Enhanced Syringe System for Efficient Medication Mixing

Publication ID: 24-11857498_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Syringe System for Efficient Medication Mixing,” Published Technical Disclosure No. 24-11857498_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857498_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. 11,857,498.

Summary of the Inventive Concept

An improved syringe system that incorporates temperature control, pressure monitoring, UV light sterilization, and filtering to ensure efficient, safe, and uniform mixing of medication components.

Background and Problem Solved

The original syringe system patent has limitations in terms of mixing efficiency, contamination risk, and lack of control over the mixing process. The new inventive concept addresses these limitations by introducing advanced features that enhance the overall performance and safety of the syringe system.

Detailed Description of the Inventive Concept

The enhanced syringe system comprises a first syringe with a temperature control element to maintain a predetermined temperature for optimal mixing, a pressure sensor to monitor the pressure during mixing, and a UV light sterilization element to sterilize the components prior to mixing. The second syringe includes a mixing element to facilitate uniform mixing, a valve to control the flow rate of the mixed components, and a filter to remove impurities from the mixed components. The system allows for real-time monitoring and adjustment of the mixing process to minimize contamination and ensure uniform mixing.

Novelty and Inventive Step

The new claims introduce novel features that significantly improve the original syringe system, including temperature control, pressure monitoring, UV light sterilization, and filtering. These features provide a non-obvious solution to the limitations of the original patent, offering a substantial improvement in mixing efficiency, safety, and overall performance.

Alternative Embodiments and Variations

Alternative embodiments of the enhanced syringe system could include variations in the temperature control element, such as using thermoelectric cooling or heating, or incorporating advanced sensors for real-time monitoring of the mixing process. Other variations could include different types of valves, filters, or sterilization elements to accommodate specific medication requirements or user preferences.

Potential Commercial Applications and Market

The enhanced syringe system has significant commercial potential in the pharmaceutical and healthcare industries, particularly in applications where precise and efficient mixing of medication components is critical. The system's advanced features and improved performance make it an attractive solution for hospitals, clinics, and pharmaceutical manufacturers seeking to enhance patient safety and reduce medication errors.

CPC Classifications

SectionClassGroup
A A61 A61J1/2089
A A61 A61M5/1782
A A61 A61M5/3135
A A61 A61M2205/02

Field of Art

Medical device engineering, specifically pharmaceutical delivery systems and syringe technologies, focusing on multi-component medication mixing systems with advanced mechanical and functional design

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with expertise in pharmaceutical delivery systems, advanced materials, sensor integration, and sterile medical device manufacturing, typically holding a master's degree or equivalent professional experience

Obviousness Rationale

A person having ordinary skill would recognize that the enhanced syringe system represents predictable technological improvements using known techniques in medical device design. The PTD's additions of temperature control, pressure monitoring, and sterilization elements are logical extensions of existing syringe system technologies. These variations solve known challenges in medication mixing by applying standard engineering approaches to improve functionality and safety.

Obvious Combinations & Variations

Source Patent Element
Two-component syringe system with coupling mechanism
PTD Variation
Adding temperature control element to first syringe to maintain optimal mixing conditions
Obviousness Reasoning
Temperature regulation is a known technique in pharmaceutical processing, and a PHOSITA would recognize that controlling mixing temperature improves component interaction and stability
Source Patent Element
Syringe system with multiple material components
PTD Variation
Incorporating pressure sensors and flow control valves to monitor and regulate mixing process
Obviousness Reasoning
Sensor integration for process monitoring is a standard engineering approach in medical device design, representing a predictable solution to ensuring consistent medication preparation
Source Patent Element
Modular syringe design allowing component interaction
PTD Variation
Adding UV sterilization and filtering elements to reduce contamination risk
Obviousness Reasoning
Sterilization techniques are well-known in medical device engineering, and a PHOSITA would recognize these as standard methods to improve device safety and performance
Source Patent Element
Polypropylene and cyclic olefin copolymer material selection
PTD Variation
Exploring alternative material configurations for temperature control and sensor integration
Obviousness Reasoning
Material selection for enhanced functionality is a routine design choice for a skilled practitioner, representing an obvious approach to improving device performance
Source Patent Element
Basic two-syringe coupling mechanism
PTD Variation
Implementing advanced monitoring and control features for precise medication preparation
Obviousness Reasoning
Incremental technological improvements using known techniques represent a predictable evolution of existing medical device technologies
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857498 and the technological context of medical device engineering, the variations disclosed herein would be obvious to a person having ordinary skill in the art. The incremental technological improvements represent predictable extensions of existing syringe system technologies, utilizing standard engineering techniques to enhance medication mixing, monitoring, and safety processes.

Original Patent Information

Patent NumberUS 11,857,498
TitleSyringe system
Assignee(s)Indivior UK Limited