Minimally Invasive Surgery Training System with Movable Workspace

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Solution Overview

Problem

Current minimally invasive surgery training methods either rely on physical objects or virtual reality, each with limitations, as they do not fully leverage the advantages of both environments to provide comprehensive skill development for surgeons.

Innovation Solution

A hybrid system combining physical and virtual reality training environments, utilizing a housing with a movable mechanism driven by actuators and a control arrangement to simulate precise positioning, movement, and angulation of minimally invasive surgery tools within a workspace, allowing for realistic and safe practice of surgical procedures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If physical training objects are used, then manual skills and sewing proficiency are improved, but the training environment cannot safely simulate complex surgical procedures and anatomical variations

Engineering Contradiction:
Improvemanual skills proficiencyVSAvoidtraining scenario variety
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent combines physical training objects with virtual reality elements to create a hybrid training system. Physical models provide tactile feedback for manual skills while virtual overlays enable complex surgical simulations, combining the advantages of both approaches.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system introduces an intermediary layer between the trainee and the surgical task through augmented reality interfaces. This intermediary enables safe practice of complex procedures by overlaying virtual surgical scenarios onto physical models, allowing learners to practice without real patient risk.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If virtual reality training is used, then safe practice of complex procedures is enabled, but manual skills and tactile proficiency are insufficiently developed

Engineering Contradiction:
Improvesurgical procedure simulationVSAvoidmanual skills proficiency
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges virtual reality simulation capabilities with physical training models to address the limitations of purely virtual training. The physical models provide necessary tactile feedback while virtual overlays enable safe practice of complex surgical scenarios.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system uses an intermediary augmented reality interface that overlays virtual surgical information onto physical models, allowing trainees to develop both manual skills through physical interaction and procedural knowledge through virtual simulation guidance.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a complete hybrid training system is implemented, then comprehensive skill development is achieved, but system complexity and cost increase

Engineering Contradiction:
Improvetraining environment integrationVSAvoidsystem structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the training system into modular components: physical training models, virtual reality overlays, and control interfaces. This segmentation allows the system to be assembled from standardized modules, reducing overall complexity while maintaining comprehensive training capabilities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs universal interfaces and standardized modules that can be applied across different surgical training scenarios. The same physical models and VR overlays can support multiple procedure types, reducing the need for separate specialized equipment for each training module.

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

Data Source

PatentUS20240071255A1System for a minimally invasive surgery training
Publication Date: 2024.02.29 LAPARO SP ZOO
  • US20240071255A1 patent drawing
  • US20240071255A1 patent drawing
  • US20240071255A1 patent drawing

AI summary

The invention provides a system for training of a minimally invasive surgery. It is the aim of the invention to provide a system for training of a minimally invasive surgery which would enable positioning objects in different places of the workspace. Moreover, it is the aim of the invention to provide a system in which an object may be set at different angles. The system for training of a minimally invasive surgery, comprising a housing (1), at least one minimally invasive surgery tool (2) and a workspace (3), is characterized in that it comprises at least one movable mechanism with at least two actuators, and the workspace (3) is connected to the movable mechanism which movable mechanism is connected to the housing (1).