Remote Endoscope Handle Manipulation via Foot Pedal Actuator

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Solution Overview

Problem

Current endoscopic technology requires two to three doctors to perform procedures, and the high cost of robotic endoscopes limits their widespread adoption, hindering the implementation of complex surgeries through Natural Orifice Transluminal Endoscopic Surgery (NOTES).

Innovation Solution

Development of a remote endoscope handle manipulation system that includes a control housing with a manipulator and actuator to operate endoscope controls, allowing for wireless communication and control via a foot pedal, enabling single or reduced operator control of endoscope functions like irrigation, suction, and camera operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If remotely or robotically controlled endoscopes are designed to reduce the number of personnel involved in endoscopic procedures, then the number of operators required is reduced, but the economic costs increase significantly

Engineering Contradiction:
Improvenumber of operators requiredVSAvoideconomic costs
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system is divided into separate functional modules: a control housing that attaches to the existing endoscope, a manipulator mechanism with actuator, and a controller. This segmentation allows the remote control functionality to be added as an attachment rather than requiring a completely new robotic endoscope system, thereby reducing costs while achieving reduced operator requirements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control housing acts as an intermediary device between the operator and the endoscope. It includes a manipulator that engages with the endoscope's control device and an actuator that moves the manipulator to operate the control device remotely. This intermediary mechanism enables remote operation of existing endoscopes without requiring expensive fully robotic systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If current endoscopic technology is used to perform complex surgeries, then existing equipment can be utilized, but two to three doctors are required to perform procedures

Engineering Contradiction:
Improvecapability to perform complex surgeriesVSAvoidnumber of doctors required
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The manipulator mechanism is designed to automatically translate actuator movement into control device operation. The actuator moves the manipulator, which engages with and operates the endoscope's control device, enabling the system to perform complex surgical tasks with reduced human intervention and fewer operators.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If remotely controlled endoscope systems are implemented, then single operator control is enabled, but the device complexity and cost increase

Engineering Contradiction:
Improvesingle operator control capabilityVSAvoidsystem structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The control housing is designed to attach to existing endoscopes and provide remote control functionality through a manipulator and actuator system. The controller can operate the manipulator to control various endoscope functions including irrigation, suction, and camera operation, enabling single operator control of complex procedures while utilizing the existing endoscope infrastructure rather than requiring a completely new robotic system.

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

Data Source

PatentUS9706907B2Remote endoscope handle manipulation
Publication Date: 2017.07.18 INST FOR CANCER RES D B A THE RES INSTITUE OF FOX CHASE CANCER CENT
  • US9706907B2 patent drawing
  • US9706907B2 patent drawing
  • US9706907B2 patent drawing

AI summary

Systems and methods permit remote control of the operation of an endoscope. The system includes a control housing that removably attaches to an endoscope, with the housing including actuators and manipulators that engage with a control device of the endoscope in order to operate the control device. The system includes an axial roller that may be used to control the depth of the endoscope shaft within a patient's body.