A Comparison Study of the Osseointegration of Zirconia and Titanium Dental Implants. A Biomechanical Evaluation in the Maxilla of Pigs
Identifieur interne : 000890 ( Istex/Corpus ); précédent : 000889; suivant : 000891A Comparison Study of the Osseointegration of Zirconia and Titanium Dental Implants. A Biomechanical Evaluation in the Maxilla of Pigs
Auteurs : Michael Gahlert ; Stefan Röhling ; Marco Wieland ; Stefan Eichhorn ; Helmut Küchenhoff ; Heinz KnihaSource :
- Clinical Implant Dentistry and Related Research [ 1523-0899 ] ; 2010-12.
English descriptors
- KwdEn :
- Biomechanical, Biomed mater, Bone apposition, Bone resorption, Clinical implant dentistry, Dehiscence, Gmbh, Healing period, Implant, Implant material, Implant surface, Institut straumann, Interfacial strength, Machined, Machined zirconia implants, Maxilla, Maximum height, Miniature pigs, Oral maxillofac implants, Peek, Peek caps, Present study, Prosthet dent, Removal torque, Resorption, Rough zirconia implants, Sandblasted, Sandblasted zirconia implants, Statistical analysis, Surface roughness, Time point, Titanium, Titanium implant surfaces, Titanium implants, Zirconia, Zirconia implants, Zirconia surface.
- Teeft :
- Biomechanical, Biomed mater, Bone apposition, Bone resorption, Clinical implant dentistry, Dehiscence, Gmbh, Healing period, Implant, Implant material, Implant surface, Institut straumann, Interfacial strength, Machined, Machined zirconia implants, Maxilla, Maximum height, Miniature pigs, Oral maxillofac implants, Peek, Peek caps, Present study, Prosthet dent, Removal torque, Resorption, Rough zirconia implants, Sandblasted, Sandblasted zirconia implants, Statistical analysis, Surface roughness, Time point, Titanium, Titanium implant surfaces, Titanium implants, Zirconia, Zirconia implants, Zirconia surface.
Abstract
Objectives: The purpose of the present study was to investigate the osseointegration of microstructured zirconia implants in comparison with sandblasted and acid‐etched (SLA) titanium implants in a biomechanical study.
Url:
DOI: 10.1111/j.1708-8208.2009.00168.x
Links to Exploration step
ISTEX:12133DEC047D8E00330F6346C185F7E3CA220643Le document en format XML
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strength</term><term>Machined</term><term>Machined zirconia implants</term><term>Maxilla</term><term>Maximum height</term><term>Miniature pigs</term><term>Oral maxillofac implants</term><term>Peek</term><term>Peek caps</term><term>Present study</term><term>Prosthet dent</term><term>Removal torque</term><term>Resorption</term><term>Rough zirconia implants</term><term>Sandblasted</term><term>Sandblasted zirconia implants</term><term>Statistical analysis</term><term>Surface roughness</term><term>Time point</term><term>Titanium</term><term>Titanium implant surfaces</term><term>Titanium implants</term><term>Zirconia</term><term>Zirconia implants</term><term>Zirconia surface</term></keywords><keywords scheme="Teeft" xml:lang="en"><term>Biomechanical</term><term>Biomed mater</term><term>Bone apposition</term><term>Bone resorption</term><term>Clinical implant dentistry</term><term>Dehiscence</term><term>Gmbh</term><term>Healing period</term><term>Implant</term><term>Implant material</term><term>Implant surface</term><term>Institut straumann</term><term>Interfacial strength</term><term>Machined</term><term>Machined zirconia implants</term><term>Maxilla</term><term>Maximum height</term><term>Miniature pigs</term><term>Oral maxillofac implants</term><term>Peek</term><term>Peek caps</term><term>Present study</term><term>Prosthet dent</term><term>Removal torque</term><term>Resorption</term><term>Rough zirconia implants</term><term>Sandblasted</term><term>Sandblasted zirconia implants</term><term>Statistical analysis</term><term>Surface roughness</term><term>Time point</term><term>Titanium</term><term>Titanium implant surfaces</term><term>Titanium implants</term><term>Zirconia</term><term>Zirconia implants</term><term>Zirconia surface</term></keywords></textClass></profileDesc></teiHeader><front><div type="abstract">Objectives: The purpose of the present study was to investigate the osseointegration of microstructured zirconia implants in comparison with sandblasted and acid‐etched (SLA) titanium implants in a biomechanical study.</div></front></TEI><istex><corpusName>wiley</corpusName><keywords><teeft><json:string>zirconia</json:string><json:string>implant</json:string><json:string>zirconia implants</json:string><json:string>resorption</json:string><json:string>bone resorption</json:string><json:string>sandblasted</json:string><json:string>gmbh</json:string><json:string>maxilla</json:string><json:string>machined</json:string><json:string>titanium</json:string><json:string>peek</json:string><json:string>dehiscence</json:string><json:string>peek caps</json:string><json:string>biomechanical</json:string><json:string>zirconia surface</json:string><json:string>titanium implants</json:string><json:string>sandblasted zirconia implants</json:string><json:string>institut straumann</json:string><json:string>bone apposition</json:string><json:string>titanium implant surfaces</json:string><json:string>statistical analysis</json:string><json:string>clinical implant dentistry</json:string><json:string>oral maxillofac implants</json:string><json:string>removal torque</json:string><json:string>machined zirconia implants</json:string><json:string>interfacial strength</json:string><json:string>present study</json:string><json:string>time point</json:string><json:string>implant material</json:string><json:string>rough zirconia implants</json:string><json:string>surface roughness</json:string><json:string>healing period</json:string><json:string>implant surface</json:string><json:string>miniature pigs</json:string><json:string>prosthet dent</json:string><json:string>biomed mater</json:string><json:string>maximum height</json:string></teeft></keywords><author><json:item><name>Michael Gahlert DDS, Dr.</name><affiliations><json:string>Private dental clinic, Munich, Germany;</json:string><json:string>E-mail: m.gahlert@knihagahlert.de</json:string></affiliations></json:item><json:item><name>Stefan Röhling DDS</name><affiliations><json:string>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;</json:string></affiliations></json:item><json:item><name>Marco Wieland PhD</name><affiliations><json:string>Straumann AG, Basel, Switzerland;</json:string></affiliations></json:item><json:item><name>Stefan Eichhorn Ing.</name><affiliations><json:string>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;</json:string></affiliations></json:item><json:item><name>Helmut Küchenhoff PhD</name><affiliations><json:string>Statistical Consulting Unit, Ludwig‐Maximilians Universität, Munich, Germany</json:string></affiliations></json:item><json:item><name>Heinz Kniha MD, DDS</name><affiliations><json:string>Private dental clinic, Munich, Germany;</json:string></affiliations></json:item></author><subject><json:item><lang><json:string>eng</json:string></lang><value>biomechanical 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A Biomechanical Evaluation in the Maxilla of Pigs</title></titleStmt><publicationStmt><authority>ISTEX</authority><publisher>Blackwell Publishing Ltd</publisher><pubPlace>Oxford, UK</pubPlace><availability><licence>© 2009, Copyright the Authors. Journal Compilation © 2010, Wiley Periodicals, Inc.</licence></availability><date type="published" when="2010-12"></date></publicationStmt><notesStmt><note type="content-type" subtype="article" source="article" scheme="https://content-type.data.istex.fr/ark:/67375/XTP-6N5SZHKN-D">article</note><note type="publication-type" subtype="journal" scheme="https://publication-type.data.istex.fr/ark:/67375/JMC-0GLKJH51-B">journal</note></notesStmt><sourceDesc><biblStruct type="article"><analytic><title level="a" type="main">A Comparison Study of the Osseointegration of Zirconia and Titanium Dental Implants. A Biomechanical Evaluation in the Maxilla of Pigs</title><title level="a" type="short">Interfacial Strength of Zirconia and Titanium Implant Surfaces</title><author xml:id="author-0000" role="corresp"><persName><forename type="first">Michael</forename><surname>Gahlert</surname><roleName type="degree">DDS, Dr.</roleName></persName><affiliation>Private dental clinic, Munich, Germany;<address><country key="DE"></country></address></affiliation><affiliation>Dr. Michael Gahlert, private dental clinic, Theatinerstr. 1, D‐80333 Muenchen, Germany; e‐mail: m.gahlert@knihagahlert.de</affiliation></author><author xml:id="author-0001"><persName><forename type="first">Stefan</forename><surname>Röhling</surname><roleName type="degree">DDS</roleName></persName><affiliation>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;<address><country key="DE"></country></address></affiliation></author><author xml:id="author-0002"><persName><forename type="first">Marco</forename><surname>Wieland</surname><roleName type="degree">PhD</roleName></persName><affiliation>Straumann AG, Basel, Switzerland;<address><country key="CH"></country></address></affiliation></author><author xml:id="author-0003"><persName><forename type="first">Stefan</forename><surname>Eichhorn</surname><roleName type="degree">Ing.</roleName></persName><affiliation>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;<address><country key="DE"></country></address></affiliation></author><author xml:id="author-0004"><persName><forename type="first">Helmut</forename><surname>Küchenhoff</surname><roleName type="degree">PhD</roleName></persName><affiliation>Statistical Consulting Unit, Ludwig‐Maximilians Universität, Munich, Germany<address><country key="DE"></country></address></affiliation></author><author xml:id="author-0005"><persName><forename type="first">Heinz</forename><surname>Kniha</surname><roleName type="degree">MD, DDS</roleName></persName><affiliation>Private dental clinic, Munich, Germany;<address><country key="DE"></country></address></affiliation></author><idno type="istex">12133DEC047D8E00330F6346C185F7E3CA220643</idno><idno type="ark">ark:/67375/WNG-V4M66GMQ-D</idno><idno type="DOI">10.1111/j.1708-8208.2009.00168.x</idno><idno type="unit">CID168</idno><idno type="toTypesetVersion">file:CID.CID168.pdf</idno></analytic><monogr><title level="j" type="main">Clinical Implant Dentistry and Related Research</title><title level="j" type="alt">CLINICAL IMPLANT DENTISTRY RELATED RESEARCH</title><idno type="pISSN">1523-0899</idno><idno type="eISSN">1708-8208</idno><idno type="book-DOI">10.1111/(ISSN)1708-8208</idno><idno type="book-part-DOI">10.1111/cid.2010.12.issue-4</idno><idno type="product">CID</idno><idno type="publisherDivision">ST</idno><imprint><biblScope unit="vol">12</biblScope><biblScope unit="issue">4</biblScope><biblScope unit="page" from="297">297</biblScope><biblScope unit="page" to="305">305</biblScope><biblScope unit="page-count">9</biblScope><publisher>Blackwell Publishing Ltd</publisher><pubPlace>Oxford, UK</pubPlace><date type="published" when="2010-12"></date></imprint></monogr></biblStruct></sourceDesc></fileDesc><profileDesc><abstract xml:lang="en" style="main"><head>ABSTRACT</head><p><hi rend="bold">Objectives:</hi> The purpose of the present study was to investigate the osseointegration of microstructured zirconia implants in comparison with sandblasted and acid‐etched (SLA) titanium implants in a biomechanical study.</p><p><hi rend="bold">Materials:</hi> Zirconia implants (4.1 mm in diameter, 10 mm in length) were produced using a new low pressure injection molding technique. After that the implants were acid‐etched with hydrofluoric acid. Standard Ti‐SLA implants of the exact same shape served as controls. Six months after extraction of incisors 2 and 3, 16 adult pigs received a total of 64 implants in the maxillae. After 4, 8, and 12 weeks the animals were sacrificed, and 59 implants could be analyzed to removal torque (RTQ) testing.</p><p><hi rend="bold">Results:</hi> The mean RTQ values for zirconia implants were 42.4 Ncm at 4 weeks, 69.6 Ncm at 8 weeks, and 69.3 Ncm at 12 weeks of healing, whereas RTQ values for the Ti‐SLA implants were 42.1 Ncm, 75.0 Ncm, and 73.1 Ncm at corresponding time intervals. There is no statistical difference in RTQ values between Ti‐SLA and zirconia implants at 8 weeks.</p><p><hi rend="bold">Conclusions:</hi> Within the limits of the present study it was concluded that acid‐etching of zirconia implants enhances bone apposition resulting in RTQ values which were equivalent to that of Ti‐SLA.</p></abstract><textClass><keywords xml:lang="en"><term xml:id="k1">biomechanical testing</term><term xml:id="k2">dental implants</term><term xml:id="k3">pigs</term><term xml:id="k4">titanium</term><term xml:id="k5">zirconia</term></keywords><keywords rend="tocHeading1"><term>ARTICLES</term></keywords></textClass><langUsage><language ident="en"></language></langUsage></profileDesc></teiHeader></istex:fulltextTEI><json:item><extension>txt</extension><original>false</original><mimetype>text/plain</mimetype><uri>https://api.istex.fr/document/12133DEC047D8E00330F6346C185F7E3CA220643/fulltext/txt</uri></json:item></fulltext><metadata><istex:metadataXml wicri:clean="Wiley, elements deleted: body"><istex:xmlDeclaration>version="1.0" encoding="UTF-8" standalone="yes"</istex:xmlDeclaration><istex:document><component version="2.0" type="serialArticle" xml:lang="en"><header><publicationMeta level="product"><publisherInfo><publisherName>Blackwell Publishing Ltd</publisherName><publisherLoc>Oxford, UK</publisherLoc></publisherInfo><doi origin="wiley" registered="yes">10.1111/(ISSN)1708-8208</doi><issn type="print">1523-0899</issn><issn type="electronic">1708-8208</issn><idGroup><id type="product" value="CID"></id><id type="publisherDivision" value="ST"></id></idGroup><titleGroup><title type="main" sort="CLINICAL IMPLANT DENTISTRY RELATED RESEARCH">Clinical Implant Dentistry and Related Research</title></titleGroup></publicationMeta><publicationMeta level="part" position="12104"><doi origin="wiley">10.1111/cid.2010.12.issue-4</doi><numberingGroup><numbering type="journalVolume" number="12">12</numbering><numbering type="journalIssue" number="4">4</numbering></numberingGroup><coverDate startDate="2010-12">December 2010</coverDate></publicationMeta><publicationMeta level="unit" type="article" position="5" status="forIssue"><doi origin="wiley">10.1111/j.1708-8208.2009.00168.x</doi><idGroup><id type="unit" value="CID168"></id></idGroup><countGroup><count type="pageTotal" number="9"></count></countGroup><titleGroup><title type="tocHeading1">ARTICLES</title></titleGroup><copyright>© 2009, Copyright the Authors. Journal Compilation © 2010, Wiley Periodicals, Inc.</copyright><eventGroup><event type="firstOnline" date="2010-11-05"></event><event type="publishedOnlineAcceptedOrEarlyUnpaginated" date="2009-05-12"></event><event type="xmlConverted" agent="Converter:BPG_TO_WML3G version:2.3.25.1 mode:FullText" date="2010-11-05"></event><event type="publishedOnlineFinalForm" date="2010-11-05"></event><event type="xmlConverted" agent="Converter:WILEY_ML3G_TO_WILEY_ML3GV2 version:3.8.8" date="2014-01-15"></event><event type="xmlConverted" agent="Converter:WML3G_To_WML3G version:4.1.7 mode:FullText,remove_FC" date="2014-10-16"></event></eventGroup><numberingGroup><numbering type="pageFirst" number="297">297</numbering><numbering type="pageLast" number="305">305</numbering></numberingGroup><correspondenceTo>Dr. Michael Gahlert, private dental clinic, Theatinerstr. 1, D‐80333 Muenchen, Germany; e‐mail: <email>m.gahlert@knihagahlert.de</email></correspondenceTo><linkGroup><link type="toTypesetVersion" href="file:CID.CID168.pdf"></link></linkGroup></publicationMeta><contentMeta><countGroup><count type="figureTotal" number="8"></count><count type="tableTotal" number="3"></count><count type="formulaTotal" number="0"></count><count type="referenceTotal" number="22"></count><count type="wordTotal" number="4409"></count><count type="linksPubMed" number="0"></count><count type="linksCrossRef" number="0"></count></countGroup><titleGroup><title type="main">A Comparison Study of the Osseointegration of Zirconia and Titanium Dental Implants. A Biomechanical Evaluation in the Maxilla of Pigs</title><title type="shortAuthors">Clinical Implant Dentistry and Related Research, Volume *, Number *, 2009</title><title type="short">Interfacial Strength of Zirconia and Titanium Implant Surfaces</title></titleGroup><creators><creator creatorRole="author" xml:id="cr1" affiliationRef="#a1" corresponding="yes"><personName><givenNames>Michael</givenNames><familyName>Gahlert</familyName><degrees>DDS, Dr.</degrees></personName></creator><creator creatorRole="author" xml:id="cr2" affiliationRef="#a2"><personName><givenNames>Stefan</givenNames><familyName>Röhling</familyName><degrees>DDS</degrees></personName></creator><creator creatorRole="author" xml:id="cr3" affiliationRef="#a3"><personName><givenNames>Marco</givenNames><familyName>Wieland</familyName><degrees>PhD</degrees></personName></creator><creator creatorRole="author" xml:id="cr4" affiliationRef="#a2"><personName><givenNames>Stefan</givenNames><familyName>Eichhorn</familyName><degrees>Ing.</degrees></personName></creator><creator creatorRole="author" xml:id="cr5" affiliationRef="#a4"><personName><givenNames>Helmut</givenNames><familyName>Küchenhoff</familyName><degrees>PhD</degrees></personName></creator><creator creatorRole="author" xml:id="cr6" affiliationRef="#a1"><personName><givenNames>Heinz</givenNames><familyName>Kniha</familyName><degrees>MD, DDS</degrees></personName></creator></creators><affiliationGroup><affiliation xml:id="a1" countryCode="DE"><unparsedAffiliation>Private dental clinic, Munich, Germany;</unparsedAffiliation></affiliation><affiliation xml:id="a2" countryCode="DE"><unparsedAffiliation>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;</unparsedAffiliation></affiliation><affiliation xml:id="a3" countryCode="CH"><unparsedAffiliation>Straumann AG, Basel, Switzerland;</unparsedAffiliation></affiliation><affiliation xml:id="a4" countryCode="DE"><unparsedAffiliation>Statistical Consulting Unit, Ludwig‐Maximilians Universität, Munich, Germany</unparsedAffiliation></affiliation></affiliationGroup><keywordGroup xml:lang="en"><keyword xml:id="k1">biomechanical testing</keyword><keyword xml:id="k2">dental implants</keyword><keyword xml:id="k3">pigs</keyword><keyword xml:id="k4">titanium</keyword><keyword xml:id="k5">zirconia</keyword></keywordGroup><abstractGroup><abstract type="main" xml:lang="en"><title type="main">ABSTRACT</title><p><b>Objectives:</b> The purpose of the present study was to investigate the osseointegration of microstructured zirconia implants in comparison with sandblasted and acid‐etched (SLA) titanium implants in a biomechanical study.</p><p><b>Materials:</b> Zirconia implants (4.1 mm in diameter, 10 mm in length) were produced using a new low pressure injection molding technique. After that the implants were acid‐etched with hydrofluoric acid. Standard Ti‐SLA implants of the exact same shape served as controls. Six months after extraction of incisors 2 and 3, 16 adult pigs received a total of 64 implants in the maxillae. After 4, 8, and 12 weeks the animals were sacrificed, and 59 implants could be analyzed to removal torque (RTQ) testing.</p><p><b>Results:</b> The mean RTQ values for zirconia implants were 42.4 Ncm at 4 weeks, 69.6 Ncm at 8 weeks, and 69.3 Ncm at 12 weeks of healing, whereas RTQ values for the Ti‐SLA implants were 42.1 Ncm, 75.0 Ncm, and 73.1 Ncm at corresponding time intervals. There is no statistical difference in RTQ values between Ti‐SLA and zirconia implants at 8 weeks.</p><p><b>Conclusions:</b> Within the limits of the present study it was concluded that acid‐etching of zirconia implants enhances bone apposition resulting in RTQ values which were equivalent to that of Ti‐SLA.</p></abstract></abstractGroup></contentMeta></header></component></istex:document></istex:metadataXml><mods version="3.6"><titleInfo lang="en"><title>A Comparison Study of the Osseointegration of Zirconia and Titanium Dental Implants. A Biomechanical Evaluation in the Maxilla of Pigs</title></titleInfo><titleInfo type="abbreviated" lang="en"><title>Interfacial Strength of Zirconia and Titanium Implant Surfaces</title></titleInfo><titleInfo type="alternative" contentType="CDATA" lang="en"><title>A Comparison Study of the Osseointegration of Zirconia and Titanium Dental Implants. A Biomechanical Evaluation in the Maxilla of Pigs</title></titleInfo><name type="personal"><namePart type="given">Michael</namePart><namePart type="family">Gahlert</namePart><namePart type="termsOfAddress">DDS, Dr.</namePart><affiliation>Private dental clinic, Munich, Germany;</affiliation><affiliation>E-mail: m.gahlert@knihagahlert.de</affiliation><role><roleTerm type="text">author</roleTerm></role></name><name type="personal"><namePart type="given">Stefan</namePart><namePart type="family">Röhling</namePart><namePart type="termsOfAddress">DDS</namePart><affiliation>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;</affiliation><role><roleTerm type="text">author</roleTerm></role></name><name type="personal"><namePart type="given">Marco</namePart><namePart type="family">Wieland</namePart><namePart type="termsOfAddress">PhD</namePart><affiliation>Straumann AG, Basel, Switzerland;</affiliation><role><roleTerm type="text">author</roleTerm></role></name><name type="personal"><namePart type="given">Stefan</namePart><namePart type="family">Eichhorn</namePart><namePart type="termsOfAddress">Ing.</namePart><affiliation>Clinic for Orthopaedic and Sport Orthopaedic, Technical University Munich, Munich, Germany;</affiliation><role><roleTerm type="text">author</roleTerm></role></name><name type="personal"><namePart type="given">Helmut</namePart><namePart type="family">Küchenhoff</namePart><namePart type="termsOfAddress">PhD</namePart><affiliation>Statistical Consulting Unit, Ludwig‐Maximilians Universität, Munich, Germany</affiliation><role><roleTerm type="text">author</roleTerm></role></name><name type="personal"><namePart type="given">Heinz</namePart><namePart type="family">Kniha</namePart><namePart type="termsOfAddress">MD, DDS</namePart><affiliation>Private dental clinic, Munich, Germany;</affiliation><role><roleTerm type="text">author</roleTerm></role></name><typeOfResource>text</typeOfResource><genre type="article" displayLabel="article" authority="ISTEX" authorityURI="https://content-type.data.istex.fr" valueURI="https://content-type.data.istex.fr/ark:/67375/XTP-6N5SZHKN-D">article</genre><originInfo><publisher>Blackwell Publishing Ltd</publisher><place><placeTerm type="text">Oxford, UK</placeTerm></place><dateIssued encoding="w3cdtf">2010-12</dateIssued><copyrightDate encoding="w3cdtf">2010</copyrightDate></originInfo><language><languageTerm type="code" authority="rfc3066">en</languageTerm><languageTerm type="code" authority="iso639-2b">eng</languageTerm></language><physicalDescription><extent unit="figures">8</extent><extent unit="tables">3</extent><extent unit="formulas">0</extent><extent unit="references">22</extent><extent unit="linksCrossRef">0</extent><extent unit="words">4409</extent></physicalDescription><abstract>Objectives: The purpose of the present study was to investigate the osseointegration of microstructured zirconia implants in comparison with sandblasted and acid‐etched (SLA) titanium implants in a biomechanical study.</abstract><abstract>Materials: Zirconia implants (4.1 mm in diameter, 10 mm in length) were produced using a new low pressure injection molding technique. After that the implants were acid‐etched with hydrofluoric acid. Standard Ti‐SLA implants of the exact same shape served as controls. Six months after extraction of incisors 2 and 3, 16 adult pigs received a total of 64 implants in the maxillae. After 4, 8, and 12 weeks the animals were sacrificed, and 59 implants could be analyzed to removal torque (RTQ) testing.</abstract><abstract>Results: The mean RTQ values for zirconia implants were 42.4 Ncm at 4 weeks, 69.6 Ncm at 8 weeks, and 69.3 Ncm at 12 weeks of healing, whereas RTQ values for the Ti‐SLA implants were 42.1 Ncm, 75.0 Ncm, and 73.1 Ncm at corresponding time intervals. There is no statistical difference in RTQ values between Ti‐SLA and zirconia implants at 8 weeks.</abstract><abstract>Conclusions: Within the limits of the present study it was concluded that acid‐etching of zirconia implants enhances bone apposition resulting in RTQ values which were equivalent to that of Ti‐SLA.</abstract><subject lang="en"><genre>keywords</genre><topic>biomechanical testing</topic><topic>dental implants</topic><topic>pigs</topic><topic>titanium</topic><topic>zirconia</topic></subject><relatedItem type="host"><titleInfo><title>Clinical Implant Dentistry and Related Research</title></titleInfo><genre type="journal" authority="ISTEX" authorityURI="https://publication-type.data.istex.fr" valueURI="https://publication-type.data.istex.fr/ark:/67375/JMC-0GLKJH51-B">journal</genre><identifier type="ISSN">1523-0899</identifier><identifier type="eISSN">1708-8208</identifier><identifier type="DOI">10.1111/(ISSN)1708-8208</identifier><identifier type="PublisherID">CID</identifier><part><date>2010</date><detail type="volume"><caption>vol.</caption><number>12</number></detail><detail type="issue"><caption>no.</caption><number>4</number></detail><extent unit="pages"><start>297</start><end>305</end><total>9</total></extent></part></relatedItem><identifier type="istex">12133DEC047D8E00330F6346C185F7E3CA220643</identifier><identifier type="ark">ark:/67375/WNG-V4M66GMQ-D</identifier><identifier type="DOI">10.1111/j.1708-8208.2009.00168.x</identifier><identifier type="ArticleID">CID168</identifier><accessCondition type="use and reproduction" contentType="copyright">© 2009, Copyright the Authors. 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