title: Split cannula--Foley catheter technique in maxillary sinusitis.
mesh_terms: D002404:Catheterization / Q000379:methods*; D002408:Catheters, Indwelling; D006801:Humans; D008443:Maxillary Sinus; D012852:Sinusitis / Q000628:therapy*; D007507:Therapeutic Irrigation / Q000379:methods*