Published Technical Disclosure Archive

Specialized Clot Retrieval Devices for Extreme Environments

Publication ID: 24-11857210_0004_PTD
Published: November 07, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Clot Retrieval Devices for Extreme Environments,” Published Technical Disclosure No. 24-11857210_0004_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857210_0004_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. 11,857,210.

Summary of the Inventive Concept

This inventive concept adapts the original clot retrieval device for use in extreme weather conditions, disaster relief, high-security environments, remote areas, and extreme altitude environments, providing tailored solutions for specific markets.

Background and Problem Solved

The original clot retrieval device is limited in its ability to operate effectively in extreme environments. This new concept addresses these limitations by incorporating specialized materials, designs, and features that enable the device to function reliably in these unique settings, ensuring timely and effective clot removal.

Detailed Description of the Inventive Concept

The inventive concept comprises a series of clot retrieval devices, each tailored to a specific extreme environment. For example, the device for extreme weather conditions features a temperature-resistant material, while the device for high-security environments incorporates tamper-evident materials. The device for remote areas includes a portable sterilization unit and real-time video transmission capabilities. These specialized designs enable the devices to withstand extreme temperatures, pressure changes, and other environmental stressors, ensuring successful clot removal.

Novelty and Inventive Step

The new claims introduce novel features and materials that significantly improve the device's performance in extreme environments, providing a non-obvious solution to the limitations of the original patent. The inventive step lies in the adaptation of the original device to these specific niche markets, demonstrating a high degree of creativity and innovation.

Alternative Embodiments and Variations

Alternative embodiments could include devices with adjustable temperature resistance, modular designs for easy maintenance, or integrated sensors for real-time clot monitoring. Variations could also include devices optimized for specific types of clots or blood vessels, further expanding the scope of the inventive concept.

Potential Commercial Applications and Market

The specialized clot retrieval devices have significant commercial potential in various industries, including healthcare, disaster relief, and aerospace. Target markets include hospitals, emergency response teams, and remote medical facilities, offering a competitive advantage in these niche areas.

CPC Classifications

SectionClassGroup
A A61 A61B17/221
A A61 A61B90/39
A A61 A61F2/013
A A61 A61B17/320725
A A61 A61B2017/00867
A A61 A61B2017/2215
A A61 A61B2017/2217
A A61 A61B2017/22034
A A61 A61B2017/22079
A A61 A61B2017/22094
A A61 A61B2090/3966
A A61 A61F2002/016
A A61 A61F2230/008
A A61 A61F2230/0091

Field of Art

Medical device engineering, specifically interventional medical devices for vascular clot retrieval, requiring expertise in biomaterials, device design, fluid dynamics, and minimally invasive medical technologies

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with advanced degree, 3-5 years experience in medical device design, familiar with catheter-based interventional techniques, material science, and vascular anatomy, capable of adapting existing device designs to novel environments and use cases

Obviousness Rationale

A PHOSITA would recognize that the fundamental clot retrieval mechanism remains consistent across the PTD variations, with environmental adaptations representing predictable design modifications using known materials and techniques. The core expandable structure and clot engagement principles from the source patent are preserved, with incremental improvements that would be considered routine engineering problem-solving in medical device development.

Obvious Combinations & Variations

Source Patent Element
Expandable structure with constrained and deployed configurations for clot engagement
PTD Variation
Adding temperature-resistant and pressure-resistant materials to maintain device functionality in extreme environments
Obviousness Reasoning
Material selection for environmental durability is a standard engineering design choice, with numerous biocompatible and performance-enhanced materials readily available in medical device engineering
Source Patent Element
Clot pinching configuration with variable cell sizes and radial forces
PTD Variation
Incorporating modular design and integrated sensors for real-time clot monitoring
Obviousness Reasoning
Enhancing diagnostic capabilities through sensor integration is a predictable technological progression, representing an obvious improvement to existing medical device technologies
Source Patent Element
Device configured for moving through blood vessels and engaging clots
PTD Variation
Adding remote communication and video transmission capabilities for disaster relief and remote area deployment
Obviousness Reasoning
Integrating telecommunication technologies into medical devices is a well-established trend, representing an obvious extension of existing device capabilities using standard communication modules
Source Patent Element
Clot retrieval device with configurable structural elements
PTD Variation
Developing specialized versions for high-security environments with tamper-evident materials
Obviousness Reasoning
Adapting device materials for specific security requirements represents a routine engineering solution using known material science principles
Source Patent Element
Expandable structure with variable diameter ratios
PTD Variation
Creating devices optimized for specific blood vessel types and clot characteristics
Obviousness Reasoning
Tailoring medical devices to specific anatomical variations is a standard design approach in interventional medical technology
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857210 and the published technical disclosure, a person having ordinary skill in the art would find the claimed variations obvious, as they represent predictable extensions of existing clot retrieval device technologies through routine engineering modifications, material selections, and environmental adaptations that would be apparent to a skilled practitioner in medical device design.

Original Patent Information

Patent NumberUS 11,857,210
TitleClot retrieval device for removing clot from a blood vessel
Assignee(s)Neuravi Limited