Wearable Sleep Posture Alert for Comfortable Position Correction

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Solution Overview

Problem

Current solutions for maintaining proper sleep positions during recovery from injuries or surgeries are inadequate, often being uncomfortable, bulky, and ineffective in preventing rolling into undesirable positions, thus hindering healing.

Innovation Solution

A lightweight, wearable wellness device with a pressure-activated trigger, battery-powered vibration and audible alerts, and adjustable intensity control, designed to gently alert users when they adopt undesirable sleep positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If specially designed pillows or braces and splints are used to restrict movement, then sleep position control is improved, but comfort and sleep quality deteriorate

Engineering Contradiction:
Improvesleep position controlVSAvoidcomfort and sleep quality
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces mechanical restriction systems (pillows, braces, splints) with a wearable device that uses vibration alerts to communicate sleep position information. The device detects sleep position through pressure sensors and provides feedback through vibration motors, allowing users to naturally adjust their positioning without mechanical constraints, thereby maintaining comfort while improving sleep position control.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent implements a feedback mechanism where the wearable device continuously monitors sleep position through pressure sensors and provides real-time feedback through vibration motors. This feedback loop enables users to become aware of their sleep position and make adjustments without needing mechanical restriction devices, resolving the contradiction between position control and comfort.

Inventive Principle:
Principle #23Feedback

2Stability of the object's composition

If cumbersome braces and splints are used to prevent rolling, then position stability is improved, but device size and complexity increase

Engineering Contradiction:
Improveposition stabilityVSAvoiddevice size and complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent extracts the essential function of position monitoring and alerting from complex mechanical braces and splints, creating a standalone wearable device that can be worn with existing sleepwear. The device uses minimal components (pressure sensors, vibration motors, microcontroller) to achieve position stability feedback, eliminating the need for bulky mechanical structures.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The wearable device is designed to be universally compatible with various sleepwear and body types, providing position stability feedback without requiring specialized mechanical braces. The device can be worn on different body parts (shoulder, arm, back) and works with existing pillows and bedding, reducing overall device complexity while maintaining position stability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Measurement precision

If existing sleep position management devices are used, then sleep position monitoring is improved, but user comfort and sleep disruption increase

Engineering Contradiction:
Improvesleep position monitoringVSAvoiduser comfort and sleep disruption
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The patent uses periodic vibration alerts rather than continuous mechanical restriction or constant monitoring. The device provides discrete vibration signals at specific intervals or when position changes are detected, allowing users to naturally adjust their sleep position without continuous intervention that would cause discomfort or sleep disruption.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The device allows users to adjust monitoring sensitivity and alert thresholds, changing parameters such as vibration intensity and detection sensitivity. This customization enables the device to provide accurate sleep position monitoring while adapting to individual user preferences and comfort levels, reducing sleep disruption.

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 device effectively promotes proper sleep posture by providing customizable alerts, ensuring users avoid aggravating positions, thereby enhancing recovery and comfort.

Implementation Method 1

a pressure-activated trigger disposed within the housing, wherein a large, sensitive, and easy-to-use activation button or sensor triggers an alert upon compression of the button or sensor

Methodology Applied
Scientific EffectPressure detection: Pressure Increase

Implementation Method 2

a battery-powered vibration unit capable of producing vibrations at varying intensities when the pressure-activated trigger is compressed

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS12478502B2Wellness device
Publication Date: 2025.11.25 DIEHL JR KENNETH
  • US12478502B2 patent drawing
  • US12478502B2 patent drawing
  • US12478502B2 patent drawing

AI summary

A wearable device for monitoring and correcting sleep posture designed to gently alert the users when they adopt a sleep position they need to avoid. The wearable device disclosed herein comprises a light weight and comfortable housing configured to be worn by a user on his arm or shoulder, a pressure-activated trigger disposed within the housing, a battery-powered vibration unit, and audible alert unit, an intensity control mechanism, and a secure attachment mechanism for affixing the device onto the user's shoulder or arm.