Next-Generation Adaptive Endoprostheses

Publication ID: 24-11857444_0010_PTD
Published: October 28, 2025
Category:Future Evolutions & Paradigm Shifts

Legal Citation

pr1or.art Inc., “Next-Generation Adaptive Endoprostheses,” Published Technical Disclosure No. 24-11857444_0010_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857444_0010_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. 11,857,444.

Summary of the Inventive Concept

This inventive concept envisions a new generation of endoprostheses that leverage advanced materials, artificial intelligence, and real-time imaging to adapt to changing vasculature conditions, ensuring optimal treatment outcomes and minimizing complications.

Background and Problem Solved

The original balloon expandable endoprosthesis patent, while effective, has limitations in terms of its fixed geometry, material properties, and inability to adapt to dynamic vasculature conditions. This new concept addresses these limitations by introducing self-healing, adaptive geometry, and real-time sensing capabilities to create a more effective and sustainable treatment solution.

Detailed Description of the Inventive Concept

The next-generation endoprosthesis system comprises a nanotechnology-enabled, self-healing endoprosthesis that can autonomously repair damage upon deployment. The system also includes a modular, shape-memory alloy design that can be reconfigured in situ to adapt to changing vasculature conditions. Additionally, the endoprosthesis features integrated artificial intelligence, with a sensor array and processing unit that analyze real-time imaging data to adjust the endoprosthesis's geometry and material properties. The system can also include biodegradable components with bioactive coatings that promote vasculature regeneration.

Novelty and Inventive Step

The new claims introduce a paradigm shift in endoprosthesis design, moving from fixed, passive devices to adaptive, intelligent systems that can respond to changing vasculature conditions. The use of nanotechnology, artificial intelligence, and real-time sensing capabilities represents a significant departure from the original patent's limitations, providing a novel and non-obvious solution to the problem of endoprosthesis design.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different materials, such as graphene or metamaterials, to create the self-healing endoprosthesis. Variations could also include the integration of additional sensors, such as pressure or flow sensors, to provide more comprehensive real-time data. Furthermore, the system could be designed to be modular, with interchangeable components that can be customized to specific patient needs.

Potential Commercial Applications and Market

The next-generation adaptive endoprosthesis has significant commercial potential in the medical device industry, with potential applications in cardiovascular, neurovascular, and peripheral vascular treatments. The market for endoprostheses is expected to grow significantly in the coming years, driven by an aging population and increasing demand for minimally invasive treatments.

CPC Classifications

SectionClassGroup
A A61 A61F2/958
A A61 A61F2/07
A A61 A61M25/10
A A61 A61F2/89
A A61 A61F2002/072
A A61 A61F2240/001
A A61 A61F2240/008
A A61 A61M2025/1004
A A61 A61M2025/1068
A A61 A61M2025/1075
A A61 A61M2025/1084

Field of Art

Interventional medical devices, specifically endovascular stent-grafts and deployment systems, requiring advanced knowledge of materials science, medical device engineering, and minimally invasive surgical techniques

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with expertise in vascular interventions, materials engineering, and advanced prosthetic design, holding at least a master's degree with 3-5 years of specialized experience in endovascular device development

Obviousness Rationale

A PHOSITA would recognize that the PTD's adaptive endoprosthesis represents a natural progression of existing stent-graft technologies, leveraging well-known principles of materials science and medical device design. The core innovations described are logical extensions of existing balloon-expandable endoprosthesis technologies, utilizing predictable combinations of known techniques in nanotechnology, sensor integration, and adaptive materials. The variations represent incremental improvements that would be obvious to a skilled practitioner seeking to enhance endovascular treatment outcomes.

Obvious Combinations & Variations

Source Patent Element
Balloon-expandable stent-graft with multiple ringed stent elements
PTD Variation
Shape-memory alloy modules that can be reconfigured in situ
Obviousness Reasoning
A PHOSITA would recognize that modifying stent geometry using advanced materials is a predictable design optimization, particularly given existing research in adaptive metallic structures
Source Patent Element
Stent-graft deployment system with balloon assembly
PTD Variation
Integrated artificial intelligence with real-time imaging and geometry adjustment
Obviousness Reasoning
Sensor-based adaptive device control is a known technique in medical device design, representing a straightforward application of existing control system technologies
Source Patent Element
Endoprosthesis with multiple graft elements
PTD Variation
Nanotechnology-enabled self-healing endoprosthesis with bioactive coatings
Obviousness Reasoning
Material enhancement through nanotechnology and bioactive coatings is a predictable approach to improving medical device performance, well within the capabilities of a skilled practitioner
Source Patent Element
Ringed stent elements with specific spatial configurations
PTD Variation
Modular interconnected components that can be customized for patient-specific anatomy
Obviousness Reasoning
Personalized medical device design through modular configuration is a logical extension of existing stent-graft design principles
Source Patent Element
Balloon-expandable endoprosthesis deployment mechanism
PTD Variation
Biodegradable components with programmable dissolution rates
Obviousness Reasoning
Controlled biodegradation is a known technique in medical implant design, representing a predictable modification to existing endoprosthesis technologies
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857444 and the disclosed technical variations, a person having ordinary skill in the art would find the claimed adaptive endoprosthesis technologies obvious and anticipated, as the described innovations represent predictable combinations of known medical device design techniques that would be apparent to a skilled practitioner seeking to improve endovascular treatment methodologies.

Original Patent Information

Patent NumberUS 11,857,444
TitleBalloon expandable endoprosthesis
Assignee(s)W. L. Gore & Associates, Inc.