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Related Concept Videos

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen

Oxygen therapy is a pivotal aspect of medical care, particularly for patients with respiratory ailments. Two prominent oxygen-delivering systems include the Venturi mask and the transtracheal oxygen catheter.
Venturi Mask
The Venturi mask, named after the Venturi effect, is designed to deliver precise oxygen concentrations. It consists of a large tube with an oxygen inlet that narrows down, causing a pressure drop that pulls air in through adjustable side ports. The mask is a lightweight,...

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Updated: May 19, 2026

Veno-Venous Extracorporeal Membrane Oxygenation in a Mouse
06:41

Veno-Venous Extracorporeal Membrane Oxygenation in a Mouse

Published on: October 24, 2018

A pilot study comparing two polymethylpentene extracorporeal membrane oxygenators.

J Rambaud1, J Guilbert, I Guellec

  • 1Paediatric Intensive Care Unit, Armand-Trousseau Children's Hospital APHP (Paris Hospitals Public Assistance) UPMC (Pierre and Marie Curie University, Paris VI) Paris, France.

Perfusion
|August 25, 2012
PubMed
Summary
This summary is machine-generated.

The Medos Hilite 800LT membrane oxygenator shows better oxygen transfer and CO2 removal than the Maquet Quadrox-iD paediatric model. This study suggests continued use of the Medos Hilite 800LT for extracorporeal circulation treatment.

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Last Updated: May 19, 2026

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Area of Science:

  • Cardiovascular Science
  • Biomedical Engineering
  • Neonatal Intensive Care

Background:

  • Extracorporeal circulation (EC) requires efficient membrane oxygenators for gas exchange in critically ill patients.
  • Two polymethylpentene oxygenators, Maquet Quadrox-iD paediatric and Medos Hilite 800LT, are in clinical use.

Purpose of the Study:

  • To compare the performance of Maquet Quadrox-iD paediatric and Medos Hilite 800LT membrane oxygenators.
  • To evaluate gas transfer efficiency, CO2 removal, sweep gas requirements, and impact on hemostasis.

Main Methods:

  • A prospective pilot study involving ten consecutive newborn patients undergoing EC treatment.
  • Assessment of oxygen transfer rate, CO2 removal capacity, and sweep gas flow.
  • Evaluation of hemostatic disturbances, blood product usage, oxygenator lifespan, and cost.

Main Results:

  • Medos Hilite 800LT demonstrated superior oxygen transfer and CO2 removal compared to Maquet Quadrox-iD paediatric.
  • Both oxygenators were used at a similar cost.
  • No significant differences were noted in hemostasis or blood product requirements.

Conclusions:

  • Medos Hilite 800LT membrane oxygenators appear to offer enhanced performance for EC treatment in neonates.
  • Continued use of Medos Hilite 800LT is supported by these findings.
  • Further extensive comparative studies are recommended to validate these results.