In-vitro Comparison of Fixation Methods Used in Sagittal Split Osteotomy with a Major Advancement and Counterclockwise Rotation

Author(s):  
Nida Geçkil ◽  
Huseyin Can Tukel ◽  
Nida Geçkil
2011 ◽  
Vol 39 (8) ◽  
pp. 574-577 ◽  
Author(s):  
Rafael Scaf de Molon ◽  
Érica Dorigatti de Ávila ◽  
Guilherme Romano Scartezini ◽  
Juliana Alvares Duarte Bonini Campos ◽  
Luis Geraldo Vaz ◽  
...  

2015 ◽  
Vol 73 (2) ◽  
pp. 316-323 ◽  
Author(s):  
Roland Böckmann ◽  
Patrick Schön ◽  
Klaus Neuking ◽  
Joeri Meyns ◽  
Peter Kessler ◽  
...  

2014 ◽  
Vol 38 (5) ◽  
pp. 967-971 ◽  
Author(s):  
Ulf J. Schlegel ◽  
Klaus Püschel ◽  
Michael M. Morlock ◽  
Katrin Nagel

2021 ◽  
Vol 6 ◽  
pp. 247275122110192
Author(s):  
Karel Kuik ◽  
Jean Pierre T. F. Ho ◽  
Cornelis Klop ◽  
Maurits H. T. de Ruiter ◽  
Cornelis J. Kleverlaan ◽  
...  

Study Design: Biomechanical in vitro study. Mandibular advancement after sagittal split ramus osteotomy (SSRO) is a common procedure in orthognathic surgery. Several fixation methods are used for stabilization of SSRO. Objective: The aim of this study was to compare a new fixation method (gridplate) with more contemporary applied methods of fixation. Material and Methods: In this study, 50 polyurethane hemimandibles with a prefabricated SSRO were used as specimens. All hemimandibles were advanced by 8 mm and divided into 5 groups with different fixation methods: (A) one 4-hole miniplate with 4 monocortical screws; (B) two 4-hole miniplates with 8 monocortical screws; (C) one 4-hole miniplate with 4 monocortical screws and 1 bicortical screw in the retromolar area (hybrid method); (D) 3 bicortical screws in an inverted-L pattern; and (E) one 8-hole gridplate with 8 monocortical screws. Loads in newtons were recorded at displacements of the mandibular incisive edge at 1 mm, 3 mm and 5 mm. Results: Fixation with 3 bicortical screws and the gridplate presented the most stability, followed by two 4-hole miniplates. Fixation with the hybrid method or the single miniplate showed the least stability. Conclusion: According to the results of this study, the 8-hole gridplate design appears a sufficient fixation method regarding stabilization of SSRO with larger mandibular advancement.


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