Pharmaceutical Distribution Cart Shelving Alignment

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Solution Overview

Problem

Current pharmaceutical distribution methods from primary distributors to secondary sellers, such as retail pharmacies, involve inefficient handling and processing, leading to time-consuming unloading and reloading of pharmaceuticals, stockout issues, and unnecessary accumulation of empty totes that need to be returned.

Innovation Solution

A method utilizing a mobile cart with compartments, where a Compartment Assignment Plan is generated based on the secondary seller's shelving information to load pharmaceuticals in a sequential order corresponding to the shelving system, allowing direct unloading onto the shelves, thereby streamlining the delivery and reducing handling steps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If pharmaceuticals are distributed using standard totes and skids, then pharmaceutical items can be transported from primary distributor to secondary seller, but multiple handling steps are required including unbanding totes, opening totes, removing products, and reloading onto carts

Engineering Contradiction:
Improvedistribution efficiencyVSAvoidhandling time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The distribution system segments the pharmaceutical inventory into pre-packaged units organized by shelving location. Each pharmaceutical item is assigned to a specific shelving location in advance, allowing direct transfer from distributor to retailer shelf without intermediate handling. This segmentation eliminates the need for consolidated totes and manual sorting at the retailer level.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary organization at the primary distributor level by pre-sorting pharmaceutical items according to the secondary seller's shelving arrangement. The compartment assignment plan is generated in advance to match the retailer's shelf layout, so that when items are received, they are already in the correct sequence for direct shelf placement, eliminating post-delivery sorting operations.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If multiple totes are used to meet retail seller orders, then all requested pharmaceutical items can be transported, but empty totes accumulate and require return trips to the primary distributor

Engineering Contradiction:
Improveorder fulfillment capabilityVSAvoidempty tote accumulation
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

The system extracts the pharmaceutical items directly from the primary distributor's inventory system and transfers them to the secondary seller's shelving system without using intermediate totes. The compartment assignment plan enables direct item retrieval and placement, eliminating the tote container from the distribution process entirely.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system replaces reusable totes with a direct transfer mechanism where pharmaceutical items are moved individually or in small groups directly to their destination shelves. This eliminates the need for durable, reusable containers that require return trips, effectively using a disposable-like approach where each item's journey is independent and self-contained.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of operation

If totes are labeled with general shelving designations, then pharmaceutical items can be organized according to shelving locations, but items are randomly arranged on carts requiring workers to move back-and-forth along shelves

Engineering Contradiction:
Improveshelving organizationVSAvoidworker movement time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system applies local quality by assigning specific pharmaceutical items to specific shelving locations based on the retailer's actual shelf layout. Each compartment in the assignment plan corresponds to a specific shelf location, ensuring that items are placed in their precise destination rather than general areas, eliminating the need for workers to search and rearrange items.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The compartment assignment plan performs preliminary arrangement of all pharmaceutical items according to the exact shelving sequence before delivery. Items are organized in the precise order they will be placed on shelves, allowing workers to simply follow the sequence without back-and-forth movement. The preliminary sorting eliminates the need for on-site reorganization.

Inventive Principle:
Principle #10Preliminary action

4Ease of operation

If employees manually sort and place pharmaceutical items onto carts in shelving order, then items can be organized for shelf placement, but the process is time-consuming and leads to stockout issues

Engineering Contradiction:
Improvepharmaceutical organizationVSAvoidorder processing speed
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system enables self-service by providing the secondary seller with a pre-organized compartment assignment plan that contains all the information needed for direct shelf placement. The pharmaceutical items are already sorted and sequenced according to the shelf layout, allowing the retailer's employees to simply transfer items from the delivery container to shelves without manual sorting, making the process self-explanatory and self-executing.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces the mechanical sorting process previously performed by employees with an automated computer-generated compartment assignment plan. The computer system performs the sorting and sequencing function that previously required manual labor, dramatically reducing processing time while maintaining or improving organization accuracy.

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

Data Source

PatentUS7945455B2Pharmaceutical distribution systems and methods
Publication Date: 2011.05.17 CARDINAL HEALTH TECH LLC
  • US7945455B2 patent drawing
  • US7945455B2 patent drawing
  • US7945455B2 patent drawing

AI summary

A method of distributing pharmaceutical items from a primary distributor to a secondary seller. A request for pharmaceutical items is received by the primary distributor from the secondary seller. Shelving information indicative of a sequential arrangement of pharmaceutical items along the secondary seller's shelving system is reviewed. A mobile cart having a plurality of compartments is provided, and a sequential order to the plurality of compartments is designated. Based upon the request, the shelving information, and the compartment order, a compartment assignment plan is generated that assigns the requested pharmaceutical items to respective compartments in an order corresponding with the sequential arrangement of the shelving system. The compartments are then loaded in accordance with the compartment assignment plan, and delivered to the secondary seller.