Full-Body Patient Simulator with Composite Tissue and Modular Control

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Solution Overview

Problem

There is a need for realistic and interactive training devices and systems for medical personnel to practice patient care skills without risking actual patients, especially in combat or war zones where time is critical for both patient and medical personnel survival.

Innovation Solution

A full-body patient simulator with anatomically correct features, including a simulated circulatory and respiratory system, and a control system that adjusts parameters based on the simulation scenario or user treatment, allowing for realistic training of procedures such as tracheostomy, pneumothorax, and tourniquet application, with durable components for repeated use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional training methods using actual patients are used, then medical personnel can gain real experience, but actual patients are put at risk

Engineering Contradiction:
Improvetraining effectivenessVSAvoidpatient risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent creates a realistic patient simulator that copies human physiological responses and anatomical structures. The simulator includes artificial blood vessels, organs, and tissues that replicate human biology, allowing medical personnel to practice procedures on a faithful replica rather than actual patients, thus eliminating patient risk while maintaining training effectiveness

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The simulator allows adjustment of various physiological parameters such as heart rate, blood pressure, and respiratory function to create different medical scenarios. This enables training for multiple conditions using a single device, providing comprehensive training experience without requiring actual patients for each scenario

Inventive Principle:
Principle #35Parameter changes

2Reliability

If realistic human tissue is used for training, then training realism is improved, but durability and repeated use are reduced

Engineering Contradiction:
Improvetraining realismVSAvoiddevice durability
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The patent employs composite materials that combine realistic tissue-like properties with enhanced durability. The artificial tissues use layered composites mimicking skin, muscle, and organ structures while incorporating reinforcement elements that prevent degradation from repeated procedures, solving the conflict between realism and durability

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The simulator incorporates pre-reinforced structures and protective layers designed to withstand anticipated wear from repeated training procedures. Critical components are pre-protected against common failure modes from surgical practice, ensuring the simulator maintains its realistic properties through extensive use

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Adaptability or versatility

If complex physiological systems are simulated, then training comprehensiveness is improved, but device complexity increases

Engineering Contradiction:
Improvetraining comprehensivenessVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The simulator is divided into modular segments representing different physiological systems (circulatory, respiratory, nervous, etc.). Each module can be independently controlled and adjusted, allowing comprehensive training scenarios while simplifying the overall system architecture. This modular approach makes the complex system more manageable and easier to maintain

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10741096B2Combat medical simulators and associated systems and methods
Publication Date: 2020.08.11 GAUMARD SCIENTIFIC
  • US10741096B2 patent drawing
  • US10741096B2 patent drawing
  • US10741096B2 patent drawing

AI summary

Devices, systems, and methods appropriate for use in combat medical training are provided. In some instances, the combat medical simulators facilitate training of common field medical techniques including tracheostomy, wound care, tourniquet use, pneumothorax, cardiopulmonary resuscitation, and/or other medical treatments. Further, the combat medical simulators have joints that provide realistic ranges of motions to enhance the realism of the training experience.