Patent ID: 11918802
Assignee: MEDTRONIC, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An implantable medical system comprising:
an implantable medical lead comprising:
a lead body having a distal portion;
a fixation mechanism coupled to the distal portion, the fixation mechanism including an end portion and an expandable portion; and
an electrode array disposed on the expandable portion of the fixation mechanism, electrically coupled to the lead body, and configured to generate a stimulation field;
wherein the fixation mechanism is configured to anchor the implantable medical lead to a sacrum or surrounding tissue and effect the stimulation field in a foramen or the dorsal or ventral exit point of the foramen of the sacrum,
wherein the expandable portion is configured to radially urge against a first surface within the foramen of the sacrum, and
wherein the end portion defines a diameter larger than the expandable portion and is configured to engage a second surface of the sacrum different than the first surface.