| 摘要 |
It consists of an adhesive frame 2 having a cutout 3 closed by a central element 4 attached to the frame, this central element 4 being elastic and/or having, with a view to forming a pocket, a surface area greater than that of the cutout 3 plus that of the connection zone 5 between the central element 4 and the frame 2. <IMAGE> |
