Simulated Cervical Tissue With Lesions for Colposcopy Training

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Solution Overview

Problem

Training systems for performing colposcopies are limited, particularly in medical schools and training facilities, necessitating the development of effective simulation tools for cervical tissue examination.

Innovation Solution

Simulated cervical tissues composed of a gel and red-toned pigment, featuring simulated lesions, are developed to create a realistic training environment for colposcopy procedures, which can be integrated into existing cervical trainers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional training methods are used for colposcopy, then medical education can proceed with existing resources, but training effectiveness is limited and practical experience is insufficient

Engineering Contradiction:
Improvetraining effectivenessVSAvoidpractical training capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent creates a simulated cervical tissue model that copies the visual and structural characteristics of real cervical tissue. The simulation includes realistic features such as transformation zones, vascular patterns, and pathological lesions, allowing trainees to practice colposcopy procedures on a realistic model without using actual human tissue. This copying approach bridges the gap between theoretical knowledge and practical skill acquisition.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The simulated tissue model incorporates adjustable parameters including lesion visibility, tissue transparency, and pathological feature prominence. These parameter changes allow the training system to adapt to different skill levels and learning objectives, providing progressive training scenarios that enhance both reliability and adaptability of the training program.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If real cervical tissue is used for training, then realistic practice experience is provided, but ethical concerns and resource limitations arise

Engineering Contradiction:
Improvepractical training availabilityVSAvoidethical and resource constraints
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent employs simulated cervical tissue models that can be manufactured at low cost and disposed of or reused after a single training session. These disposable or single-use models eliminate the need for ongoing procurement of real human tissue samples, resolving ethical concerns while maintaining training availability. The models can be distributed widely to multiple training facilities without resource constraints.

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

Solution Approach 2:

By creating artificial copies of cervical tissue with realistic pathological features, the system provides unlimited access to training materials without relying on scarce real tissue samples. The copying process allows mass production of training models that are ethically acceptable and logistically accessible to numerous trainees simultaneously.

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If simulated training models are developed, then training accessibility improves, but manufacturing complexity and initial resource investment increase

Engineering Contradiction:
Improvetraining program accessibilityVSAvoidmodel production complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The simulated tissue models utilize materials and manufacturing parameters that can be adjusted to balance fidelity and production ease. By optimizing parameters such as material composition, lesion depth, and tissue layer thickness, the system achieves realistic training value while simplifying the manufacturing process for widespread adoption.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The training model is designed with segmented, modular components that can be manufactured separately and assembled. This segmentation allows different facilities to produce specific components locally, reducing overall manufacturing complexity and enabling distributed production that enhances training accessibility across multiple locations.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12499780B2Simulated cervical tissue and methods for making and using the same
Publication Date: 2025.12.16 UNIV OF FLORIDA RESEARCH FOUNDATION INC
  • US12499780B2 patent drawing
  • US12499780B2 patent drawing

AI summary

Described herein, the disclosure, in one aspect, relates to simulated cervical tissues composed of a gel and red-toned pigment, wherein the cervical tissue has a first face, wherein the first face includes one or more simulated lesions. Methods for constructing the simulated cervical tissue are also disclosed. Additionally, disclosed are kits composed of two or more simulated cervical tissues as described herein, wherein the simulated cervical tissues are different from each based on (1) the number of simulated lesions on each first face of each simulated cervical tissue, (2) the position of the simulated lesions on each first face of each simulated cervical tissue, or a combination thereof. The simulated cervical tissues and kits described herein are useful training tool for performing colposcopies and cam be incorporated into cervical trainers.