Single Camera Medical Instrument Tracking System

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Solution Overview

Problem

Conventional medical tracking systems are inefficient and limited in tracking multiple medical instruments throughout a procedure, often requiring labor-intensive labeling and relying on electronic equipment, which can leave medical personnel without a secondary verification method, leading to concerns about instrument accountability at the conclusion of procedures.

Innovation Solution

A system that uses a single camera to monitor a medical procedure area, tracking instruments between multiple zones with machine detectable markers and a user-friendly interface, providing real-time tracking and alerts for misplaced items, and allowing for redundant human verification through easy-to-follow visual markers, while also learning procedural sequences and alerting personnel to deviations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional smart sponge systems are used to track medical items, then item accounting is improved, but the system becomes blind and requires additional manual scanning tasks that increase time consumption

Engineering Contradiction:
Improveitem accountingVSAvoidtime consumption
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system automatically tracks medical instruments throughout the procedure area without requiring manual scanning or intervention. The camera system continuously monitors zones and automatically detects instrument locations, eliminating the need for personnel to perform manual scanning tasks while maintaining reliable item accounting.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical scanning systems with an automated optical camera system. Instead of requiring personnel to physically scan and manually track instruments, the system uses visual detection through cameras to automatically track instrument positions throughout the procedure area, reducing time consumption while maintaining accounting reliability.

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

2Reliability

If machine readable labels are applied to all items for tracking, then tracking capability is improved, but labor intensity increases and personnel productivity decreases

Engineering Contradiction:
Improvetracking capabilityVSAvoidpersonnel productivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system automatically tracks instruments without requiring personnel to apply or manage machine readable labels. The camera system autonomously detects and tracks instruments based on their visual characteristics, eliminating the labor-intensive label application process while maintaining comprehensive tracking capability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical process of applying and scanning machine readable labels with an automated optical detection system. The camera system directly detects instruments without requiring label intervention, substituting the manual labeling mechanism with automated visual recognition to improve productivity while maintaining tracking reliability.

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

3Measurement precision

If electronic tracking equipment is used to monitor instruments, then tracking precision is improved, but device complexity increases and personnel concerns about verification remain

Engineering Contradiction:
Improvetracking precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent simplifies the tracking system by using a camera-based optical detection system instead of complex electronic tracking equipment. The camera system provides sufficient tracking precision through visual detection while reducing device complexity and offering personnel a familiar verification method through visual monitoring rather than abstract electronic signals.

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

Solution Approach 2:

The system uses visual markers and color-coded identification on instruments that can be detected by the camera system. This approach provides tracking precision through visual differentiation while keeping the system simple and providing personnel with intuitive visual verification rather than complex electronic interfaces.

Inventive Principle:
Principle #32Color changes

4Measurement precision

If tracking systems focus on specific items like sponges, then detailed item tracking is improved, but the system fails to track other instruments and the overall procedure area

Engineering Contradiction:
Improvedetailed item trackingVSAvoidtracking coverage
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The camera system is designed to track all types of medical instruments and equipment throughout the entire procedure area, not just specific items like sponges. The system provides universal tracking capability across multiple zones and instrument types, maintaining detailed tracking precision while expanding coverage to include the complete procedural environment.

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

Solution Approach 2:

The system transitions from tracking single items in isolation to monitoring the three-dimensional procedure space comprehensively. By establishing multiple zones and using spatial awareness, the camera system tracks instruments across different locations and heights, providing detailed tracking while expanding coverage to the entire procedural dimension.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20240407862A1Systems, apparatus and methods for continuously tracking medical items throughout a procedure
Publication Date: 2024.12.12 MEDLINE INDUSTRIES
  • US20240407862A1 patent drawing
  • US20240407862A1 patent drawing
  • US20240407862A1 patent drawing

AI summary

Systems, methods and apparatus are disclosed for improving medical procedures and medical procedure management, and, more particularly, for tracking medical instruments throughout a procedure and assisting medical personnel throughout the procedure or at least at the conclusion of the procedure. In one form, an apparatus for tracking medical instruments throughout a procedure is disclosed having a single camera for tracking movement and/or detecting position of a plurality of medical instruments during a medical procedure as at least one of the plurality of medical instruments is moved between multiple zones at least including a first prep zone and a second procedure zone. The apparatus having a controller connected to and collecting images from the camera, and a display in electrical communication with the controller and/or the camera for displaying medical instrument data pertaining to the movement and/or position of the plurality of medical instruments.