Anchor assembly

An anchor assembly comprising:

• an anchor mountable on a support, the anchor comprising a body, the body defining a cavity and an opening;
• the assembly further including an insertion device insertable into the cavity via the opening;
• the insertion device comprising a securing member movable between securing and insertion positions;
• wherein when the securing member is in the securing position in the cavity, the securing member extends across the opening to secure the insertion device to the anchor,
• wherein the insertion device comprises:
• a main part;
• the securing member pivotally mounted on the main part,
• the securing member being pivotally movable between the securing and insertion positions;
• and
• a spring arranged between the main part and the securing member;
• wherein the spring is arranged to urge the securing member to the securing position.