Patent ID: 8114102

Claim:
Apparatus for temporarily and hemostatically sealing an opening in a side wall of a tubular lumen to form a bloodless region for a surgical operation, comprising: a plug having a surface adapted to press against an inner surface of the lumen in a use condition and having a periphery and at least one rib positioned inside the periphery; a primary shaft connected to the plug, the primary shaft being configured to extend in a substantially parallel manner with respect to a longitudinal axis of the lumen in the use condition; and a first side shaft coupled to the primary shaft and having a first arm, and a second side shaft coupled to the primary shaft and having a second arm, the first and second arms being disposed in a plane and defining a space therebetween, the first and second arms adapted to press against an outer surface of the lumen in the use condition, wherein in the use condition, when a hemostatic seal is created, the plug intersects the plane and a projection of the plug onto the plane from a direction normal to the plane is disposed entirely within the space.