Hinge-Attached Back Pillow for Side-Sleeping Position Maintenance
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Solution Overview
Problem
Individuals often unconsciously shift to supine positions during sleep, which can lead to health issues like sleep apnea and snoring, and existing solutions like restraining pillows cause discomfort and psychological stress.
Innovation Solution
A lightweight, elongate back pillow with a rotational hinge attachment and front pillows positioned at the knees or chest to create a three-dimensional frame of reference, allowing the body to maintain a side-sleeping orientation without physical restriction, using a combination of attachment structures and inflatable materials for comfort and flexibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If restraining pillows are used to prevent supine positions, then sleep position control is improved, but user comfort and psychological stress are worsened
Solution Approach 1:
The device is divided into multiple independent pillows (back pillow, side pillow, knee pillow) that work together to maintain side-sleeping position. Each pillow segment provides specific support functions, allowing the system to achieve reliable position control without the need for a single restrictive device that causes discomfort.
Solution Approach 2:
The back pillow acts as an intermediary element that creates a subconscious expectation of support without directly restraining the body. By positioning the back pillow to appear as if it should be present, the device guides users to maintain side-sleeping positions voluntarily, eliminating the psychological stress associated with physical restraint.
2Stability of the object's composition
If physical restriction devices are used to maintain side-sleeping position, then position stability is improved, but user comfort is worsened
Solution Approach 1:
The attachment structure incorporates a hinge mechanism that allows the back pillow to rotate between a inserted position (during sleeping) and a removed position (during waking). This dynamic design enables the device to provide stable position support during sleep while allowing easy access and adjustment during the day, maintaining both stability and ease of operation.
Solution Approach 2:
Each pillow is designed with specific local qualities tailored to its function: the back pillow uses soft, comfortable materials for subconscious support; the side pillow provides firm support at the shoulder to prevent rolling; and the knee pillow offers targeted support to maintain hip alignment. This localized optimization of material and structure properties ensures comfort while maintaining position stability.
3Reliability
If multiple pillows are used to create three-dimensional frame of reference, then position control effectiveness is improved, but device complexity is worsened
Solution Approach 1:
Multiple pillows are connected through attachment structures (straps, clips, or stitching) to form an integrated side-sleeping position maintenance system. The back pillow, side pillow, and knee pillow are merged into a coordinated unit that works together to create a three-dimensional frame of reference, achieving effective position control while simplifying the user experience compared to using separate, unconnected pillows.
Solution Approach 2:
The back pillow serves multiple functions: it provides subconscious positional guidance, creates the illusion of support to inhibit supine positions, and can be adjusted between inserted and removed states. This multi-functionality reduces the need for additional separate devices, managing complexity while maintaining position control effectiveness.
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 system effectively maintains a side-sleeping position by providing a subconscious expectation of support, reducing discomfort and stress, and over time, the body learns to inhibit supine positions, improving sleep quality and health outcomes.
Implementation Method 1
The attachment structure provides sufficient flexibility to allow the pillow to bi-directionally rotate with respect to and rest against the individual's back
Implementation Method 2
a light weight, elongate, back pillow having a longitudinal axis and being configured to rest at a back side of the individual when reclined in a side-sleeping orientation
Data Source
AI summary
A device and method for enabling an individual located on a bed to sustain a side-sleeping orientation on either a left or right side. The device comprises a light weight, elongated back pillow having a longitudinal axis and being configured to assume a rest position at a hack side of the individual and proximate to an adjacent surface of a bed when reclined in a side-sleeping orientation. The back pillow includes a hinge-like attachment structure which is positioned along a longitudinal edge of the pillow to secure the pillow to the individual's bed clothing. The attachment structure provides sufficient rotation to allow the pillow to rotate to the rest position in response to the force of gravity, ready to be engaged in a partial captured configuration between the individual's back and bed surface upon initial rotation of the individual from the side-sleeping orientation toward a supine sleeping position. Additionally, at least one front pillow is positioned and configured for concurrent positioning to a front portion of the individual at a knee and/chest location to complete a three-dimensional frame of reference for sleep position with respect to a bed surface and for developing an expectation within the individual's mind that the presence of the at least one front pillow indicates concurrent, probable presence of the back pillow capable of blocking rotation of the individual to a supine position.