Adaptable Suture Guard Technology for Diverse Industrial Applications

Publication ID: 24-11857410_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Adaptable Suture Guard Technology for Diverse Industrial Applications,” Published Technical Disclosure No. 24-11857410_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857410_0002_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

This inventive concept leverages the core technology of suture guards for prosthetic valves to create innovative solutions for controlling fluid flow, air flow, and mechanical stress in various industrial settings, including greenhouses, fuel cell systems, chemical processing plants, and industrial process control.

Background and Problem Solved

The original patent disclosed a suture guard for prosthetic heart valves, addressing the challenge of securing flexible leaflets to a support structure. However, this technology has broader implications and can be adapted to solve similar problems in other industries, where fluid flow control, mechanical stress protection, and corrosion resistance are crucial.

Detailed Description of the Inventive Concept

The new claims describe the application of suture guard technology to novel industrial contexts. For instance, in greenhouses, the suture guard prevents damage to air flow control valves during installation and operation. In fuel cell systems, the suture guard shields the valve from reactants and byproducts. Similarly, in chemical processing plants, the suture guard protects the valve from corrosive substances and high-pressure fluid flow. These adaptations enable the creation of more efficient, reliable, and durable industrial systems.

Novelty and Inventive Step

The inventive concept's novelty lies in its ability to transfer the suture guard technology from prosthetic heart valves to diverse industrial applications, addressing unmet needs in fluid flow control, mechanical stress protection, and corrosion resistance. The inventive step involves recognizing the broader potential of the original technology and adapting it to solve distinct problems in new industries.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include integrating sensors or monitoring systems to optimize valve performance, using different materials or coatings to enhance corrosion resistance, or designing modular suture guard systems for easy maintenance and replacement.

Potential Commercial Applications and Market

The adaptable suture guard technology has significant commercial potential in various industries, including agriculture, fuel cell systems, chemical processing, and industrial process control. The target market includes manufacturers of industrial valves, fluid flow control systems, and mechanical stress protection solutions.

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

Field of Art

Medical device engineering and fluid control systems, specifically prosthetic valve technologies with a focus on mechanical interfaces, fluid flow regulation, and protective structural components

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or mechanical engineer with expertise in medical device design, prosthetic valve technologies, fluid control systems, and interdisciplinary technology adaptation, possessing advanced degrees and 3-5 years of professional experience

Obviousness Rationale

A PHOSITA would recognize the fundamental design principles of the suture guard technology as universally applicable across different technical domains, understanding that protective mechanical interfaces for valves can be systematically transferred between medical and industrial contexts. The core functional elements of preventing mechanical stress, controlling fluid flow, and protecting sensitive components remain consistent across different application environments. The PTD demonstrates a predictable extension of the source patent's core technological concept by applying known structural and functional principles to alternative use cases.

Obvious Combinations & Variations

Source Patent Element
Suture guard coupled to prosthetic valve with adjustable positioning mechanism
PTD Variation
Suture guard applied to greenhouse air flow control valves with similar adjustable coupling
Obviousness Reasoning
Known technique of transferring protective valve interface design across technical domains, with predictable results of improved mechanical protection
Source Patent Element
Threaded coupling mechanism between suture guard and delivery sleeve
PTD Variation
Modular suture guard design for chemical processing plant valves with similar threaded interface
Obviousness Reasoning
Standard engineering practice of adapting modular connection technologies across different technical contexts, representing a finite set of predictable mechanical interface solutions
Source Patent Element
Leaflet frame securing mechanism
PTD Variation
Suture guard protecting fuel cell valve components from reactant exposure
Obviousness Reasoning
Recognized design strategy of using protective structural elements to isolate sensitive mechanical components from potentially damaging environmental interactions
Source Patent Element
Adjustable positioning of protective guard relative to valve structure
PTD Variation
Sensor-integrated suture guard for industrial process monitoring
Obviousness Reasoning
Obvious extension of existing protective interface design to incorporate additional functional capabilities using known technological integration techniques
35 U.S.C. § 103 Summary: Based on US Patent 11857410's disclosure of suture guard technology for prosthetic valves, the present publication demonstrates that a person having ordinary skill in the art would find the claimed variations obvious through predictable technological transfer and standard engineering adaptation techniques, thereby establishing prior art that anticipates and renders obvious substantially similar technological implementations across medical and industrial domains.

Original Patent Information

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