Specialized Vascular Occlusion Systems for Extreme Environments

Publication ID: 24-11857737_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Vascular Occlusion Systems for Extreme Environments,” Published Technical Disclosure No. 24-11857737_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857737_0009_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. 11,857,737.

Summary of the Inventive Concept

A family of low-profile occlusion balloon catheter systems tailored for specific, high-stress operational environments, including high-altitude, disaster relief, high-security, extreme weather, and remote emergency response situations.

Background and Problem Solved

The original patent for the low-profile occlusion balloon catheter system addressed the need for controlled occlusion and perfusion during vascular procedures. However, the original design may not be suitable for extreme environments where unique challenges arise. The new inventive concept adapts the original design to address these challenges, ensuring reliable and effective vascular occlusion in diverse, high-stress situations.

Detailed Description of the Inventive Concept

The new inventive concept encompasses a range of specialized systems, each tailored to a specific extreme environment. The high-altitude system features a low-profile occlusion balloon catheter adapted for reduced oxygen levels, with a control unit that adjusts perfusion rates based on ambient air pressure. The disaster relief system deploys the catheter in patients during natural disasters, controlling perfusion rates based on real-time environmental data. The high-security system integrates encryption and secure data transmission capabilities, receiving secure commands from authorized personnel. The extreme weather system controls perfusion rates based on real-time weather data, while the remote emergency response system features integrated satellite communication capabilities, receiving remote commands from emergency responders. Each system ensures reliable vascular occlusion in its respective environment.

Novelty and Inventive Step

The new claims introduce novel adaptations of the original occlusion balloon catheter system, addressing specific challenges in extreme environments. The inventive step lies in the integration of environment-specific features, such as ambient air pressure sensing, real-time environmental data, encryption, and satellite communication capabilities, which enable reliable vascular occlusion in high-stress situations.

Alternative Embodiments and Variations

Alternative embodiments may include systems for use in other extreme environments, such as space exploration or combat zones. Variations could include different catheter materials, balloon geometries, or control unit algorithms tailored to specific operational requirements.

Potential Commercial Applications and Market

The specialized vascular occlusion systems have significant commercial potential in various industries, including emergency medical services, disaster relief organizations, high-security facilities, and remote healthcare providers. The market for these systems is substantial, driven by the need for reliable and effective vascular occlusion in diverse, high-stress environments.

CPC Classifications

SectionClassGroup
A A61 A61M25/0068
A A61 A61B17/12036
A A61 A61M25/008
A A61 A61M25/0074
A A61 A61M25/1002
A A61 A61M25/104
A A61 A61M25/1006
A A61 A61M25/10182
A A61 A61B17/12045
A A61 A61B17/12109
A A61 A61B2017/00017
A A61 A61M25/007
A A61 A61M2025/0002
A A61 A61M2025/1052
A A61 A61M2025/1059
A A61 A61M2025/1081
A A61 A61M2025/1084
A A61 A61M2025/1086
A A61 A61M2025/1093

Field of Art

Medical device engineering, specifically interventional cardiology and vascular catheter systems, requiring advanced knowledge of medical device design, fluid dynamics, materials science, and biomedical engineering with expertise in catheter manufacturing and performance optimization

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with advanced degree, 5-7 years experience in catheter design, familiar with vascular intervention techniques, material adaptations, and control system integration for medical devices

Obviousness Rationale

A PHOSITA would recognize that the PTD's environmental adaptations represent predictable engineering variations of the source patent's fundamental occlusion balloon catheter design. The disclosed systems merely apply standard engineering techniques of sensor integration, environmental compensation, and communication protocols to an existing medical device architecture. These modifications represent logical extensions of known medical device design principles applied to a well-established catheter technology.

Obvious Combinations & Variations

Source Patent Element
Asymmetrical occlusion balloon with conical and spherical geometries
PTD Variation
Adapting balloon geometry for high-altitude or extreme environment performance
Obviousness Reasoning
A PHOSITA would recognize that balloon shape modifications are routine design choices to optimize performance under different environmental conditions, using predictable material and geometric adaptations
Source Patent Element
Flow valve for selective fluid communication
PTD Variation
Integrating environmental sensors and adaptive perfusion control
Obviousness Reasoning
Adding environmental sensing capabilities to an existing flow control mechanism represents a known technique for creating context-aware medical devices with predictable performance optimization
Source Patent Element
Proximal hub with catheter sections
PTD Variation
Adding secure communication and encryption layers to catheter control systems
Obviousness Reasoning
Implementing standard cybersecurity protocols into existing medical device communication architectures is a predictable engineering solution for enhancing device security and remote management
Source Patent Element
Vascular occlusion procedure methodology
PTD Variation
Extending catheter functionality for specific extreme environment scenarios
Obviousness Reasoning
Tailoring medical devices for specialized environments represents a standard design approach using known engineering adaptation techniques with foreseeable performance characteristics
Source Patent Element
Basic occlusion balloon catheter system
PTD Variation
Adding satellite communication and remote command reception capabilities
Obviousness Reasoning
Integrating communication technologies into medical devices is a routine engineering solution for expanding device functionality using well-established telecommunication protocols
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857737 and the comprehensive technical disclosure, a person having ordinary skill in the art would find the claimed variations of environment-specific vascular occlusion systems to be obvious extensions of existing medical device design principles. The disclosed adaptations represent predictable engineering modifications that would be apparent to a skilled practitioner without requiring inventive insight beyond standard medical device design methodologies.

Original Patent Information

Patent NumberUS 11,857,737
TitleSystem and method for low-profile occlusion balloon catheter
Assignee(s)PRYTIME MEDICAL DEVICES, INC.