|Figure 3: (A) 20-year-old male with right bicanalicular laceration caused by sharp trauma. 1st
and 3rd arrows indicate the Ritleng intubation
system placed at the proximal and distal ends of the upper canaliculus. 2nd. arrow:
Inserting the tube from the proximal end of the lower
canaliculus to the distal end with Ritleng probe, (B) Image of the Ritleng tube taken
from the nostril (1st arrow), which was inserted through
the lower and upper canalicular system of the same patient. (2nd arrow).