Enhanced Subcutaneous Medical Implant for Optimized Drug Delivery

Publication ID: 24-11857671_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Subcutaneous Medical Implant for Optimized Drug Delivery,” Published Technical Disclosure No. 24-11857671_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857671_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. 11,857,671.

Summary of the Inventive Concept

An innovative subcutaneous medical implant device with advanced features, including optimized matrix structure, 3D printing, self-healing coating, real-time monitoring, and modular design, to provide improved drug delivery rates and patient outcomes.

Background and Problem Solved

The original patent addressed the limitation of initial drug 'burst' in existing drug implants, but the new inventive concept takes it a step further by introducing direct improvements and enhancements to the original design, tackling the inherent limitations of inconsistent drug delivery rates and device damage.

Detailed Description of the Inventive Concept

The enhanced subcutaneous medical implant device features an optimized matrix structure that reduces the initial drug burst and maintains a consistent drug delivery rate over an extended period. The device can be fabricated using a 3D printing process, enabling the creation of complex matrix channel shapes and sizes to achieve a controlled drug release profile. Additionally, the device is coated with a self-healing material that repairs cracks and damage, ensuring a consistent drug delivery rate. The device can be monitored and controlled in real-time using a sensor and controller system, allowing for adjustments to the drug delivery rate as needed. Furthermore, the modular design of the device enables easy customization and tailoring to individual patient needs, improving treatment outcomes.

Novelty and Inventive Step

The new inventive concept introduces a novel combination of optimized matrix structure, 3D printing, self-healing coating, real-time monitoring, and modular design, which collectively provide a non-obvious solution to the limitations of the original patent. The inventive concept's unique features and synergistic interactions between them result in a significant improvement in drug delivery rates and patient outcomes.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include variations in matrix structure, 3D printing materials, self-healing coating compositions, and sensor and controller systems. Additionally, the device could be adapted for use in different therapeutic areas or patient populations, further expanding its commercial potential.

Potential Commercial Applications and Market

The enhanced subcutaneous medical implant device has significant commercial potential in the medical device industry, particularly in the areas of drug delivery and patient outcomes. The device's advanced features and customizable design make it an attractive solution for pharmaceutical companies, hospitals, and healthcare providers seeking to improve patient care and reduce healthcare costs.

CPC Classifications

SectionClassGroup
A A61 A61K9/0024
A A61 A61K31/4468
A A61 A61K31/485
A A61 A61K45/06

Field of Art

Medical device engineering, specifically subcutaneous drug delivery implant systems, involving expertise in materials science, pharmaceutical formulation, biomedical engineering, and advanced manufacturing techniques

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device researcher with advanced degree, working knowledge of drug delivery systems, 3D printing technologies, materials engineering, and familiarity with implantable medical device design principles

Obviousness Rationale

A person having ordinary skill would recognize that the PTD's variations represent predictable engineering solutions to known challenges in drug delivery implants. The proposed modifications of 3D printing, matrix optimization, and real-time monitoring are logical extensions of the source patent's core teachings about controlling drug release profiles. These variations represent standard problem-solving approaches within the medical device engineering domain.

Obvious Combinations & Variations

Source Patent Element
Non-homogenous drug matrix for controlling delivery rate
PTD Variation
3D printed matrix with complex channel shapes to further control drug release
Obviousness Reasoning
Predictable design optimization using known additive manufacturing techniques to refine drug delivery geometry
Source Patent Element
Implant with coating to modulate drug release
PTD Variation
Self-healing coating that maintains consistent drug delivery integrity
Obviousness Reasoning
Known materials engineering approach to address potential implant degradation using advanced polymeric materials
Source Patent Element
Therapeutic drug delivery device with multiple drug types
PTD Variation
Real-time monitoring and adjustable drug delivery system
Obviousness Reasoning
Logical technological progression using integrated sensor technologies to enhance treatment precision
Source Patent Element
Subcutaneous medical implant with matrix composition
PTD Variation
Modular design enabling patient-specific customization
Obviousness Reasoning
Standard design approach in medical devices to improve patient outcomes through personalized configuration
Source Patent Element
Initial drug burst reduction mechanism
PTD Variation
Advanced matrix structure with controlled release profile
Obviousness Reasoning
Incremental engineering solution using known drug delivery principles to address performance limitations
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857671, a person having ordinary skill in medical device engineering would find the variations disclosed in this publication to represent obvious modifications to existing subcutaneous drug delivery implant technologies. The proposed technical solutions constitute predictable engineering variations that would be readily conceived by an ordinarily skilled practitioner seeking to optimize drug delivery performance and patient outcomes.

Original Patent Information

Patent NumberUS 11,857,671
TitleMedical implant