PRP Storage Platform With Circular Agitation to Limit Aggregation

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Solution Overview

Problem

Existing methods for storing platelet-rich plasma (PRP) are limited by its short shelf-life due to platelet aggregation, necessitating improved apparatus and methods for extended storage.

Innovation Solution

An apparatus configured to reversibly receive a PRP container, featuring an agitator that moves the platform in a circular motion at 10-10,000 RPM, along with a retainer to secure the container and a temperature controller to maintain optimal conditions, thereby reducing activation and debris formation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If PRP is stored using conventional static storage methods, then the storage apparatus is simple, but the shelf-life is short due to platelet aggregation

Engineering Contradiction:
Improveshelf-life of PRPVSAvoidstorage apparatus complexity
Core Design Contradiction:
Duration of action of stationary objectVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transitioning from static storage to dynamic agitation. The storage device incorporates an agitator that moves the platform in a circular motion at controlled frequencies (10-10,000 RPM) to continuously mix the PRP, preventing platelet aggregation while extending shelf-life to up to eight days. This dynamic approach maintains platelet suspension without requiring complex additional systems.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements periodic action through controlled agitation cycles. The agitator operates at specific frequency ranges (10-10,000 RPM) to periodically redistribute platelets throughout the PRP sample. This periodic mixing action prevents continuous aggregation while avoiding excessive activation, achieving extended storage duration through rhythmical mechanical stimulation.

Inventive Principle:
Principle #19Periodic action

2Reliability

If PRP is stored without agitation, then the storage system is simple, but platelet aggregation occurs reducing quality

Engineering Contradiction:
ImprovePRP quality consistencyVSAvoidstorage system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device uses controlled dynamic agitation to maintain reliable PRP quality throughout the storage period. The agitator mechanism, operating within specific frequency parameters (10-10,000 RPM), ensures consistent platelet distribution and prevents aggregation-related quality degradation, making the storage system more reliable despite added mechanical complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies parameter changes by controlling agitation frequency within specific ranges (10-10,000 RPM) to optimize PRP quality maintenance. By adjusting this physical parameter, the system achieves reliable platelet suspension without excessive activation, balancing quality consistency with manageable device complexity.

Inventive Principle:
Principle #35Parameter changes

3Stability of the object's composition

If PRP is agitated at high speeds continuously, then platelet aggregation is prevented, but platelet activation and debris formation increase

Engineering Contradiction:
Improveplatelet suspension stabilityVSAvoidplatelet activation and debris
Core Design Contradiction:
Stability of the object's compositionVSObject-generated harmful factors

Solution Approach 1:

The patent uses periodic agitation at controlled frequencies (10-10,000 RPM) to maintain platelet suspension stability while minimizing continuous high-speed stress. The rhythmic mixing action redistributes platelets effectively without sustaining activation levels that lead to excessive debris formation, achieving a balance between suspension stability and platelet integrity.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system optimizes the agitation frequency parameter within the range of 10-10,000 RPM to achieve effective platelet suspension while minimizing activation. By carefully selecting and controlling this physical parameter, the device maintains stable platelet composition without generating harmful levels of activation or debris.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The apparatus extends the storage life of PRP to up to eight days, ensuring consistent quality for multiple applications by minimizing platelet activation and debris formation.

Implementation Method 1

an agitator configured to move the platform in a circular motion at a frequency of between 10 and 10,000 revolutions per minute (RPM)

Methodology Applied
Scientific EffectCircular motion agitation: Turbulence

Data Source

PatentUS12447473B2Apparatus for storing platelet-rich plasma
Publication Date: 2025.10.21 PPLUS SKIN CARE LTD
  • US12447473B2 patent drawing
  • US12447473B2 patent drawing
  • US12447473B2 patent drawing

AI summary

The disclosure provides an apparatus for storing platelet-rich plasma (PRP). The apparatus is configured to reversibly receive a platelet-rich plasma (PRP) container. The apparatus comprises a platform defining at least one recess configured to receive the PRP container therein; and an agitator configured to move the platform, and thereby agitate PRP stored in the PRP container. The agitator is configured to move the platform in a circular motion at a frequency of between 10 and 10,000 revolutions per minute (RPM).