Patent ID: 9248277
Filing Date: 2016-02-02
CPC Classification: A61N,Y10T

Claim Text:
1. A device for electrical stimulation, comprising: a lead body having a longitudinal surface, a circumference, and a distal end; at least one ring array disposed on the distal end of the lead body, each of the at least one ring array comprising at least three split ring electrodes; and an insulative material disposed between the at least three split ring electrodes; wherein each of the at least three split ring electrodes comprises a stimulating portion and a base portion coupled to the stimulating portion and having an end spaced-apart from the stimulating portion, the stimulating portion extending around a portion of the circumference of the lead body and the base portion extending uniformly in a circumferential direction, relative to the circumference of the lead body, away from the stimulating portion to the end of the base portion spaced-apart from the stimulating portion, wherein at least a portion of the base portion of each of the at least three split ring electrodes is disposed radially inward, and separated by a layer of the insulative material, from at least a portion of the stimulating portion of an adjacent one of the at least three split electrodes; wherein the device is configured and arranged for electrical stimulation.