An instrument for stretching tissue is provided. A fan arrangement is provided having counter-rotating fan stages, one fan stage is operable to be clutched and decoupled from the other stage. The two networks may be following different protocols.
Algorithmically generated prior art
An instrument for stretching tissue is provided. A fan arrangement is provided having counter-rotating fan stages, one fan stage is operable to be clutched and decoupled from the other stage. The two networks may be following different protocols.