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:
Nov. 12, 2024

Filed:

Dec. 15, 2023
Applicants:

Massachusetts Institute of Technology, Cambridge, MA (US);

The Brigham and Women's Hospital, Inc., Boston, MA (US);

The General Hospital Corporation, Boston, MA (US);

Inventors:

Robert S. Langer, Newton, MA (US);

Carlo Giovanni Traverso, Newton, MA (US);

Malvika Verma, Cambridge, MA (US);

Feyisope Eweje, Jacksonville, NC (US);

Christoph Winfried Johannes Steiger, Cambridge, MA (US);

Junwei Li, Cambridge, MA (US);

Nhi Phan, Somerville, MA (US);

Hen-Wei Huang, Cambridge, MA (US);

Jacqueline Chu, Boston, MA (US);

John Ashraf Fou Salama, Cambridge, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/07 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/073 (2013.01); A61B 5/4845 (2013.01); A61B 2562/02 (2013.01); A61B 2562/162 (2013.01); A61B 2562/164 (2013.01);
Abstract

Drug delivery articles, resident articles, and retrieval systems e.g., for gram-level dosing, are generally provided. In some embodiments, the residence articles are configured for transesophageal administration, transesophageal retrieval, and/or gastric retention to/in a subject. In certain embodiments, the residence article includes dimensions configured for transesophageal administration with a gastric resident system. In some cases, the residence article may be configured to control drug release e.g., with zero-order drug kinetics with no potential for burst release for weeks to months. In some embodiments, the residence articles described herein comprise biocompatible materials and/or are safe for gastric retention. In certain embodiments, the residence article includes dimensions configured for transesophageal retrieval. In some cases, the residence articles described herein may comprise relatively large doses of drug (e.g., greater than or equal to 1 gram).


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