In view of the natural aversion of our people toward undergoing a major operation, such as dacryocystorhinostomy for the relief of epiphora, which to them is a trivial ailment, and more of a nuisance than a threat to life and vision, I was indeed happy to read of Veirs' successful use of the nylon rod and polyethylene tubing.1
Since then I have inserted nylon thread through the lower punctum and the inferior canaliculus and into the nasolacrimal duct, following exactly the method of Veirs, in 10 cases, and the polyethylene tubing in 6 cases, of nasolacrimal duct stenosis secondary to chronic, purulent dacryocystitis.
Recently, Oliver2 inserted polyethylene tubing in 18 cases and concluded that the best results were achieved in cases of dacryocystitis with ectasia of the sac. Peyret3 introduced a short polyethylene tube through the sac into the lacrimal duct, leaving it in situ, and claimed
VICENCIO AB. Use of Nylon Thread and Polyethylene Tubing in Nasolacrimal Duct StenosesReport of Sixteen Cases. AMA Arch Ophthalmol. 1956;55(2):267-268. doi:10.1001/archopht.1956.00930030271014