US 12,004,999 B2
Hydrodissection and posterior capsule opacification prevention during capsulotomy procedure
Christopher Guild Keller, El Cerrito, CA (US); Thomas Haynes McGaffigan, Saratoga, CA (US); Kevin L. Waltz, Indianapolis, IN (US); and Thomas Milton McNicholas, Laguna Niguel, CA (US)
Assigned to Centricity Vision, Inc., Carlsbad, CA (US)
Filed by Centricity Vision, Inc., Carlsbad, CA (US)
Filed on Feb. 3, 2023, as Appl. No. 18/164,506.
Application 18/164,506 is a continuation of application No. 16/257,477, filed on Jan. 25, 2019, granted, now 11,596,547.
Claims priority of provisional application 62/624,696, filed on Jan. 31, 2018.
Claims priority of provisional application 62/721,182, filed on Aug. 22, 2018.
Prior Publication US 2023/0181360 A1, Jun. 15, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 9/007 (2006.01); A61B 18/00 (2006.01); A61B 18/08 (2006.01); A61F 2/16 (2006.01); A61F 9/008 (2006.01); A61M 1/00 (2006.01)
CPC A61F 9/00754 (2013.01) [A61B 18/08 (2013.01); A61F 2/16 (2013.01); A61F 9/008 (2013.01); A61M 1/77 (2021.05); A61B 2018/00291 (2013.01); A61B 2018/00321 (2013.01); A61B 2018/00601 (2013.01); A61F 2009/00889 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A surgical device comprising:
a circular suction cup comprising a channel formed by an inner wall, an outer wall, and a roof of the suction cup;
a stem coupled to the suction cup, the stem including a lumen that opens into the suction cup via the channel;
a lip coupled to the outer wall of the suction cup;
an electrical cutting element for cutting tissue, wherein the electrical cutting element is mounted on an underside of the suction cup, the electrical cutting element configured to cause a shrinkage of collagen fibers resulting in an upward fold of the cut tissue; and
a dispenser coupled to the lumen of the stem, the dispenser configured to dispense a predetermined amount of fluid through the lumen to the suction cup.