Automated Pharmaceutical Dispenser Ribbon Segmentation

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Solution Overview

Problem

Current pharmaceutical dispensing systems in hospitals and home healthcare settings face inefficiencies due to lack of standardization in packaging, leading to errors and increased manual labor, resulting in adverse drug reactions and high costs.

Innovation Solution

A high-density automated pharmaceutical packaging method using ribbon segments with encoded data, allowing for efficient tracking and dispensing, where pharmaceuticals are packaged in bands or tapes wound around reels for easy feeding into dispensers, reducing manual handling and improving storage density.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual handling and non-standardized packaging are used, then flexibility in handling various drug packages is maintained, but dispensing efficiency decreases and errors increase

Engineering Contradiction:
Improvedispensing efficiencyVSAvoidpackaging standardization
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies homogeneity by standardizing diverse pharmaceutical packages into a uniform unit dose format. All drugs are packaged in identical blister packs with standardized dimensions, allowing automated dispensers to handle all medications through a single standardized interface, thereby improving dispensing efficiency while maintaining system simplicity

Inventive Principle:
Principle #33Homogeneity

Solution Approach 2:

The patent segments pharmaceutical packages into individual unit doses within blister packs. Each blister contains a single predetermined dose, separating the medication from its original bulk packaging. This segmentation enables automated handling and dispensing of individual doses, significantly improving productivity in pharmaceutical dispensing operations

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If automated dispensing systems are implemented, then dispensing speed and accuracy improve, but the system requires standardized packaging that increases manufacturing complexity

Engineering Contradiction:
Improvedosage accuracyVSAvoidpackaging standardization
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

The patent applies preliminary action by pre-packaging medications in standardized unit dose blisters at the manufacturing stage. Each blister is pre-labeled with drug name, dosage, and administration instructions before reaching the dispensing system. This preliminary standardization ensures dosage accuracy in automated dispensing while simplifying the manufacturing process by using uniform packaging formats

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent changes the packaging parameters from diverse original formats to a standardized unit dose blister format. By transforming all medications into identical packaging with consistent dimensions, materials, and labeling positions, the system achieves high measurement precision in automated dispensing while the standardized parameters simplify rather than complicate manufacturing

Inventive Principle:
Principle #35Parameter changes

3Loss of information

If ribbon segment packaging with encoded data is used, then tracking and verification accuracy improve, but packaging complexity increases

Engineering Contradiction:
Improvemedication tracking accuracyVSAvoidpackaging structure
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent applies copying by placing encoded information (barcodes or RFID tags) on the blister pack that replicates the medication's identification data. This encoded copy contains drug name, dosage, patient information, and administration details, enabling accurate tracking and verification without requiring complex physical packaging structures. The information is copied onto a simple two-dimensional surface of the blister pack

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent extracts the tracking and verification functions from the physical packaging structure and transfers them to encoded data elements. By separating the information-carrying function from the structural function, the system achieves high medication tracking accuracy while maintaining simple, lightweight packaging. The encoded data is taken out as a distinct informational layer on the blister pack surface

Inventive Principle:
Principle #2Taking out (Extraction)

4Quantity of substance

If high-density storage is implemented, then storage capacity increases, but access to individual doses becomes more difficult

Engineering Contradiction:
Improvestorage capacityVSAvoiddose access
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent applies self-service by designing the automated dispenser to automatically retrieve, present, and dispense individual unit doses from high-density storage without manual intervention. The system uses robotic mechanisms to navigate the compact storage array, locate the required medication, extract the specific blister pack, and deliver it to the dispensing point. This automation maintains ease of operation while achieving high storage capacity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical access with automated robotic systems. Instead of requiring physical access to each storage location, sensors and automated arms navigate the high-density storage structure, identify the required medication through encoded data, and retrieve individual doses. This substitution of manual mechanical operations with automated systems enables both high storage capacity and ease of operation

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

Data Source

PatentUS11396418B2High efficiency automated pharmaceutical dispenser
Publication Date: 2022.07.26 BROWN ARTHUR E MR
  • US11396418B2 patent drawing
  • US11396418B2 patent drawing
  • US11396418B2 patent drawing

AI summary

A system, method and corresponding apparatus are provided for packaging, storing, tracking, and dispensing pharmaceuticals in unit doses in a highly efficient manner. In particular, a method of packaging pharmaceuticals within a ribbon having a plurality of adjacent segments each containing a unit dose of a pharmaceutical and having associated data indicia for efficient and uniform transport, tracking, storage and dispensing is provided. Pharmaceuticals are loaded into an automated dispenser that is networked with computers for accepting prescriptions and dispensing pharmaceutical accordingly.