公开(公告)号：US20190143044A1

公开(公告)日：2019-05-16

申请号：US16188496

申请日：2018-11-13

Applicant: AMGEN INC.

Inventor： Sivakumar Paramanandam ,  Andrew Coles ,  Nicola Alagia ,  Antonio Antonini

IPC: A61M5/24 ,  A61M5/31 ,  A61M5/315

Abstract: An autoinjector drug delivery device configured with a stall and endpoint detection algorithm is described that allows for variations in the fill of the drug, barrel, plunger, and other components. The stall or end point detection causes the autoinjector to stop an extrusion process.

公开(公告)号：US11213626B2

公开(公告)日：2022-01-04

申请号：US16188496

申请日：2018-11-13

Applicant: AMGEN INC.

Inventor： Sivakumar Paramanandam ,  Andrew Coles ,  Nicola Alagia ,  Antonio Antonini

IPC: A61M5/24 ,  A61M5/31 ,  A61M5/315 ,  A61M5/145 ,  A61M5/20 ,  A61M5/32

Abstract: An autoinjector drug delivery device configured with a stall and endpoint detection algorithm is described that allows for variations in the fill of the drug, barrel, plunger, and other components. The stall or end point detection causes the autoinjector to stop an extrusion process.