Hemostatic Head Trauma Bandage Cap for Intracranial Pressure Control

Solution Overview

Problem

Existing head trauma bandages, such as those using inflatable bladders, can exacerbate intracranial pressure and complications in head injuries due to excessive pressure application, and often compromise cervical-spinal immobilization during emergency treatment.

Innovation Solution

A flexible, absorbent trauma bandage cap with minimal pressure application, incorporating non-adherent and hemostatic layers, and adjustable straps to secure hot or cold packs, designed for quick application without aggravating intracranial pressure or compromising cervical-spinal immobilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If compression bandage with inflatable bladder is used to control bleeding, then bleeding control is improved, but intracranial pressure increases causing brain damage

Engineering Contradiction:

Core Design Contradiction:

Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent removes the inflatable bladder component from head trauma bandages, extracting the harmful compression function while retaining the beneficial hemostatic function through alternative means such as rigid supports and positioning structures that do not increase intracranial pressure

Inventive Principle:

Principle #2Taking out (Extraction)

Solution Approach 2:

The patent converts the harmful effect of compression into a beneficial positioning mechanism by using rigid supports to maintain proper head alignment and stabilize the bandage without applying compressive force that would worsen intracranial pressure

Inventive Principle:

Principle #22Blessing in disguise (Convert harm into benefit)

2Stability of the object's composition

If standard bandaging methods are used to secure the bandage, then bandage stability is improved, but cervical-spinal immobilization is compromised

Engineering Contradiction:

Core Design Contradiction:

Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The patent divides the bandage into segmented components including separate rigid supports, positioning elements, and flexible bandage portions, allowing each segment to serve its specific function without interfering with cervical-spinal immobilization requirements

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The patent uses flexible bandage materials with integrated rigid supports to create a structure that conforms to head contours for stability while maintaining the flexibility needed to preserve cervical-spinal immobilization during application and wear

Inventive Principle:

Principle #30Flexible shells and thin films

Data Source

PatentUS10993843B2Head trauma bandage cap and method

Publication Date: 2021.05.04

AI summary

An emergency hemostatic head trauma bandage cap with a strap system and method of use, which, when applied to the head, delivers minimal pressure to control bleeding, doesn't compromise cervical spine immobilization, allows for fast and effective application of cooling gel to control intracranial/internal swelling or hot packs to prevent hypothermia in non-trauma situations, doesn't come apart during treatment and transport, and doesn't require a caregiver to re-wrap the dressing.