[Stents and spacers in endoscopic endonasal sinus surgery].

In endonasal endoscopic sinus surgery continuous progress has been made in the last decade due to better understanding of microanatomy, gains in adjunctive medicative therapy and technical innovations. Moreover, continuous research and clinical trials on innovative stents and spacers with and without defined drug eluting features may be mentioned in this context. A narrative review of the current development status and its therapeutic options referring to the latter is presented.