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Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned under...
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Related Experiment Video

Updated: Jun 30, 2026

Complete and Partial Aortic Occlusion for the Treatment of Hemorrhagic Shock in Swine
09:37

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Published on: August 24, 2018

Caval interruption: methods and indications.

Umar Sadat1, Caleb Ward, Jonathan H Gillard

  • 1Cambridge Vascular Unit and University Department of Radiology, Addenbrooke's Hospital, Cambridge CB2 0QQ.

British Journal of Hospital Medicine (London, England : 2005)
|September 30, 2008
PubMed
Summary
This summary is machine-generated.

Venous thromboembolism poses a global health risk. Caval interruption offers a crucial alternative for preventing recurrent pulmonary embolism when anticoagulation is not an option.

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Area of Science:

  • Cardiovascular Medicine
  • Vascular Surgery
  • Interventional Radiology

Background:

  • Venous thromboembolism (VTE) is a major cause of worldwide morbidity and mortality.
  • Anticoagulation therapy is the standard treatment for VTE but has contraindications in certain patient populations.
  • Recurrent pulmonary embolism (PE) poses a significant risk, necessitating alternative preventative strategies.

Purpose of the Study:

  • To review the historical development and evolution of caval interruption as a treatment modality.
  • To highlight the indications and techniques associated with caval interruption procedures.
  • To discuss the role of caval interruption in the management of VTE.

Main Methods:

  • Literature review of historical and contemporary studies on caval interruption.
  • Analysis of the progression of device technology and procedural techniques.
  • Examination of clinical outcomes and complications associated with caval interruption.

Main Results:

  • Early forms of caval interruption involved surgical ligation, evolving to less invasive filter placements.
  • Inferior Vena Cava (IVC) filters have become the predominant method for preventing recurrent PE.
  • Technological advancements have improved filter design, retrieval, and safety profiles.

Conclusions:

  • Caval interruption, particularly with IVC filters, remains a vital option for VTE patients unsuitable for anticoagulation.
  • The development of caval interruption reflects a continuous effort to improve patient safety and treatment efficacy.
  • Ongoing research focuses on optimizing filter use and minimizing long-term complications.