Massage Roller With Movable Arms for Trigger Point Pressure

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Solution Overview

Problem

Existing massage rollers fail to effectively target and relieve muscle tension at trigger points due to limited pressure application, leading to inadequate relief of muscle pain caused by repetitive movements.

Innovation Solution

Incorporation of movable protuberances and arms on the massage roller, which allow for increased pressure application and dynamic movement to target trigger points, combined with optional vibration mechanisms for enhanced relief.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If a traditional static massage roller is used, then the device is simple in structure, but it cannot effectively target and relieve muscle tension at trigger points due to limited pressure application

Engineering Contradiction:
Improvepressure applicationVSAvoidstructure
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by incorporating movable arms with protuberances that can dynamically adjust their position and apply variable pressure to trigger points. The arms are configured to move independently and can be positioned at different locations on the roller surface, allowing the device to adapt to different muscle groups and pressure requirements, thereby resolving the contradiction between simple structure and effective pressure application.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the roller into multiple functional components: a base roller structure and multiple independent movable arms with protuberances. Each arm can be independently positioned and adjusted to target specific trigger points, allowing localized pressure application without requiring the entire roller to be complex. This segmentation enables effective pressure application while maintaining relative structural simplicity.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If movable protuberances with arms are added to the massage roller, then pressure application and dynamic movement are improved, but the device complexity increases

Engineering Contradiction:
Improvedynamic movementVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent employs the nesting principle by placing the movable arms and protuberances within the roller structure, allowing them to be stored compactly when not in use. The arms can be retracted or positioned within the roller body, and the protuberances are nested within the arm structures. This nesting approach enables dynamic movement and adaptability while minimizing the increase in overall device complexity and size.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Length of moving object

If the arm length is greater than the roller diameter, then the protuberances can reach elevated positions for better trigger point targeting, but the arms may completely exit the roller

Engineering Contradiction:
Improvearm lengthVSAvoidarm position
Core Design Contradiction:
Length of moving objectVSStability of the object's composition

Solution Approach 1:

The patent applies preliminary action by incorporating retention features that prevent the arms from completely exiting the roller before they are needed. These features, such as stops or guides within the roller structure, preliminarily constrain the arm movement to ensure they remain positioned for effective trigger point targeting while allowing sufficient length for elevated positioning. This preliminary constraint maintains arm position stability while preserving the benefits of extended arm length.

Inventive Principle:
Principle #10Preliminary action

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 movable protuberances provide greater pressure and dynamic movement, effectively reducing muscle tension at trigger points, offering improved muscle pain relief compared to traditional static rollers.

Implementation Method 1

a resilient element configured to extend the one or more moveable protuberances to the first elevated position

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a vibration mechanism configured to vibrate the two or more moveable protuberances

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS12582572B2Massage roller with movable arm
Publication Date: 2026.03.24 WEGNER PAUL BRETT
  • US12582572B2 patent drawing
  • US12582572B2 patent drawing
  • US12582572B2 patent drawing

AI summary

Systems, devices, and methods for relieving muscle pain that may include a massage roller, one or more arms at least partially disposed within the massage roller, wherein each arm of the one or more arms has a length greater than the diameter of the massage roller and slides freely across the diameter of the massage roller; and two or more movable protuberances, where each of the two or more movable protuberances is disposed at each end of each arm.