Effects and limitations of an AED with audiovisual feedback for cardiopulmonary resuscitation: A randomized manikin study

Resuscitation ◽  
2011 ◽  
Vol 82 (7) ◽  
pp. 902-907 ◽  
Author(s):  
Henrik Fischer ◽  
Julia Gruber ◽  
Stephanie Neuhold ◽  
Sophie Frantal ◽  
Eva Hochbrugger ◽  
...  
2020 ◽  

Objective: Clinical studies have shown that eliminating performer errors is important to ensure high quality cardiopulmonary resuscitation (CPR). Literature on the effects of metronome use on the quality of CPR is scarce. This study aimed to investigate the effect of metronome use on the quality of cardiopulmonary resuscitation. Methods: Thirty volunteer emergency physicians who were divided into 15 groups participated in this prospective, observational, multi-center, manikin study. Firstly, each participant performed conventional CPR on a manikin, and then performed metronome-guided CPR after a short break. Parameters affecting CPR quality were evaluated based on the recommendations of the 2015 American Heart Association CPR and Emergency Cardiovascular Care Guideline. In addition, the fatigue levels of participants were evaluated using the Borg Fatigue Index. Results: Metronome-guided CPR significantly improved the chest compression rate (median (Interquartile Range-IQR); 128 (22) compressions/min vs. 110 (2) compressions/min; 95%CI, p < 0.001), deep compression rate (median (IQR); 95.25 (80) compressions/min vs. 72.63 (105) compressions/min; 95%CI, p < 0.001), compression depth (median (IQR); 62.50 (11) mm vs. 60.25 (14) mm; 95%CI, p = 0.016), ventilation number (median (IQR); 11.25 (6) ventilations/min vs. 9.50 (1) ventilations/min; 95%CI, p = 0.001), high-volume ventilation count (median (IQR); 10.13 (6) ventilations/min vs. 9.50 (1) ventilations/min; 95%CI, p = 0.026), minute ventilation volume (median (IQR); 11.75 (10) L/min vs. 8.03 (3) L/min; 95%CI, p < 0.05), and fatigue levels (median (IQR); 3 (2) vs. 2 (2); in 95%CI, p < 0.05). Conclusions: Our study showed that metronome is a useful device for reaching effective CPR. Metronome guidance may change the CPR parameters positively. This study is in accordance with previous studies which have investigated the effect of metronome-guided CPR on survival.


2017 ◽  
Vol 24 (3) ◽  
pp. 115-122 ◽  
Author(s):  
C Abelairas-Gómez ◽  
C Gili-Roig ◽  
S López-García ◽  
J Palacios-Aguilar ◽  
V Romo-Pérez ◽  
...  

Resuscitation ◽  
2011 ◽  
Vol 82 (10) ◽  
pp. 1332-1337 ◽  
Author(s):  
Hans Blomberg ◽  
Rolf Gedeborg ◽  
Lars Berglund ◽  
Rolf Karlsten ◽  
Jakob Johansson

Resuscitation ◽  
2011 ◽  
Vol 82 ◽  
pp. S28-S29
Author(s):  
Ebrahim Nasiri ◽  
Yousef Mortazavi ◽  
Reza Nasiri

2015 ◽  
Vol 30 (2) ◽  
pp. 89-94 ◽  
Author(s):  
Hong Joon Ahn ◽  
Kun Dong Kim ◽  
Won Joon Jeong ◽  
Jun Wan Lee ◽  
In Sool Yoo ◽  
...  

2016 ◽  
Vol 24 (1) ◽  
pp. 14-23 ◽  
Author(s):  
Georgette Eaton ◽  
John Renshaw ◽  
Pete Gregory ◽  
Tim Kilner

This study aims to determine whether the British Heart Foundation PocketCPR training application can improve the depth and rate of chest compression and therefore be confidently recommended for bystander use. A total of 118 candidates were recruited into a randomised crossover manikin trial. Each candidate performed cardiopulmonary resuscitation for 2 min without instruction or performed chest compressions using the PocketCPR application. Candidates then performed a further 2 min of cardiopulmonary resuscitation within the opposite arm. The number of chest compressions performed improved when PocketCPR was used compared to chest compressions when it was not (44.28% vs 40.57%, p < 0.001). The number of chest compressions performed to the required depth was higher in the PocketCPR group (90.86 vs 66.26). The British Heart Foundation PocketCPR application improved the percentage of chest compressions that were performed to the required depth. Despite this, more work is required in order to develop a feedback device that can improve bystander cardiopulmonary resuscitation without creating delay.


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