Tissue thickness compensators comprising therapeutic agents

US9572574B2 · kind B2 · utility

Assignee

• Ethicon Endo-Surgery, Inc. · US

Inventors

• Frederick E. Shelton, IV · Hillsboro, US
• Katherine J. Schmid · Loveland, US
• Charles J. Scheib · Loveland, US
• Taylor W. Aronhalt · Loveland, US
• Jeffrey S. Swayze · Hamilton, US
• Joseph H. Contiliano · Stewartsville, US
• Chunlin Yang · Montgomery, US
• Cortney E. Henderson · Loveland, US
• Jeffrey L. Aldridge · Lebanon, US

Key dates

• Filing date: Jun 22, 2015
• Grant date: Feb 21, 2017
• Expiry date: Jun 22, 2035

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B2017/2937
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An end effector is disclosed. The end effector comprises a first jaw, a second jaw, wherein at least one of the first jaw and the second jaw is movable to compress tissue between the first jaw and the second jaw, and a cartridge body configured to receive a cutting member. The end effector further comprises a layer arrangement including a tissue contact surface and a plurality of therapeutic agents releasably contained within the layer arrangement, wherein each therapeutic agent is configured to either initially treat the tissue or sustainably treat the tissue in contact with the tissue contact surface, wherein one of the plurality of therapeutic agents is configured to be released by the cutting member, and wherein another of the plurality of therapeutic agents is configured to be released by an absorption process.