Force-Distributing Neonatal Cranial Support for Plagiocephaly

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Solution Overview

Problem

The incidence of cranial molding, particularly deformational plagiocephaly, has increased in neonates due to the 'Back to Sleep' campaign, leading to potential developmental impairments, and existing solutions have not adequately addressed this issue.

Innovation Solution

A force-distributing cranial support apparatus that disperses external forces over a larger area, reducing pressure on the infant's head and promoting proper head development by distributing cranial and skin interface pressures, thereby preventing and treating cranial molding and related disorders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If neonates are placed in supine position for sleep, then SIDS risk is reduced, but cranial molding incidence increases

Engineering Contradiction:
ImproveSIDS preventionVSAvoidcranial molding
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

A force-distributing cranial support device is introduced as an intermediary between the neonate's head and the sleep surface. This device redistributes the contact forces applied to the occipital region, preventing direct pressure concentration that causes cranial molding while maintaining the supine sleep position required for SIDS prevention.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The invention changes the pressure distribution parameters at the cranial interface by using a force-distributing structure with multiple contact points. This transforms the concentrated pressure into distributed pressure across the occipital region, altering the mechanical stress parameters to prevent deformational plagiocephaly.

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If force-distributing cranial support is used, then cranial molding is prevented, but device complexity increases

Engineering Contradiction:
Improvecranial molding preventionVSAvoidcranial support structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The cranial support device is segmented into multiple functional components including a base layer, force-distributing elements, and a conformal interface layer. This segmentation allows each component to perform a specific function in the force distribution chain, achieving effective pressure redistribution through a modular structure that manages complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from a simple flat support surface to a three-dimensional force-distributing structure with varying thickness and density profiles. By adding dimensional complexity in the vertical and radial directions, the device achieves sophisticated pressure distribution without requiring complex lateral mechanisms.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9980848B2Force distribution method and apparatus for neonates at risk of cranial molding
Publication Date: 2018.05.29 INVICTUS MEDICAL
  • US9980848B2 patent drawing
  • US9980848B2 patent drawing
  • US9980848B2 patent drawing

AI summary

A force distribution apparatus and method are presented. Various embodiments of the disclosed apparatus include a plurality of layers configured and oriented to be deployed on a subject in a manner that disperses forces and lowers peak pressures experienced by the subject when resting on a surface, which tends to minimize risks of deformation and local ischemia. An innovative combination of novel construction methods and material selections produce an apparatus that possesses an inherent three-dimensional shape despite being built from essentially flat components, while also retaining an ability to effectively distribute forces and reduce pressures.