. 2021 Apr 14;14(4):e241493. doi: 10.1136/bcr-2020-241493. Affiliations Expand Affiliations 1 Department of Orthopaedic Surgery, Kudanzaka Hospital, Tokyo, Japan [email protected]. 2 Department of Orthopaedic Surgery, Tokyo Medical and Dental University, Tokyo,…
Background context: Sagittal spinopelvic alignment has been associated with patient-reported outcome measures and mechanical complication rates. Recently, it was claimed that linear numerical values of pelvic tilt and lumbar lordosis…
Introduction: The accuracy of pedicle screws placement has been the subject of many studies and varied rates of screw malposition have been reported. This study evaluates the placement of pedicle…
Background: Recurrent lumbar disc herniation (RLDH) is one of the major causes for failure of primary surgery. The optimal surgical treatment of RLDH remains controversial. Aim: Retrospectively, we evaluate 135…
Introduction: Laminoplasty is a method used in spinal intradural tumor surgery to reduce the possibility of iatrogenic deformity. In classic laminoplasty, the interspinous, supraspinous, and ligamentum flavum integrity may be…
We investigated geographic variation in percentage of private insurance payments to United States physicians for commonly performed orthopaedic procedures. We queried a private administrative claims database for patients who underwent…
Background context: Surgical site infections (SSIs) after spinal fusion surgery increase healthcare costs, morbidity and mortality. Routine measures of obesity fail to consider site specific fat distribution. Purpose: To assess…
Background context: Recombinant human bone morphogenetic protein-2 (BMP-2) is the growth factor with the most striking osteoinductive performance in orthopedic operations; it is also able to induce heterotopic bone formation.…
Introduction: Posterior fracture-dislocation of fifth lumbar vertebra (L5) is a rare injury pattern. Existing Aihara classification system lacks its mention. Case presentation: We report two cases of posterior fracture-dislocation of…
Frequency: MonthlyWeeklyDaily Which day? The first SundayThe first MondayThe first TuesdayThe first WednesdayThe first ThursdayThe first FridayThe first SaturdayThe first dayThe first weekday Which day? SundayMondayTuesdayWednesdayThursdayFridaySaturday Report format: SummarySummary (text)AbstractAbstract…