Enhanced Surgical Stapling Assembly with Advanced Materials and Coatings

Publication ID: 24-11857183_0001_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Surgical Stapling Assembly with Advanced Materials and Coatings,” Published Technical Disclosure No. 24-11857183_0001_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857183_0001_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,183.

Summary of the Inventive Concept

This inventive concept introduces a range of direct improvements and enhancements to the original stapling assembly components, focusing on durability, efficiency, and safety. The new design incorporates advanced materials and coatings, such as ceramic, nanocoating, antimicrobial agents, and carbon fibers, to create a more reliable and effective surgical stapling device.

Background and Problem Solved

The original patent described stapling assembly components with metal substrates and plastic bodies, which, although effective, still had limitations. The metal substrates were prone to corrosion, and the plastic bodies could be brittle and prone to cracking. The new inventive concept addresses these limitations by introducing advanced materials and coatings that improve durability, reduce friction, and minimize the risk of infection.

Detailed Description of the Inventive Concept

The enhanced surgical stapling assembly comprises a metal substrate reinforced with a ceramic coating to improve durability and resistance to corrosion. The stapling cartridge features a metal substrate treated with a nanocoating to reduce friction and improve staple deployment. The channel retainer incorporates a plastic body infused with antimicrobial agents to reduce the risk of infection. Additionally, the plastic body can be reinforced with carbon fibers to improve strength and reduce weight. The manufacturing process involves forming the metal substrate, printing the plastic body onto it, and treating the metal substrate with a corrosion-resistant coating.

Novelty and Inventive Step

The new claims introduce a range of novel and non-obvious features, including the use of ceramic coatings, nanocoatings, antimicrobial agents, and carbon fibers. These advancements provide a significant improvement over the original patent, addressing specific limitations and providing a more reliable and effective surgical stapling device.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of other advanced materials, such as titanium or silver, to further improve durability and antimicrobial properties. The design could also be adapted for use in other surgical instruments, such as cutting devices or endoscopes.

Potential Commercial Applications and Market

The enhanced surgical stapling assembly has significant commercial potential in the medical device industry, particularly in the areas of minimally invasive surgery and laparoscopic procedures. The target market includes hospitals, surgical centers, and medical device manufacturers, who will benefit from the improved performance, safety, and efficiency of the new device.

CPC Classifications

SectionClassGroup
A A61 A61B17/072
A A61 A61B17/07207
A A61 A61B17/115
A A61 A61B2017/0042
A A61 A61B2017/00398
A A61 A61B2017/07214
A A61 A61B2017/07264
A A61 A61B2017/07271
A A61 A61B2017/07278
A A61 A61B2017/07285
A A61 A61B2017/2927
A A61 A61B2017/2933
A A61 A61B2034/302

Original Patent Information

Patent NumberUS 11,857,183
TitleStapling assembly components having metal substrates and plastic bodies
Assignee(s)Cilag GmbH International