Using Navigation to Improve Accuracy of Maxillary Balloon Sinusotomy

The non-navigated device being used is the RELIEVA SPINPLUS® Balloon Sinusplasty System and the navigated device being used is the RELIEVA SPINPLUS® NAV Balloon Sinusplasty System. Both devices being used are standard devices that are currently FDA approved and used in practice for sinus dilation at Cedars-Sinai Medical Center.