Blunted Needle Suture Kit with Prefabricated Pathways
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Solution Overview
Problem
Existing suture kits for medical training lack realism and safety, particularly for young or inexperienced users, as they often feature sharp instruments and non-durable practice pads, leading to safety concerns and limited hands-on experience.
Innovation Solution
The Safety Suture Kit addresses these issues by using a blunted needle and safety shears, eliminating the need for a scalpel and scissors, and incorporating prefabricated incisions and pathways with tensioning mechanisms to simulate realistic suturing without the risk of sharp injuries.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If sharp instruments (needles, scalpels, scissors) are used in suture kits, then realistic suture training experience is provided, but safety risks increase for young or inexperienced users
Solution Approach 1:
The patent removes the harmful sharp instruments (scalpel, scissors) from the suture kit while retaining the essential suturing function through a blunted needle. This extraction of the dangerous element allows young or inexperienced users to practice without safety risks while still achieving realistic training experience through the preserved core functionality.
Solution Approach 2:
The blunted needle serves as an intermediary tool that maintains the suturing function without the harmful sharp properties. It provides a safe alternative that allows users to practice deep stitches and running subdermal stitches without the risk of injury, effectively mediating between the need for realistic training and safety requirements.
2Ease of operation
If conventional suture pads are used for practicing deep stitches, then hands-on training is provided, but the pads rip and pull reducing durability
Solution Approach 1:
The patent employs a composite structure combining a rigid support frame with flexible tissue layers. This composite design provides the necessary durability to withstand repeated deep stitching practice while maintaining the flexibility needed for realistic suturing training. The frame prevents pad rupture while the tissue layers provide authentic handling characteristics.
Solution Approach 2:
The suture pad is pre-mounted on a rigid frame structure before use, providing pre-established support that prevents ripping during practice. This preliminary structural preparation ensures durability throughout the training session while allowing unrestricted hands-on practice of various stitching techniques.
3Productivity
If a single incision is used for practicing suturing, then the stitch can be repeated, but the incision is no longer viable for repeated stitching techniques
Solution Approach 1:
The patent divides the suture pad into multiple independent tissue layers that can be independently manipulated and sutured. This segmentation allows multiple incisions to be created within the same pad structure, enabling repeated stitching practice without depleting the same incision site. Each layer can be independently worked on, providing ongoing practice opportunities.
Solution Approach 2:
The patent creates a dynamic system where tissue layers can be opened, closed, and re-opened multiple times. The flexible tissue mounting on the frame allows the same pad to support repeated incisions and suturing operations, maintaining viability for continuous practice rather than being a single-use component.
Data Source
AI summary
A safety suture kit has layers of simulated tissue that move and close semi-independently of one another. Prefabricated incisions in the various tissue layers and prefabricated pathways coupled to the prefabricated incisions provide for a blunted needle to travel through the prefabricated incisions and pathways in order to move the tissue layers towards a closed position of a prefabricated incision. Elimination of sharps instrumentation such as needles, scissors and scalpel provides a safety suture kit suitable for suture simulation by users of all ages and abilities.