Patent ID: 11963718
Assignee: MEDTRONIC IRELAND MANUFACTURING UNLIMITED COMPANY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 10:
11. A system comprising:
a catheter apparatus comprising:
an elongated body extending from a proximal end to a distal end, wherein the elongated body is configured to be intravascularly positioned within a renal artery of a patient;
an expandable centering element coupled to a distal portion of the elongated body; and
a transmitting element carried by the expandable centering element,
wherein the expandable centering element is configured to expand to center the transmitting element within the renal artery without fully occluding blood flow through the renal artery,
wherein the transmitting element is configured to omni-directionally radiate energy in a plane perpendicular to the transmitting element to thermally affect a renal nerve along the renal artery of the patient, and
wherein the expandable centering element is configured to receive a fluid to actively cool the transmitting element while the transmitting element is omni-directionally radiating energy; and

a generator external to the patient, wherein the generator is coupled to the transmitting element and is configured to generate and deliver energy to the transmitting element.