title: A readily available intraoral catheter for irrigation of the maxillary sinus.
mesh_terms: D002404:Catheterization / Q000295:instrumentation*; D006801:Humans; D008443:Maxillary Sinus / Q000473:pathology; D009957:Oroantral Fistula / Q000628:therapy*; D007507:Therapeutic Irrigation / Q000295:instrumentation*