Pharmaceutical Preparation Machine Robotized Gripping

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Solution Overview

Problem

Existing machines for pharmaceutical product preparation are complex and costly due to the need for a gripping device to hold and move containers in an overturned position for liquid extraction.

Innovation Solution

A machine with a robotized gripping and transporting device that uses jointed arms with jaws to pick and position syringes and bottles within a sterile chamber, allowing for simple and cost-effective operation without the need for complex container handling mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a gripping device is used to hold and move containers in an overturned position for liquid extraction, then the liquid picking function is achieved, but the device complexity and cost increase

Engineering Contradiction:
Improveliquid picking functionVSAvoidgripping device complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention extracts the container handling function from the picking station by moving containers to a separate conveying line where they are automatically oriented and positioned. This separation allows the picking station to focus solely on liquid extraction using a simple syringe mechanism, while container manipulation is handled by the conveying system with automated orienting mechanisms.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The conveying line acts as an intermediary system between container storage and the picking station. It includes automated orienting mechanisms that prepare containers in the correct position before they reach the picking station, eliminating the need for the picking station to have complex gripping and orienting capabilities.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If a gripping device is used to hold and move containers, then container positioning is achieved, but the manufacturing cost increases

Engineering Contradiction:
Improvecontainer positioning precisionVSAvoidmanufacturing cost
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The container positioning function is extracted from the picking station and implemented in the conveying line using automated orienting mechanisms. This allows the picking station to use a simple, inexpensive syringe-based liquid extraction system, while positioning precision is achieved through the separate conveying and orienting system.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The conveying line includes automated mechanisms that self-orient and position containers as they move through the system. The containers are automatically prepared in the correct orientation by the conveying system itself, eliminating the need for expensive manual or mechanically complex positioning devices at the picking station.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The machine simplifies the preparation process by enabling efficient and cost-effective handling of syringes and bottles within a sterile environment, reducing the complexity and cost associated with traditional container handling systems.

Implementation Method 1

shaped so as to feed a flow of sterile air through the chamber 3 and prevent the introduction of air from the external environment into the chamber 3

Methodology Applied
Scientific EffectPneumatic flow:

Implementation Method 2

an aspiration circuit mounted in the picking station to pick a given amount of the liquid phase contained in the container

Methodology Applied
Scientific EffectAspiration: Suction

Data Source

PatentUS8794276B2Method and machine for the preparation of pharmaceutical products
Publication Date: 2014.08.05 OMNICELL INC
  • US8794276B2 patent drawing
  • US8794276B2 patent drawing
  • US8794276B2 patent drawing

AI summary

Method and machine for the preparation of pharmaceutical products according to which a container containing a liquid phase and a gaseous phase is connected to an aspiration circuit of a given amount of the liquid phase; a flow sensor being provided for detecting the passage of the liquid phase and of the gaseous phase along the aspiration circuit.