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:
Feb. 27, 2024

Filed:

Jun. 18, 2020
Applicant:

Tecmed Ag, Burgdorf, CH;

Inventors:

Thomas Buri, Burgdorf, CH;

Christophe Hofer, Burgdorf, CH;

Patrick Hostettler, Hasle, CH;

Seline Staub, Winterthur, CH;

Jürg Steck, Kirchberg, CH;

Ursina Streit, Schönbühl, CH;

Assignee:

TecMed AG, Burgdorf, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/32 (2006.01); A61M 5/158 (2006.01);
U.S. Cl.
CPC ...
A61M 5/3287 (2013.01); A61M 2005/1585 (2013.01); A61M 2205/36 (2013.01);
Abstract

An insertion mechanism for a cannula includes a cannula housing, a displaceable cannula, at least one cannula holder, an insertion spring, a triggering element, and a safety device. The safety device, in a secured state, holds the triggering element in a blocked position against a force of the insertion spring and, in a released state, releases the triggering element such that the triggering element is movable into a release position by the force of said insertion energy store and the at least one cannula holder is able to move relative to the cannula housing, driven by the insertion energy store, so as to trigger or implement an insertion movement or insertion. To reach the released state, the safety mechanism is heatable by a heating element and softened and/or weakened with respect to its mechanical carrying or holding capacity, or severed or at least partially or completely melted.


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