Magnetic Dual-Needle Loop for Low-Trauma Thread Mounting
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Solution Overview
Problem
Existing methods for mounting a cutting thread on biological tissues to treat conditions like carpal tunnel syndrome and trigger finger syndrome cause damage to surrounding tissues due to repeated exposure and insertion of the thread through the skin.
Innovation Solution
A needle unit utilizing magnetic forces to connect two needles, forming a loop for the cutting thread, minimizing external exposure and reducing tissue damage by using a first and second needle with magnetic members or metal materials to maintain communication through magnetic or metal coupling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the cutting thread is repeatedly inserted and exposed through the skin using conventional needles, then the cutting thread can be mounted on the biological tissue, but the surrounding soft tissue is damaged
Solution Approach 1:
The patent combines two separate needle insertion operations into a single integrated procedure. The first needle and second needle are both inserted simultaneously, and the cutting thread is passed through both needles in one continuous motion, eliminating the need to expose and re-insert the thread multiple times. This merging of operations reduces the number of times the cutting thread penetrates the skin and minimizes repeated trauma to the surrounding soft tissue.
Solution Approach 2:
The patent introduces a guide structure or tunnel formed by the first needle that serves as an intermediary pathway. The cutting thread is passed through this pre-formed pathway rather than being repeatedly inserted through the skin surface. The guide structure acts as a mediator that protects the surrounding tissue by providing a defined route for the cutting thread, reducing collateral damage to soft tissues during the mounting process.
2Manufacturing precision
If multiple separate needle insertions are performed to mount the cutting thread, then the thread can be positioned correctly, but the procedure time is extended
Solution Approach 1:
The patent merges multiple sequential needle insertion steps into a single coordinated operation. Both the first needle and second needle are inserted simultaneously, and the cutting thread is passed through both in one continuous motion. This combines what would traditionally be separate time-consuming steps into a single efficient procedure, reducing overall procedure time while maintaining the precision of thread positioning through the coordinated geometry of the dual-needle system.
Solution Approach 2:
The patent performs preliminary positioning of the first needle to create a guide pathway before passing the cutting thread through. This preliminary action establishes the correct trajectory and positioning, allowing the subsequent thread passage to be completed quickly and accurately without requiring multiple adjustment attempts, thereby reducing overall procedure time while maintaining positioning precision.
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
Minimizes tissue damage, simplifies the procedure, and reduces time required for thread mounting, enhancing patient satisfaction and effectiveness in treating conditions like carpal tunnel syndrome and trigger finger syndrome.
Implementation Method 1
a magnetic member that is provided in a connection area between the first needle tip and the second needle tip, connects the first needle tip and the second needle tip using a magnetic force
Data Source
AI summary
Disclosed is a needle unit for a procedure using a magnetic force, the needle unit including a first needle having a first passage formed therein through which a cutting thread for cutting a biological tissue of an affected area is moved and having a first needle tip formed at a tip thereof, a second needle having a second passage formed therein which communicates with the first passage and through which the cutting thread is moved and having a second needle tip formed at a tip thereof and connected to the first needle tip, and a magnetic member that connects the first needle tip and the second needle tip using a magnetic force so that the first passage and the second passage communicate with each other, and forms a loop in which the cutting thread is moved.


