A Simple Technique to Avoid Restenosis for Dacryocystorhinostomy.

Area of Science:

• Ophthalmology
• Otorhinolaryngology (ENT)
• Surgical Innovation

Background:

• Dacryocystorhinostomy (DCR) is a surgical procedure to restore lacrimal drainage.
• Common failure in DCR results from scar tissue formation obstructing the lacrimal opening.
• Preventing nasal cavity scarring and knot collapse in the bony window is crucial for surgical success.

Purpose of the Study:

• To present an easy maneuver to reduce scarring and obstruction after dacryocystorhinostomy.
• To simplify the removal of silicone intubation tubes used in DCR.
• To minimize complications such as knot embedding in scar tissue.

Main Methods:

• A novel technique utilizing a piece of an aspiration catheter during DCR surgery.
• The maneuver aims to prevent scar tissue formation and knot collapse in the bony window.
• Silicone intubation tubes were removed after 2 months.

Main Results:

• The technique effectively reduced the risk of scarring and stenosis in the lacrimal opening.
• Removal of the silicone intubation tubes was significantly easier with the described method.
• No instances of the surgical knot embedding in scar tissue were observed.

Conclusions:

• The proposed aspiration catheter maneuver is an effective and simple method to improve outcomes in dacryocystorhinostomy.
• This technique minimizes common complications, leading to easier tube removal and better surgical success rates.
• Further adoption of this method can enhance patient recovery and reduce revision surgeries for DCR.