Patent ID: 11890625
Assignee: APTAR FRANCE SAS
Field: Medical technology (Instruments)
Classification: CPC B  A | IPC A  B

Claim 3:
4. A method of filling and closing a fluid dispenser device comprising: a body; a reservoir containing one or two doses of a fluid, said reservoir including a stopper that closes said reservoir in leaktight manner before actuation; a dispenser head that is provided with a dispenser orifice; and dispenser means for dispensing at least a portion of said fluid through said dispenser orifice during actuation; said device including a needle having a tip that is adapted to pierce said stopper during actuation, said method comprises the following steps:
filling an empty reservoir in a filler unit;
arranging said filled reservoir in a closure unit that is provided with a vacuum chamber;
creating a vacuum in said vacuum chamber; and
closing said reservoir under the vacuum with said stopper.