| The title Design Risk Assessment in Six Sigma | | | | And ToolsPHA, Preliminary Hazard Analysis is |
| beckons to be likened with Poka Yoke or | | | | a qualitative assessment of hazards, |
| Mistake Proofing. But without going deeper | | | | constituents of the associated functional |
| into the comparison part of it, what we can | | | | system and event successions that could |
| say is that both of these do not have any | | | | potentially result in avoidable consequences. |
| similarities whatsoever, even though Poka | | | | The study includes possible incidents and |
| Yoke appears to be the next logical step of | | | | possible remedial actions. But significantly, |
| Design risk Assessment in Six Sigma.So What | | | | this is a qualitative study whose efficacy is |
| Is Design Risk Assessment In Six Sigma?As the | | | | applicable only for initial studies.DFMEA, an |
| name suggests, design risk analysis is the | | | | implementation methodology, serves as a |
| procedure to determine potential risks in | | | | quantified appraisal of the criticality of |
| designs and design processes. In Six Sigma, | | | | internal failures of CTQ & CTC together with |
| the assessment for design risks is not a | | | | performance components. The typical FMEA form |
| ritual that is done at the end but it is an | | | | may be used also for design assessments and |
| inherent step in the design process itself. | | | | transfers of know-how.On the performance |
| It begins from the point of conceptualizing | | | | front, meeting customer expectations infers |
| designs where the evaluation exercise | | | | using CTC's, design parameters which assist |
| continues throughout the designing till the | | | | meet all of the requirements. It also takes |
| prototype is tested.The design assessment for | | | | care of the manufacturability requirements. |
| potential risks involves design simulation | | | | One might think of calling this CTQ.The Need |
| testing at steps including testing the | | | | For DocumentationResults of risk analysis |
| detailed design and sub-assemblies | | | | tests needs to be documented and then updated |
| (subroutines for software, etc) with a view | | | | as the product or service moves in its cycle |
| to completely eliminate possible risks and | | | | onto production phase, based on real time |
| cut down the shocks of design failures. For | | | | failure statistics, which serves as true |
| once, the design risk assessment in Six Sigma | | | | risk-management and feedback document on |
| goes beyond the CTQ technique providing the | | | | design for future reference.The most |
| design process the much needed broader | | | | interesting application of the concept can be |
| evaluation.Ensuring Reliability Of DesignThe | | | | found in Bank of Americas assessment for |
| need for reliability of design can not be | | | | credit products inherent risks which |
| overemphasized. The potential hazards of a | | | | ultimately helped eliminate potential fraud |
| faulty design extend beyond VOC and ROI | | | | elements.There are multiple instances where |
| parameters. Design risks can not be | | | | FMEA has served as main mast in design and |
| overlooked even for service offerings even | | | | failure evaluation.Tony Jacowski is a quality |
| though manufacturing needs to take extra care | | | | analyst for The MBA Journal. Aveta Solutions |
| of this aspect.What ensures a systematic and | | | | Six Sigma Online ( ) offers online six sigma |
| rigorous scrutiny in the dependability of the | | | | training and certification classes for lean |
| design also allows capturing system-level | | | | six sigma, black belts, green belts, and |
| hazards.Design Risk Assessment Methodologies | | | | yellow belts. |