Infant Hip Stabilizer with Modular Straps and Protective Cover
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Solution Overview
Problem
Current joint stabilizers, such as the Pavlik harness, are complex, cumbersome, and prone to skin irritation, with parents often misadjusting straps, leading to treatment noncompliance and skin breakdown in infants with developmental dysplasia of the hip.
Innovation Solution
A compact stabilizer system with adjustable Velcro-based straps and a protective cover that allows easy application and adjustment by medical professionals while preventing tampering by caregivers, featuring a design that includes shoulder, hip, and leg straps made from breathable, eco-friendly materials like bamboo fabric and EVA foam, ensuring proper alignment and comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional joint stabilizers like Pavlik harness are used, then hip stabilization function is achieved, but device complexity and skin irritation increase
Solution Approach 1:
The stabilizer is divided into multiple independent strap components (shoulder straps, hip straps, leg straps) that can be adjusted and positioned separately. Each strap functions as an independent module, allowing for customized fitting while maintaining overall system simplicity. This segmentation enables the complex function of hip stabilization to be achieved through simple, modular components.
2Reliability
If traditional joint stabilizers are used, then hip stabilization function is achieved, but skin irritation and breakdown occur
Solution Approach 1:
The stabilizer uses flexible fabric straps instead of rigid structures. The straps are made from soft, breathable materials that conform to the infant's body contours, distributing pressure evenly and reducing skin irritation. The flexible nature of the straps allows them to move with the infant without causing chafing or breakdown.
Solution Approach 2:
The stabilizer employs adjustable strap lengths and fastening mechanisms that allow customization of pressure distribution. By changing the parameters of strap tension and positioning, the system achieves effective hip stabilization while minimizing harmful pressure points on the skin.
3Reliability
If traditional joint stabilizers are used, then hip stabilization function is achieved, but ease of operation decreases due to misadjustment by caregivers
Solution Approach 1:
The stabilizer incorporates self-adjusting features with clear visual indicators and intuitive fastening mechanisms. Caregivers can easily adjust the straps to the correct position and tension without specialized training. The design includes features that guide proper adjustment, reducing the risk of misconfiguration while maintaining effective treatment.
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 stabilizer system facilitates easy, safe, and effective treatment of hip conditions like developmental dysplasia with reduced skin irritation and improved compliance, as it allows for straightforward application and adjustment by medical professionals while preventing misuse by caregivers, enhancing treatment efficacy and comfort.
Implementation Method 1
adjustable Velcro-based straps
Implementation Method 2
adjustable Velcro-based straps
Data Source
AI summary
Embodiments of the present disclosure pertain to a stabilizer that includes: (1) a first shoulder strap and a second shoulder strap that are each operational to be positioned on different shoulders of a subject; (2) a first hip strap and a second hip strap that are each operational to be positioned on different upper thighs of a subject and connectable to the first shoulder strap and the second shoulder strap, respectively; and (3) a connecting area operational to connect to the first shoulder strap, the second shoulder strap, the first hip strap and the second hip strap on the back of a subject. Additional embodiments of the present disclosure pertain to methods of applying the stabilizers of the present disclosure to a subject for various purposes, such as treating or preventing developmental dysplasia of the hip (DDH).