Dental Component Interface with Alternating Guiding and Indexing Sections
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Solution Overview
Problem
Existing dental component interfaces complicate installation due to flexibility leading to incorrect positioning and lack of feedback during assembly, making it difficult to assemble dental components correctly and potentially damaging them during fixation.
Innovation Solution
The interfaces feature alternating guiding and indexing sections that provide haptic feedback and rotational locking, ensuring correct assembly by guiding components to a final position and preventing premature fixation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple indexing features are provided to allow flexible positioning of dental components, then adaptability is improved, but device complexity increases and ease of operation deteriorates due to difficulty in finding correct orientation
Solution Approach 1:
The patent implements haptic feedback through the interaction between the guiding surface and mating guiding surface. As components are brought together, the guiding surface provides tactile cues that guide the operator to the correct rotational orientation. The indexing feature then provides a distinct haptic confirmation when proper alignment is achieved, eliminating the need to mentally track multiple possible orientations and significantly simplifying the assembly process while maintaining positioning flexibility.
2Reliability
If indexing features are provided to enable rotational locking, then reliability is improved, but device complexity increases due to additional interface structures
Solution Approach 1:
The patent combines multiple functions into unified interface structures. The guiding surface serves both as an alignment guide during assembly and as a structural element that works with the indexing feature for rotational locking. The indexing feature itself provides both the locking mechanism and haptic feedback for confirmation. This integration reduces the number of separate components and simplifies the overall interface design while maintaining reliable rotational locking.
3Ease of operation
If guiding sections are added to provide assembly guidance, then ease of operation is improved, but device complexity increases due to additional interface elements
Solution Approach 1:
The guiding surface is designed to be self-guiding through its geometric profile and interaction with the mating guiding surface. The surfaces naturally direct the components into correct alignment through their shape and contact geometry, without requiring external guidance mechanisms, complex adjustment devices, or additional active components. The structure itself provides the guidance function, minimizing added complexity.
Data Source
Figure 1a~1b
Figure 1c~1d
Figure 1e
AI summary
The present invention addresses above-noted objectives by providing a dental component that includes a coronal end, an apical end, and a longitudinal axis extending between the coronal end and the apical end. The dental component also includes an interface for assembly to another dental component, the interface comprising at least one indexing section for rotationally locking the dental component to the other dental component and at least one guiding section. The at least one guiding section and the at least one indexing section alternate about the longitudinal axis, wherein the guiding section includes an apically facing or coronally facing guiding surface. Further, a tangent to at least a portion of the guiding surface has a slope towards the next indexing section about the longitudinal axis.