Specialized Patient Ventilation and Aspiration Systems

Publication ID: 24-11857725_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Patient Ventilation and Aspiration Systems,” Published Technical Disclosure No. 24-11857725_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857725_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. 11,857,725.

Summary of the Inventive Concept

A series of novel patient ventilation and aspiration systems adapted for specific, high-stakes operational environments, including high-altitude, disaster relief, high-security, extreme cold, and temporary medical facilities.

Background and Problem Solved

The original patient ventilating and aspirating system, while effective in general medical settings, has limitations when applied to unique operational environments. These environments require specialized adaptations to ensure reliable and safe patient care. The new inventive concept addresses these limitations by providing tailored solutions for specific niches.

Detailed Description of the Inventive Concept

The inventive concept comprises a range of systems and components designed to operate effectively in challenging environments. For high-altitude environments, the catheter mount is adapted to operate at low air pressures. In disaster relief situations, a portable ventilation and aspiration system is deployed to treat patients in the disaster zone. For high-security medical facilities, a secure locking mechanism and tamper-evident feature are integrated into the catheter tube connector. In extreme cold environments, the catheter mount is heated to prevent freezing of the catheter tube, and the aspirating assembly is insulated to maintain optimal operating temperatures. Finally, for temporary medical facilities, a modular ventilation and aspiration system with interchangeable components and a compact design enables easy setup and teardown.

Novelty and Inventive Step

The new claims introduce novel adaptations to the original patient ventilating and aspirating system, providing unique solutions for specific operational environments. The inventive step lies in the combination of specialized components and features that address the distinct challenges of each niche environment.

Alternative Embodiments and Variations

Alternative embodiments may include variations in materials, design, or functionality to further adapt the systems for specific environments. For example, the use of advanced materials could enhance the system's durability in extreme weather conditions, or the integration of sensors and monitoring systems could provide real-time feedback on system performance.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the medical device industry, particularly in the areas of critical care, emergency medicine, and specialized healthcare services. Target markets include hospitals, disaster relief organizations, and government agencies, as well as private companies providing medical services in challenging environments.

CPC Classifications

SectionClassGroup
A A61 A61M16/0463
A A61 A61M16/0465
A A61 A61M16/08
A A61 A61M16/0816
A A61 A61M16/0833
A A61 A61M16/0875
A A61 A61M16/109

Field of Art

Medical device engineering, specifically respiratory support systems and catheter tube connectors, with expertise in pneumatic medical interfaces, fluid transfer mechanisms, and modular medical equipment design

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with advanced degree, 3-5 years experience in respiratory support technologies, familiar with medical device adaptation strategies and environmental performance requirements

Obviousness Rationale

A PHOSITA would recognize that the disclosed variations represent predictable engineering adaptations of the source patent's fundamental catheter tube connector design, applying known techniques for environmental modification and operational context optimization. The core mechanical principles of the original patient ventilation system remain unchanged, with modifications representing standard design iterations addressing specific operational constraints. These adaptations demonstrate routine problem-solving within medical device engineering, utilizing well-established design modification strategies.

Obvious Combinations & Variations

Source Patent Element
Catheter mount with multiple passage configurations for patient and gas transport connections
PTD Variation
Adapting catheter mount to operate at low air pressures for high-altitude environments
Obviousness Reasoning
Predictable engineering solution using known pressure compensation techniques, representing a routine design modification for altitude-specific medical equipment
Source Patent Element
Connector with releasable locking feature using bayonet fitting
PTD Variation
Implementing secure locking mechanism with tamper-evident features for high-security medical facilities
Obviousness Reasoning
Known technique of enhancing existing locking mechanisms by adding security layers, representing a standard design evolution in medical device security
Source Patent Element
Catheter tube connector with modular component design
PTD Variation
Creating interchangeable components for temporary medical facilities with compact design requirements
Obviousness Reasoning
Applying standard modular design principles to existing medical device architecture, representing a predictable engineering optimization for deployment flexibility
Source Patent Element
Aspirating assembly with sealed passages
PTD Variation
Developing insulated aspirating assembly for extreme cold environments
Obviousness Reasoning
Utilizing known thermal management techniques to extend operational envelope of existing medical device design, representing a routine engineering adaptation
Source Patent Element
Patient ventilation system with transport conduit connections
PTD Variation
Portable ventilation system for disaster relief with rapid deployment capabilities
Obviousness Reasoning
Applying known medical device miniaturization and portability strategies to existing respiratory support technology, representing a standard design optimization
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed herein would have been obvious to a person having ordinary skill in the art at the time of invention, as they represent predictable engineering adaptations of US Patent 11857725's fundamental respiratory support system design. The disclosed modifications constitute routine problem-solving within medical device engineering, utilizing known techniques to optimize existing technologies for specific operational contexts, and therefore would not meet the non-obviousness requirements for patent protection.

Original Patent Information

Patent NumberUS 11,857,725
TitlePatient ventilating and aspirating system
Assignee(s)Fisher & Paykel Healthcare Limited