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Updated: Aug 21, 2026

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
Published on: October 13, 2017
[Treatment for chronic dacryocystitis by dacryocystorhinotomy with Ho: YAG laser under endoscope]
Chun Zhang1, Jiadong Wang, Ping Sun
1Department of Otolaryngology-Head and Neck Surgery, Renji Hospital, Shanghai Second Medical University, Shanghai 200001.
Objective:
To analyze the experience and curative effect in treating chronic dacrocystitis by dacryocystorhinotomy with Ho:YAG laser under endoscope.
Method:
20 patients of chronic dacryocystitis were treated by dacryocystorhinotomy with Ho:YAG laser under endoscope, followed-up for 1 approximately 2 years to observe the curative effects.
Result:
One was unplugged 8 months after the operation, six after 6 months, four after 4 months and nine after 3 months. No recidivations was found one year after the operation and the effective rate was 100%. There was no complications in all of the cases.
Conclusion:
The technique of dacryocystorhinotomy with Ho: YAG laser under endoscope overcomes the disadvantages of traditional method of operation.
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