DESCRIZIONE
A device for the treatment of the obesity (406) comprising an access part (404) a tube (402) and a needle guard assembly, suitable to protect the tube leading from the implantable access port. The needle guard assembly may include a first composite guard and a second composite guard, each composite guard including an arrangement of puncture resistant members and a flexible substrate having a first side on which the puncture resistant members are positioned. The needle guard assembly may comprise a sleeve extending over an end of the tube.