Laser System Perimeter Circuit for Unauthorized Housing Breach Detection

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Solution Overview

Problem

Existing laser eye surgery technologies primarily focus on correcting vision problems and ignore other parts of the patient's eye, such as the iris, for procedures like eye color change, which may require multiple procedures and precise automated settings.

Innovation Solution

The system includes mechanisms for acquiring iris or retinal scans to verify patient identity, a perimeter circuit to detect breaches and execute electronic lockouts, and sensors to ensure proper location and movement of the laser system, ensuring correct procedural settings and patient safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated laser systems are used for eye color change procedures, then procedure speed and consistency are improved, but the risk of improper use and system misuse increases

Engineering Contradiction:
Improveprocedure speedVSAvoidrisk of improper use
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary actions by requiring authentication of the operator and patient before enabling the laser system. The authentication module verifies operator credentials and patient identity in advance, ensuring that only authorized personnel can operate the system on the correct patient, thereby preventing misuse while maintaining automated procedure speed

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms through real-time monitoring of procedural parameters and authentication status. The control circuit continuously monitors laser settings, delivery parameters, and authentication states, providing immediate feedback to prevent improper use while allowing automated operation to proceed at full speed when parameters are within safe ranges

Inventive Principle:
Principle #23Feedback

2Reliability

If multiple security checks and authentication steps are added, then patient safety and proper use are improved, but system complexity increases

Engineering Contradiction:
Improvepatient safetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The authentication module serves multiple functions: it verifies operator credentials, confirms patient identity, checks procedural parameters, and monitors system state. By consolidating these security functions into a single integrated module, the system achieves high patient safety without proportionally increasing overall system complexity

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

Solution Approach 2:

The control circuit merges multiple security monitoring functions into a single integrated control unit that manages authentication, parameter monitoring, and laser control. This consolidation reduces the number of separate components and simplifies the overall system architecture while maintaining comprehensive safety checks

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If manual adjustments by physicians are used, then adaptability to patient conditions is improved, but procedure time and labor requirements increase

Engineering Contradiction:
Improveadaptability to patient conditionsVSAvoidprocedure time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system provides dynamic adaptability through programmable control parameters that can be automatically adjusted based on real-time monitoring of patient response and procedural conditions. The control circuit dynamically modifies laser parameters within predefined safe ranges, allowing the system to adapt to individual patient conditions without requiring manual physician adjustments, thus maintaining procedure efficiency

Inventive Principle:
Principle #15Dynamics

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

This approach provides secure and proper use of medical devices for eye color alteration by ensuring correct patient identification, preventing unauthorized access, and ensuring the laser system is in proper working order, thus reducing the risk of improper use.

Implementation Method 1

a perimeter circuit configured to detect a breach of the housing based on the perimeter circuit being broken resulting in an electrical current flowing through the perimeter circuit being ceased or a change in resistance in the perimeter circuit

Methodology Applied
Scientific EffectElectrical Resistance: Electrical Resistance

Implementation Method 2

delivering laser light to an iris of a patient

Methodology Applied
Scientific EffectLaser: Laser

Implementation Method 3

changing a person's eye color may be performed by delivering laser light to portions of the eye that are responsible for giving the eye its color

Methodology Applied
Scientific EffectPhotothermal:

Data Source

PatentUS20250073073A1Systems and methods for physical and electronic security of medical devices
Publication Date: 2025.03.06 STROMA MEDICAL CORP
  • US20250073073A1 patent drawing
  • US20250073073A1 patent drawing
  • US20250073073A1 patent drawing

AI summary

A system for altering the eye color of a patient with a color alteration procedure includes a laser system having a housing around at least one component of the laser system. The laser system also has a perimeter circuit configured to detect a breach of the housing based on the perimeter circuit being broken resulting in an electrical current flowing through the perimeter circuit being ceased or a change in resistance in the perimeter circuit. The system also includes software that detects, by the perimeter circuit, the breach based on the perimeter circuit being broken. The software also executes, based on the breach, an electronic lockout of the laser system such that the laser system cannot be operated without receipt of a command lifting the electronic lockout.