نتایج جستجو برای: lefort i osteotomy
تعداد نتایج: 1046691 فیلتر نتایج به سال:
Background: Hypothyroidism is associated with dysfunction of the bone turnover with reduced osteoblastic bone formation and osteoclastic bone resorption. Mesenchymal stem cells (MSCs) secrete various factors and cytokines that may stimulate bone regeneration. The aim of this study was to determine the effects of MSCs-conditioned medium (CM) in hypothyroidism male rats after inducing bone ...
BACKGROUND The Le Fort I maxillary osteotomy approach for skull base tumor removal in the pediatric age group has not been widely discussed in the literature except for sporadic case reports and limited case series. OBJECTIVES To review our experience with the Le Fort I osteotomy and to propose that it be used as an alternative approach because of its many advantages for the removal of tumors...
AIM The aim of this study was to assess the vitality of maxillary anterior teeth following Le Fort I osteotomy. MATERIALS AND METHODS A total of 245 maxillary anterior teeth in 42 patients were examined by several pulp vitality tests before surgery and 1 to 5 years postoperatively. Data were recorded in SPSS and were statistically analyzed by using Pearson, chi(2), and Fisher exact tests. R...
This study evaluated photodensitometry as a noninvasive method for quantitating bone mineral content (BMC) and osseous repair after Le Fort I osteotomy. Le Fort I osteotomies were performed on 6 Macaca fasicularis monkeys; maxillas were either advanced (Group I, n = 3) or impacted and advanced (Group II, n = 3). Postoperative, standardized lateral cephalometric films were taken at weekly interv...
OBJECTIVE To analyze the long-term effects of the Le Fort I osteotomy approach for the resection of juvenile nasopharyngeal angiofibroma (JNA) on maxillary growth and dental sensation. DESIGN Prospective collection of structured data. SETTING Tertiary care academic teaching hospital. PATIENTS Between 1993 and 1998, 5 adolescents (aged 10-14 years) constituted the evaluable cohort among 14...
During the past 20 years, poximal femoral osteotomy has been forgotten because most orthopedic surgeon believed that total hip arthroplasty is the only treatment method for hip joint osteoarthritis. The disadvatages of proximal femoral osteotomy include: Uncertain results, prolonged rehabilitation time after surgery, little improvement in joint ROM and according tosome.euthors difficult subsequ...
AIRWAY obstruction is a recognized life-threatening complication of facial fractures. Approximately 27% of patients who present with LeFort fractures require a tracheostorny or a tracheal intubation for the management of airway obstruction or respiratory depression. ' However, obstruction of a secured endotracheal tube caused by external compression of the fracture fragments has not been report...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید