#$%^&*AU2014256430A120141120.pdf#####ABSTRACT This invention relates to the design of tissue covering elements for use in vacuum assisted tissue apposition systems, wherein the geometry of the 5 covering elements favours the application of contractile forces over compressive or extensive forces at the tissue interface. 59032891 (GHMatters) P89844.AU.1 BYRON 31/10/143/11 NET FORCE VACUUM NET FORCE (a) VACCUUM NET FORCE (b) 5b -6b 4 a 4b 6a 3 (c) FIG. 3