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Updated: Feb 5, 2026

Role of Diffusion MRI Tractography in Endoscopic Endonasal Skull Base Surgery
Published on: July 5, 2021
[Stents and spacers in endoscopic endonasal sinus surgery]
Werner Hosemann1, Thomas Kühnel2, Rainer Weber3
1HNO-Klinik, Universitätsmedizin Greifswald.
Endonasal endoscopic sinus surgery has advanced with better microanatomy understanding and new drug-eluting stents. This review covers current developments and therapeutic options for these innovative surgical tools.
Area of Science:
- Otolaryngology
- Surgical Innovation
- Biomaterials Science
Background:
- Endonasal endoscopic sinus surgery (EESS) has seen significant advancements.
- Progress is driven by improved microanatomical knowledge and adjunctive therapies.
- Recent innovations include novel stents and spacers, some with drug-eluting capabilities.
Purpose of the Study:
- To provide a narrative review of the current development status of innovative stents and spacers in EESS.
- To discuss therapeutic options associated with these devices.
- To highlight advancements in drug-eluting technologies for sinus surgery.
Main Methods:
- Narrative review methodology.
- Literature search on recent advancements in EESS.
- Focus on innovative stents and spacers, including drug-eluting variants.
Main Results:
- Continuous progress in EESS is evident.
- Innovative stents and spacers offer new therapeutic avenues.
- Drug-eluting features are a key area of research and development.
Conclusions:
- The field of EESS is rapidly evolving with technological innovations.
- Drug-eluting stents and spacers represent a promising therapeutic direction.
- Further research and clinical trials are essential to optimize their use.
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