Holding device configured to support a plurality of medical containers such as syringes

A holding device configured to support a plurality of medical containers, said holding device comprising:

• a supporting plate, said supporting plate having an upper face, a lower face opposite said upper face, a plurality of openings arranged according to a predetermined pattern and each configured to receive a barrel of one of the medical containers;
• and
• a plurality of reinforcing ribs protruding from at least one of said upper and lower faces and extending between adjacent openings of said plurality of openings,
• wherein the plurality of reinforcing ribs comprises at least one oblique rib extending obliquely relative to a longitudinal direction of the supporting plate from one side to another side of the supporting plate and between more than two different adjacent peripheral openings,
• wherein each opening is surrounded by a chimney protruding from one of the upper and lower faces of the supporting plate so as to guide insertion of a barrel of the medical containers into said opening, and
• wherein the at least one oblique rib extends obliquely relative to a longitudinal direction of the supporting plate between adjacent chimneys of the plurality of openings.