Blocking the puncta (tear drains) in order to improve moisture on the eye surface.

Punctal occlusion refers to both punctal plugs (plugs to temporarily block the drains) and punctal cautery (permanently sealing the drains shut).

Punctal occlusion is used in aqueous deficient dry eye patients.

Know a useful link on this topic? Email it to us. Please include a link to this page for reference.

Posted February 2005.