Frontal Sinusitis - 2 Studies Found
| Not yet recruiting | 
                                    : Treatment of Chronic Frontal Sinusitis by a Simple Technique Using Dilation Balloons : Frontal Sinusitis : 2015-07-17 : 
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| Completed | 
                                    : Improvement of Outcomes in Draf III/Endoscopic Modified Lothrop Procedure : 
 : 2016-11-30 : Device: Porcine Intestinal submucosal xenograft Cook Biodesign ENT repair graft will be used in the expe  |