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Location of maxillary intraosseous vascular anastomosis based on the tooth position and height of the residual alveolar bone: computed tomographic analysis

Identifieur interne : 000702 ( Pmc/Curation ); précédent : 000701; suivant : 000703

Location of maxillary intraosseous vascular anastomosis based on the tooth position and height of the residual alveolar bone: computed tomographic analysis

Auteurs : Seung-Min Yang [Corée du Sud] ; Seung-Beom Kye [Corée du Sud]

Source :

RBID : PMC:3999352

Abstract

Purpose

The aims of this study were to measure the distance of the intraosseous vascular anastomosis in the anterolateral wall of the maxillary sinus from different reference points, and to correlate the location of the intraosseous vascular anastomosis with the tooth position and the residual bone height of the maxilla.

Methods

Computed tomography (CT) images were taken from 283 patients undergoing dental implants placement in the posterior maxilla. Three horizontal lines were drawn at the ridge crest, maxillary sinus floor, and the position of the anastomosis. A vertical second line at the center of each tooth was drawn perpendicular to the horizontal lines. The distance from the ridge crest to the maxillary sinus floor and the distance from the maxillary sinus floor to the bony canal were measured from the intersections of the horizontal and vertical lines. The residual alveolar bone height was used to categorize three groups: group 1,<4 mm; group 2, between 4 and 8 mm; and group 3, >8 mm.

Results

The residual bone height values of different tooth positions were significantly different (P=0.0002). The distance from the maxillary sinus floor to the intraosseous vascular anastomosis was significantly different between groups 1 and 3 (P=0.0039). At the molar sites, a moderate negative correlation was found between the residual bone height and the distance from the maxillary sinus floor to the intraosseous anastomosis. The distances of the alveolar ridge crest and the maxillary sinus from the intraosseous vascular anastomosis were not significantly different between sexes.

Conclusions

Within the limitations of this study, sites with a higher residual bone height in the molar regions were at a relatively high risk of artery damage during window osteotomy preparation; therefore, we recommend taking more precautions when using a lateral approach for sinus elevation.

Graphical Abstract


Url:
DOI: 10.5051/jpis.2014.44.2.50
PubMed: 24778898
PubMed Central: 3999352

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PMC:3999352

Le document en format XML

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<title>Purpose</title>
<p>The aims of this study were to measure the distance of the intraosseous vascular anastomosis in the anterolateral wall of the maxillary sinus from different reference points, and to correlate the location of the intraosseous vascular anastomosis with the tooth position and the residual bone height of the maxilla.</p>
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<sec>
<title>Methods</title>
<p>Computed tomography (CT) images were taken from 283 patients undergoing dental implants placement in the posterior maxilla. Three horizontal lines were drawn at the ridge crest, maxillary sinus floor, and the position of the anastomosis. A vertical second line at the center of each tooth was drawn perpendicular to the horizontal lines. The distance from the ridge crest to the maxillary sinus floor and the distance from the maxillary sinus floor to the bony canal were measured from the intersections of the horizontal and vertical lines. The residual alveolar bone height was used to categorize three groups: group 1,<4 mm; group 2, between 4 and 8 mm; and group 3, >8 mm.</p>
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<title>Results</title>
<p>The residual bone height values of different tooth positions were significantly different (
<italic>P</italic>
=0.0002). The distance from the maxillary sinus floor to the intraosseous vascular anastomosis was significantly different between groups 1 and 3 (
<italic>P</italic>
=0.0039). At the molar sites, a moderate negative correlation was found between the residual bone height and the distance from the maxillary sinus floor to the intraosseous anastomosis. The distances of the alveolar ridge crest and the maxillary sinus from the intraosseous vascular anastomosis were not significantly different between sexes.</p>
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<title>Conclusions</title>
<p>Within the limitations of this study, sites with a higher residual bone height in the molar regions were at a relatively high risk of artery damage during window osteotomy preparation; therefore, we recommend taking more precautions when using a lateral approach for sinus elevation.</p>
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<journal-id journal-id-type="nlm-ta">J Periodontal Implant Sci</journal-id>
<journal-id journal-id-type="iso-abbrev">J Periodontal Implant Sci</journal-id>
<journal-id journal-id-type="publisher-id">JPIS</journal-id>
<journal-title-group>
<journal-title>Journal of Periodontal & Implant Science</journal-title>
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<issn pub-type="ppub">2093-2278</issn>
<issn pub-type="epub">2093-2286</issn>
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<publisher-name>Korean Academy of Periodontology</publisher-name>
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<article-id pub-id-type="doi">10.5051/jpis.2014.44.2.50</article-id>
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<article-title>Location of maxillary intraosseous vascular anastomosis based on the tooth position and height of the residual alveolar bone: computed tomographic analysis</article-title>
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<contrib-group>
<contrib contrib-type="author" corresp="yes">
<contrib-id contrib-id-type="orcid">http://orcid.org/0000-0002-8002-5800</contrib-id>
<name>
<surname>Yang</surname>
<given-names>Seung-Min</given-names>
</name>
<xref ref-type="aff" rid="A1"></xref>
</contrib>
<contrib contrib-type="author">
<contrib-id contrib-id-type="orcid">http://orcid.org/0000-0002-9135-2591</contrib-id>
<name>
<surname>Kye</surname>
<given-names>Seung-Beom</given-names>
</name>
<xref ref-type="aff" rid="A1"></xref>
</contrib>
</contrib-group>
<aff id="A1">Department of Periodontology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.</aff>
<author-notes>
<corresp>Correspondence: Seung-Min Yang. Department of Periodontology, Samsung Medical Center, Sungkyunkwan University School of Medicine, 20 Itaewon-ro 55-gil, Yongsan-gu, Seoul 140-893, Korea.
<email>pkoyang@skku.edu</email>
, Tel: +82-2-792-6114, Fax: +82-2-792-6116</corresp>
</author-notes>
<pub-date pub-type="ppub">
<month>4</month>
<year>2014</year>
</pub-date>
<pub-date pub-type="epub">
<day>24</day>
<month>4</month>
<year>2014</year>
</pub-date>
<volume>44</volume>
<issue>2</issue>
<fpage>50</fpage>
<lpage>56</lpage>
<history>
<date date-type="received">
<day>28</day>
<month>2</month>
<year>2014</year>
</date>
<date date-type="accepted">
<day>18</day>
<month>3</month>
<year>2014</year>
</date>
</history>
<permissions>
<copyright-statement>Copyright © 2014 Korean Academy of Periodontology</copyright-statement>
<copyright-year>2014</copyright-year>
<license license-type="open-access" xlink:href="http://creativecommons.org/licenses/by-nc/3.0/">
<license-p>This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (
<ext-link ext-link-type="uri" xlink:href="http://creativecommons.org/licenses/by-nc/3.0/">http://creativecommons.org/licenses/by-nc/3.0/</ext-link>
).</license-p>
</license>
</permissions>
<abstract abstract-type="graphical">
<sec>
<title>Purpose</title>
<p>The aims of this study were to measure the distance of the intraosseous vascular anastomosis in the anterolateral wall of the maxillary sinus from different reference points, and to correlate the location of the intraosseous vascular anastomosis with the tooth position and the residual bone height of the maxilla.</p>
</sec>
<sec>
<title>Methods</title>
<p>Computed tomography (CT) images were taken from 283 patients undergoing dental implants placement in the posterior maxilla. Three horizontal lines were drawn at the ridge crest, maxillary sinus floor, and the position of the anastomosis. A vertical second line at the center of each tooth was drawn perpendicular to the horizontal lines. The distance from the ridge crest to the maxillary sinus floor and the distance from the maxillary sinus floor to the bony canal were measured from the intersections of the horizontal and vertical lines. The residual alveolar bone height was used to categorize three groups: group 1,<4 mm; group 2, between 4 and 8 mm; and group 3, >8 mm.</p>
</sec>
<sec>
<title>Results</title>
<p>The residual bone height values of different tooth positions were significantly different (
<italic>P</italic>
=0.0002). The distance from the maxillary sinus floor to the intraosseous vascular anastomosis was significantly different between groups 1 and 3 (
<italic>P</italic>
=0.0039). At the molar sites, a moderate negative correlation was found between the residual bone height and the distance from the maxillary sinus floor to the intraosseous anastomosis. The distances of the alveolar ridge crest and the maxillary sinus from the intraosseous vascular anastomosis were not significantly different between sexes.</p>
</sec>
<sec>
<title>Conclusions</title>
<p>Within the limitations of this study, sites with a higher residual bone height in the molar regions were at a relatively high risk of artery damage during window osteotomy preparation; therefore, we recommend taking more precautions when using a lateral approach for sinus elevation.</p>
</sec>
<sec>
<title>Graphical Abstract</title>
<p>
<graphic xlink:href="jpis-44-50-ab001.jpg" position="float" orientation="portrait"></graphic>
</p>
</sec>
</abstract>
<kwd-group>
<kwd>Alveolar bone loss</kwd>
<kwd>Edentulous mouth</kwd>
<kwd>Maxillary artery</kwd>
<kwd>Sinus floor augmentation</kwd>
<kwd>X-ray computed tomography</kwd>
</kwd-group>
</article-meta>
</front>
<floats-group>
<fig id="F1" orientation="portrait" position="float">
<label>Figure 1</label>
<caption>
<p>Measurement of the anastomosis position of posterior superior alveolar artery and infraorbital artery. (A) Group 1: The residual bony ridge height is less than 4 mm. (B) Group 2: The residual bony ridge height is between 4 and 8 mm. (C) Group 3: The residual bony ridge height is more than 8 mm. A: distance from the ridge crest to the maxillary sinus floor, B: distance from the maxillary sinus floor to the bony canal.</p>
</caption>
<graphic xlink:href="jpis-44-50-g001"></graphic>
</fig>
<fig id="F2" orientation="portrait" position="float">
<label>Figure 2</label>
<caption>
<p>Scatter plot of the correlation between the remaining alveolar bony ridge height and the distance from the maxillary sinus floor to the bony canal position based on the tooth position: (A) first premolar, (B) second premolar, (C) first molar, and (D) second molar site.</p>
</caption>
<graphic xlink:href="jpis-44-50-g002"></graphic>
</fig>
<table-wrap id="T1" orientation="portrait" position="float">
<label>Table 1</label>
<caption>
<p>Distance between the ridge crest, maxillary sinus floor, and the intraosseous vascular anastomosis position at each tooth position (mm).</p>
</caption>
<graphic xlink:href="jpis-44-50-i001"></graphic>
<table-wrap-foot>
<fn>
<p>A: distance between the ridge crest and the maxillary sinus floor, B: distance between the maxillary sinus floor and the intraosseous vascular anastomosis position, C: distance between the ridge crest and the intraosseous vascular anastomosis position. Descriptive statistics are shown at the P1 site due to limited data.</p>
<p>SD: standard deviation, P1: first premolar, P2: second premolar, M1: first molar, M2: second molar.</p>
<p>
<sup>a,b)</sup>
The same superscript letter indicates statistical insignificance, and different letters indicate statistical significance.
<italic>P</italic>
=0.0002 (P2 vs. M1);
<italic>P</italic>
=0.0018 (P2 vs. M2);
<italic>P</italic>
=1.0000 (M1 vs. M2) in column A.
<italic>P</italic>
=0.0003 (P2 vs. M1);
<italic>P</italic>
=0.0018 (P2 vs. M2);
<italic>P</italic>
=1.0000 (M1 vs. M2) in column C. There was no statistical difference in column B.</p>
</fn>
</table-wrap-foot>
</table-wrap>
<table-wrap id="T2" orientation="portrait" position="float">
<label>Table 2</label>
<caption>
<p>Distance between the maxillary sinus floor and the intraosseous anastomosis based on the remaining ridge height (mm).</p>
</caption>
<graphic xlink:href="jpis-44-50-i002"></graphic>
<table-wrap-foot>
<fn>
<p>Group 1: remaining ridge height is less than 4 mm (mean±SD, 2.90±0.78 mm,), group 2: remaining ridge height is between 4 and 8 mm (mean±SD, 5.99±1.13 mm), group 3: remaining ridge height is more than 8 mm (mean±SD, 12.7±4.14 mm).</p>
<p>SD: standard deviation, q_1: 25th percentile, q_3: 75th percentile.</p>
<p>
<sup>a)</sup>
The statistical significance of these results was analyzed by a linear mixed model (
<italic>P</italic>
=0.0027). When analyzed with a
<italic>post hoc</italic>
test, there were statistically significant differences between groups 1 and 3 (
<italic>P</italic>
=0.0039). Other comparisons were not statistically significant between groups 1 and 2 (
<italic>P</italic>
=0.4428) and between groups 2 and 3 (
<italic>P</italic>
=0.0561).</p>
</fn>
</table-wrap-foot>
</table-wrap>
<table-wrap id="T3" orientation="portrait" position="float">
<label>Table 3</label>
<caption>
<p>Correlation between the residual alveolar ridge height and the distance from the maxillary sinus floor to the intraosseous anastomosis.</p>
</caption>
<graphic xlink:href="jpis-44-50-i003"></graphic>
<table-wrap-foot>
<fn>
<p>P2: second premolar, M1: first molar, M2: second molar.</p>
<p>
<sup>a)</sup>
For determining the linear association at each tooth, the significance of regression coefficient of residual alveolar ridge height on the distance adjusted the side of each tooth was investigated by the linear mixed model with Bonferroni correction after square-root transforming of the distance.</p>
</fn>
</table-wrap-foot>
</table-wrap>
<table-wrap id="T4" orientation="portrait" position="float">
<label>Table 4</label>
<caption>
<p>Difference in the distance from the maxillary sinus floor to the bony canal between sexes (mm).</p>
</caption>
<graphic xlink:href="jpis-44-50-i004"></graphic>
<table-wrap-foot>
<fn>
<p>SD: standard deviation, q_3: 75th percentile, q_1: 25th percentile, NA: not available, ND: not done, P1: first premolar, P2: second premolar, M1: first molar, M2: second molar.</p>
<p>
<sup>a)</sup>
It was not possible to perform a statistical analysis for P1 due to the small sample size.</p>
</fn>
</table-wrap-foot>
</table-wrap>
</floats-group>
</pmc>
</record>

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