• Jones' tubes were placed in 40 patients with canalicular obstruction and epiphora. Thirty of 35 patients (85.7%) followed up for two to 86 months had good results. There were five failures due to granulation tissue formation, diplopia, and patient dissatisfaction.
Lamping K, Levine MR. Jones' TubesHow Good Are They?. Arch Ophthalmol. 1983;101(2):260-261. doi:10.1001/archopht.1983.01040010262016