Reverse Hip Prosthesis Trial Trays for Precise Component Selection
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Solution Overview
Problem
Existing surgical methods for hip replacement surgeries, particularly reverse hip prostheses, lack efficient tools and methods for accurately identifying and implanting the optimum components based on size and angles, leading to suboptimal outcomes.
Innovation Solution
A set of specialized surgical trays and tools, including trial implants and instruments, are used to identify and implant the optimal components of a reverse hip prosthesis by providing precise sizing and angular adjustments, utilizing various surgical tools and implants.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional surgical tools are used for hip replacement, then the surgical procedure can be performed, but the precision for identifying optimal components based on size and angles is insufficient
Solution Approach 1:
The surgical tool set is segmented into multiple specialized trays, each containing specific tools for different aspects of the hip replacement procedure. This segmentation allows for organized presentation of tools and enables precise measurement and selection of optimal components without overwhelming complexity in a single tool set.
Solution Approach 2:
Trial implants are used as copies of the final prosthesis components, allowing surgeons to test and measure different sizes and angles before committing to the final implantation. This copying approach enables precise identification of optimal components while maintaining a manageable tool complexity through standardized trial implant designs.
2Manufacturing precision
If trial implants and specialized tools are used to identify optimal components, then surgical precision is improved, but the surgical tray organization and tool management become more complex
Solution Approach 1:
The surgical tray is divided into multiple organized sections, with each section containing tools and trial implants specific to particular measurement or implantation tasks. This segmentation improves tray organization by grouping related items together, making the increased complexity manageable and systematic.
Solution Approach 2:
Specialized surgical tools are designed with multi-functionality, serving multiple purposes within the hip replacement procedure. For example, certain tools can measure both size and angle parameters, reducing the total number of separate tools needed and simplifying tray organization while maintaining high implantation precision.
3Measurement precision
If multiple trial implants and specialized tools are employed, then the ability to identify optimal components is enhanced, but the surgical procedure time increases
Solution Approach 1:
Trial implants and measurement tools are prepared and organized in advance within the surgical tray system, allowing the surgeon to immediately begin precise measurements and component selection when the procedure starts. This preliminary preparation reduces the time required for setup and enables efficient use of trial implants during the actual surgical procedure.
Solution Approach 2:
The surgical tool set is designed to enable continuous measurement and comparison of trial implants without interruption. Tools are arranged to allow immediate transition from one measurement task to another, maintaining continuous useful action throughout the component selection process and minimizing idle time while achieving high precision in component identification.
Data Source
AI summary
Surgical trays, tools and methods for use in hip replacement surgery wherein the hip replacement prosthesis is a reverse hip prosthesis. The trial components, specialized tools and methods of the invention enable a surgeon to identify the optimum components of the reverse hip prosthesis for implantation in a patient based on the sizes and angles best adapted to the patent's anatomy.