Next-Generation Tissue Specimen Removal System

Publication ID: 24-11857216_0005_PTD
Published: November 07, 2025
Category:Future Evolutions & Paradigm Shifts

Legal Citation

pr1or.art Inc., “Next-Generation Tissue Specimen Removal System,” Published Technical Disclosure No. 24-11857216_0005_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857216_0005_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. 11,857,216.

Summary of the Inventive Concept

A futuristic, minimally-invasive tissue specimen removal system that integrates advanced technologies such as self-sealing containment bags, vacuum-assisted extraction, shape-memory alloy instruments, real-time monitoring, and robotic automation to revolutionize surgical procedures.

Background and Problem Solved

The original patent disclosed systems and methods for large tissue specimen removal using a containment bag. However, these systems have limitations, including manual deployment and retrieval, limited visibility, and potential tissue damage. The new inventive concept addresses these limitations by introducing automated, real-time, and minimally-invasive solutions.

Detailed Description of the Inventive Concept

The next-generation tissue specimen removal system comprises an access cannula with an integrated vacuum system, a containment bag with a self-sealing membrane, and an elongated tubular member with a flexible, shape-memory alloy tip. The system is designed for real-time monitoring through integrated sensors in the containment bag, providing surgeons with precise feedback during the removal process. Additionally, the system features an automated robotic arm for efficient and safe tissue specimen extraction.

Novelty and Inventive Step

The new inventive concept's novelty lies in the integration of advanced technologies, including self-sealing membranes, vacuum-assisted extraction, shape-memory alloy instruments, real-time monitoring, and robotic automation, which collectively provide a paradigm shift in tissue specimen removal procedures. The inventive step is the combination of these technologies to create a minimally-invasive, automated, and real-time system that surpasses the limitations of the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include varying the design of the containment bag, using different materials for the shape-memory alloy tip, or incorporating artificial intelligence for predictive analytics in the real-time monitoring system. Variations could also include adapting the system for use in different surgical specialties or integrating it with existing surgical platforms.

Potential Commercial Applications and Market

The next-generation tissue specimen removal system has significant commercial potential in the medical device industry, particularly in the fields of minimally-invasive surgery, laparoscopy, and endoscopy. The system's advanced features and automation capabilities could revolutionize surgical procedures, reducing recovery times, improving patient outcomes, and increasing surgical efficiency.

CPC Classifications

SectionClassGroup
A A61 A61B17/3421
A A61 A61B17/00234
A A61 A61B2017/00287
A A61 A61B2017/320024
A A61 A61B2017/320775
A A61 A61B2017/3484
A A61 A61B2017/3486

Field of Art

Minimally invasive surgical technologies, specifically surgical instruments and methods for tissue specimen removal, encompassing medical device design, surgical access techniques, and containment systems for biological materials

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or surgical instrument designer with expertise in medical device development, advanced materials, minimally invasive surgical techniques, and knowledge of current surgical technology trends

Obviousness Rationale

A PHOSITA would recognize that the PTD's disclosed variations represent predictable technological extensions of the source patent's core tissue removal system, utilizing known techniques in medical device engineering to enhance functionality through incremental improvements in materials, sensing technologies, and automation strategies.

Obvious Combinations & Variations

Source Patent Element
Access cannula with engagement fingers for tissue specimen removal
PTD Variation
Adding shape-memory alloy flexible tip to conform to internal body cavity
Obviousness Reasoning
Material selection and instrument tip design are routine design choices for surgical instruments, with shape-memory alloys being a known technique for creating adaptive surgical tools with predictable performance characteristics
Source Patent Element
Containment bag for tissue specimen extraction
PTD Variation
Integrating self-sealing membrane and vacuum-assisted extraction system
Obviousness Reasoning
Enhancing containment and extraction mechanisms represents a logical progression in surgical device design, utilizing known fluid dynamics and materials science principles to improve specimen management
Source Patent Element
Minimally invasive surgical access system
PTD Variation
Adding real-time monitoring sensors and robotic automation capabilities
Obviousness Reasoning
Incorporating sensor technologies and robotic assistance are predictable technological improvements in surgical systems, representing standard engineering approaches to increasing procedural precision and safety
Source Patent Element
Tubular access mechanism for tissue removal
PTD Variation
Implementing integrated AI-driven predictive analytics for surgical monitoring
Obviousness Reasoning
Application of machine learning and sensor integration to surgical technologies is a foreseeable evolution in medical device design, representing an obvious combination of known computational and medical technologies
Source Patent Element
Tissue specimen removal system with modular components
PTD Variation
Creating adaptable system for multiple surgical specialties with configurable interfaces
Obviousness Reasoning
Developing modular, multi-purpose surgical systems is a standard design approach in medical technology, representing a predictable extension of existing device architectures
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857216 and the comprehensive technological variations disclosed herein, a person having ordinary skill in the art would find the claimed innovations obvious and lacking inventive merit, as the proposed modifications represent predictable technological progressions utilizing standard engineering techniques and known medical device design principles.

Original Patent Information

Patent NumberUS 11,857,216
TitleSystems and methods for large tissue specimen removal
Assignee(s)Covidien LP