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Journal Français d'Ophtalmologie
Volume 33, n° 3
pages 145-151 (mars 2010)
Doi : 10.1016/j.jfo.2010.01.013
Received : 18 May 2009 ;  accepted : 22 December 2009
Pushed monocanalicular intubation : A preliminary report
Intubation mono-canaliculonasale « poussée »
Étude préliminaire
 

Figure 1




Figure 1 : 

Pushed Monoka. Black open arrow, dotted line: Muff. Black arrow: Guide (malleable stainless steel probe); White arrow: Silicone tube.


Figure 2




Figure 2 : 

Right side. Beginning vertical catheterization.


Figure 3




Figure 3 : 

Right side. Guide removal, canthal view. (a) Vertical catheterization. The head of the Pushed Monoka meets the lacrimal meatus. (b) The head of the Pushed Monoka is held against the meatus with an instrument while the guide is extracted. (c) The guide must be pulled along the axis of the vertical lacrimal ducts.


Figure 4




Figure 4 : 

Guide removal, endoscopic view. The Pushed Monoka is in the lower nasal meatus. The inferior nasal meatus was visualized after careful medialization of the nasal process of the inferior turbinate (white star). White open arrow: End of the silicone. Black open arrow: End of the metallic guide.


Figure 5




Figure 5 : 

Patient #3, Right side. Complex nasolacrimal stenosis. Only the metallic probe will cross the stenosis, leaving behind the bunched up silicone tubing. The Pushed Monoka was immediately withdrawn and examined, showing that the metallic probe had pierced the end of the silicone.

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