Surgical Instrument Temperature Feedback for Real-Time Control
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Solution Overview
Problem
Existing surgical instruments lack advanced control systems for precise tissue manipulation, data integration, and real-time procedural adjustments, leading to inefficiencies and potential complications during surgical procedures.
Innovation Solution
A computer-implemented interactive surgical system with modular components, including a surgical hub that integrates various instruments and a cloud-based analytics network for real-time data processing and control adjustments, enabling precise tissue manipulation and procedural optimization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If surgical instruments use basic control systems, then device complexity is reduced, but surgical precision and real-time control capability deteriorate
Solution Approach 1:
The surgical instrument control system is divided into multiple independent modules including temperature sensing module, control algorithm module, and actuation module. Each module performs a specific function and can be independently optimized, allowing high precision control without requiring an overly complex monolithic system.
Solution Approach 2:
The system incorporates temperature sensors that continuously monitor the surgical instrument temperature and feed this data back to the control algorithm. This closed-loop feedback enables real-time adjustments to maintain precise temperature control, improving surgical precision while keeping the control architecture manageable through iterative correction rather than complex predictive control.
2Productivity
If surgical instruments lack data integration capabilities, then device complexity is reduced, but procedural optimization and real-time adjustments deteriorate
Solution Approach 1:
The surgical instrument is designed with multi-functionality, integrating cutting, coagulation, and temperature monitoring capabilities into a single device. This allows the instrument to perform multiple surgical tasks and collect various types of data (mechanical, thermal, electrical) simultaneously, improving procedural efficiency without requiring separate specialized devices for each function.
Solution Approach 2:
The patent combines the control system, sensing elements, and data processing capabilities into an integrated unit within the surgical instrument. By merging these functions rather than keeping them separate, the system achieves real-time data integration and procedural optimization while minimizing the complexity that would arise from multiple interconnected separate systems.
3Reliability
If surgical instruments operate without temperature control, then device complexity is reduced, but tissue damage risk and surgical safety deteriorate
Solution Approach 1:
The system adds a thermal dimension to the surgical instrument by incorporating temperature sensing and control capabilities alongside the mechanical cutting function. This multi-dimensional approach (mechanical + thermal control) enables comprehensive tissue interaction management, improving surgical safety by preventing thermal damage while maintaining relatively simple implementation through dedicated temperature control circuits rather than complex multi-physical-field integration.
Data Source
AI summary
A method for controlling a surgical instrument is disclosed. In at least one instance, the surgical instrument comprises a shroud and the operation of the surgical instrument is modified based on input from a sensing circuit configured to sense a parameter of the shroud. In certain instances, the surgical instrument comprises a strain gage circuit and the operation of the surgical instrument is modified based on input from the strain gage circuit.