dissipation portion that is not adapted to interface with said first tissue, wherein said dissipation portion is branching off the lead along a distal branch, wherein said dissipation portion is adapted to interface with a second tissue, said dissipation portion capable of dissipating thermal energy by receiving at least a portion of an induced current on the lead; and
an insulator surrounding at least a portion of said dissipation portion, wherein said insulator is a thermal insulator for at least partially attenuating dissipation of said thermal energy, wherein said insulator further comprises an electrical insulator.
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Abstract
A method, system, and apparatus are provided for using an electrode for delivering an electrical signal to a first tissue of a patient'"'"'s body. An electrode system comprises a lead and an electrode coupled to the lead. The electrode includes a stimulation portion that couples to the first tissue to deliver an electrical signal to the first tissue. The electrode also includes a dissipation portion that does not interface with the first tissue. The dissipation portion is adapted to dissipate thermal energy from the electrode.
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Citations
22 Claims
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1. An electrode system for delivering an electrical signal to a first tissue of a patient'"'"'s body, said electrode system comprising:
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a lead; and an electrode coupled to said lead, comprising a stimulation portion adapted to be coupled to said first tissue and adapted to deliver an electrical signal to said first tissue; a dissipation portion that is not adapted to interface with said first tissue, wherein said dissipation portion is branching off the lead along a distal branch, wherein said dissipation portion is adapted to interface with a second tissue, said dissipation portion capable of dissipating thermal energy by receiving at least a portion of an induced current on the lead; and an insulator surrounding at least a portion of said dissipation portion, wherein said insulator is a thermal insulator for at least partially attenuating dissipation of said thermal energy, wherein said insulator further comprises an electrical insulator. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A neurostimulation lead assembly for providing a neurostimulation signal to a portion of a first tissue of a patient'"'"'s body, comprising:
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a lead for conducting a neurostimulation signal; and an electrode operatively coupled to said lead, said electrode comprising; an electrical signal delivery portion adapted to be coupled to said first tissue to deliver said neurostimulation signal to said first tissue; and a heat dissipation portion that is not interfaced with said first tissue, wherein said heat dissipation portion is branching off the lead along a branch, wherein said heat dissipation portion is adapted to interface with a second tissue, said heat dissipation portion capable of dissipating thermal energy by receiving at least a portion of an induced current on the lead, said heat dissipation portion further comprising an insulator surrounding at least a portion of said heat dissipation portion. - View Dependent Claims (14)
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15. An implantable medical device system to provide an electrical signal to a portion of a patient'"'"'s body to treat a disorder, comprising:
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an implantable medical device for generating an electrical signal; a lead; and an electrode operatively coupled to said implantable medical device and to said lead for delivering said electrical signal to a first tissue of a patient'"'"'s body, said electrode comprising; an electrical signal delivery portion adapted to be coupled to said first tissue to deliver said electrical signal to said first tissue; and a heat dissipation portion that does not interface with said first tissue, wherein said heat dissipation portion is branching off the lead along a branch, wherein said heat dissipation portion is adapted to interface with a second tissue, said heat dissipation portion capable of dissipating thermal energy by receiving at least a portion of an induced current on the lead, said heat dissipation portion further comprising an insulator substantially surrounding at least a portion of said heat dissipation portion. - View Dependent Claims (16, 17, 18, 19, 20)
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21. An electrode system for delivering an electrical signal to a first tissue of a patient'"'"'s body, comprising:
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a lead; and an electrode coupled to said lead, said electrode comprising a stimulation portion adapted to be coupled to said first tissue to deliver an electrical signal to said first tissue, said stimulation portion not being an end portion of said electrode; and a dissipation portion that interfaces with a second tissue, wherein said dissipation portion is branching off the lead along a branch, said dissipation portion capable of dissipating thermal energy by receiving at least a portion of an induced current on the lead, wherein said dissipation portion comprises a conductive disc for distributing said thermal energy, wherein said dissipation portion further comprising an insulator surrounding at least a portion of said dissipation portion. - View Dependent Claims (22)
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Specification