Respiratory Arrest
Respiratory Arrest - Related Videos
10:25
Normothermic Cardiac Arrest and Cardiopulmonary Resuscitation: A Mouse Model of Ischemia-Reperfusion Injury
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Cited by 20 •
2011
A powerful model for perioperative and critical care related acute kidney injury is presented. Using whole body hypoperfusion induced by cardiac arrest it is possible to nearly replicate the histologic and functional changes of clinical AKI.
04:24
Bipolar Radiofrequency-Based Hemorrhage Arrest in Solid Organ Injury: A Technique to Arrest Bleeding in Porcine Model With Liver Injury Using Electrosurgery
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2025
This video demonstrates a technique of bipolar radiofrequency energy-based transcollation for hemorrhage arrest in solid organ injury in a porcine model. This method is helpful for the surgical management of traumatic injury by achieving hemostasis by arresting bleeding at the injury site.
08:30
Murine Isolated Heart Model of Myocardial Stunning Associated with Cardioplegic Arrest
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Cited by 3 •
2015
The goal of this protocol to assess myocardial stunning following ischemic cardioplegic arrest in rodents.
09:42
Using SecM Arrest Sequence as a Tool to Isolate Ribosome Bound Polypeptides
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Cited by 6 •
2012
We describe here a technique that is now routinely used to isolate stably bound ribosome nascent chain complexes (RNCs). This technique takes advantage of the discovery that a 17 amino acid long SecM "arrest sequence" can halt translation elongation in a prokaryotic (E. coli) system, when inserted into (or fused to the C-terminus) of virtually any protein.
13:10
Evaluation of Respiratory System Mechanics in Mice using the Forced Oscillation Technique
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Cited by 130 •
2013
The present protocol provides a detailed step-by-step description of the procedures required to execute measurements of respiratory system mechanics as well as the assessment of airway responsiveness to inhaled methacholine in mice using the forced oscillation technique (flexiVent; SCIREQ Inc, Montreal, Qc, Canada).
FAQs
The event may begin with airway obstruction, reduced respiratory drive, neuromuscular failure, or severe lung dysfunction. These mechanisms interrupt ventilation through different pathways: air may not reach the lungs, the body may fail to initiate breathing, respiratory muscles may be unable to work, or lung disease may prevent effective gas exchange. Identifying the likely pathway helps guide urgent medical support.
When ventilation stops, oxygen delivery to tissues falls while carbon dioxide accumulates. The resulting hypoxemia can develop rapidly and threatens organs that depend on continuous oxygen supply, particularly the brain. This explains why respiratory arrest can produce brain injury and why restoring effective ventilation is central to preventing progression and irreversible damage.
Respiratory arrest can deprive the heart and other organs of adequate oxygen, allowing a breathing emergency to progress into cardiac arrest. This relationship makes early recognition important even when the primary problem appears respiratory. Medical teams therefore focus on restoring oxygenation promptly while activating emergency support and preparing for the possibility of worsening organ failure.
Unresponsiveness combined with absent or abnormal breathing should prompt immediate concern. Lack of normal chest movement further supports the need for urgent action, because it suggests that effective ventilation is not occurring. These observations are practical recognition points for initiating emergency procedures rather than waiting for later signs of organ injury or cardiac arrest.
The immediate sequence is to recognize the emergency, activate emergency assistance, open the airway, and provide rescue breaths or other assisted ventilation. These actions address the central problem of inadequate gas exchange while advanced help is mobilized. Rapid attention to airway and ventilation can support oxygen delivery and reduce the risk of brain injury.
Assisted ventilation supplies breathing support when a person cannot generate effective ventilation independently. In basic life support, this may involve rescue breaths after opening the airway; advanced life support provides a broader medical response. The purpose in both settings is to restore oxygenation, limit carbon dioxide accumulation, and prevent respiratory deterioration from causing further organ damage.
Poisoning and trauma are important clinical contexts in which respiratory arrest may occur and require rapid evaluation. Care must address the immediate loss of effective breathing while clinicians consider the underlying emergency. Recognizing this connection helps integrate airway management and assisted ventilation into broader treatment, rather than treating the absent breathing as an isolated finding.
Timely intervention aims to restore oxygenation before prolonged oxygen deprivation causes irreversible injury. Appropriate emergency support can reduce the likelihood of brain injury, progression to cardiac arrest, and further organ damage. In medicine, this principle informs basic and advanced life support as well as urgent management of respiratory emergencies associated with poisoning, trauma, or severe lung dysfunction.