What is the recommended approach to suctioning to minimize hypoxia?

• A. Avoid preoxygenation before suction
• B. Use high suction settings without limiting time
• C. Suction as long as possible to clear secretions
• D. Preoxygenate before suctioning, limit time per pass, suction only when necessary, reassess after

Answer: (D)

Suctioning should be done in a way that protects the patient’s oxygen levels while still clearing secretions. The best approach is to preoxygenate before suctioning to build an oxygen reserve, limit the time of each suction pass to minimize the duration of oxygen withdrawal, suction only when there’s a real need, and reassess after the procedure to confirm the patient’s oxygenation and ventilatory status are stable. Preoxygenation helps prevent desaturation, while short, controlled passes reduce hypoxia risk and unnecessary suctioning avoids wasting oxygen. If you skip preoxygenation, use suction for long, unbounded periods, or suction indefinitely to “clear everything,” the patient is much more likely to become hypoxic. After suctioning, reassessment ensures you know whether further intervention is needed.