Adjustable Surgical Guide with Track-Based Drill Orientation

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Solution Overview

Problem

Existing surgical guides lack the ability to be easily adjusted and customized for specific surgical procedures, leading to inefficiencies and increased costs due to the need for custom fabrication for each procedure.

Innovation Solution

A surgical guide system that includes a base with adjustable tracks and a drill guide that can translate relative to the base to adjust the drill guide angle, and transition between locked and unlocked states, allowing for precise customization and reuse.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If surgical guides are customized for each procedure, then manufacturing precision and procedure-specific accuracy are improved, but device complexity and cost increase

Engineering Contradiction:
Improveprocedure-specific accuracyVSAvoidcustom fabrication complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The surgical guide is designed with universal components including a base with track system and a drill guide assembly that can be adjusted to multiple positions and angles. The drill guide can translate along the track and be locked at different locations, allowing a single guide design to serve multiple surgical procedures rather than requiring custom fabrication for each procedure.

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

Solution Approach 2:

The surgical guide incorporates dynamic adjustment capabilities where the drill guide assembly can be moved along the track and locked at different positions. This dynamic adjustability allows the same physical guide to be configured for different surgical requirements, eliminating the need for multiple static custom guides.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If custom surgical guides are fabricated for each procedure, then measurement precision and surgical accuracy are improved, but loss of time and productivity decrease

Engineering Contradiction:
Improvesurgical accuracyVSAvoidfabrication time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The surgical guide is pre-configured with a track system and adjustable drill guide assembly that can be quickly positioned and locked at the required location during surgery. This preliminary design allows for rapid adjustment without requiring time-consuming custom fabrication for each procedure.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The dynamic adjustment mechanism allows the drill guide to be quickly repositioned along the track and locked at different locations during the surgical procedure, enabling fast adaptation to different surgical needs without the time loss associated with custom fabrication.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If adjustable components are added to surgical guides, then adaptability and versatility are improved, but device complexity increases

Engineering Contradiction:
Improveguide adjustabilityVSAvoidmechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The surgical guide is divided into separate modular components including a base with track, a drill guide assembly, and a locking mechanism. This segmentation allows each component to perform its specific function independently while maintaining overall simplicity. The drill guide assembly can translate along the track and be locked at different positions using the locking mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A locking mechanism serves as an intermediary component that enables the drill guide assembly to be securely positioned at different locations along the track. This intermediary element provides the adaptability needed for different surgical procedures while maintaining mechanical simplicity through a straightforward locking action.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250072913A1Adjustable surgical guide, virtual planning, and surgical navigation of same
Publication Date: 2025.03.06 ENCORE MEDICAL L P (D B A DJO SURGICAL)
  • US20250072913A1 patent drawing
  • US20250072913A1 patent drawing
  • US20250072913A1 patent drawing

AI summary

The technical solutions described herein are systems and methods for adjustable surgical guides, virtual planning, and surgical navigation. The system can process preoperative image data of a glenoid, generate a virtual representation of the glenoid face, and maintain a virtual model of a surgical guide. The system can present the virtual representation and the surgical guide in a user interface, determine version and inclination angles for the surgical guide, and adjust the surgical guide's position or orientation. The system can assess virtual plan data, communicate the data to a surgical system, translate the data into movement commands, and execute the movement commands for drilling. The system can access an intraoperative image of the glenoid face, identify the position of a drilling instrument, generate an image to determine the spatial relationship between the instrument and the virtual representation, and present a dynamic visual indicator to guide drilling.