Surgical Apparatus for Membrane Separation and Tissue Dissection
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Solution Overview
Problem
Current surgical methods for cutting and separating delicate tissue, such as during a craniotomy, are cumbersome and require both hands, leading to potential damage to underlying tissue and inefficiency due to the need for precise placement of protective pads between the tissue and cutting tools.
Innovation Solution
A surgical apparatus with a separation member and a cutting element, where the cutting element is operable with one hand, allowing for safe and precise separation and dissection of tissue layers without harming underlying tissue, using a system with a stationary and mobile post mechanism and handles to control the cutting element.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional surgical tools (knife, forceps, scissors, protective pad) are used to cut dura, then the surgeon can protect underlying brain tissue from damage, but the surgical process becomes time-consuming and requires both hands to be actively engaged
Solution Approach 1:
The patent combines the protective pad and cutting implement into a single integrated device where the protective pad is permanently attached to the cutting implement. This eliminates the need to separately position the protective pad and maintain it with one hand while operating cutting tools with the other hand, thereby reducing surgical time while maintaining tissue protection.
Solution Approach 2:
The surgical instrument performs multiple functions simultaneously: it provides protection for underlying tissue through the attached protective pad while also performing cutting operations. This multi-functionality eliminates the need for separate protective and cutting tools, allowing the surgeon to operate with one hand and reduce procedural time.
2Reliability
If traditional surgical tools are used to cut dura, then the surgeon can make incisions, but the process requires precise and difficult placement of protective pads before each cut
Solution Approach 1:
By permanently attaching the protective pad to the cutting implement, the device eliminates the need for separate pad placement steps. The protective function is integrated into the cutting tool itself, making the device easier to operate as the surgeon only needs to position and maneuver one instrument rather than coordinating multiple separate components.
3Adaptability or versatility
If traditional surgical methods are used, then the surgeon can cut tissue with multiple tools, but both hands must be actively engaged at all times
Solution Approach 1:
The integration of protective pad and cutting implement into one device allows the surgeon to perform both protective and cutting functions with a single hand. This leaves the surgeon's other hand free for additional tasks or stabilization, improving ease of operation while maintaining surgical flexibility.
Solution Approach 2:
The integrated device is self-sufficient, providing both protection and cutting capability in one unit. This eliminates the need for the surgeon to manually manage separate protective pads and cutting tools, allowing for more efficient one-handed operation.
Data Source
AI summary
A system of separating a membrane from underlying tissue. The system includes a separation member operable to separate the membrane from the tissue and a cutting element in communication with the separation member. The cutting element is also operable to dissect the membrane without harming the underlying tissue.