Customized Healing Abutment Design via Integrated CT Workflow

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Solution Overview

Problem

Current methods lack a system and user interface for designing a drill guide and customized healing abutment for dental implants that can be manufactured before surgical drilling, relying on separate scans and manual processes, which are inefficient and require additional patient visits.

Innovation Solution

A method and system that utilize a CT scan to virtually design a drill guide and customized healing abutment, aligning with planned implant placement, allowing for simultaneous design and manufacture of both components before surgical drilling, reducing the need for additional scans and visits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If separate scans and manual processes are used for designing drill guide and healing abutment, then design accuracy can be maintained, but treatment time and patient visits increase

Engineering Contradiction:
Improvedesign accuracyVSAvoidtreatment time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent combines the design processes for drill guide and healing abutment into a single integrated workflow. The system merges CT scan data processing, implant placement planning, and both component designs into one unified system that operates during a single patient visit, eliminating the need for separate scans and manual processes while maintaining design accuracy through integrated 3D modeling and virtual articulation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system performs preliminary design and planning actions during the patient visit itself. The drill guide and healing abutment are designed, reviewed, and prepared for manufacturing while the patient is present, allowing same-day delivery of customized components without requiring additional preliminary scans or separate appointment visits.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If customized components are designed and manufactured before surgical drilling, then patient comfort and efficiency improve, but coordination and planning complexity increase

Engineering Contradiction:
Improvepatient comfortVSAvoidcoordination complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system enables self-contained design and planning within a single patient visit. All necessary measurements, implant placement planning, and component design are performed using the patient's own anatomical data captured during that visit, making the process self-sufficient without requiring external coordination for additional scans or appointments.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The integrated system performs multiple functions within a single workflow: it captures patient anatomy, plans implant placement, designs the drill guide, designs the healing abutment, and prepares both for manufacturing. This multi-functional approach consolidates what would otherwise require separate specialized processes into one unified system that handles all tasks during a single visit.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If a single CT scan is used for both drill guide and healing abutment design, then number of scans and visits are reduced, but design flexibility may be limited

Engineering Contradiction:
Improvenumber of scans and visitsVSAvoiddesign flexibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The system provides dynamic design capabilities that allow adjustment and modification of both drill guide and healing abutment designs during the patient visit. The software enables real-time modifications to implant placement, component geometry, and design parameters based on clinical feedback, ensuring design flexibility is maintained even though a single CT scan is used as the foundation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses virtual articulation and 3D modeling as intermediary representations that bridge the single CT scan data with the final customized component designs. These digital models serve as flexible intermediaries that can be modified and adjusted without requiring additional physical scans, allowing design adaptability while maintaining productivity gains from using a single scan.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11020204B2Virtually designing a customized healing abutment
Publication Date: 2021.06.01 3SHAPE AS
  • US11020204B2 patent drawing
  • US11020204B2 patent drawing
  • US11020204B2 patent drawing

AI summary

A method of virtually designing a customized healing abutment and a drill guide for a patient, where the method includes: obtaining a CT scan including at least part of the patient's jaw bone; virtually placing at least one implant relative to the jaw bone of the CT scan, such that a planned implant placement is defined; virtually designing: a drill guide for guiding the surgical drilling of a bore for the implant into the patient's jaw bone at the planned implant placement; and a customized healing abutment configured for shaping the soft tissue according to a target profile when arranged in the implant; where the design of the drill guide and of the customized healing abutment is at least partly based on the CT scan and on the planned implant placement.