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Using Postactivation Adjustment as a Marker for Inferior Outcomes in Hypoglossal Nerve Stimulator Patients

  • 0Department of Otolaryngology-Head and Neck Surgery, Thomas Jefferson University Hospitals, Philadelphia, Pennsylvania, USA.
Otolaryngology--Head and Neck Surgery : Official Journal of American Academy of Otolaryngology-Head and Neck Surgery +

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December 22, 2024

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December 22, 2024

View abstract on PubMed

Summary

This summary is machine-generated.

Patients needing hypoglossal nerve stimulation (HGNS) adjustments for obstructive sleep apnea (OSA) experienced worse outcomes. Early identification of these patients is key to optimizing HGNS therapy for obstructive sleep apnea.

Area Of Science

  • Sleep Medicine
  • Otolaryngology
  • Biomedical Engineering

Background

  • Obstructive sleep apnea (OSA) is a common sleep disorder.
  • Hypoglossal nerve stimulation (HGNS) is an emerging treatment for OSA.
  • Postoperative device adjustment may impact treatment efficacy.

Purpose Of The Study

  • To compare postoperative outcomes in patients undergoing HGNS for OSA who required postactivation adjustment versus those who did not.
  • To identify predictors of needing postactivation adjustment in HGNS therapy.

Main Methods

  • Retrospective database analysis of 116 patients undergoing HGNS for OSA (January 2020 - December 2021).
  • Defined adjustment visits as those between initial activation and postoperative sleep study.
  • Primary outcomes: postoperative apnea-hypopnea index (AHI) and O2 nadir. Secondary outcomes: predictors of adjustment need.

Main Results

  • 30% of patients required postactivation adjustment.
  • Adjustment group had higher postoperative AHI (21.3 vs 12.5, P=.002) and lower O2 nadir (82% vs 85%, P=.009).
  • Higher baseline BMI, decreased sleep latency, and increased VOTE score predicted adjustment need.

Conclusions

  • Patients requiring early HGNS adjustment show poorer long-term surgical sleep outcomes for OSA.
  • Early identification of patients needing adjustment is crucial for optimizing HGNS therapy.
  • This highlights the need for personalized approaches in HGNS treatment for OSA.

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