Related Experiment Video
Updated: Jun 13, 2026

A Rat Model of Ventricular Fibrillation and Resuscitation by Conventional Closed-chest Technique
Published on: April 26, 2015
Favourable outcome after 26 minutes of "Compression only" resuscitation: a case report
1Prehospital Clinic, Vestfold Hospital Trust and Telemark Hospital Trust, Box 2168, NO-3103 Tønsberg, Norway. jon.erik.steen-hansen@siv.no
Insights
Early cardiac compression-only resuscitation (CC-only) for over 25 minutes may prevent neurological damage in cardiac arrest patients. This approach can maintain circulation and gas exchange until professional help arrives.
Area of Science:
- Cardiology
- Emergency Medicine
- Resuscitation Science
Background:
- Sudden cardiac arrest (SCA) requires immediate intervention.
- Traditional cardiopulmonary resuscitation (CPR) includes chest compressions and rescue breaths.
- The efficacy of compression-only CPR (CO-CPR) in prolonged downtime scenarios is an area of ongoing research.
Observation:
- A 49-year-old male experienced ventricular fibrillation secondary to ST-elevation myocardial infarction.
- The patient received 26 minutes of wife-administered CC-only resuscitation before EMS arrival.
- Gasping and moaning were noted during the CC-only period, suggesting some physiological activity.
Findings:
- EMS arrival at 30 minutes revealed fine ventricular fibrillation.
- Restoration of spontaneous circulation (ROSC) was achieved after 49 minutes total downtime, including four defibrillatory shocks.
- The patient recovered fully without cerebral damage and was discharged after eight days.
Implications:
- Prolonged CC-only resuscitation may be sufficient to prevent neurological deficits in SCA.
- This case supports the use of CC-only instructions by emergency medical dispatch centers for bystanders.
- Early and effective chest compressions alone can be a life-saving intervention in out-of-hospital cardiac arrest.
Case Presentation:
A 49 year old man had ventricular fibrillation in his home, at room temperature, due to an ST-elevation myocardial infarction. He received Cardiac compression only resuscitation (CC-only) for 26 minutes by his wife, followed by four minutes of standard CPR by other lay persons until EMS-arrival. Gasping and moaning were observed during most of the CC-only period. The ambulance arrived at 30 minutes. The first ECG showed a fine ventricular fibrillation. Restoration of spontaneous circulation (ROSC) was achieved at 49 minutes after a total of four defibrillatory shocks. The patient recovered without any cerebral damage, and was discharged to his home after eight days hospitalization.
Conclusions:
This case demonstrates that early and powerful cardiac compressions alone without rescue breaths may maintain sufficient circulation and gas exchange to prevent neurological damage for more than 25 minutes. This should be kept in mind for Emergency Medical Dispatch Centrals giving Pre-arrival instructions to bystanders.
More Related Videos
Related Concept Videos
Cardiopulmonary Resuscitation I: Adult
Cardiopulmonary Resuscitation IV: Pharmacological Management

