公开(公告)号：US20210060259A1

公开(公告)日：2021-03-04

申请号：US16961762

申请日：2019-01-17

Applicant: AMGEN INC.

Inventor： Sudeshna Dutta Ray ,  Scott R. Gibson ,  Daniel Eduardo Groszmann ,  Mehran Mojarrad ,  Robert Allen Dees ,  Jonathan Dean Johnson ,  Antonio S. Murcia

IPC: A61M5/315 ,  A61M5/20

Abstract: A flexible plunger rod, drug delivery mechanism, drug delivery device, and methods are described that utilize the flexible plunger rod perform drug delivery operations. In embodiments, the flexible plunger rod can be stored in a curved configuration to thereby reduce a footprint of the drug delivery mechanism and device.

公开(公告)号：US11766519B2

公开(公告)日：2023-09-26

申请号：US16961762

申请日：2019-01-17

Applicant: AMGEN INC.

Inventor： Sudeshna Dutta Ray ,  Scott R. Gibson ,  Daniel Eduardo Groszmann ,  Mehran Mojarrad ,  Robert Allen Dees ,  Jonathan Dean Johnson ,  Antonio S. Murcia

IPC: A61M5/315 ,  A61M5/20

CPC classification number: A61M5/31511 ,  A61M5/2033 ,  A61M5/31583

Abstract: A flexible plunger rod, drug delivery mechanism, drug delivery device, and methods are described that utilize the flexible plunger rod perform drug delivery operations. In embodiments, the flexible plunger rod can be stored in a curved configuration to thereby reduce a footprint of the drug delivery mechanism and device.