Surgical Sensor Anchor Tracking for Real-Time Robotic Alignment

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Solution Overview

Problem

Current surgical procedures, particularly in spinal fusion and skeletal reconstruction, face challenges with the difficulty of aligning surgical rods and bone fragments due to varying patient anatomy and the lack of real-time adjustments in robotic systems, leading to prolonged surgery times and potential complications.

Innovation Solution

A surgical sensor anchor system with electromagnetic and optical sensors tracks the movement of body structures during surgery, allowing real-time adjustments of robotic systems to ensure precise alignment and positioning of surgical instruments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If robotic systems are used for surgical procedures, then precision and automation are improved, but the ability to adapt to real-time anatomical variations deteriorates

Engineering Contradiction:
Improverobotic system automationVSAvoidreal-time adaptation to anatomical variations
Core Design Contradiction:
Extent of automationVSAdaptability or versatility

Solution Approach 1:

The system incorporates sensors that detect anatomical structures in real-time and provide feedback to the robotic control system, enabling dynamic adjustment of surgical paths and positions based on actual patient anatomy rather than relying solely on pre-operative planning

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The robotic system transitions from static pre-programmed paths to dynamic real-time adjustment capabilities, where surgical instruments can adapt their position and orientation during the procedure based on sensor feedback about anatomical variations

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If manual alignment methods are used for surgical rods and bone fragments, then surgeon skill is utilized, but surgery time increases and alignment precision deteriorates

Engineering Contradiction:
Improvealignment precisionVSAvoidsurgery time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

Manual mechanical alignment methods are replaced with an automated optical sensing and robotic positioning system that uses sensors to detect anatomical landmarks and automatically calculates and executes precise alignment, eliminating the time-consuming trial-and-error process of manual alignment

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If complex surgical instrumentation is used for spinal fusion, then surgical capability is improved, but device complexity and difficulty of operation increase

Engineering Contradiction:
Improvesurgical capabilityVSAvoidinstrumentation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The robotic system provides a universal platform that can perform multiple surgical tasks including rod alignment, screw placement guidance, and anatomical landmark identification through integrated sensors, reducing the need for multiple specialized instruments and simplifying the overall surgical workflow

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system enhances the safety and efficiency of robotically assisted surgeries by enabling real-time adjustments, reducing the risk of complications and shortening procedure times.

Implementation Method 1

A surgical sensor anchor system with electromagnetic and optical sensors tracks the movement of body structures during surgery

Methodology Applied
Scientific EffectElectromagnetic sensing: Electromagnetic Induction

Implementation Method 2

A surgical sensor anchor system with electromagnetic and optical sensors tracks the movement of body structures during surgery

Methodology Applied
Scientific EffectOptical sensing: Photoelectric Effect

Data Source

PatentUS20250325333A1Surgical sensor anchor system
Publication Date: 2025.10.23 GLOBUS MEDICAL INC
  • US20250325333A1 patent drawing
  • US20250325333A1 patent drawing
  • US20250325333A1 patent drawing

AI summary

Surgical systems for use in surgical procedures utilizing robotic devices. The surgical system having one or more components for housing a sensor or one or more tools for anchor or sensor delivery. The surgical system may include a surgical sensor anchor and/or a surgical sensor anchor delivery tool. A method of performing a robotically assisted surgical procedure, comprising using a surgical sensor anchor during a surgical procedure which utilizes a robot to track movement of at least one portion of a body structure undergoing a surgical procedure or to track movement of a body structure near a surgical site.