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US 2026/0069770 A1Published application
Drive mechanism for large volume delivery device
AssigneeSanofi-Aventis Deutschland GmbH
InventorsMarc Anderson, Donald Ziniti
Life of this patent
Estimating the term…
Abstract
A system for delivering a medicament is provided. The system can include a drive mechanism configured to drive a plunger of a medicament container. The medicament container may be contained in a container sled, and the drive mechanism can be securely held by a drive holder adjacent the container sled. The drive holder can be secured within an external housing of the system allowing the container to move with the container sled to form a connection with a fluid delivery pathway.
Claims23
A system for delivering medicament, comprising:
- an external housing;
- a medicament container sled within the external housing;
- a drive holder;
- a medicament container comprising a plunger and an internal volume to hold medicament;
- and
- a drive mechanism;
- wherein the drive mechanism is configured to enter the driver holder and to be securely retained in the drive holder.
4 more elements
A drive mechanism, comprising:
- a drive housing, wherein the drive housing comprises at least one ridge, at least one protrusion, and a pair of walls,
- a drive release latch, and
- a piston mechanism comprising a piston, a drive outer sleeve, and a detent,
- wherein the pair of walls are configured to interact with the drive release latch, and
- wherein the drive mechanism is configured to fit into a drive holder of an external housing.
2 more elements
Dependencies are inferred from the claim text.