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Variations in Physiological, Psychomotor, and Analgesic Parameters during Titration of Nitrous Oxide in 3-12 Years

Shivangi Sharma1, Radhika Chopra1, Shivani Mathur1

  • 1Department of Pedodontics and Preventive Dentistry, ITS Centre for Dental Studies and Research, Muradnagar, Uttar Pradesh, India.

International Journal of Clinical Pediatric Dentistry
|May 12, 2021
PubMed

Insights

Nitrous oxide (N₂O) effectively reduced pain and increased oxygen saturation in children aged 3-12. However, it significantly impacted psychomotor abilities, with no correlation found between physiological and analgesic parameters.

Area of Science:

  • Pediatric Dentistry
  • Anesthesiology
  • Pain Management

Background:

  • Assessing physiological, psychomotor, and analgesic effects of nitrous oxide-oxygen (N₂O) inhalation sedation in children aged 3-12 years.
  • Evaluating variations at different N₂O concentrations (0-50%) and 100% oxygen.

Discussion:

  • Nitrous oxide titration significantly increased oxygen saturation (SpO₂) and decreased heart rate (HR) at 50% concentration.
  • Pain scores significantly reduced at 40% and 50% N₂O levels, indicating effective analgesia.
  • Respiratory rate remained stable, but psychomotor abilities were consistently affected across all N₂O concentrations.

Key Insights:

  • Nitrous oxide is effective for pain relief and improving oxygenation in pediatric dental patients.
  • Significant psychomotor impairment necessitates careful consideration during and after N₂O administration.
  • No direct correlation was observed between physiological changes, pain reduction, and psychomotor effects.

Outlook:

  • Further research could explore strategies to mitigate psychomotor effects of N₂O in pediatric sedation.
  • Investigating alternative or adjunctive sedation techniques for children requiring dental procedures.
  • Long-term follow-up studies on the psychomotor development of children undergoing repeated N₂O sedation.
Abstract

Keywords:
Analgesic parameterNitrous oxidePhysiological parameterPsychomotor parameter.

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