Specialized Surgical Stapling Assemblies for Niche Environments

Publication ID: 24-11857183_0009_PTD
Published: November 07, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Surgical Stapling Assemblies for Niche Environments,” Published Technical Disclosure No. 24-11857183_0009_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857183_0009_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 adapts surgical stapling assemblies for specific, narrow markets or unique operational environments, addressing the limitations of existing stapling instruments in extreme weather conditions, high-security needs, disaster relief, and space exploration.

Background and Problem Solved

The original patent for stapling assembly components having metal substrates and plastic bodies provides a foundation for surgical stapling instruments. However, these instruments may not be suitable for extreme weather conditions, high-security environments, disaster relief situations, or space exploration due to limitations in their design, materials, and functionality. This inventive concept addresses these limitations by adapting the stapling assembly components for these specific, niche environments.

Detailed Description of the Inventive Concept

The new inventive concept comprises specialized surgical stapling assemblies designed for extreme weather conditions, high-security environments, disaster relief situations, and space exploration. For extreme weather conditions, the assembly features a weather-resistant coating on the metal substrate and a plastic body resistant to degradation from exposure to extreme temperatures. In high-security environments, the assembly incorporates a secure data storage component, allowing for encryption of data related to the surgical procedure. For disaster relief situations, the cartridge is designed to be compact and lightweight, with a staple deployment mechanism that can be operated manually or powered by a battery. In space exploration, the assembly features a metal substrate with a low-outgassing material and a plastic body resistant to degradation from exposure to space radiation. These adaptations enable the stapling assemblies to operate effectively in these unique environments.

Novelty and Inventive Step

The new claims introduce novel adaptations of the original stapling assembly components, addressing specific challenges in extreme weather conditions, high-security environments, disaster relief situations, and space exploration. These adaptations, such as weather-resistant coatings, secure data storage components, compact and lightweight designs, and low-outgassing materials, are not obvious from the original patent and provide a significant inventive step.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include adaptations for other niche environments, such as surgical stapling assemblies for use in high-altitude or underwater environments. Variations could also include different materials, coatings, or designs to further enhance the assemblies' performance in these environments.

Potential Commercial Applications and Market

The specialized surgical stapling assemblies have significant commercial potential in various industries, including healthcare, aerospace, and disaster relief. The assemblies could be marketed to hospitals, medical research facilities, and organizations involved in space exploration, disaster relief, and extreme weather condition operations.

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

Field of Art

Surgical instrument design, specifically surgical stapling and cutting instruments with complex multi-material assemblies involving metal substrates and plastic components for medical devices

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with expertise in surgical instrument manufacturing, materials science, and mechanical design, possessing knowledge of medical device fabrication techniques, material compatibility, and surgical instrument ergonomics

Obviousness Rationale

A PHOSITA would recognize that the published technical disclosure represents predictable variations of the source patent's core surgical stapling assembly design by applying known engineering adaptation strategies to different environmental contexts. The fundamental structural elements of the channel retainer remain consistent, with modifications representing standard design optimization techniques applied to specialized use cases. These variations demonstrate incremental improvements using known materials science and engineering principles within a predictable technological domain.

Obvious Combinations & Variations

Source Patent Element
Metal substrate with plastic body integration
PTD Variation
Weather-resistant coating on metal substrate and temperature-resistant plastic body
Obviousness Reasoning
Material selection and protective coatings are routine design modifications for environmental adaptation, representing a predictable engineering solution for extending device functionality
Source Patent Element
Surgical instrument with attachment mechanisms
PTD Variation
Compact, lightweight design with manual/battery-powered deployment mechanism
Obviousness Reasoning
Modifying device form factor and power mechanisms represents standard design optimization for specialized contexts, utilizing known mechanical engineering techniques
Source Patent Element
Channel retainer with embedded metal components
PTD Variation
Low-outgassing metal substrate with radiation-resistant plastic body for space exploration
Obviousness Reasoning
Material substitution for extreme environments is a foreseeable engineering approach, applying known material science principles to extend device performance
Source Patent Element
Surgical instrument with potential data tracking capabilities
PTD Variation
Secure data storage component with encryption for high-security environments
Obviousness Reasoning
Integrating digital tracking and security features represents a predictable technological enhancement using standard electronic design principles
Source Patent Element
Modular surgical instrument design
PTD Variation
RFID tracking system for instrument location and sterilization management
Obviousness Reasoning
Adding tracking technologies to medical devices is a known technique for improving inventory and sterilization processes, representing an obvious design extension
35 U.S.C. § 103 Summary: Based on US Patent 11857183's disclosure of surgical stapling assembly components, the present published technical disclosure demonstrates that the claimed variations would have been obvious to a person having ordinary skill in the art at the time of invention. The modifications represent predictable engineering adaptations utilizing known materials science, mechanical design, and technological integration techniques, thereby rendering potential derivative claims obvious and non-patentable.

Original Patent Information

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