American Journal of Biomedical and Life Sciences

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The Effect of Implant Neck Design on the Crestal Bone Levels that Support the Tissue Around the Implant –Restoration

Received: 24 May 2015    Accepted: 06 June 2015    Published: 19 June 2015
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Abstract

This research aims to evaluate the impact of the shape of the implant neck on the level of crestal bone surrounding it. Dental implant surgeries were performed, and prosthesis were placed over (28) implants in six jaws for five patients (5 upper jaws and 1 lower jaw). These dental implant surgeries were performed on the jaws such that one of the sides received 2 or 3 implants from the BICON system with beveled neck, while the opposite side received the same number of implants from the ONB system from IDI with non-beveled neck. The implant-restorations were then performed following complete osseointegration. The patients were observed via periodic panoramic radiographs starting from the day the prosthesis were placed, then 3 months after the restoration, 6 months after the restoration and 18 months after the restoration. The distance between the implant neck and the point of contact of the crestal bone with the implant neck (mesial and distal) was measured for each implant using periodic panoramic radiographs taken for every patient. The results revealed the occurrence of peri-implant crestal bone loss, known as the saucerization phenomenon. Independent samples T-test was conducted to compare the mean bone loss with both types of implants mentioned above. The results of the study did not show any statistically significant differences in the early stages of the restoration/prosthesis. Yet, after 6 months and up to 18 months post restoration, statistically significant differences emerged verifying that the peri-implant bone loss occurring in implants with a beveled neck was less than that occurring around implants with a non-beveled neck, confirming the incidence of an initial bone loss following the restoration in all cases. This research revealed that the design of the implant yields better esthetic results in the presence of a bevel in the implant neck, taking into consideration the occurrence of a definite bone loss.

DOI 10.11648/j.ajbls.20150304.12
Published in American Journal of Biomedical and Life Sciences (Volume 3, Issue 4, August 2015)
Page(s) 75-83
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Implant Neck, Crestal Bone, Implant Neck Design

References
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Author Information
  • Department of Prosthodontic, Faculty of Dentistry, Tishreen University, Latakia, Syria

  • Department of Prosthodontic, Faculty of Dentistry, Tishreen University, Latakia, Syria

  • Department of Prosthodontic, Faculty of Dentistry, Tishreen University, Latakia, Syria

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  • APA Style

    Nazih Issa, Naser Bahrli, Modar Ahmad. (2015). The Effect of Implant Neck Design on the Crestal Bone Levels that Support the Tissue Around the Implant –Restoration. American Journal of Biomedical and Life Sciences, 3(4), 75-83. https://doi.org/10.11648/j.ajbls.20150304.12

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    ACS Style

    Nazih Issa; Naser Bahrli; Modar Ahmad. The Effect of Implant Neck Design on the Crestal Bone Levels that Support the Tissue Around the Implant –Restoration. Am. J. Biomed. Life Sci. 2015, 3(4), 75-83. doi: 10.11648/j.ajbls.20150304.12

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    AMA Style

    Nazih Issa, Naser Bahrli, Modar Ahmad. The Effect of Implant Neck Design on the Crestal Bone Levels that Support the Tissue Around the Implant –Restoration. Am J Biomed Life Sci. 2015;3(4):75-83. doi: 10.11648/j.ajbls.20150304.12

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  • @article{10.11648/j.ajbls.20150304.12,
      author = {Nazih Issa and Naser Bahrli and Modar Ahmad},
      title = {The Effect of Implant Neck Design on the Crestal Bone Levels that Support the Tissue Around the Implant –Restoration},
      journal = {American Journal of Biomedical and Life Sciences},
      volume = {3},
      number = {4},
      pages = {75-83},
      doi = {10.11648/j.ajbls.20150304.12},
      url = {https://doi.org/10.11648/j.ajbls.20150304.12},
      eprint = {https://download.sciencepg.com/pdf/10.11648.j.ajbls.20150304.12},
      abstract = {This research aims to evaluate the impact of the shape of the implant neck on the level of crestal bone surrounding it. Dental implant surgeries were performed, and prosthesis were placed over (28) implants in six jaws for five patients (5 upper jaws and 1 lower jaw). These dental implant surgeries were performed on the jaws such that one of the sides received 2 or 3 implants from the BICON system with beveled neck, while the opposite side received the same number of implants from the ONB system from IDI with non-beveled neck. The implant-restorations were then performed following complete osseointegration. The patients were observed via periodic panoramic radiographs starting from the day the prosthesis were placed, then 3 months after the restoration, 6 months after the restoration and 18 months after the restoration. The distance between the implant neck and the point of contact of the crestal bone with the implant neck (mesial and distal) was measured for each implant using periodic panoramic radiographs taken for every patient. The results revealed the occurrence of peri-implant crestal bone loss, known as the saucerization phenomenon. Independent samples T-test was conducted to compare the mean bone loss with both types of implants mentioned above. The results of the study did not show any statistically significant differences in the early stages of the restoration/prosthesis. Yet, after 6 months and up to 18 months post restoration, statistically significant differences emerged verifying that the peri-implant bone loss occurring in implants with a beveled neck was less than that occurring around implants with a non-beveled neck, confirming the incidence of an initial bone loss following the restoration in all cases. This research revealed that the design of the implant yields better esthetic results in the presence of a bevel in the implant neck, taking into consideration the occurrence of a definite bone loss.},
     year = {2015}
    }
    

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  • TY  - JOUR
    T1  - The Effect of Implant Neck Design on the Crestal Bone Levels that Support the Tissue Around the Implant –Restoration
    AU  - Nazih Issa
    AU  - Naser Bahrli
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    DO  - 10.11648/j.ajbls.20150304.12
    T2  - American Journal of Biomedical and Life Sciences
    JF  - American Journal of Biomedical and Life Sciences
    JO  - American Journal of Biomedical and Life Sciences
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    PB  - Science Publishing Group
    SN  - 2330-880X
    UR  - https://doi.org/10.11648/j.ajbls.20150304.12
    AB  - This research aims to evaluate the impact of the shape of the implant neck on the level of crestal bone surrounding it. Dental implant surgeries were performed, and prosthesis were placed over (28) implants in six jaws for five patients (5 upper jaws and 1 lower jaw). These dental implant surgeries were performed on the jaws such that one of the sides received 2 or 3 implants from the BICON system with beveled neck, while the opposite side received the same number of implants from the ONB system from IDI with non-beveled neck. The implant-restorations were then performed following complete osseointegration. The patients were observed via periodic panoramic radiographs starting from the day the prosthesis were placed, then 3 months after the restoration, 6 months after the restoration and 18 months after the restoration. The distance between the implant neck and the point of contact of the crestal bone with the implant neck (mesial and distal) was measured for each implant using periodic panoramic radiographs taken for every patient. The results revealed the occurrence of peri-implant crestal bone loss, known as the saucerization phenomenon. Independent samples T-test was conducted to compare the mean bone loss with both types of implants mentioned above. The results of the study did not show any statistically significant differences in the early stages of the restoration/prosthesis. Yet, after 6 months and up to 18 months post restoration, statistically significant differences emerged verifying that the peri-implant bone loss occurring in implants with a beveled neck was less than that occurring around implants with a non-beveled neck, confirming the incidence of an initial bone loss following the restoration in all cases. This research revealed that the design of the implant yields better esthetic results in the presence of a bevel in the implant neck, taking into consideration the occurrence of a definite bone loss.
    VL  - 3
    IS  - 4
    ER  - 

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