Adjustable Therapy Pillow Layout for Cervical Alignment
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Solution Overview
Problem
Conventional pillows fail to adequately support the neck and spine in various sleeping positions, leading to distortion and discomfort, and do not effectively prevent excessive side sleeping, which can cause chronic issues and health problems.
Innovation Solution
A universally adjustable pillow system with multiple pillows for different positions, featuring height and angle adjustment mechanisms, slide stops, and pressure sensors to ensure proper alignment and encourage balanced side sleeping.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a fixed-height pillow is used for side sleeping, then the pillow can provide support for the head, but it causes severe distortion of cervical vertebra and upper thoracic vertebra due to mismatched height
Solution Approach 1:
The pillow is divided into multiple height-adjustable sections or layers that can be configured in different combinations. This segmentation allows the pillow to provide precise height customization for side sleeping while maintaining structural support, thereby resolving the contradiction between fixed support and adaptable height.
Solution Approach 2:
The pillow incorporates dynamic adjustment mechanisms that allow users to modify pillow height and firmness according to their specific needs. This dynamic adaptability ensures proper cervical vertebra alignment for side sleepers while maintaining the reliability of spinal support.
2Reliability
If a high pillow is used for side sleeping, then the cervical vertebra alignment is improved, but the shoulder becomes overstressed and the shoulder blade is displaced
Solution Approach 1:
The pillow features differentiated zones with varying firmness and height characteristics. The head support area provides higher elevation for cervical alignment, while the shoulder contact area uses softer, lower-profile materials to reduce shoulder stress and prevent shoulder blade displacement, thus resolving the local contradiction between neck support and shoulder comfort.
3Device complexity
If a single pillow design is used for both back and side sleeping, then the device complexity is reduced, but the pillow cannot provide proper support for different sleeping positions
Solution Approach 1:
The pillow is designed as a multi-functional system that can accommodate both back and side sleeping positions through adjustable components. By integrating height adjustment mechanisms, angle regulation, and configurable firmness zones into a single pillow unit, the design achieves versatility without proportionally increasing complexity, maintaining reliability for different sleeping positions.
Solution Approach 2:
The pillow incorporates dynamic adjustment features that allow users to reconfigure the pillow structure according to their sleeping position. This dynamic adaptability enables a single pillow design to provide reliable support for both back and side sleeping without requiring multiple specialized pillows.
4Reliability
If the pillow height is increased for side sleeping, then the cervical support is improved, but the spine near the neck becomes higher than the spine near the wrist causing spinal distortion
Solution Approach 1:
The pillow implements localized height and firmness variations along its length. The cervical region provides elevated support to maintain proper neck alignment, while the thoracic region gradually transitions to lower profiles to ensure the spine remains parallel to the bed surface, preventing spinal distortion while maintaining cervical support.
Data Source
AI summary
A universally adjustable pillow for use in healthcare and/or therapy includes a base board (1), and pillows for, respectively, right lateral recumbency (4), supine recumbency (2), left lateral recumbency (5) and for the neck (3) that are arranged on said base board (1). The pillows for left and right lateral recumbency (5,4) each include an external cushion, a mechanism enabling adjustment to fit vertebral curvature (52, 42), a mechanism enabling adjustment to inhibit too great an angle of lateral tilt (53, 43) and height adjustment members (51, 41). The longitudinal axes of the pillows for left and right lateral recumbency (5, 4) are set an angles α and β to the longitudinal axis of the pillow for supine recumbency (2).