<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-09-18T22:32:22Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/78172" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/78172</identifier><datestamp>2026-06-06T01:04:09Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131023</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Stephen C. Graves.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Yang, Tianying, M. Eng. Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Dept. of Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2013-03-28T18:10:43Z</dim:field>
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   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">2012</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2012</dim:field>
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   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (M. Eng. in Manufacturing)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2012.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Cataloged from PDF version of thesis.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (p. 75).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">This thesis shows improvements of a medical device production system. The demand at the Medical Device Manufacturing Company (MDMC¹) is low for the occlusion system product and there is a need to introduce other production lines on the floor. MDMC gave the challenge to the MIT team to improve the production area utilization rate and inventory management for the occlusion system product. This thesis shows the Six Sigma approach and methodology the MIT team used to reduce the occlusion system's floor area. Detailed approaches selected by the team in area reduction include supermarket decentralization, consolidation of equipment, removal of non-production items and change in bench configuration to reduce excess s ace. The floor reduction plan recommended reduces the production area from 1528 ft² to 1052 ft². The thesis also covers the inventory management analysis and optimization that improves the operation efficiency and reduce inventory cost of this production line. Information regarding the other improvements including manpower allocation, cycle time analysis and visual management can be found in other team members' individual theses [1] [2] [3]. Key Words: Lean Manufacturing, Floor Area Reduction, Inventory Optimization, System Efficiency</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Tianying Yang.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">M.Eng. in Manufacturing</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">75 p.</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">eng</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="rights" lang="en_US">M.I.T. theses are protected by 
copyright. They may be viewed from this source for any purpose, but 
reproduction or distribution in any format is prohibited without written 
permission. See provided URL for inquiries about permission.</dim:field>
   <dim:field mdschema="dc" element="rights" qualifier="uri" lang="en_US">http://dspace.mit.edu/handle/1721.1/7582</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">Production system improvement : floor area reduction and inventory optimization</dim:field>
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   	&lt;Title>Production system improvement : floor area reduction and inventory optimization&lt;/Title>
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   	&lt;PublicationDate>2012&lt;/PublicationDate>
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        	&lt;DisplayName>Yang, Tianying, M. Eng. Massachusetts Institute of Technology&lt;/DisplayName>
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    &lt;Keyword>Mechanical Engineering.&lt;/Keyword>
   	&lt;Abstract>This thesis shows improvements of a medical device production system. The demand at the Medical Device Manufacturing Company (MDMC¹) is low for the occlusion system product and there is a need to introduce other production lines on the floor. MDMC gave the challenge to the MIT team to improve the production area utilization rate and inventory management for the occlusion system product. This thesis shows the Six Sigma approach and methodology the MIT team used to reduce the occlusion system&amp;apos;s floor area. Detailed approaches selected by the team in area reduction include supermarket decentralization, consolidation of equipment, removal of non-production items and change in bench configuration to reduce excess s ace. The floor reduction plan recommended reduces the production area from 1528 ft² to 1052 ft². The thesis also covers the inventory management analysis and optimization that improves the operation efficiency and reduce inventory cost of this production line. Information regarding the other improvements including manpower allocation, cycle time analysis and visual management can be found in other team members&amp;apos; individual theses [1] [2] [3]. Key Words: Lean Manufacturing, Floor Area Reduction, Inventory Optimization, System Efficiency&lt;/Abstract>
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