Multi-Angle Pill Compartment Medication Verification System
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Solution Overview
Problem
Current methods for verifying medications in blister cards are prone to errors due to reliance on human memory and visual comparison, leading to potential misidentification and dosage issues, especially when medications have similar physical characteristics, resulting in significant errors and costs.
Innovation Solution
A system and method for identifying and validating medications by analyzing their characteristics from multiple angles using cameras and comparing them to medication signature characteristics, ensuring accurate identification and verification through a multi-stage process involving measuring, comparing, and validating against prescriptions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If pharmacists rely on human memory and visual comparison to verify medications, then the verification process can be completed quickly, but the accuracy and reliability of medication identification deteriorates, leading to potential errors
Solution Approach 1:
The patent replaces the manual visual verification process with an automated optical scanning system using cameras and image processing algorithms. The system captures images of medications from multiple angles, extracts visual features, and compares them against a database to automatically identify and verify medications, eliminating reliance on human memory and visual comparison while maintaining rapid verification speeds
Solution Approach 2:
The system creates digital copies (images) of medications and stores them in a database for automated comparison. By capturing and storing visual representations of medications with their unique characteristics, the system enables rapid automated verification without requiring pharmacists to manually examine each medication, thus improving both accuracy and efficiency
2Adaptability or versatility
If multiple medications with similar physical characteristics are present in the same compartment, then the compartment can accommodate complex prescriptions, but the difficulty of detecting and measuring individual medication characteristics increases
Solution Approach 1:
The patent segments the verification process into multiple independent steps: capturing images from multiple angles (top, bottom, sides), extracting specific visual features from each angle, and combining these segmented feature sets for comprehensive identification. This segmentation allows the system to differentiate between medications with similar characteristics by analyzing multiple distinct aspects of each medication
Solution Approach 2:
The system transitions from two-dimensional top-down viewing to multi-dimensional inspection by capturing images from multiple angles including top, bottom, and side views. This dimensional expansion provides additional visual information that enables differentiation of medications with similar appearance when viewed from a single angle, allowing accurate identification even in compartments containing multiple similar medications
3Measurement precision
If manual verification processes are used, then device complexity remains low, but manufacturing precision and measurement accuracy of medication identification deteriorates
Solution Approach 1:
The patent implements a multi-functional verification system where a single integrated platform performs multiple tasks: image capture from multiple angles, feature extraction, database comparison, and verification decision-making. This universal system handles diverse medication types and prescription complexities through a unified approach, achieving high measurement precision while managing device complexity through functional integration rather than separate specialized components
Data Source
AI summary
The disclosure relates to a system for identifying medicines, comprising a first measurement device for identifying, from the top, at least one first medicine deposited in a compartment of a pill box and analysing at least one identifying characteristic of the first medicine; and a second measurement device for identifying, from the bottom, at least one second medicine deposited in the compartment of said pill box and analysing at least one identifying characteristic of the second medicine. The system comprises a device for comparing the characteristic of the first medicine and the characteristic of the second medicine, for determining at least one validated medicine and comparing the characteristic of the validated medicine with medicine signature characteristics. The system also comprises a validation device for obtaining an identified content for the compartment and comparing the identified content with a prescription. Methods for identifying and validating medicines are also disclosed.