Enhanced Ventilation Mask with Dynamic Flow Control

Publication ID: 24-11857710_0006_PTD

Published: October 28, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Ventilation Mask with Dynamic Flow Control,” Published Technical Disclosure No. 24-11857710_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857710_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. 11,857,710.

Summary of the Inventive Concept

An improved ventilation mask with a dynamic flow control system, optimizing oxygen delivery to patients and addressing limitations of existing ventilation masks.

Background and Problem Solved

The original ventilation mask patent, while effective, has limitations in terms of gas flow optimization and maintenance. The present inventive concept addresses these limitations by introducing a dynamic flow control system, improving oxygen delivery efficiency, and enhancing patient comfort.

Detailed Description of the Inventive Concept

The enhanced ventilation mask features a gas manifold with a dynamic flow control system, capable of detecting a patient's breathing pattern and adjusting the gas flow rate accordingly. This system ensures optimal oxygen delivery, reducing waste and improving patient outcomes. The mask also includes a detachable gas manifold for easy maintenance and replacement. Additionally, the inventive concept incorporates an integrated sensor to monitor oxygen saturation levels and automatically adjust the gas flow rate. The modular design allows for customization of the ventilation mask to meet specific patient needs, with interchangeable gas manifolds offering different flow rates and geometries.

Novelty and Inventive Step

The dynamic flow control system, integrated sensor, and modular design are novel and non-obvious features that distinguish the present inventive concept from the original patent. These advancements provide a significant improvement in oxygen delivery efficiency, patient comfort, and maintenance convenience.

Alternative Embodiments and Variations

Alternative embodiments may include variations in the dynamic flow control system, such as using machine learning algorithms to optimize gas flow or incorporating additional sensors to monitor patient vital signs. Other variations may involve different materials or geometries for the gas manifold and mask body, or the integration of additional features, such as temperature control or humidity management.

Potential Commercial Applications and Market

The enhanced ventilation mask has significant commercial potential in the medical industry, particularly in hospitals, clinics, and home care settings. The inventive concept's ability to optimize oxygen delivery, improve patient comfort, and reduce maintenance costs makes it an attractive solution for healthcare providers and patients alike.

CPC Classifications

Section	Class	Group
A	A61	A61M16/085
A	A61	A61B5/082
A	A61	A61B5/6803
A	A61	A61M16/06
A	A61	A61M16/0611
A	A61	A61M16/0683
A	A61	A61M16/22
A	A61	A61M2202/0208
A	A61	A61M2205/6081
A	A61	A61M2230/43

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Medical Device Engineering, specifically respiratory support equipment and patient interface technologies, focusing on ventilation masks, gas delivery systems, and patient monitoring interfaces

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with expertise in respiratory support technologies, familiar with oxygen delivery systems, sensor integration, and adaptive medical device design, typically holding a BS/MS in biomedical engineering or related field

Obviousness Rationale

A PHOSITA would recognize that the dynamic flow control and sensor integration represent predictable engineering improvements to the existing ventilation mask design, utilizing known techniques in medical device adaptation and patient-specific optimization that naturally extend the source patent's foundational mask technology.

Obvious Combinations & Variations

Source Patent Element

Mask body with vent opening and patient cavity from US 11857710

PTD Variation

Adding integrated oxygen saturation sensor to dynamically adjust gas flow

Obviousness Reasoning

Incorporating patient monitoring sensors into medical devices is a known technique, and adapting sensor technology to modify gas delivery represents a predictable solution for improving patient care

Source Patent Element

Gas manifold with vectored gas ports

PTD Variation

Implementing machine learning algorithms to optimize gas flow based on breathing patterns

Obviousness Reasoning

Adaptive control systems are standard design approaches in medical technologies, and applying computational optimization to existing gas delivery mechanisms would be an obvious extension to a PHOSITA

Source Patent Element

Mask body with vent opening design

PTD Variation

Developing modular, interchangeable gas manifolds with different flow geometries

Obviousness Reasoning

Modular design is a common engineering strategy for medical devices, allowing customization while maintaining core functional principles, which would be an obvious design choice for a PHOSITA

Source Patent Element

Basic ventilation mask structure

PTD Variation

Adding temperature and humidity management features to gas delivery system

Obviousness Reasoning

Environmental control in respiratory devices is a well-established technique, and integrating such features represents a predictable improvement to existing mask technologies

Source Patent Element

Gas manifold sealingly engaged with mask body

PTD Variation

Creating detachable gas manifold for easier maintenance and replacement

Obviousness Reasoning

Designing medical devices with improved serviceability is a standard engineering approach, and creating modular components that can be easily replaced is an obvious solution to maintenance challenges

35 U.S.C. § 103 Summary: Based on the teachings of US 11857710 and the disclosed technical variations, a person having ordinary skill in the art would find the claimed innovations of the present publication to be obvious extensions of existing ventilation mask technologies, rendering potential patent claims covering similar adaptive gas delivery and sensor integration techniques unpatentable under 35 U.S.C. § 103 due to the predictable combination of known medical device design principles.

Original Patent Information

Patent Number	US 11,857,710
Title	Ventilation mask
Assignee(s)	SunMed Group Holdings, LLC