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Case Study: Using DFSS and DOE to Increase Product Reliability

A medical devices company, developing technology to enable smaller medical devices, launched a substrate development effort as part of a larger-scale technology and product development effort. The substrate development effort involved predicting the stress caused by the laser welding process to ensure product reliability. In this Design for Six Sigma (DFSS) case study, design and…

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Case Study: DFSS Used to Improve Account Setup Process

The bank in the following case study had been encountering problems with new customer accounts. The account setup cycle time was quite high because the information-gathering process was ad hoc. It typically took several attempts to collect all the needed specifications from customers. This was causing customer dissatisfaction and, in some cases, defective accounts. The…

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DFSS Helps Mask a Bitter Taste

A bad taste can prevent some people, particularly the young and the elderly, from taking a medication – which can endanger their health. Taste can also influence what over-the-counter drugs people purchase and the choice between generic and brand-name medications. Because taste is such a key factor in compliance and purchasing decisions, optimizing taste is…

Six Sigma Drives Design Efficiencies at Black and Veatch

In the battle of “survival of the fittest,” every business must constantly re-evaluate its processes to improve how it delivers products or services to customers, while at the same time reducing its cost of doing business. Businesses that establish an effective continuous improvement culture will be able to sustain their competitive edge. Beginning in 2003,…

Creating a Recruiting Process: DFSS for Process Design

The following case study illustrates how a pharmaceutical company applied selected DFSS (Design for Six Sigma) tools to develop a new recruiting process for sales representatives. Tools and activities are described along the IDOV (Identify, Design, Optimize, Verify) phases, which served as a guiding roadmap through this process design project. Identify The need to completely…

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DFSS Study: Develop Software to Track Drug Side Effects

Integrating Design for Six Sigma (DFSS), IDOV (identify, design, optimize, validate) roadmap and selected DFSS tools in the information technology (IT) system development methodology can strengthen the business focus of IT system delivery. Adding additional steps at the beginning and end of the traditional system development cycle for DFSS can support the better understanding of…

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Process Model Improves Wound Care Turnaround Time

With a robust quality improvement program in its emergency department (ED) since 1998, LDS Hospital in Salt Lake City, Utah, USA, has frequently used the routine analysis of operational data to improve its care for subsets of patients. Initiatives have successfully addressed pediatric patients with fever, acute coronary syndrome patients, endotracheal intubations and pain management,…

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Using DFLSS to Evaluate a New Loan Referral Process

Many a company has gotten caught up in the enthusiasm that comes with a great-sounding new idea. It is great when that idea turns into a profitable new product or service. But it can be a disaster when a lot time and money is invested only to end up with a dud. How great would…