US 11,992,672 B2
Mask pad having electrical muscle stimulation electrode pad
Kwang Chon Ko, Paju (KR); and James Bartholomeusz, Beverly Hills, CA (US)
Assigned to LUTRONIC CORPORATION, Goyang (KR)
Filed by LUTRONIC CORPORATION, Goyang (KR)
Filed on Sep. 18, 2023, as Appl. No. 18/469,271.
Application 18/469,271 is a division of application No. 17/129,216, filed on Dec. 21, 2020, granted, now 11,794,000.
Claims priority of application No. 10-2020-0081453 (KR), filed on Jul. 2, 2020.
Prior Publication US 2024/0001110 A1, Jan. 4, 2024
Int. Cl. A61N 1/36 (2006.01); A61N 1/04 (2006.01); A61N 1/06 (2006.01)
CPC A61N 1/0492 (2013.01) [A61N 1/0452 (2013.01); A61N 1/0476 (2013.01); A61N 1/06 (2013.01); A61N 1/36003 (2013.01); A61N 1/3603 (2017.08); A61N 1/36034 (2017.08)] 20 Claims
OG exemplary drawing
 
1. A mask pad comprising:
a pad sheet configured to be attached to a face; and
at least one electrical muscle stimulation (EMS) electrode pad provided at a position corresponding to a facial muscle when the pad sheet is attached to the face,
wherein the EMS electrode pad comprises:
a base having a plate-like shape;
a plurality of electrodes arranged on a lower surface of the base;
a plurality of first connection portions penetrating the base in a thickness direction and having one side electrically connected with each of the plurality of electrodes; and
a second connection portion disposed on an upper surface of the base and connected with the other side of the plurality of first connection portions,
wherein the plurality of electrodes is provided in virtual sections divided by a plurality of first virtual lines and a plurality of second virtual lines on the lower surface of the base, the first line forms a path directing toward an edge from a center portion of the lower surface of the base, and the second line is configured as an annular path based on which a center portion of the base is an inner side.