Multi-Functional Back Accessibility Device
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Individuals with limited physical strength and mobility face challenges in performing basic personal care tasks, particularly reaching and grooming their backs, leading to dependence and reduced quality of life.
Innovation Solution
A multi-functional back accessibility device with a reconfigurable design featuring a handle with ergonomic grip, articulating members, and interchangeable cleaning heads, including bristles, loofah pads, and a razor, allowing for flexible reach and use on hard-to-reach areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If standard grooming tools are used, then the device is simple and inexpensive, but individuals with limited mobility cannot reach hard-to-reach areas of their body
Solution Approach 1:
The device is divided into multiple articulating segments (handle, middle member, end member) connected by fasteners, allowing each segment to move independently and extend the overall reach distance while maintaining manageable complexity through modular design
Solution Approach 2:
The device incorporates dynamic articulating joints with ranges of motion from 0 to 359 degrees, enabling the structure to adapt its configuration for reaching different body areas while providing stability during use through motion-stop features
2Adaptability or versatility
If a fixed single-function device is used, then the device structure is simple, but the device cannot perform multiple personal care tasks
Solution Approach 1:
The device integrates multiple cleaning heads (bristles, loofah pads, massage rollers, razors) that can be attached to the end member, allowing a single device structure to perform various personal care tasks including washing, exfoliating, massaging, and shaving
Solution Approach 2:
The knuckle mechanism with spring tension and 45 to 95-degree range provides dynamic adjustment capability, allowing the device to adapt its configuration for different cleaning heads and task requirements while maintaining operational simplicity
3Ease of operation
If an articulated device with multiple degrees of freedom is used, then the device can reach all areas of the back, but the device becomes difficult to control and stabilize
Solution Approach 1:
The fasteners incorporate motion-stop features that provide dynamic range control (0 to 359 degrees), allowing the articulated joints to move freely within safe limits while automatically stabilizing at predetermined positions during use
Solution Approach 2:
The knuckle mechanism uses spring tension to provide variable resistance and positioning force, changing the mechanical parameters of the joint to balance flexibility for reaching with stability for control
Data Source
AI summary
A multi-functional back accessibility device is provided comprised of a handle with at least one grip designed for user comfort and control, potentially including a wing support feature. The handle is connected to a middle member through a fastener, allowing articulation between 0 and 359 degrees, and the middle member attaches to an end member via a similar fastener, offering flexibility during use. The fasteners, including hinges with motion-stop features, enable the device to flex for efficient backwashing. A cleaning head, which can include bristles, loofah pads, or other attachments like massage rollers, is attached to the end member. The device may also feature telescopic elements to adjust length and is designed for ease of storage and articulation.