Handheld Electromechanical Surgical System With Reload Force Logging
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Solution Overview
Problem
Existing surgical staplers lack advanced data collection and analysis capabilities to optimize staple formation and ensure consistent performance, leading to potential variations in surgical outcomes.
Innovation Solution
A handheld electromechanical surgical device with a data storage device in the reload that collects and stores performance data, including clamping, stapling, and cutting forces, and includes a controller to manage motor operations and a sterilization cycle log, ensuring consistent surgical procedures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a data storage device is integrated into the reload to collect and store performance data, then measurement precision and reliability are improved, but device complexity increases
Solution Approach 1:
The data storage device is nested within the reload assembly, utilizing the existing structural space of the surgical device. The controller is integrated into the handle assembly, and the data storage device communicates with the controller through the electrical assembly, creating a compact nested configuration that minimizes additional complexity while enabling comprehensive data collection of clamping forces, stapling forces, and cutting forces.
2Measurement precision
If multiple sensors and data collection components are added to monitor surgical parameters, then measurement precision improves, but the weight of the device increases
Solution Approach 1:
The data storage function is extracted as a separate data storage device that can be selectively connected to the handle assembly through the electrical assembly. This modular extraction allows the system to collect comprehensive surgical parameters when needed while potentially reducing weight for procedures where full data collection is not required. The force transmitting and rotation converting assembly also separates measurement functions from the main drive mechanism.
3Reliability
If a controller manages motor operations and sterilization cycle logging, then reliability and consistency of surgical procedures improve, but device complexity increases
Solution Approach 1:
The controller automatically manages motor operations, monitors surgical parameters, logs sterilization cycles, and stores performance data without requiring manual intervention. The system self-regulates the electromechanical surgical system, tracking clamping forces, stapling forces, and cutting forces autonomously. This automation improves reliability and consistency while the integrated nature of the controller minimizes the perceived complexity for the user.
4Productivity
If real-time data analysis capabilities are implemented, then productivity and surgical outcomes improve, but device complexity and energy consumption increase
Solution Approach 1:
The data storage device and controller implement feedback mechanisms that monitor surgical parameters in real-time, including clamping forces, stapling forces, and cutting forces. The system compares measured values against predetermined thresholds and provides feedback to optimize staple formation and ensure consistent performance. This feedback loop enables real-time data analysis that improves surgical outcomes while maintaining manageable system complexity through targeted monitoring of critical parameters.
Data Source
AI summary
A handheld electromechanical surgical device, capable of effectuating a surgical procedure, includes a handle assembly having a power source; at least one motor coupled to the power source; and a controller configured to control the motor. The surgical device includes an adapter assembly having an electrical assembly having a proximal end in communication with the controller of the handle assembly. The surgical device includes a reload configured to selectively connect to a distal end of the adapter assembly. The reload includes an annular array of staples; an annular staple pusher for ejecting the staples; and a data storage device selectively connectable to a distal end of the electrical assembly. The data storage device receives and stores performance data of the surgical device from the controller of the handle assembly.