Small plugs inserted into the tear drainage ducts (puncta) to conserve the patient's own tears on the ocular surface. Reversible; placed in-office.
| System / variant | Provider / Manufacturer |
|---|---|
| Form-Fit hydrogel | Oasis Medical |
| Snug Plug silicone | FCI Ophthalmics |
| VisiPlug dissolvable collagen | Lacrimedics |
| SmartPlug intracanalicular | Medennium |