[Upper airway changes in obstructive sleep apnea suffers after H-uvulopalatopharyngoplasty and H-uvulopalatopharyngoplasty combined with transpalatal advancement pharyngoplasty].

Objective: To compare the different postoperative changes of the pharynx in obstructive sleep apnea hypopnea syndrome (OSAHS) patients treated with H-uvulopalatopharyngoplasty (H-UPPP) combined with transpalatal advancement pharyngoplasty (PA) surgery or H-UPPP alone.

Methods: The upper airway in 43 patients with OSAHS were scanned during the end of normal respiration before and after treatment. There were 17 patients undergoing H-UPPP alone, 26 patients undergoing H-UPPP combined with PA, with PSG before and after treatment.