Interchangeable Electrode Heads for Versatile Electrosurgical Forceps
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Solution Overview
Problem
Surgical forceps and tweezers have fixed sizes and characteristics, limiting their applicability to a finite number of procedures, necessitating the need for more universally useful devices.
Innovation Solution
A surgical device with interchangeable ends, including elongate members and electrode heads that can be removably attached, allowing for different configurations and functionalities to fit various surgical needs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If surgical forceps and tweezers have fixed sizes and characteristics, then the device structure is simple and easy to manufacture, but the adaptability to different procedures is limited
Solution Approach 1:
The surgical device is divided into a handle portion and an interchangeable end portion. The end portion can be detached and replaced with different types (e.g., forceps end, electrode end, scissors end) to suit different surgical procedures. This segmentation allows the basic handle structure to remain simple while providing versatile functionality through modular end pieces.
Solution Approach 2:
The handle portion is designed as a universal component that can accommodate multiple types of end portions. A single handle can be used with forceps ends, electrode ends, scissors ends, or other specialized ends, making the overall device system multi-functional and adaptable to various surgical procedures without requiring separate specialized tools for each function.
2Adaptability or versatility
If surgical forceps and tweezers have fixed characteristics, then the manufacturing process is simple, but the device can only be used in a limited number of applications
Solution Approach 1:
By segmenting the device into a standard handle and specialized end portions, the manufacturing process is simplified. The handle can be mass-produced as a universal component, while only the end portions need to be manufactured in various specialized configurations. This reduces the overall manufacturing complexity compared to producing entirely different devices for each application.
Solution Approach 2:
The end portions are designed with standardized interface parameters that allow them to be interchangeably attached to the handle. By maintaining consistent connection mechanisms and dimensional parameters across different end types, the manufacturing process becomes more efficient while still providing diverse functionality for multiple surgical applications.
3Adaptability or versatility
If interchangeable ends are provided, then the device versatility is enhanced, but the device complexity increases
Solution Approach 1:
The device is segmented into a simple universal handle and interchangeable end portions. This segmentation allows the handle to remain structurally simple while the versatility is achieved through the modular end pieces. The separation of functions reduces the complexity of any single component while providing overall system versatility.
Solution Approach 2:
The handle is designed as a universal platform that can accept multiple types of ends through standardized interfaces. This universality means the handle structure itself remains relatively simple and unchanged, while the ability to attach different ends provides the versatility. The complexity is distributed to the interchangeable ends rather than being concentrated in the handle.
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
Enables versatile use in multiple procedures by providing interchangeable ends that can be rotated or pivoted for specific applications, enhancing the device's adaptability and functionality.
Implementation Method 1
The first, second, and third electrode heads are configured to apply a current to a tissue
Data Source
AI summary
An electrosurgical device kit includes an elongate first member, an elongate second member disposed adjacent to the first member, the second member being at least movably coupled to the first member, a first electrode head removably attachable to the first member, a second electrode head removably attachable to the first member, and a third electrode head coupled to the second member. The first, second, and third electrode heads are configured to apply a current to a tissue, the first and second electrode heads being non-identical.