| CPC A61F 9/00709 (2013.01) [A61F 9/0017 (2013.01); A61M 5/31513 (2013.01); A61M 2210/0612 (2013.01)] | 14 Claims |

|
1. An irrigation device for removing color pigments from an annular intracorneal channel within a cornea, the device comprising:
a handle having a distal end and a proximal end; and
a cannula including
i) a shaft section having a first end that is coupled to the handle's proximal end,
ii) an arcuate section having a blunt tip, wherein an exterior surface of the arcuate section comprises a rough-surface region that encompasses the blunt tip, the rough surface region configured to (a) be moved along the intracorneal channel and (b) simultaneously scrub a first wall of the intracorneal channel and a second wall of the intracorneal channel, and
iii) a first lumen extending from the first end of the shaft section toward the blunt tip of the arcuate section, the first lumen including an opening in the rough-surface region of the arcuate section.
|