​​​​Hemovent GmbH is an emerging medical device company that has developed disruptive technology: the world’s smallest and first self-contained fully portable Extra Corporeal Membrane Oxygenation (ECMO) system that supports or replaces heart and lung function in the event of cardiac and respiratory failure.


The innovative Hemovent portable ECMO system is a disruptive technology offering unrivaled mobility, versatility, and simplicity in a billion-dollar market.

Hemovent GmbH was founded by successful entrepreneurs and medical device experts Christof Lenz and Dr. Oliver Marseille. 

A company to WATCH, NOW

Hemovent is developing the world’s first self-contained and fully portable ECMO system, designed to reduce standard size and complexity by 90% and cost by 50%.



Hemovent GmbH is a privately held company whose first-of-its-kind portable ECMO system is designed to disrupt the market for supporting or replacing heart and lung functions.