Advanced Suture Guard Systems for Enhanced Prosthetic Valve Implantation

Publication ID: 24-11857410_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Suture Guard Systems for Enhanced Prosthetic Valve Implantation,” Published Technical Disclosure No. 24-11857410_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857410_0006_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. 11,857,410.

Summary of the Inventive Concept

The present inventive concept discloses novel improvements to prosthetic valve implantation systems, focusing on advanced suture guard designs that enhance precision, safety, and efficiency during valve deployment.

Background and Problem Solved

The original patent disclosed a suture guard for prosthetic valves, but it had limitations in terms of adjustability, stability, and visualization during implantation. The new inventive concept addresses these limitations by introducing dynamic adjustment mechanisms, integrated stabilizers, self-aligning mechanisms, and real-time feedback systems to improve the overall implantation process.

Detailed Description of the Inventive Concept

The advanced suture guard systems comprise a dynamic adjustment mechanism, allowing for real-time adjustments to the suture guard's position relative to the valve during implantation. This is achieved through a sensor that provides feedback on the suture guard's position and the valve's implantation status. Additionally, the systems feature integrated stabilizers to prevent valve damage, self-aligning mechanisms for precise valve placement, and force-sensing mechanisms to detect and prevent excessive force during implantation. Furthermore, the suture guards are made of flexible, shape-memory materials that conform to the valve's shape, providing additional structural support during implantation. The systems also incorporate coatings with antimicrobial properties to reduce the risk of infection.

Novelty and Inventive Step

The new inventive concept introduces a paradigm shift in prosthetic valve implantation by integrating advanced technologies, such as dynamic adjustment mechanisms, real-time feedback systems, and self-aligning mechanisms, which were not present in the original patent. These innovations provide a significant improvement in precision, safety, and efficiency during valve deployment.

Alternative Embodiments and Variations

Alternative embodiments of the advanced suture guard systems could include robotic-assisted implantation systems, visualization systems with augmented reality capabilities, or suture guards with adaptive materials that respond to changes in the implantation environment. These variations would further expand the scope of the inventive concept and provide additional opportunities for commercialization.

Potential Commercial Applications and Market

The advanced suture guard systems have significant commercial potential in the medical device industry, particularly in the field of prosthetic heart valves. The target market includes hospitals, cardiac centers, and medical research institutions, with potential for expansion into other areas of minimally invasive surgery.

CPC Classifications

SectionClassGroup
A A61 A61F2/2409
A A61 A61F2/2427
A A61 A61B2017/0496
A A61 A61F2/2412
A A61 A61F2/2454
A A61 A61F2220/0075

Original Patent Information

Patent NumberUS 11,857,410
TitleSuture guard for a prosthetic valve
Assignee(s)EDWARDS LIFESCIENCES CORPORATION