Anterior Hip Drape Layout for Sterile Access and Instrument Retention
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Solution Overview
Problem
The need exists for a drape system suitable for anterior approach surgery in hip replacement that facilitates improved recovery times, reduced pain, and enhanced accuracy in implant placement and leg length restoration, while maintaining a sterile surgical field.
Innovation Solution
A surgical drape with a fenestration for accessing the surgical site, reinforced with a reinforcement portion, symmetrical anesthesia screens, and pockets for retaining instruments, formed from non-woven and transparent materials, ensuring ease of use and visibility during procedures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional drape design is used for hip surgery, then the surgical field can be covered, but the drape does not provide adequate support for the specific anatomical requirements of anterior approach hip surgery and limits access to the surgical site
Solution Approach 1:
The drape is divided into distinct functional segments including a main body portion, fenestration, reinforcement portions, and anesthesia screens. This segmentation allows each part to perform its specific function optimally while maintaining overall drape integrity and facilitating surgical access.
Solution Approach 2:
The drape incorporates three-dimensional structural elements such as reinforcement portions that extend beyond the flat main body, creating multiple layers and dimensions that provide both structural support and anatomical accommodation for the hip surgery approach.
2Ease of operation
If the fenestration is positioned centrally for symmetry, then the drape appearance is balanced, but it does not optimize access to the specific surgical site for anterior approach hip surgery
Solution Approach 1:
The fenestration is deliberately positioned asymmetrically on the main body portion, closer to one side than the other. This asymmetric placement optimizes access to the anterior approach hip surgical site while maintaining overall drape functionality and sterility.
3Illumination intensity
If transparent materials are used for anesthesia screens, then visibility during anesthesia administration is improved, but the main body portion requires non-woven material to maintain sterility
Solution Approach 1:
Different portions of the drape are made from different materials with different properties. The main body portion uses non-woven material for sterility, while the anesthesia screens use transparent materials for visibility. This local differentiation of material properties optimizes each component's performance for its specific function.
4Ease of operation
If multiple pockets are added to retain surgical instruments, then instrument management is improved, but the drape structure becomes more complex
Solution Approach 1:
The instrument pockets are integrated into the drape structure itself rather than being separate components. This merging of instrument retention functionality into the main drape body provides organized instrument management while minimizing additional structural complexity.
Data Source
AI summary
A surgical ambipedal drape with a main body portion with a fenestration for accessing a surgical site, the main body portion including: a main body first side portion, a main body second side portion, a main body third side portion, and a main body fourth side portion. The surgical drape further includes a first anesthesia screen extending from the third side portion and a second anesthesia screen extending from the fourth side portion.