Gravity Back Stretcher with Hinged Segments for Spinal Decompression
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Solution Overview
Problem
Conventional consumer devices for spinal alignment and pain relief often pose safety risks, are ineffective, and require expensive and time-consuming chiropractic treatments, with inversion tables causing blood pressure issues and cervical spine tension.
Innovation Solution
A foldable, transportable, and lightweight orthopedic back stretcher with hinged side portions and support surfaces that allow gravity to stretch and align the spine without mechanical force, specifically designed to avoid the cervical spine and provide stability and cushioning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If inversion tables are used to stretch the spine, then spinal alignment is improved, but blood pressure increases and blood flows excessively to the head
Solution Approach 1:
Instead of inverting the entire body as in conventional inversion tables, this device inverts only the torso portion while keeping the head and legs in a safe position. The user lies supine on the inclined surface with the head supported at the upper end, allowing gravitational decompression of the spine without causing excessive blood flow to the head or dangerous blood pressure increases.
2Reliability
If neck slings are used to stretch the cervical spine, then cervical vertebrae are realigned, but the risk of major injury increases due to unsupervised stretching
Solution Approach 1:
This device extracts the cervical spine from the stretching process entirely. By designing an inclined surface that supports the head and upper torso, the device allows gravitational decompression to act on the thoracic and lumbar regions while the cervical spine remains supported and protected, eliminating the risk of unsupervised cervical stretching injuries.
3Reliability
If chiropractic treatment is used for spinal alignment, then spinal issues are treated effectively, but the treatment is expensive and time consuming
Solution Approach 1:
This device enables users to perform spinal decompression at home without requiring professional chiropractors or clinical settings. By providing a portable inclined surface that utilizes gravity for automatic decompression, the device allows individuals to treat their own spinal alignment issues conveniently, eliminating the need for expensive and time-consuming professional treatments.
4Stability of the object's composition
If a rigid structure is used for the back stretcher, then stability is improved, but the device becomes difficult to transport and store
Solution Approach 1:
The back stretcher is divided into multiple hinged segments including a head support portion, an inclined surface portion, and a leg support portion. These segmented components can be folded relative to each other along hinge joints, allowing the device to collapse into a compact configuration for easy transport and storage, while maintaining structural stability when assembled for use.
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 orthopedic back stretcher effectively stretches and aligns the spine using gravity, providing pain relief and decompression without the risks associated with inversion tables, offering a safe and convenient at-home solution for spinal issues.
Implementation Method 1
a structure for conveniently stretching and/or aligning the spine using gravity safely and without additional force
Data Source
AI summary
An orthopedic back stretcher includes a back portion, a first side portion hingedly connected to the back portion and having a first support surface, and a second side portion hingedly connected to the back portion and having a second support surface. An orthopedic back stretcher kit and methods of using the orthopedic back stretcher and/or orthopedic back stretcher kit are also provided.


