Wearable Airway Training Device with Cut-Resistant Base

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Solution Overview

Problem

Current surgical airway training devices are too bulky, providing an unrealistic simulation and are not easily resettable, making them impractical for training large groups of medical personnel.

Innovation Solution

A wearable airway medical training device with a low-profile design featuring a cut-resistant layer and a front panel with an access window, allowing for realistic simulation and rapid resetting, incorporating a flexible steel mesh and a sacrificial skin component with a blood reservoir for simulating bleeding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional surgical airway training devices are used, then training simulation is provided, but the devices are too bulky and create an unrealistic appearance of the neck

Engineering Contradiction:
Improverealism of training simulationVSAvoidsize of training device
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The training device is divided into multiple components: a flexible form-fitting base layer that conforms to the neck, a separate front panel with access window, and removable simulated skin layers. This segmentation allows each component to be optimized independently - the base layer provides realism and comfort, while the front panel provides functional access, resolving the contradiction between realistic appearance and functional utility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device uses a flexible form-fitting base layer made of thin film material that conforms to the wearer's neck anatomy, creating a realistic appearance without bulk. The flexible nature allows the device to maintain its low profile during movement while still providing the necessary structural support for the training simulation.

Inventive Principle:
Principle #30Flexible shells and thin films

2Productivity

If traditional surgical airway training devices are used, then training simulation is provided, but the reset time is not conducive to training large numbers of students

Engineering Contradiction:
Improvetraining throughputVSAvoidreset time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The front panel with simulated skin layers is designed as a separate removable component from the base layer. After a training session, the simulated skin can be quickly removed and replaced without disassembling the entire device or removing it from the wearer's neck, enabling rapid resetting and increasing training throughput.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple simulated skin layers are pre-prepared and can be quickly swapped between training sessions. The blood reservoir system is pre-configured to allow rapid replacement of simulated blood bags, eliminating time-consuming setup procedures between students and maximizing training productivity.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If a low-profile wearable device is used, then realistic simulation is achieved, but safety protection for the wearer may be compromised

Engineering Contradiction:
Improverealism of simulationVSAvoidsafety risk to wearer
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The base layer combines flexible form-fitting material with an embedded cut-resistant layer, creating a composite structure that maintains the low-profile realistic appearance while providing safety protection. The cut-resistant layer is integrated within the flexible material, preventing it from adding bulk while ensuring wearer safety during surgical training procedures.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS11776429B2Wearable airway medical training device
Publication Date: 2023.10.03 WILLIAMS RHYS JOSEPH
  • US11776429B2 patent drawing
  • US11776429B2 patent drawing
  • US11776429B2 patent drawing

AI summary

An airway-related medical training system composed of a base plate and a front panel. The base plate is secured around the neck of a role-playing wearer and has an integrated cut-resistant layer. The front panel connects over the base plate of the wearer. The front panel provides a trachea portion having a replaceable cuttable skin portion to facilitate the airway-related medical training. The front portion may also provide a fluidly coupled blood simulator, a simulated wound site, and other indicia of neck injuries that are used to teach and educate trainees of the airway-related medical training system.