A Study On PNMS Spareparts Classification Methodology And Inventory Control Strategy

With the rapid global growth of medical device industry,companies in this field are facing a golden opportunity.Install-base equipment maintenance management has a vital impact on company competence since it ensures timely service even product sales.And as major physical basis,parts inventory management plays a critical role in equipment maintenance.In such a dynamic environment,how to supply stable and sufficient parts with both multiple maintenance strategies and strict regulatory requirements becomes an important topic for each company unavoidably.The importance and particularity of parts inventory management in PNMS medical system company are discussed on the basis of specific industrial requirements.Four essential factors(parts service level,parts demand characteristic,parts supply characteristic and parts deterioration characteristic)are identified with inventory control process analysis.Studies illustrates the relationship between parts service level and safety stock,parts service level determination,maintenance strategy impact on parts demand characteristic.Parts inventory control history of PNMS is reviewed for status analysis.Two-stage classification criteria based on parts criticality and maintenance strategy is implemented for parts classification.Suitable inventory control strategy for PNMS company is selected after strategy efficiency comparison.Inventory model based on parts service level is introduced for stock control while simplified models are applied for each parts classification accordingly.