Microneedle Array for Painless Bioactive Delivery

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Solution Overview

Problem

Existing methods of administering treatments to the human body are limited, often causing pain, bruising, and gastrointestinal side effects, and do not efficiently deliver bioactive agents to their target locations without diminishing their biological activity.

Innovation Solution

The Aquagold Technology (AQT) method, which involves delivering therapeutic, nutraceutical, and aesthetic compounds directly into the skin layers using a micro transjection-like approach, avoiding hepatic, renal, or gastrointestinal filtration and absorption, thereby ensuring bioactive agents reach their target location without extraneous factors affecting their activity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional injection methods are used to deliver bioactive agents, then delivery efficiency is improved, but pain, bruising, and bleeding occur

Engineering Contradiction:
Improvedelivery efficiencyVSAvoidpain, bruising, and bleeding
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The injection device is segmented into multiple fine needles arranged in an array, allowing distributed delivery of bioactive agents across multiple injection sites. This segmentation reduces the trauma caused by each individual needle while maintaining overall delivery efficiency through parallel injection pathways.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The needle array is designed with varying needle lengths, angles, and depths to match the specific anatomical requirements of different treatment areas. This local customization optimizes delivery efficiency for each region while minimizing harmful effects by adapting to local tissue characteristics.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If oral administration is used to deliver bioactive agents, then ease of administration is improved, but gastrointestinal filtration and absorption diminish biological activity

Engineering Contradiction:
Improveease of administrationVSAvoidbiological activity retention
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The invention extracts the bioactive agents from the gastrointestinal environment entirely by delivering them directly into the dermal layer through injection. This eliminates the harmful filtration and absorption processes that occur in the digestive system while preserving the full biological activity of the compounds.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The dermal layer serves as an intermediary delivery route that bypasses the gastrointestinal system. By injecting bioactive agents directly into the skin, the invention uses the dermis as a mediator to transport compounds systemically without exposing them to digestive enzymes and filtration mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Object-affected harmful factors

If topical application is used to deliver bioactive agents, then non-invasiveness is improved, but efficacy and bioactivity are significantly reduced

Engineering Contradiction:
Improvenon-invasive deliveryVSAvoidefficacy and bioactivity
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The invention uses a partial injection approach where only the epidermal and dermal layers are penetrated, stopping before reaching deeper subcutaneous tissues. This partial action maintains non-invasiveness while achieving sufficient efficacy by delivering bioactive agents directly to the target skin layers where they can be absorbed systemically.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The invention transitions from two-dimensional topical surface application to three-dimensional subcutaneous injection. By moving the delivery method into the depth dimension of the skin, the invention achieves significantly improved bioactivity and efficacy while maintaining relative non-invasiveness through shallow needle penetration.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Object-affected harmful factors

If micro needle patches are used to deliver bioactive agents, then pain reduction is improved, but onset of delivery is delayed and aesthetic limitations exist

Engineering Contradiction:
Improvepain reductionVSAvoidonset of delivery time
Core Design Contradiction:
Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The injection device uses dynamic needle penetration where the needles are inserted at controlled speeds and depths, adjusting in real-time based on tissue resistance and treatment requirements. This dynamic approach maintains pain reduction while achieving rapid onset of delivery by optimizing penetration parameters during the procedure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention uses rapid needle insertion that quickly penetrates the epidermal barrier and delivers bioactive agents directly into the dermal layer. This rushing through the skin barrier minimizes the time agents are exposed to degradation and accelerates onset of delivery while keeping the procedure brief enough to minimize patient discomfort.

Inventive Principle:
Principle #21Skipping (Rushing through)

Data Source

PatentUS10980865B2Direct application system and method for the delivery of bioactive compositions and formulations
Publication Date: 2021.04.20 AQUAVIT PHARMA
  • US10980865B2 patent drawing
  • US10980865B2 patent drawing
  • US10980865B2 patent drawing

AI summary

The embodiments relate to improved skin quality, health and appearance using a new delivery method and certain bioactive compositions and formulations. The system incorporates microneedle delivery technology with unique compositions and formulations. Such development allows for the pursuit of personalized medicine, or treatment delivery that can expand to remote controlled environment, immediate compounding and ultimate personalization with a state of the art longitudinal data predictive analytics. Certain formulations described herein are unique, combinatory and synergistic. Secured by high-tech proprietary system, there are unlimited potentials using AQT technology including but not limited to 3-D printing of a biodegradable micro chips that can be delivered via injection, AQT or any other possible route.