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Perfusion
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research-article

Bridge to Life: The Lifebridge B2T® extracorporeal life support system in an in vitro trial

O Maunz

Department of Cardiovascular Surgery, Centre Hospitalier Universitaire Vaudois (CHUV), Lausanne, Switzerland Olaf.Maunz{at}chuv.ch

J Horisberger

Department of Cardiovascular Surgery, Centre Hospitalier Universitaire Vaudois (CHUV), Lausanne, Switzerland

LK von Segesser

Department of Cardiovascular Surgery, Centre Hospitalier Universitaire Vaudois (CHUV), Lausanne, Switzerland

Extracorporeal life support systems (ECLS) have become common in cardiothoracic surgery, but are still "Terra Incognita" in other medical fields due to the fact that perfusion units are normally bound to cardiothoracic centres. The Lifebridge B2T® is an ECLS that is meant to be used as an easy and fast-track extracorporeal cardiac support to provide short-term perfusion for the transport of a patient to a specialized centre. With the Lifebridge B2T®, it is now possible to provide extracorporeal bypass for patients in hospitals without a perfusion unit. The Lifebridge B2T® was tested on three calves to analyze the handling, performance and security of this system. The Lifebridge B2T® safely can be used clinically and can provide full extracorporeal support for patients in cardiac or pulmonary failure. Flows up to 3.9 ± 0.2l/min were reached, with an inflow pressure of –103 ± 13mmHg, using a 21Fr. BioMedicus® (Medtronic, Minneapolis, MN, USA) venous cannula. The "Plug and Play" philosophy, with semi-automatic priming, integrated check-list, a long battery time of over two hours and instinctively designed user interface, makes this device very interesting for units with high-risk interventions, such as catheterisation labs. If a system is necessary in an emergency unit, the Lifebridge can provide a high security level, even in centres not acquainted with cardiopulmonary bypass.

Key Words: cardiopulmonary bypass • ECMO (extracorporeal membrane oxygenation) • extracorporeal life support • mechanical assist device

Perfusion, Vol. 23, No. 5, 279-282 (2008)
DOI: 10.1177/0267659109104259
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Home page
 SEMIN CARDIOTHORAC VASC ANESTHHome page
J. B. Riley, P. D. Scott, and G. J. Schears
Update on Safety Equipment for Extracorporeal Life Support (ECLS) Circuits
Seminars in Cardiothoracic and Vascular Anesthesia, September 1, 2009; 13(3): 138 - 145.
[Abstract] [PDF]