Removable panel and suspended ceiling integrating such a removable panel

A removable panel comprising:

• a fixed section comprising a metal fixed section frame;
• an opening section comprising a metal opening section frame able to be reversibly nested in said fixed section;
• at least one magnet that makes it possible to maintain said opening section nested in said fixed section;
• at least one sling fastened to said fixed section at a first end and reversibly fastened to said opening section at a second end;
• said removable panel being characterised in that it moreover comprises at least one safety device able to ensure the fastening of the at least one sling to the opening section, said safety device comprising:
• a body of a single piece comprising a fastening portion and a handling portion that are substantially flat substantially forming an angle of 90°, said fastening portion being fastened to the opening section and having a groove that extends perpendicularly to the plane of said handling portion, with rivets being arranged on either side of said groove;
• an arm fastened at a first end to the body by means of one of the rivets in such a way that said arm is able to pivot about the axis of said rivet in order to switch from an open position in which a second end of said arm is free to a closed position in which the other free rivet is engaged in a hole of said second end of said arm or inversely from said closed position to said open position.