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:
May. 19, 2026

Filed:

Nov. 15, 2019
Applicant:

Becton Dickinson France, Le Pont de Claix Cedex, FR;

Inventors:

Maxime Nicolas, Grenoble, FR;

Michael Fiard, Corenc, FR;

Gilles Bernede, Arbusigny, FR;

Assignee:

Becton Dickinson France, Le Pont de Claix, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/31 (2006.01); A61M 5/32 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31571 (2013.01); A61M 5/3135 (2013.01); A61M 5/31505 (2013.01); A61M 5/3204 (2013.01); A61M 5/3245 (2013.01); A61M 5/3257 (2013.01); A61M 2005/3131 (2013.01); A61M 2005/3247 (2013.01); A61M 2005/3267 (2013.01); A61M 5/3271 (2013.01);
Abstract

A medical injection system comprising: a syringe provided with a barrel, a stopper and an injection needle; a plunger rod which engages with the stopper; an injection lock preventing relative movement of the plunger rod with respect to the barrel; and a needle guard comprising a trigger portion and configured to slidably engage the barrel so as to define a first position covering the injection needle and a second position not covering a predetermined portion of the injection needle. The trigger portion is adapted to disengage the injection lock from the plunger rod when the needle guard moves from the first position to the second position.


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