Pharmaceutical Dispensing Cart with Real-Time Inventory Tracking

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Solution Overview

Problem

Healthcare facilities face challenges in managing pharmaceutical inventories, including lack of accountability, regulatory issues with narcotic drugs, and inefficient billing due to delays in receiving patient-specific medications, which are often addressed by maintaining general inventories in divided storage boxes.

Innovation Solution

A drug and medical supply dispensation cart connected via wired or wireless communications to a system and database that tracks inventory, allows for optimized configurations, manages user access, enables automated restocking, and provides remote management functions, including user authentication, inventory management, and reporting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If general inventories are maintained in divided storage boxes, then immediate medication availability is improved, but accountability and regulatory compliance deteriorate

Engineering Contradiction:
Improvemedication delivery delayVSAvoidaccountability
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The system segments medication inventory into individual patient-specific containers rather than general storage boxes. Each container is tracked independently through barcode scanning, providing both immediate availability and detailed accountability for each medication unit.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements real-time feedback through barcode scanning at dispensing and return. Each scan updates the central database immediately, providing continuous visibility of inventory status and user accountability, while maintaining quick access to medications.

Inventive Principle:
Principle #23Feedback

2Loss of time

If general inventories are maintained in divided storage boxes, then immediate medication availability is improved, but regulatory compliance deteriorates

Engineering Contradiction:
Improvemedication delivery delayVSAvoidregulatory issues
Core Design Contradiction:
Loss of timeVSObject-affected harmful factors

Solution Approach 1:

The system divides the inventory into individually trackable patient-specific containers with barcodes. This segmentation enables precise tracking of each medication unit through dispensing and return, satisfying regulatory requirements while maintaining immediate availability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system replaces manual inventory tracking with automated barcode scanning and database updates. This substitution provides accurate, real-time records required for regulatory compliance while maintaining quick medication access.

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

3Reliability

If patient-specific inventories are maintained, then regulatory compliance is improved, but medication availability deteriorates due to lag time

Engineering Contradiction:
Improveregulatory complianceVSAvoidmedication delivery delay
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by pre-configuring patient-specific containers with barcodes and medication information before actual dispensing. This preparation enables immediate tracking and compliance from the moment of dispensing, eliminating lag time while maintaining regulatory requirements.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Real-time barcode scanning provides immediate feedback to the system, updating inventory status and compliance records instantly. This eliminates the time lag between dispensing and record-keeping, maintaining both compliance and availability.

Inventive Principle:
Principle #23Feedback

4Device complexity

If manual inventory tracking is used, then system complexity is reduced, but productivity deteriorates

Engineering Contradiction:
Improvesystem complexityVSAvoidoperational efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The system replaces complex manual tracking procedures with automated barcode scanning and database management. This substitution simplifies the user interface while dramatically improving productivity through automated inventory updates and reporting.

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

Solution Approach 2:

The system performs self-service through automated barcode recognition and database updates. When a container is scanned, the system automatically updates inventory records, generates reports, and tracks compliance without requiring manual data entry, improving productivity while keeping the interface simple.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10726099B2System and method for providing real time control of pharmaceuticals
Publication Date: 2020.07.28 CAPSA SOLUTIONS LLC
  • US10726099B2 patent drawing
  • US10726099B2 patent drawing
  • US10726099B2 patent drawing

AI summary

Disclosed herein is a system for providing a user with remote real time access to pharmaceuticals, the system comprising a plurality of carts which accept cassettes that contain pharmaceuticals. The carts preferably contain a CPU which can communicate with a database. A remote CPU is also in electrical communication with the database and may be placed at a pharmacy. When a specific pharmaceutical is required for a specific patient, a user can electronically request a one time access code (OTAC) from the remote CPU. If the request is valid, an OTAC can be sent both electronically to the database in addition to being sent to the user. If the user inputs an OTAC that matches the one stored on the database, the cart is unlocked to provide access to the requested pharmaceutical. Pharmaceuticals that are currently found in the cart can be checked remotely by communicating with the database. A new cassette can then be stocked and sealed by a pharmacist, while another person can transmit the sealed cassette and replace the old cassette within the cart.