Enhanced Patient-Controlled Liquid Oral Medicine Dispenser and Deactivation System

Publication ID: 24-11857504_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Patient-Controlled Liquid Oral Medicine Dispenser and Deactivation System,” Published Technical Disclosure No. 24-11857504_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857504_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. 11,857,504.

Summary of the Inventive Concept

An advanced patient-controlled liquid oral medicine dispenser and deactivation system that improves safety, efficiency, and user experience through innovative features such as automatic over-dispensing prevention, real-time monitoring, smart suction adjustment, modular design, and personalized educational guidance.

Background and Problem Solved

The original patient-controlled liquid oral medicine dispenser and deactivation system, while providing a non-invasive medication administration route, still had inherent limitations. These included the risk of over-dispensing, potential diversion of medication, and maintenance challenges. The new inventive concept addresses these limitations by introducing novel features that enhance safety, efficiency, and user experience.

Detailed Description of the Inventive Concept

The enhanced system comprises a patient-controlled dispenser with a dosing container having a defined volumetric capacity. The dispenser is adapted to automatically detect and prevent over-dispensing of medication beyond the defined capacity. A real-time monitoring module tracks and prevents diversion of medication, ensuring safe self-administration of controlled substances. The system also features a smart suction apparatus that automatically adjusts suction pressure based on the viscosity of the liquid medicine, ensuring accurate dosing. Furthermore, the modular design allows for easy replacement of worn or damaged components, reducing maintenance costs and downtime. Additionally, a built-in educational module provides personalized guidance and instructions to patients on proper use and maintenance of the system.

Novelty and Inventive Step

The new claims introduce novel features that are not obvious from the original patent. Specifically, the automatic over-dispensing prevention, real-time monitoring, smart suction adjustment, modular design, and personalized educational guidance represent a significant inventive step beyond the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include variations in the design of the dosing container, suction apparatus, and monitoring module. For example, the dosing container could be designed with adjustable volumetric capacity, or the suction apparatus could be adapted for use with different types of liquid medications. Additionally, the system could be integrated with electronic health records or telemedicine platforms to further enhance patient care.

Potential Commercial Applications and Market

The enhanced patient-controlled liquid oral medicine dispenser and deactivation system has significant commercial potential in the healthcare industry, particularly in the areas of pain management, oncology, and pediatrics. The system's improved safety, efficiency, and user experience make it an attractive solution for healthcare providers and patients alike. Potential market opportunities include hospitals, clinics, and home healthcare providers.

CPC Classifications

SectionClassGroup
A A61 A61J7/0053
A A61 A61J1/22
G G16 G16H20/13
A A61 A61J2200/30
A A61 A61J2200/70

Field of Art

Medical Device Technology - Patient-Controlled Drug Delivery Systems, specifically focusing on oral liquid medication dispensers with safety and diversion prevention mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with expertise in pharmaceutical delivery systems, familiar with patient safety protocols, medical device design principles, and electronic monitoring technologies

Obviousness Rationale

A PHOSITA would recognize that the PTD's enhancements represent predictable technological improvements to the source patent's foundational liquid medication dispensing system. The additional features like real-time monitoring, smart suction adjustment, and educational guidance are logical extensions of existing medical device design principles addressing known challenges in patient-controlled medication administration. These variations represent incremental innovations that would be obvious to a skilled practitioner seeking to improve patient safety and device functionality.

Obvious Combinations & Variations

Source Patent Element
Dosing container with defined volumetric capacity and spillway
PTD Variation
Automatic over-dispensing prevention mechanism integrated into dosing container
Obviousness Reasoning
Implementing electronic volume detection is a known technique for preventing medication overdose, representing a predictable application of sensor and control technologies to an existing medical device design
Source Patent Element
Sealed waste receptacle for preventing medication diversion
PTD Variation
Real-time monitoring module to track and prevent medication diversion
Obviousness Reasoning
Expanding diversion prevention through electronic tracking is an obvious technological progression, utilizing standard monitoring technologies to enhance the existing safety mechanisms
Source Patent Element
Suction apparatus for liquid medication delivery
PTD Variation
Smart suction apparatus that adjusts pressure based on liquid viscosity
Obviousness Reasoning
Implementing adaptive control mechanisms for fluid delivery represents a standard engineering approach to improving device precision and performance, using well-established control system design principles
Source Patent Element
Patient-controlled liquid medicine dispenser
PTD Variation
Modular design allowing easy component replacement
Obviousness Reasoning
Designing medical devices with modular, replaceable components is a standard practice for improving maintenance, reducing costs, and enhancing device longevity
Source Patent Element
Patient medication administration system
PTD Variation
Built-in educational module providing personalized usage guidance
Obviousness Reasoning
Integrating user guidance and educational features is a predictable enhancement in medical device design, addressing user interface and patient safety considerations
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857504, a Person Having Ordinary Skill In The Art would find the technical variations disclosed herein to be obvious extensions of the prior art. The incremental innovations represent predictable technological improvements that would be readily conceived by a skilled practitioner seeking to enhance patient-controlled medication delivery systems, thus rendering potential patent claims obvious under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,504
TitlePatient-controlled liquid oral medicine dispenser and deactivation system
Assignee(s)Yale University