Multi-Function Vessel Sealing Tool for Large-Area Hemostasis
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Solution Overview
Problem
Current surgical instruments require multiple tools for different surgical processes, such as clamping, sealing, and electrosurgery, leading to inefficiencies and the need for tool changes or larger incisions.
Innovation Solution
A multi-function surgical device with parallel tips that can clamp and seal using fluid and electrical treatment, allowing simultaneous clamping and sealing without tool changes or large incisions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple specialized surgical tools are used for different surgical processes (clamping, sealing, electrosurgery), then each specific surgical function can be performed effectively, but the device complexity and number of tools required increases
Solution Approach 1:
The surgical instrument integrates multiple specialized functions into a single device, including clamping jaws for mechanical compression, bipolar RF electrodes for electrical sealing, and fluid delivery apertures for irrigation or adhesive application. This multi-functional design eliminates the need for multiple separate specialized tools while maintaining effective performance in clamping, sealing, and electrosurgery operations.
2Adaptability or versatility
If multiple specialized surgical tools are used for different surgical processes, then each specific surgical function can be performed effectively, but the loss of time due to tool changes increases
Solution Approach 1:
The integrated multi-functional instrument allows the surgeon to perform clamping, sealing, and electrosurgery operations with a single device, eliminating the need to exchange between multiple specialized tools during the procedure. This significantly reduces tool change time and maintains surgical efficiency.
3Adaptability or versatility
If multiple specialized surgical tools are used for different surgical processes, then each specific surgical function can be performed effectively, but the ease of operation decreases due to coordination of multiple tools
Solution Approach 1:
The instrument combines clamping, sealing, and fluid delivery functions into a single integrated device with unified controls, allowing the surgeon to operate all functions simultaneously or sequentially without coordinating multiple separate tools. This simplifies the operational workflow while maintaining full surgical capability.
4Adaptability or versatility
If a single multi-functional device is used for both small and large vessel treatment, then the device complexity increases, but the adaptability to different vessel sizes improves
Solution Approach 1:
The instrument incorporates different functional elements at specific locations along its structure: clamping jaws at the distal end for mechanical compression, bipolar RF electrodes positioned for electrical sealing, and fluid delivery apertures strategically placed for irrigation or adhesive application. Each local region is optimized for its specific function while contributing to the overall multi-functional capability.
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 efficient and effective clamping and sealing of both small and large vessels using a single device, reducing the need for multiple tools and minimizing procedural disruptions.
Implementation Method 1
A fluid supply is coupled to each of the delivery apertures to provide a fluid thereto
Implementation Method 2
an electrical controller configured to provide electrical power to each of the pair of tips
Implementation Method 3
By a combination of compression pressure and bipolar radiofrequency (RF) energy, such instruments apply pressure and energy to denature the proteins in the collagen and elastin
Implementation Method 4
a mechanical controller configured to move the pair of tips relative to one another between a closed configuration and an open configuration
Data Source
AI summary
Tools, systems, and methods described herein provide multiple treatments with a reduced number of tools. A single tool as described herein can be used to provide both clamping and sealing treatment modes.