Adaptive Lacrimal Systems for Niche Environments

Publication ID: 24-11857461_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Adaptive Lacrimal Systems for Niche Environments,” Published Technical Disclosure No. 24-11857461_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857461_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. 11,857,461.

Summary of the Inventive Concept

This inventive concept adapts the original lacrimal system for drug delivery to cater to specific, high-demand environments, ensuring effective treatment in extreme conditions.

Background and Problem Solved

The original lacrimal system, while effective in general settings, falls short in addressing the unique challenges posed by high-altitude, desert, disaster relief, high-security, and extreme weather environments. This new concept addresses these limitations by incorporating specialized features to ensure optimal performance in these niche environments.

Detailed Description of the Inventive Concept

The inventive concept comprises a lacrimal system with a reservoir balloon, tube, and flow-limiting plug, tailored to operate effectively in specific environments. For high-altitude use, the system regulates fluid flow based on ambient air pressure. In desert climates, a protective sleeve and flexible under-wire bracing structure ensure the system's integrity. For disaster relief, a portable, compact design enables emergency medication delivery. In high-security settings, biometric authentication verifies user identity before dispensing medication. Finally, in extreme weather conditions, a thermal insulation layer maintains a consistent medication temperature.

Novelty and Inventive Step

The new claims introduce novel features, such as ambient air pressure regulation, protective sleeves, manual pumps, biometric authentication, and thermal insulation, which are non-obvious and distinct from the original patent.

Alternative Embodiments and Variations

Alternative embodiments could include adjusting the flow-limiting plug's material properties for varying environmental conditions, incorporating additional sensors for real-time monitoring, or developing specialized medication compositions for specific environments.

Potential Commercial Applications and Market

This inventive concept has significant commercial potential in industries such as aerospace, defense, disaster relief, and pharmaceuticals, where effective drug delivery in niche environments is crucial.

CPC Classifications

SectionClassGroup
A A61 A61F9/00772
A A61 A61F9/0017
A A61 A61M37/00
A A61 A61M31/002

Field of Art

Medical device engineering focused on ophthalmic drug delivery systems, specifically lacrimal system interventions with expertise in fluid management, biomedical materials, and environmental adaptation technologies

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with advanced degrees in bioengineering, experience in drug delivery system design, understanding of environmental constraints on medical technologies, and familiarity with adaptive medical device configurations

Obviousness Rationale

A person having ordinary skill would recognize that the source patent's fundamental lacrimal drug delivery system provides a flexible technological platform that can be readily adapted to specific environmental conditions. The PTD's variations represent predictable engineering modifications that address known challenges in drug delivery across different operational contexts. These adaptations leverage standard design techniques like protective structures, flow regulation mechanisms, and authentication systems that are well-established in medical device engineering.

Obvious Combinations & Variations

Source Patent Element
Reservoir balloon with exit port for fluid delivery
PTD Variation
Adding ambient air pressure regulation mechanism for high-altitude environments
Obviousness Reasoning
A PHOSITA would recognize that fluid delivery systems require pressure compensation, and modifying flow-limiting mechanisms based on environmental conditions is a standard engineering design approach with predictable results
Source Patent Element
Tube with multiple lumens for drug delivery
PTD Variation
Incorporating protective sleeve and flexible under-wire bracing for harsh environments
Obviousness Reasoning
Structural reinforcement of medical delivery systems is a known technique for improving device reliability, and a PHOSITA would find it obvious to add protective elements to enhance performance in challenging conditions
Source Patent Element
Medication delivery system with exit port
PTD Variation
Implementing biometric authentication before medication dispensation
Obviousness Reasoning
Security mechanisms for controlled substance delivery are well-established in medical technologies, and integrating user verification represents a predictable enhancement to existing drug delivery systems
Source Patent Element
Fluid reservoir for medication storage
PTD Variation
Adding thermal insulation layer to maintain consistent medication temperature
Obviousness Reasoning
Temperature stability is a critical consideration in drug delivery, and thermal management techniques are standard engineering solutions with known implementation strategies
Source Patent Element
Basic lacrimal system drug delivery configuration
PTD Variation
Creating portable, compact design for disaster relief scenarios
Obviousness Reasoning
Miniaturization and portability are standard design goals in medical device engineering, particularly for emergency and field-deployable medical technologies
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857461 and the disclosed variations, a person having ordinary skill in the art would find the claimed lacrimal system adaptations obvious and lacking inventive step. The proposed modifications represent predictable engineering solutions that would be readily conceived by a skilled practitioner seeking to extend drug delivery system performance across diverse operational environments, thereby rendering subsequent claims of novelty unpatentable under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,461
TitleLacrimal system for drug delivery
Assignee(s)The Regents of the University of Colorado, a body corporate