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Updated: Jun 10, 2026

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Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
Published on: October 13, 2017
[How did lacrimal endoscopy influence lacrimal surgery?]
K-H Emmerich1, G M Emmerich, F-J Steinkogler
1Augenklinik, Klinikum Darmstadt GmbH, 64297 Darmstadt. karl-heinz.emmerich@klinikumdarmstadt.de
Summary
Lacrimal surgery has evolved significantly, with less invasive microendoscopic techniques replacing older methods for certain conditions. Understanding lacrimal stenosis has improved, guiding surgical indications and future advancements.
Area of Science:
- Ophthalmology
- Surgical Innovation
Context:
- The field of lacrimal surgery has undergone rapid advancements in the past two decades.
- Evolving understanding of lacrimal stenosis and its anatomical-functional aspects.
- Integration of endoscopic visualization techniques has transformed diagnostic and surgical approaches.
Purpose:
- To review the recent changes and advancements in lacrimal surgery.
- To highlight the shift towards minimally invasive surgical techniques.
- To discuss the impact of new technologies on the treatment of lacrimal system disorders.
Summary:
- Lacrimal surgery has seen significant evolution, with a decline in Dacryocystorhinostomy (DCR) frequency but continued relevance for specific indications.
- Microendoscopic canalicular surgery has largely been superseded by microendoscopic transcanalicular laser dacryoplasty and microdrill dacryoplasty.
- Development of superfine endoscopes, inspired by other endoscopic procedures, allows for direct visualization and evaluation of the lacrimal system lumen.
- Minimally invasive techniques, including laser and microdrill dacryoplasty, enable less invasive surgical interventions.
- Surgical treatment for lacrimal system injuries remains unchanged.
Impact:
- Advancements in microendoscopic transcanalicular techniques and wound healing modulation are expected to shape future lacrimal surgery.
- Improved diagnostic capabilities through endoscopy allow for more precise surgical planning and execution.
- The shift towards less invasive procedures offers potential benefits for patient recovery and outcomes.

