<?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>2026-09-20T07:19:33Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/132979" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/132979</identifier><datestamp>2025-10-30T15:50:01Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131024</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">Alexander Slocum.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Grown-Haeberli, Serena
            (Serena C.)</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Montague-Alamin, Healey.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Slocum, Alexander H.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Hanumara, Nevan Clancy.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Ramirez, Aaron Eduardo.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Connor, Jay.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Hom, Gim Poy.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Pott, Philipp H.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Stewart, Kent K.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Department of Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department" lang="en_US">Massachusetts Institute of Technology. Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2021-10-15T15:23:28Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2021-10-15T15:23:28Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">2020</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2020</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">https://hdl.handle.net/1721.1/132979</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">1263359019</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis: S.B., Massachusetts Institute of Technology, Department of Mechanical Engineering, September, May, 2020</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Cataloged from the official PDF of thesis. Thesis also published in: Serena Grown-Haeberli, Healey Montague-Alamin, Alexander Slocum, Nevan Hanumara, Aaron Ramirez, Jay Connor, Gim Hom, Peter Pott and Kent Stewart. "Design and Applicability of a Mechanical Impedance Sensor for Vein Penetration Detection." 2020 42nd Annual International Conference of the IEEE Engineering in Medicine &amp; Biology Society (EMBC), 2020, pages 4016-4019, doi: 10.1109/EMBC44109.2020.9175501.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">Intravenous needle insertion is typically conducted manually, with needles guided into vessels by feel while looking for a brief flash of blood. This process is imprecise and leads to mispositioned needles, multiple reinsertion attempts, increased procedure time and higher costs for the hospital. We present a method for indicating that the needle has reached the vein by measuring the change in mechanical impedance of the needle as it passes through different tissue layers. Testing in a phantom indicated that this has the potential to identify transitions through tissue boundaries.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Serena Grown-Haeberli.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">S.B.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="collection" lang="en_US">S.B. Massachusetts Institute of Technology, Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">1, 4 unnumbered pages</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">MIT theses may be protected by copyright. Please reuse MIT thesis content according to the MIT Libraries Permissions Policy, which is available through the URL provided.</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">Design and applicability of a mechanical impedance sensor for vein penetration detection</dim:field>
   <dim:field mdschema="dc" element="type" lang="en_US">Thesis</dim:field>
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   <dim:field mdschema="mit" element="thesis" qualifier="degree" lang="en_US">Bachelor</dim:field>
   <dim:field mdschema="mit" element="thesis" qualifier="department" lang="en_US">MechE</dim:field>
   <dim:field mdschema="others" element="access-status">unknown</dim:field>
   <dim:field mdschema="others" element="access-status">unknown</dim:field>
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   	&lt;Title>Design and applicability of a mechanical impedance sensor for vein penetration detection&lt;/Title>
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   	&lt;PublicationDate>2020&lt;/PublicationDate>
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        	&lt;DisplayName>Grown-Haeberli, Serena
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        	&lt;DisplayName>Montague-Alamin, Healey.&lt;/DisplayName>
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        	&lt;DisplayName>Slocum, Alexander H.&lt;/DisplayName>
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        	&lt;DisplayName>Hanumara, Nevan Clancy.&lt;/DisplayName>
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        	&lt;DisplayName>Ramirez, Aaron Eduardo.&lt;/DisplayName>
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        	&lt;DisplayName>Connor, Jay.&lt;/DisplayName>
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        	&lt;DisplayName>Hom, Gim Poy.&lt;/DisplayName>
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    &lt;Keyword>Mechanical Engineering.&lt;/Keyword>
   	&lt;Abstract>Intravenous needle insertion is typically conducted manually, with needles guided into vessels by feel while looking for a brief flash of blood. This process is imprecise and leads to mispositioned needles, multiple reinsertion attempts, increased procedure time and higher costs for the hospital. We present a method for indicating that the needle has reached the vein by measuring the change in mechanical impedance of the needle as it passes through different tissue layers. Testing in a phantom indicated that this has the potential to identify transitions through tissue boundaries.&lt;/Abstract>
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