Advanced Bronchial Isolation Devices with Adaptive Valve Technology

Publication ID: 24-11857406_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Bronchial Isolation Devices with Adaptive Valve Technology,” Published Technical Disclosure No. 24-11857406_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857406_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. 11,857,406.

Summary of the Inventive Concept

This inventive concept presents a novel family of bronchial isolation devices with adaptive valve technology, enabling real-time optimization of airflow regulation during respiration. These devices address the limitations of existing bronchial isolation devices, providing improved treatment outcomes for patients with lung diseases.

Background and Problem Solved

Pulmonary diseases, such as chronic obstructive pulmonary disease (COPD), reduce the ability of one or both lungs to fully expel air during the exhalation phase of the breathing cycle. Existing bronchial isolation devices, as described in the original patent, have limitations in terms of airflow regulation, clogging, and lung tissue damage. The new inventive concept addresses these limitations by introducing adaptive valve technology, self-cleaning mechanisms, and integrated sensors for real-time monitoring of lung pressure and airflow dynamics.

Detailed Description of the Inventive Concept

The advanced bronchial isolation devices comprise a flow control device with an adaptive valve that dynamically adjusts its configuration in response to changes in lung pressure. This adaptive valve technology ensures optimal airflow regulation during respiration, providing improved treatment outcomes for patients with lung diseases. The devices may also include self-cleaning mechanisms to prevent clogging and ensure consistent airflow regulation over an extended period. Additionally, integrated sensors for real-time monitoring of lung pressure and airflow dynamics provide a feedback loop for optimized treatment of lung disease. The novel valve design minimizes turbulence and reduces the risk of lung tissue damage.

Novelty and Inventive Step

The new inventive concept's adaptive valve technology, self-cleaning mechanisms, and integrated sensors for real-time monitoring of lung pressure and airflow dynamics provide a significant improvement over existing bronchial isolation devices. The ability of the valve to dynamically adjust its configuration in response to changes in lung pressure is a novel and non-obvious feature that addresses the limitations of existing devices.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include variations in valve design, self-cleaning mechanisms, and sensor integration. For example, the valve could be designed with a different number of flaps or a varying angle of inclination. The self-cleaning mechanism could be implemented using different materials or geometries. The integrated sensors could be configured to monitor additional parameters, such as temperature or humidity.

Potential Commercial Applications and Market

The advanced bronchial isolation devices with adaptive valve technology have significant commercial potential in the medical device industry, particularly in the treatment of lung diseases such as COPD. The devices could be marketed to hospitals, clinics, and medical research institutions, providing a new generation of treatment options for patients with lung diseases.

CPC Classifications

SectionClassGroup
A A61 A61F2/04
A A61 A61M16/209
A A61 A61F2002/043
A A61 A61M2205/04

Field of Art

Medical device engineering focused on pulmonary intervention technologies, specifically bronchial isolation and flow control devices for treating lung diseases. Requires expertise in biomechanical design, fluid dynamics, and medical device manufacturing

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with advanced degree, 3-5 years experience in respiratory medical device design, familiar with fluid flow control mechanisms, implantable device fabrication, and pulmonary intervention techniques

Obviousness Rationale

A person of ordinary skill would recognize that the PTD's adaptive valve technology represents a predictable engineering extension of the source patent's fundamental bronchial isolation device design. The core valve mechanism remains substantially similar, with incremental improvements in dynamic configuration and sensor integration that would be considered routine optimization by a skilled practitioner. The variations represent standard design evolution within known technological constraints of bronchial intervention devices.

Obvious Combinations & Variations

Source Patent Element
Valve with first and second lips configured to extend longitudinally and contact each other in closed configuration
PTD Variation
Adaptive valve that dynamically adjusts configuration in response to lung pressure changes
Obviousness Reasoning
Predictable modification using known control mechanisms to enhance existing valve functionality, representing a standard design improvement approach
Source Patent Element
Flow control device for bronchial passageways with directional air flow regulation
PTD Variation
Integrated sensors for real-time monitoring of lung pressure and airflow dynamics
Obviousness Reasoning
Adding monitoring capabilities to existing flow control devices is a known technique for enhancing medical device performance, representing an obvious technological enhancement
Source Patent Element
Valve with inclined flaps oriented at specific angles to control air flow
PTD Variation
Self-cleaning mechanism to prevent valve clogging and ensure consistent airflow regulation
Obviousness Reasoning
Implementing maintenance and reliability improvements is a standard engineering approach when addressing potential device limitations, using finite identified solutions within the technical domain
Source Patent Element
Bronchial isolation device designed for lung disease treatment
PTD Variation
Programmable valve tailored to patient-specific lung anatomy and disease profile
Obviousness Reasoning
Personalization of medical devices through configurable parameters is a predictable design evolution, representing an obvious extension of existing technological capabilities
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in this Published Technical Disclosure would have been obvious to a person having ordinary skill in the art at the time of invention, when considered in light of US Patent 11857406. The incremental technological improvements represent routine optimization of known bronchial isolation device design principles, lacking the requisite non-obviousness for patent protection.

Original Patent Information

Patent NumberUS 11,857,406
TitleHigh resistance implanted bronchial isolation devices and methods
Assignee(s)Pulmonx Corporation