The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 23, 2026

Filed:

Sep. 07, 2020
Applicant:

Shl Medical Ag, Zug, CH;

Inventors:

Hsuan Wang, Taoyuan City, TW;

Jared Schwartzentruber, New York, NY (US);

Assignee:

SHL Medical AG, Zug, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/20 (2006.01); A61M 5/32 (2006.01); A61M 5/46 (2006.01);
U.S. Cl.
CPC ...
A61M 5/20 (2013.01); A61M 2005/206 (2013.01); A61M 5/326 (2013.01); A61M 5/46 (2013.01);
Abstract

A power pack assembly for a medicament delivery device is presented having a housing extending along a longitudinal axis and having a proximal and a distal end, a container carrier unit arranged longitudinally and bi-directionally movable in relation to the housing, a plunger pusher releasably connected to the container carrier unit, and an actuator unit connected to the plunger pusher, wherein the actuator unit is configured to drive the plunger pusher in a sequence in which the plunger pusher and the container unit are moved together distally relative to the housing until a virtual distal stop is met. Proximal movement of the plunger pusher causes the container carrier unit to interact with a proximal stop element of the housing whereby the plunger pusher is released from the container carrier unit and the plunger pusher continues to move proximally a further distance.


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