Interconnected electrode assembly for a lead connector and method therefor
First Claim
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1. An apparatus for coupling an implantable lead to an implantable stimulator, the lead having a proximal end, the apparatus comprising:
- a lead connector located at the proximal end of the implantable lead, the lead connector having an electrode assemblyincluding an elongate unitary member extending from a first end to a second end, and having an intermediate portion therebetween, the electrode assembly including two or more electrodes;
the first end forming a first electrode and the second end forming a second electrode;
the intermediate portion forming at least one electrode interconnect mechanically and electrically interconnected between the first electrode and the second electrode, the at least one electrode interconnect disposed between the first electrode and the second electrode, the intermediate portion having an outer diameter having a smaller diameter than the first electrode and the second electrode and an outer perimeter of the intermediate portion is recessed away from an electrode outer circumference of the first electrode and the second electrode, the electrode interconnect preventing longitudinal and radial movement of the first electrode relative to the second electrode; and
the elongate member having at least one void between the first and second electrodes.
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Abstract
An electrode assembly includes an interconnect for at least a first connector electrode and a second connector electrode, where the interconnect provides the mechanical and/or electrical connection between the electrodes. In one example, the assembly is an elongate member having material removed therefrom along an intermediate portion.
29 Citations
25 Claims
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1. An apparatus for coupling an implantable lead to an implantable stimulator, the lead having a proximal end, the apparatus comprising:
- a lead connector located at the proximal end of the implantable lead, the lead connector having an electrode assembly
including an elongate unitary member extending from a first end to a second end, and having an intermediate portion therebetween, the electrode assembly including two or more electrodes; the first end forming a first electrode and the second end forming a second electrode; the intermediate portion forming at least one electrode interconnect mechanically and electrically interconnected between the first electrode and the second electrode, the at least one electrode interconnect disposed between the first electrode and the second electrode, the intermediate portion having an outer diameter having a smaller diameter than the first electrode and the second electrode and an outer perimeter of the intermediate portion is recessed away from an electrode outer circumference of the first electrode and the second electrode, the electrode interconnect preventing longitudinal and radial movement of the first electrode relative to the second electrode; and the elongate member having at least one void between the first and second electrodes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
- a lead connector located at the proximal end of the implantable lead, the lead connector having an electrode assembly
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10. An apparatus for coupling an implantable lead to an implantable stimulator, the lead having a proximal end, the apparatus comprising:
- a lead connector located at the proximal end of the implantable lead including an electrode assembly
having at least a first electrode and a second electrode; at least one electrode interconnect mechanically and electrically interconnected between the first electrode and the second electrode, the first electrode and the second electrode spaced longitudinally from one another; and electrically conductive means for maintaining at least one of the longitudinal spacing or radial spacing between the first electrode and the second electrode; and the means for maintaining at least one of the longitudinal spacing or radial spacing having an outer perimeter, the outer perimeter recessed away from an electrode outer circumference of the first electrode and the second electrode, insulation disposed over the outer perimeter of the means for maintaining at least one of the longitudinal spacing or the radial spacing. - View Dependent Claims (11, 12, 13, 14, 15)
- a lead connector located at the proximal end of the implantable lead including an electrode assembly
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16. A lead connector subassembly for coupling an implantable lead to an implantable stimulator, the lead having a proximal end, the lead connector subassembly located at the proximal end of the lead and comprising:
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a single-piece conductive, elongate structure extending from a first end to a second end, the first end forming a first connector electrode, the second end forming a second connector electrode, an electrode interconnect is electrically interconnected with the first connector electrode and the second connector electrode; the elongate structure having a lumen disposed along a longitudinal axis of the elongate structure; the conductive elongate structure having an outer perimeter including at least one void therein, the at least one void disposed between the first connector electrode and the second connector electrode; and wherein the first and second electrodes are defined in part by an electrode outer diameter, and the electrode interconnect is defined by an interconnect outer diameter, and the electrode interconnect outer diameter is smaller and recessed away from the electrode outer diameter. - View Dependent Claims (17, 18, 19)
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20. An apparatus for coupling an implantable lead to an implantable stimulator, the lead having a proximal end, the apparatus comprising:
- a lead connector located at the proximal end of the lead, the lead connector having an electrode assembly
including an elongate unitary member extending from a first end to a second end, and having an intermediate portion therebetween, the electrode assembly including two or more electrodes; the first end forming a first electrode and the second end forming a second electrode, the first and second electrodes defined in part by an outer surface; the intermediate portion forming at least one electrically conductive electrode interconnect electrically interconnected between the first electrode and the second electrode, the at least one electrode interconnect disposed between the first electrode and the second electrode the at least one electrode interconnect having two or more planar sides; and the at least one electrode interconnect having an outer perimeter recessed away from the outer surface of the first and second electrodes. - View Dependent Claims (21, 22, 23, 24, 25)
- a lead connector located at the proximal end of the lead, the lead connector having an electrode assembly
Specification