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[Present status and future observation of membrane oxygenator]
Kyobu Geka. the Japanese Journal of Thoracic Surgery
|July 1, 1989
Summary
Membrane oxygenators (MO) are superior to bubble oxygenators (BO) for open heart surgery due to less blood denaturation. MOs are increasingly preferred and are key to extracorporeal membrane oxygenation (ECMO) applications.
Area of Science:
- Biomedical Engineering
- Cardiovascular Surgery
- Respiratory Support
Context:
- Oxygenators are critical components of cardiopulmonary bypass during open heart surgery.
- Two main types exist: bubble oxygenators (BO) and membrane oxygenators (MO).
- Membrane oxygenators (MO) offer a more physiological gas exchange, mimicking human lungs.
Purpose:
- To compare the efficacy and blood compatibility of bubble oxygenators (BO) versus membrane oxygenators (MO).
- To highlight the advantages of membrane oxygenators (MO) in reducing blood element denaturation.
- To discuss the evolving applications of membrane oxygenators (MO), including extracorporeal membrane oxygenation (ECMO).
Summary:
- Membrane oxygenators (MO) demonstrate significantly less blood element denaturation compared to bubble oxygenators (BO), even for short-term use in open heart surgery.
- Hollow fiber membrane oxygenators (MO) are gaining prominence over plate or coil types.
- Extracorporeal membrane oxygenation (ECMO), a key application of MO, is expanding for acute respiratory and cardio-respiratory failure, with potential in neonates, children, and as a bridge to heart transplantation.
Impact:
- Increased adoption of membrane oxygenators (MO) in clinical practice due to superior biocompatibility.
- Advancement of extracorporeal membrane oxygenation (ECMO) therapies for critical cardiorespiratory conditions.
- Potential for improved outcomes in neonatal and pediatric critical care and advanced heart failure management.