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Study aim
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Clinical comparison of sinus lift surgery via piezosurgery and usual rotary techniques
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Design
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In order to make a better clinical comparison and eliminate intervening variables such as age and gender, both sinus lift surgery methods are performed for a specific patient with bilateral posterior areas who have no teeth; Therefore, each patient is considered his own control. Randomization was done with Excel software and the sample size is 22 people, also the trial is one_side blinded
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Settings and conduct
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Patients get the same and standard antibioftic therapies and analgesics and also the same implant system is used on both sides. The corresponding maxillofacial surgeon is a single person and the examinations of the second stage of the surgery are performed by another person, blindly. The surgical method is performed as a lateral_wall approach sinus lift and the minimum vertical height of the bone should be 5mm so that it is possible to place the implant simultaneously with the sinus lift. In the next steps, post-surgery evaluations are done. The place where interventions are done, is also a private office.
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Participants/Inclusion and exclusion criteria
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Over 18 years old, systematically healthy, Needing bilateral sinus lift and implant for the posterior areas of maxilla; immune system defect, infection in poterior areas of maxilla, sinusitis, needing advanced bone surgery or transverse ridge augmentation, destructive parafunctional habit, pregnant or lactating women.
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Intervention groups
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Sinus lift surgery, which is examined in this study, is performed by two interventional methods, including piezosurgery and surgery with conventional rotary devices. In this study, both surgical methods are performed on the same person. In fact, each person is considered a control sample for himself and comparison is made.
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Main outcome variables
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Pain