Modular Wound Box Trainer for Medical Procedure Simulation

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Solution Overview

Problem

Current medical training devices, such as mannequins and wearable simulants, are costly and often include unnecessary features, making them unsuitable for task-specific medical training, particularly for treating wounds, as they lack affordability and modularity.

Innovation Solution

A low-cost, modular wound box trainer comprising a simulant with a compressible body, an insert, and a case, which approximates a neck or muscle region, allowing for realistic simulation of wounds and emergency airway procedures, featuring a deformable substructure and ridges to mimic tissue and cartilage, and a fillable slot for fluid injection, enabling practice of specific medical procedures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional medical training devices (mannequins and wearable simulants) are used, then realistic training experience is provided, but cost becomes excessive and device complexity increases

Engineering Contradiction:
Improverealistic training experienceVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The training device is divided into separate modular components: a simulant body portion, a wound structure, and a case. This segmentation allows each component to be optimized independently for its specific function while reducing overall complexity and cost compared to traditional integrated mannequins.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The wound structure is extracted as a separate, removable component from the simulant body. This allows the wound structure to be independently designed, manufactured, and replaced without affecting the entire training device, reducing complexity while maintaining realistic training capabilities.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If traditional medical training devices are used, then comprehensive training features are provided, but cost becomes excessive

Engineering Contradiction:
Improvetraining procedure coverageVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The device is segmented into modular components that can be independently manufactured and assembled. This reduces manufacturing costs by allowing specialized production of each component while maintaining versatility through component combinations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The simulant body portion is designed to accommodate multiple different wound structures and training scenarios. This universal design allows a single base unit to provide comprehensive training coverage across various medical procedures, reducing the need for multiple specialized devices.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If traditional medical training devices are used, then realistic wound simulation is provided, but affordability decreases

Engineering Contradiction:
Improvewound simulation realismVSAvoidaffordability
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The wound structure is designed as a separate, potentially disposable component that can be replaced after use. This allows the critical realistic wound simulation features to be implemented in a cost-effective manner without requiring the entire device to be expensive or durable.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

By separating the wound structure from the main simulant body, the patent enables independent manufacturing optimization. The wound structure can be produced using cost-effective methods while maintaining realistic simulation properties, making the overall device more affordable.

Inventive Principle:
Principle #1Segmentation

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 wound box trainer allows users to practice task-specific medical procedures, including wound treatment and emergency airway establishment, at a lower cost than traditional devices, providing a realistic and modular training experience.

Implementation Method 1

The compressible body and the outer covering approximate a neck. The insert approximates a trachea. The insert is disposed within and separable from the compressible body.

Methodology Applied
Scientific EffectDeformation: Deformation

Implementation Method 2

The insert includes a substructure and two or more ridges separately disposed along the substructure whereby the substructure is deformable and resilient and the ridges are less deformable than the substructure.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11195434B2Wound box trainer
Publication Date: 2021.12.07 TECHLINE TECHNOLOGIES INC
  • US11195434B2 patent drawing
  • US11195434B2 patent drawing
  • US11195434B2 patent drawing

AI summary

A medical training device facilitating practice of a task-specific medical procedure for the treatment of a traumatic injury is presented. The invention includes a simulant with or without a simulated wound and an optional case adapted to receive the simulant. For embodiments specific to establishing an emergency airway, the simulant includes a compressible body, an insert, an outer covering, and an inner covering. The compressible body and the outer covering approximate a neck with or without a chin. The insert approximates a trachea. The insert is disposed within and separable from the compressible body. The inner covering is disposed between the outer covering and the insert. For embodiments specific to an intramuscular injection, the simulant includes a compressible body, a slot, and a fill. The compressible body approximates a muscle. The slot extends into the compressible body. The slot is adapted to receive the fill. The fill is removably secured within the slot. The fill is adapted to receive a fluid from a syringe which penetrates the simulant.