what is recommended to minimize interruptions and compressions when using an aed

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22-10-2024

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AED Use: Minimizing Interruptions and Compressions for Maximum Effectiveness

Sudden cardiac arrest (SCA) is a life-threatening condition where the heart abruptly stops beating effectively. Using an Automated External Defibrillator (AED) is a crucial step in saving lives. However, interrupting chest compressions to apply the AED can negatively impact the victim's chances of survival.

What is the Recommended Approach to Minimizing Interruptions and Compressions During AED Use?

The American Heart Association (AHA) and the European Resuscitation Council (ERC) have established guidelines to ensure the most effective use of AEDs. They recommend the following:

• Minimize Interruptions: The ideal scenario is to continue chest compressions uninterrupted, even while preparing the AED. This means:

  • Simultaneous Actions: While one person prepares the AED, another person should continue chest compressions.
  • "Hands-On" Approach: The AED should be placed directly on the victim's chest, minimizing the need to move the victim.
  • Direct Connection: Use the AED's quick-connect pads for minimal delay in attaching them to the victim.

• Avoid Delaying CPR: Do not stop chest compressions for more than 10 seconds to analyze the rhythm using the AED. This is crucial because continued compressions help maintain blood flow to the brain.

Why is Minimizing Interruptions so Important?

• Blood Flow: CPR provides artificial circulation, maintaining some blood flow to the brain and vital organs. Every interruption in compressions decreases this vital blood flow.
• Heart Rhythm: AEDs work by delivering an electrical shock that can reset the heart's rhythm to a normal beat. However, compressions are crucial for maintaining the blood flow needed for the shock to be effective.

How to Practically Apply the Recommendations:

• Teamwork is Key: In an emergency, having at least two responders can significantly improve the effectiveness of the AED use. One person can focus on compressions, while the other prepares and applies the AED.
• AED Placement: If possible, position the AED directly on the victim's chest while compressions are ongoing.
• AED Training: Proper training and familiarity with AED use are essential. Regularly practicing the steps, including quick connection of pads and minimizing interruptions, can help in a real-life situation.

Conclusion:

Minimizing interruptions and compressions during AED use is vital for maximizing the chances of survival in a cardiac arrest situation. By understanding the reasons behind these recommendations and incorporating them into emergency response procedures, we can increase the effectiveness of this life-saving technology.

References:

• "Part 7: Adult Advanced Cardiovascular Life Support and Pediatric Advanced Life Support: 2015 American Heart Association Guidelines Update for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care." Circulation. 2015 Dec 8;132(23):e513-e530. https://www.ahajournals.org/doi/full/10.1161/CIR.0000000000000229
• "European Resuscitation Council Guidelines for Resuscitation 2015." Resuscitation. 2015 Oct;95:1-80. https://www.sciencedirect.com/science/article/pii/S030095721500180X