US 12,220,575 B2
Intravenous / intra-spinal / intra-cavity / intraventricular delivery of TTFields (tumor treating fields) for treating cancer and metastases
William Doyle, Malvern, PA (US); and Richard Deslauriers, Woodbury, CT (US)
Assigned to Novocure GmbH, Root D4 (CH)
Filed by Novocure GmbH, Root (CH)
Filed on Oct. 25, 2023, as Appl. No. 18/383,575.
Application 18/383,575 is a division of application No. 17/213,985, filed on Mar. 26, 2021, abandoned.
Claims priority of provisional application 63/002,042, filed on Mar. 30, 2020.
Prior Publication US 2024/0058604 A1, Feb. 22, 2024
Int. Cl. A61N 1/36 (2006.01); A61N 1/05 (2006.01); A61N 1/375 (2006.01)
CPC A61N 1/36002 (2017.08) [A61N 1/0551 (2013.01); A61N 1/37516 (2017.08)] 6 Claims
OG exemplary drawing
 
1. A method of treating a portion of a person's body with an electric field, the method comprising:
inserting a first electrode into a central canal of a spinal cord of the person's body, the first electrode having a biocompatible outer surface;
positioning a second electrode on or in the person's body, wherein the second electrode is either (a) inserted into a blood vessel of the person's body, (b) inserted into the central canal of the spinal cord of the person's body, (c) inserted into a body orifice of the person at a position that contacts an interior surface of the person's body, (d) affixed to skin of the person's body, or (e) inserted into a lymph vessel of the person's body; and
applying an AC voltage between the first electrode and the second electrode.