| Description | For canalicular laceration involving external 2/3 of one canaliculus. Medical grade silicone. Box of 3, sterile. Note: For safe and proper insertion of the punctum plug above, we recommend the use of disposable insertion devices # S1-3090u. | The MASTERKA is indicated for congenital nasolacrimal duct obstructions that are resistant to probing. Unlike the traditional “pulled” technique in which the stent is advanced through the nasolacrimal system and retrieved through the nose by pulling |