Spacer Assembly for Drug Delivery Device

Organization Name

Becton, Dickinson and Company

Inventor(s)

Richard James Vincent Avery of Warwick GB

Malcolm Stanley Boyd of Wellesbourne GB

Oliver Charles Gazeley of Leamington Spa GB

Gareth James Lewis of High Wycombe GB

David Aubrey Plumptre of Droitwich GB

James Alexander Senior of Warwick GB

Spacer Assembly for Drug Delivery Device

This abstract first appeared for US patent application 18973909 titled 'Spacer Assembly for Drug Delivery Device

Original Abstract Submitted

A drive assembly for a drug delivery system including a plunger member configured to engage and move a stopper within a container, a biasing member configured to move the plunger member, and an adjustable spacer assembly positioned between the plunger member and the stopper. The spacer assembly includes a spacer element attached to the stopper and at least one shim or includes a spacer element and a holder to which the spacer element is attached. The holder may be attached to the stopper and the spacer element may be attached to the holder by a threaded engagement. Also, a drug delivery system for injecting a medicament, the system including a container configured to receive a medicament, the container comprising a stopper configured to move within the container and a closure, a drive assembly as described above, and a needle actuator assembly.