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.
Patent No.:
Date of Patent:
Apr. 26, 2022
Filed:
Oct. 12, 2018
Applicant:
Flex Ltd., Singapore, SG;
Inventors:
Assignee:
FLEX LTD, Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/20 (2006.01); A61M 5/145 (2006.01); A61M 5/44 (2006.01); A61M 5/31 (2006.01); A61M 5/315 (2006.01); F16F 1/32 (2006.01);
U.S. Cl.
CPC ...
A61M 5/20 (2013.01); A61M 5/1454 (2013.01); A61M 5/44 (2013.01); A61M 5/2033 (2013.01); A61M 5/31576 (2013.01); A61M 2005/3115 (2013.01); A61M 2205/0266 (2013.01); A61M 2205/0272 (2013.01); F16F 1/326 (2013.01);
Abstract
An automatic injection device has an insertion needle configured to be inserted into a patient and a drug container which contains a pharmaceutical product and includes a plunger. The automatic injection device also has a fluid path which fluidly connects the drug container to the insertion needle, and a drive system configured to cause linear movement of the plunger to force the pharmaceutical product into the fluid path. The passive drive system has a movable element. The movable element has a shape memory alloy and is configured to change shape to move the plunger.