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Topical Airway Anesthesia for Awake-endoscopic Intubation Using the Spray-as-you-go Technique with High Oxygen Flow
Published on: January 13, 2017
Anaesthesia for endoscopic sinus surgery.
1Department of Anaesthesia and Perioperative Medicine, The Alfred Hospital, Prahran, Vic., Australia.
Acta Anaesthesiologica Scandinavica
|June 22, 2010
Summary
Optimizing anesthesia for endoscopic sinus surgery involves using remifentanil and propofol for better surgical conditions. Moderate hypotension and laryngeal mask airway use may also improve outcomes, while multimodal oral analgesia is effective post-operatively.
Area of Science:
- Anesthesiology
- Otolaryngology
- Surgical Outcomes
Background:
- Endoscopic sinus surgery (ESS) is a common procedure with a low complication rate.
- Intraoperative bleeding negatively impacts surgical conditions and increases complication risks.
- Optimizing anesthetic techniques can enhance surgical field visualization and patient safety during ESS.
Purpose of the Study:
- To evaluate anesthetic strategies for improving surgical conditions during ESS.
- To compare the efficacy of different analgesics and anesthetic agents.
- To assess the impact of hemodynamic management and airway devices on surgical outcomes.
Main Methods:
- Review of anesthetic techniques including opioid choice (remifentanil), anesthetic agents (propofol vs. volatile agents), and hemodynamic management (hypotension, beta-blockade, vasodilators).
- Comparison of laryngeal mask airway (LMA) versus endotracheal tube (ETT) for airway management.
- Evaluation of postoperative pain management strategies, including multimodal oral analgesia and local anesthetics.
Main Results:
- Remifentanil and total intravenous anesthesia with propofol demonstrated superior surgical conditions compared to other opioids and volatile anesthetics.
- Moderate induced hypotension with beta-blockade improved operating conditions over vasodilators.
- Laryngeal mask airway use was associated with improved surgical conditions and smoother emergence, offering comparable airway protection to ETT in select patients.
- Tight control of carbon dioxide levels did not significantly affect the surgical view.
- Postoperative multimodal oral analgesia effectively managed pain, whereas long-acting local anesthetics showed no benefit.
Conclusions:
- Anesthetic management using remifentanil, propofol-based TIVA, and controlled hypotension can optimize surgical conditions in ESS.
- Laryngeal mask airway is a viable alternative to endotracheal intubation for airway management in ESS, balancing benefits and risks.
- Effective postoperative pain control is achievable with multimodal oral analgesia.
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