Microneedle-based Implantation Systems for Specialized Environments

Publication ID: 24-11857343_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Microneedle-based Implantation Systems for Specialized Environments,” Published Technical Disclosure No. 24-11857343_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857343_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. 11,857,343.

Summary of the Inventive Concept

A family of microneedle-based implantation systems tailored to address specific challenges in high-security, extreme weather, disaster relief, remote, and high-altitude environments.

Background and Problem Solved

The original patent disclosed methods for fabricating microneedles for general implantation purposes. However, these methods did not account for the unique demands of specialized environments, such as high-security settings, extreme weather conditions, disaster relief scenarios, remote or isolated locations, and high-altitude environments. The inventive concept addresses these limitations by adapting the microneedle fabrication methods to meet the specific needs of these niche markets.

Detailed Description of the Inventive Concept

The inventive concept comprises a series of systems and methods that leverage the original microneedle fabrication techniques to create implantation systems tailored to specific environments. For instance, the system for high-security environments incorporates a secure communication module to encrypt data transmitted between the implantable device and an external device. The method for extreme weather conditions utilizes a high-powered laser to ablate a section of the outer membrane, allowing for implantation in harsh environments. The portable microneedle fabrication device enables on-site fabrication in disaster relief scenarios, while the satellite communication module facilitates data transmission in remote or isolated locations. Finally, the pressure-resistant microneedle design allows for implantation at high altitudes above 10,000 feet.

Novelty and Inventive Step

The new claims introduce novel adaptations of the original microneedle fabrication methods to address the specific challenges of specialized environments. The inventive step lies in the recognition of the need for tailored solutions and the development of systems and methods that meet these unique demands.

Alternative Embodiments and Variations

Alternative embodiments may include modifications to the secure communication module, such as the use of quantum encryption or biometric authentication. Other variations may involve adapting the microneedle design for use in underwater or space environments. Additionally, the portable microneedle fabrication device could be miniaturized for use in wearable devices or integrated into autonomous systems.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in various industries, including healthcare, aerospace, defense, and disaster relief. The systems and methods disclosed could be used in a range of applications, from secure implantable devices for high-stakes individuals to implantable sensors for monitoring environmental conditions in extreme weather scenarios.

CPC Classifications

SectionClassGroup
A A61 A61B5/685
A A61 A61B5/1459
A A61 A61B5/1473
A A61 A61B5/6868
A A61 A61K41/0028
A A61 A61N1/0502
A A61 A61N1/0529
A A61 A61N1/0551
A A61 A61N5/0601
B B21 B21F45/008
A A61 A61B2562/12
A A61 A61N2005/0612
A A61 A61N2005/0651
B B23 B23K1/0008
B B23 B23K2101/32

Field of Art

Biomedical engineering, microsurgical device fabrication, and implantable medical technologies, with expertise in microneedle design, fabrication techniques, and specialized medical device deployment

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with advanced knowledge of microfabrication techniques, materials science, and surgical implantation methods, capable of adapting existing technologies to novel environmental challenges

Obviousness Rationale

A person having ordinary skill in the art would recognize that the source patent's microneedle fabrication method provides a fundamental platform for environmental adaptations. The PTD's variations represent predictable extensions of the core microneedle technology, applying known engineering principles to address specific deployment challenges. The modifications primarily involve adding communication, protective, or environmental adaptation modules to the base microneedle design, which would be considered routine engineering problem-solving for a skilled practitioner.

Obvious Combinations & Variations

Source Patent Element
Microneedle fabrication method using wire winding and brazing techniques
PTD Variation
Adapting microneedle design for high-altitude and extreme weather environments
Obviousness Reasoning
A PHOSITA would recognize that material selection and structural modifications to withstand pressure and temperature variations are standard engineering design choices with predictable outcomes
Source Patent Element
Wire-based microneedle with reversible engagement feature
PTD Variation
Adding secure communication and encryption modules to the implantable device
Obviousness Reasoning
Integrating communication technologies with medical implants is a known technique, and a skilled engineer would find it obvious to add data security features to an existing medical device platform
Source Patent Element
Microneedle fabrication method using tension and brazing
PTD Variation
Portable on-site microneedle fabrication for disaster relief scenarios
Obviousness Reasoning
Miniaturization and portability of medical device fabrication tools are predictable engineering improvements that would be obvious to a person skilled in the art
Source Patent Element
Wire-based microneedle with electrochemical etching for sharpening
PTD Variation
Laser ablation technique for membrane penetration in extreme environments
Obviousness Reasoning
Alternative membrane penetration techniques are well-known in the art, and substituting laser ablation for standard etching would be considered an obvious design variation
Source Patent Element
Microneedle fabrication using specific wire materials and dimensions
PTD Variation
Satellite communication integration for remote location data transmission
Obviousness Reasoning
Adding telemetry capabilities to medical implants is a known technique, and a PHOSITA would find it obvious to extend the microneedle platform to include remote communication features
35 U.S.C. § 103 Summary: Based on US Patent 11857343's microneedle fabrication method, the present publication demonstrates that the claimed variations in environmental adaptation, communication integration, and deployment techniques would have been obvious to a person having ordinary skill in the art at the time of the invention, thereby establishing prior art that anticipates and renders obvious substantially similar technological approaches.

Original Patent Information

Patent NumberUS 11,857,343
TitleMicroneedle fabrication and device implantation
Assignee(s)The Regents of the University of California