Husaria wingLevinson Productivity Systems, P.C.
William A. Levinson, P.E.  Principal
570-824-1986
TheBoss at ct-yankee.com
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Overview: Closed-Loop Corrective Action

Team-Oriented Problem Solving, 8 Disciplines (TOPS-8D, Ford Motor Company)

Define, Measure, Analyze, Improve, Control (Six Sigma DMAIC)

QAR from Stochos

CATSWEB from AssurX

Everest from Lynksoftware.com

Closed-Loop Corrective Action

Closed-Loop Corrective Action: Overview

From Lean Enterprise: A Comprehensive Overview, one-day workshop presented on 12 February 2003

  • Central role in driving continuous improvement
    • Assure project closure
    • Standardize the change; hold the gains
    • Best practice deployment
  1. We cannot overemphasize the importance of following through on every problem and proactive improvement project.
    • Corrective action is required by ISO 9000.
    • Lack of follow-through will undermine employee confidence in the program.
      • Example: TOPS-8D gets to 2D or 3D
    • Follow-through on every project will encourage employee participation.
  2. Many events can initiate a corrective action or proactive improvement.
    • Quality: scrap, rework, or field failure
    • Equipment downtime
      • National Semiconductor, Ford River Rouge: no such thing as a "minor" equipment stoppage
    • ISO 9000 nonconformance
    • Employee-initiated hiyari (scare report). A hiyari can apply to anything an employee or self-directed team doesn't think is right.
      • Quality
      • Safety
      • ISO 9000 (potential nonconformance)
      • Employee-initiated proactive improvement
    • Kaizen blitz
  3. Any appropriate procedure may be used.
    • Plan, Do, Check, Act (PDCA)
    • Six Sigma DMAIC (Define, Measure, Analyze, Improve, Control)
    • The modern Ford Motor Company's TOPS-8D (Team Oriented Problem Solving, Eight Disciplines)
      • I recommend this as more versatile than Six Sigma's DMAIC. It can be applied to almost any improvement activity.
      • TOPS-8D's containment step (3) can be omitted for proactive improvement projects.

Team-Oriented Problem Solving, 8 Disciplines (TOPS-8D)
  1. Form an appropriate cross-functional team.
    • The team should include a champion who has the resources and authority to implement the team's solution.
  2. Define the problem.
  3. Contain the problem.
    • Protect the customer from the problem. This step can be omitted when 8D is used for a proactive improvement because there is no "problem" (like defective parts).
  4. Identify the root cause.
  5. Select a permanent correction.
  6. Implement the corrective action and verify its effectiveness
  7. Make the change permanent (standardization).
    • Also share the solution with similar operations. This is best practice deployment.
  8. Recognize the team's achievement
    • An advantage of a kaizen blitz is that it frequently provides "instant gratification" in the form of easily-observable results.
DMAIC (Six Sigma) Actually RDMAICSI
  1. Recognize
  2. Define
  3. Measure
  4. Analyze
  5. Improve
  6. Control
  7. Standardize
  8. Integrate

Quality Action Reporting (QAR) from Stochos
"The QAR incorporates all types of Quality issues (Customer, Vendor, In-Process, Safety, Quality Audit, etc.) into a closed-loop system that requires action from all appropriate personnel."
"The QAR tracks the following steps; Initiation, Notification to the Responsible Party, Disposition of Materials, Disposition Sign-off, Root Cause Analysis, Corrective Action Definition and Sign-off, and Verification of Corrective Action Effectiveness."
Specific benefits:
  • Issues cannot "fall between the cracks."
  • Information sharing between management and the shop floor
  • Elimination of paperwork
  • CATSWeb from AssurX
    Corrective Action and Tracking System
    • "CATSweb is a Web-based Corrective Action Tracking System designed to solve problems faster and maintain ISO 9000 standards."
    • "Use CATSWeb for any number of applications, such as tracking and managing manufacturing nonconformances, customer complaints, supplier returns, audits, accident reports, chemical spills, health & safety issues, etc."
    • "Extensible to Suppliers, Customers, and Business Partners."
    • Customizable forms
    • It makes sure issues don't "fall through the cracks."
    Everest from Lynksoftware.com
    • "Supports quality requirements for ISO, QS, JCAHO, FDA and more"
    • Includes past-due notices for required actions
    TIPQA from TipTech.com
    "automates a formal, closed loop corrective action / preventative action system for resolving quality problems encountered in the course of normal operations. CA documents the history of corrective actions from request through follow-up and closure including the Failure Reporting and Corrective Action System (FRACAS)."

    visitors since 17 December 2002