A closure system, assembly and attended method for closing and opening in the tissue of the patient includes first and second closure members each including a biased construction operative for disposition of the closure members into an out of retracted and expanded orientations. A connector is disposed in interconnecting relation with the closure members and structured to establish at least a partial spacing there between. The biased construction and the interconnection of the closure members facilitate con current disposition of the closure members with one another into and through an introductory instrument as well as independent and successive disposition of the first and second closure members into a closing relation to the tissue opening upon exiting the introductory instrument.