Pharmaceutical Sample Inventory Tracking via Segmented On-Hand and In-Storage Quantities

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Solution Overview

Problem

Current systems for managing sample distribution by field representatives, particularly in the pharmaceutical sector, lack efficient tools for tracking and controlling sample allocation, leading to issues such as reliance on central facilities and inadequate mechanisms to prevent unauthorized sample acceptance.

Innovation Solution

A software-based system that allows field representatives to manage sample distribution by differentiating between on-hand and in-storage quantities, providing a user interface for selecting customers and products, generating acceptance forms with watermarks, and updating databases to track inventory changes, ensuring compliance with regulatory requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If field representatives manually track sample inventory during site visits, then they can distribute samples to customers, but they cannot efficiently differentiate between on-hand and in-storage quantities leading to inventory management errors

Engineering Contradiction:
Improveinventory tracking accuracyVSAvoidinventory management system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent segments inventory into two distinct categories: on-hand quantity (samples physically possessed by the representative) and in-storage quantity (samples allocated but not yet received). The system maintains separate tracking for each category, allowing precise differentiation and management of inventory status without requiring complex manual procedures.

Inventive Principle:
Principle #1Segmentation

2Reliability

If real-time communication with central facility is used to control sample distribution, then unauthorized distributions can be prevented, but system complexity and reliance on central infrastructure increases

Engineering Contradiction:
Improveauthorization control reliabilityVSAvoidcommunication infrastructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by pre-authorizing sample distributions in the database before the representative arrives at the customer site. The representative's device accesses pre-loaded authorization data and inventory information, enabling offline verification of customer eligibility and sample availability without requiring real-time communication with the central facility during the actual distribution.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces a local database and processing capability on the representative's device as an intermediary between the central facility and the distribution point. This intermediary stores and processes authorization data locally, eliminating the need for continuous real-time communication while maintaining reliable authorization control.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If comprehensive inventory tracking is implemented, then regulatory compliance is improved, but data management complexity and processing requirements increase

Engineering Contradiction:
Improveregulatory compliance reliabilityVSAvoiddata management overhead
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system enables self-service by automatically generating acceptance forms with watermarks, digitally capturing customer signatures, and autonomously updating inventory records. The representative's device performs data validation, format verification, and compliance checking without requiring manual intervention or complex data processing procedures.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent transforms inventory data from static records to dynamic parameters that automatically update based on distribution events. The system changes the state of inventory information by automatically deducting distributed samples from on-hand quantity and transferring them to in-storage quantity, maintaining accurate real-time inventory status without complex manual data management.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8429034B2Inventory control over pharmaceutical sample distributions software, systems and methodologies
Publication Date: 2013.04.23 PURDUE PHARMA LP
  • US8429034B2 patent drawing
  • US8429034B2 patent drawing
  • US8429034B2 patent drawing

AI summary

Methods for managing the distribution of samples in support of activities of field representatives which differentiate on-hand and in-storage inventories of samples that have been previously allocated from a master inventory, for example, from the inventory of a pharmaceutical company. Field representatives are assisted in managing an inventory of samples known to a database through an interface including one or more charts or tables that distinguish an on-hand quantity from an in-storage quantity, and a mechanism to identify a quantity of a particular product in the chart or table for distribution, with the database being updated to track changes at least in the on-hand quantity information. The interface can be further configured to capture the signature of a sample recipient over that person's name, presented in a signature block as a watermark in a cursive-font to deter unauthorized sample acceptance.