Variable Indicator for Surgical Tool Identification
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Solution Overview
Problem
Powered surgical cutting devices lack efficient methods for authenticating, tracking, and assessing the reliability of interchangeable surgical tools, which can lead to incorrect parameter settings and potential tool misuse or failure during procedures.
Innovation Solution
Integration of a variable resistive indicator within surgical tools that aligns with leads connected to a power console, allowing for real-time identification and calibration of the tool based on its operating parameters, and monitoring the wear of the resistive coating to recommend replacement when necessary.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a variable indicator is integrated within the surgical tool for identification, then tool identification accuracy and calibration precision are improved, but device complexity increases due to additional components and calibration procedures
Solution Approach 1:
The surgical tool employs a variable indicator that changes its electrical resistance characteristics based on tool parameters, allowing the power console to identify and calibrate the tool by measuring resistance variations. This electrical indicator system provides precise tool identification without requiring complex mechanical or optical components.
Solution Approach 2:
The patent replaces potential mechanical identification systems with an electrical resistance-based indicator system. The variable indicator uses electrical properties (resistance measurements) to convey tool identification information, simplifying the overall system while maintaining high precision in tool recognition and calibration.
2Reliability
If real-time monitoring of tool condition is implemented through resistive indicator wear, then surgical safety and reliability are improved, but loss of time occurs during calibration and monitoring procedures
Solution Approach 1:
The power console performs calibration of the surgical tool immediately upon connection, before the surgical procedure begins. The variable indicator is read and the tool is calibrated in advance, ensuring proper settings are established prior to use, thereby improving safety without significantly impacting procedural time.
Solution Approach 2:
The system implements continuous monitoring of the variable indicator's resistance characteristics during tool usage. When wear is detected through resistance changes, the system provides feedback to alert clinicians about tool condition, enabling proactive replacement decisions that maintain safety while minimizing interruptions to surgical workflow.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Ensures accurate tool identification and calibration, prevents incorrect parameter settings, tracks tool usage, and recommends timely replacement, thereby enhancing surgical safety and efficiency by automating the authentication and calibration process.
Implementation Method 1
the resistive coating is configured to wear during use of the surgical tool, effectively changing the electrical resistance of the surgical tool over time
Data Source
AI summary
A method for identifying a surgical tool for use with a surgical device includes integrating a variable indicator within a removably engageable component of a surgical tool of a surgical device. The method also includes engaging the surgical tool with the surgical device, wherein, upon engagement, the variable indicator aligns with one or more leads connected to a power console. The power control reads the variable indicator and identifies the surgical tool based on quantifying the variable indicator. The power control is then calibrated according to the operating parameters of the surgical tool stored within the power control.