Enhanced Patient Ventilating and Aspirating System with Integrated Sensors and Sterilization

Publication ID: 24-11857725_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Patient Ventilating and Aspirating System with Integrated Sensors and Sterilization,” Published Technical Disclosure No. 24-11857725_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857725_0001_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

An improved patient ventilating and aspirating system incorporating self-cleaning mechanisms, integrated pressure and temperature sensors, UV light sterilization, and data analytics to enhance patient safety, reduce bacterial growth, and provide personalized treatment recommendations.

Background and Problem Solved

The original patient ventilating and aspirating system (Patent Title: 'Patient ventilating and aspirating system') has limitations in terms of bacterial growth, patient safety, and treatment customization. The new inventive concept addresses these limitations by introducing innovative features that improve the overall performance and safety of the system.

Detailed Description of the Inventive Concept

The enhanced system comprises a catheter mount with a self-cleaning mechanism to reduce bacterial growth, an integrated pressure sensor to monitor suction pressure and prevent tissue damage, and a catheter tube with an embedded temperature sensor to monitor patient airway temperature and adjust ventilation accordingly. Additionally, the system features a suction catheter tube connector with a built-in UV light sterilizer to reduce bacterial growth and improve infection control. An integrated data analytics module tracks patient ventilation and aspiration metrics, providing personalized treatment recommendations. The system's components work in harmony to ensure efficient, safe, and effective patient ventilation and aspiration.

Novelty and Inventive Step

The new claims introduce novel features that are non-obvious improvements over the original patent, including the self-cleaning mechanism, integrated pressure and temperature sensors, UV light sterilization, and data analytics module. These features collectively provide a significant enhancement to the original system, addressing specific limitations and improving overall performance.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include variations in the self-cleaning mechanism, such as using antimicrobial coatings or surface treatments, or alternative sterilization methods like ozone generation or hydrogen peroxide misting. The system could also be adapted for use in different medical procedures or environments, such as neonatal care or emergency response situations.

Potential Commercial Applications and Market

The enhanced patient ventilating and aspirating system has significant commercial potential in the medical device industry, particularly in the fields of critical care, anesthesia, and respiratory medicine. The system's advanced features and improved performance could appeal to hospitals, clinics, and healthcare providers seeking to enhance patient safety and treatment outcomes.

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 and ventilation systems with catheter and suction tube interfaces, requiring expertise in biomedical engineering, fluid dynamics, infection control, and medical device design

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with advanced degree, 3-5 years experience in medical device design, familiar with respiratory care technologies, infection control protocols, and sensor integration in medical systems

Obviousness Rationale

A PHOSITA would recognize that enhancing the source patent's catheter tube connector with integrated sensors, self-cleaning mechanisms, and data tracking represents predictable technological improvements addressing known limitations in patient ventilation systems. The proposed variations leverage standard engineering techniques and known medical device design principles to incrementally improve patient safety and system performance. These modifications represent logical extensions of existing medical device engineering practices.

Obvious Combinations & Variations

Source Patent Element
Catheter mount with multiple passages for patient connection and gas transport
PTD Variation
Adding integrated pressure and temperature sensors to monitor patient physiological parameters
Obviousness Reasoning
Sensor integration is a known technique in medical devices, and a PHOSITA would recognize the predictable benefit of real-time patient monitoring using standard sensor technologies
Source Patent Element
Suction tube connector design with potential bacterial contamination risks
PTD Variation
Incorporating UV light sterilization and self-cleaning mechanisms
Obviousness Reasoning
Infection control is a critical medical engineering challenge, and applying known sterilization techniques to existing device interfaces represents an obvious solution to reduce bacterial transmission
Source Patent Element
Basic catheter tube connector with mechanical locking features
PTD Variation
Adding data analytics module to track ventilation and aspiration metrics
Obviousness Reasoning
Digital tracking of medical device performance is a standard engineering approach, and integrating data collection capabilities represents a predictable technological progression
Source Patent Element
Patient ventilation system with mechanical connection interfaces
PTD Variation
Implementing antimicrobial surface treatments and alternative sterilization methods
Obviousness Reasoning
Material science and infection control techniques are well-established, and applying known surface treatments to medical devices is an obvious design optimization
Source Patent Element
Basic respiratory support system with limited monitoring capabilities
PTD Variation
Developing personalized treatment recommendation algorithms based on collected patient data
Obviousness Reasoning
Machine learning and data-driven medical recommendations are emerging standard practices, representing a logical extension of existing medical device engineering approaches
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857725 and the disclosed technical variations, a person having ordinary skill in the art would find the proposed enhancements to patient ventilation and aspiration systems to be obvious and predictable modifications. The incremental improvements in sensor integration, sterilization techniques, and data tracking represent standard engineering practices that would be readily conceived by a skilled practitioner without requiring inventive insight.

Original Patent Information

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