Automated Medication Verification System for IV Error Reduction

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Solution Overview

Problem

Current healthcare systems face challenges in accurately verifying the right medication, dosage, and timing for patients due to manual processes, leading to medication errors and inefficiencies in patient care, particularly with IV drug administration and compatibility checks.

Innovation Solution

A comprehensive information management system that integrates communication networks, medication delivery devices, and databases to verify patient and drug information, compare it against institutionally determined rules, and alert caregivers to potential errors, ensuring compatibility and adherence to guidelines through a universal configuration database.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual medication administration is used, then ease of operation is maintained, but medication errors and adverse drug events increase

Engineering Contradiction:
Improvemanual operationVSAvoidmedication error rate
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces manual mechanical processes with automated electronic systems. Specifically, it substitutes manual transcription of patient identifiers and medication parameters with automated barcode scanning and electronic verification systems. The system automatically compares scanned barcodes against electronic health records to verify patient identity, medication correctness, and compatibility, eliminating human error in these verification steps.

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

Solution Approach 2:

The system implements multiple layers of feedback mechanisms. Real-time feedback is provided through barcode scanners that immediately verify medication and patient identifiers against electronic records. The system provides feedback alerts when potential adverse drug events are detected, such as drug interactions or incompatibilities. This continuous feedback loop ensures that errors are caught and corrected before they can cause harm to patients.

Inventive Principle:
Principle #23Feedback

2Reliability

If automated verification systems are implemented, then medication error reduction is achieved, but device complexity increases

Engineering Contradiction:
Improvemedication administration accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs a universal barcode scanning system that serves multiple functions: verifying patient identity, confirming medication correctness, checking infusion compatibility, and tracking administration timing. A single barcode infrastructure supports all these verification needs, reducing overall system complexity compared to having separate verification systems for each function.

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

Solution Approach 2:

The system merges multiple verification functions into a single integrated platform. The electronic health record system, barcode scanning infrastructure, medication compatibility checking, and administration tracking are combined into one unified system that operates together seamlessly. This consolidation reduces the number of separate complex systems needed and simplifies overall implementation.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If comprehensive patient identification verification is performed, then patient safety is improved, but time for treatment administration increases

Engineering Contradiction:
Improvepatient identification accuracyVSAvoidtreatment administration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary verification actions by scanning barcodes on patient identifiers and medication containers before administration begins. This advance verification ensures that all identification and compatibility checks are completed prior to the actual medication administration, allowing the administration process itself to be faster and more focused on the actual delivery rather than verification steps.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS7860583B2System and method for dynamically adjusting patient therapy
Publication Date: 2010.12.28 CAREFUSION 303 INC
  • US7860583B2 patent drawing
  • US7860583B2 patent drawing
  • US7860583B2 patent drawing

AI summary

A system and method of managing therapy provided to patients in an institution. The system monitors all aspects of the medication delivery to a patient, as well as other information related to the patient, such as values of vital signs, laboratory results and patient factors such as history, diagnosis, allergies and the like. The system includes one or more databases of information, including institutionally developed rules, guidelines and protocol representing the best medical practices of the institution. The system provides alerts and/or recommendations based on the application of the rules to the information being monitored, and alerts care givers accordingly, providing for dynamic adjustment of the patient's therapy. The system also monitors the status of the alerts, and if no action is taken in a selected period of time, may escalate the priority of the alert and/or halt the delivery of medication to the patient until the alert is resolved.