US 11,051,977 B2
Eye treatment device having a ring like shape
Yu-Chong Tai, Pasadena, CA (US); Nicholas E. Scianmarello, Pasadena, CA (US); Colin A. Cook, Pasadena, CA (US); and Mark S. Humayun, Glendale, CA (US)
Assigned to California Institute of Technology, Pasadena, CA (US); and University of Southern California, Los Angeles, CA (US)
Filed by California Institute of Technology, Pasadena, CA (US); and University of Southern California, Los Angeles, CA (US)
Filed on Jun. 11, 2019, as Appl. No. 16/437,388.
Claims priority of provisional application 62/683,443, filed on Jun. 11, 2018.
Prior Publication US 2019/0374381 A1, Dec. 12, 2019
Int. Cl. A61F 9/00 (2006.01); A61K 9/00 (2006.01); G02C 7/04 (2006.01); A61M 31/00 (2006.01); B29D 11/00 (2006.01); A61P 27/02 (2006.01)
CPC A61F 9/0017 (2013.01) [A61K 9/0051 (2013.01); A61F 9/0026 (2013.01); A61F 2250/0068 (2013.01); A61L 2430/16 (2013.01); A61M 31/002 (2013.01); A61P 27/02 (2018.01); B29D 11/00096 (2013.01); G02C 7/049 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An ophthalmic liquid delivery contact lens apparatus wearable on a sclera of an eye, the eye treatment apparatus comprising:
a contact lens annular body defining a hollow optical zone, wherein:
the annular body is defined by an inner perimeter, an outer perimeter that surrounds the inner perimeter, a top surface between the inner perimeter and the outer perimeter, and a bottom surface opposite the top surface,
the inner perimeter surrounds the hollow optical zone, and
a shortest distance between two opposite points of the inner perimeter is between eight and twelve millimeters;
a therapeutic liquid storage chamber disposed within the annular body;
a therapeutic liquid outlet coupled with the therapeutic liquid storage chamber and disposed within the inner perimeter, the outer perimeter, or the bottom surface;
a therapeutic liquid delivery channel disposed within the annular body and having one end connected to the therapeutic liquid storage chamber and an opposite end connected to the therapeutic liquid outlet; and
a pressure chamber disposed within the annular body and coupled with the therapeutic liquid delivery channel,
wherein the therapeutic liquid outlet is sized and configured to deliver a therapeutic liquid outside of the annular body,
wherein the therapeutic liquid storage chamber comprises a therapeutic liquid for an eye,
wherein the inner perimeter is centered around a center of the hollow optical zone, wherein the outer perimeter is centered around the center of the hollow optical zone and has a diameter between twenty and one hundred millimeters.