Publications by authors named "Omer Polat"

Objective: This study aimed to determine whether isotretinoin and acitretin have beneficial effects on neural tissue damage following acute spinal cord injury.

Methods: Thirty-six rats were randomly divided into 6 groups: control, sham spinal cord injury, spinal cord injury with isotretinoin 15 mg/kg for 14 days, spinal cord injury with isotretinoin 15 mg/kg for 28 days, spinal cord injury with acitretin 10 mg/kg for 14 days, and spinal cord injury with acitretin 10 mg/kg for 28 days. The damage to the spinal cord was formed by the clip compression technique.

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Purpose: This study aimed to show the correction maneuvers used in scoliosis surgery and give hints and tips on achieving optimal correction with the help of visual content.

Materials And Methods: Seventy-two scoliosis patients with 96 major curves operated between 2011 and 2018 evaluated retrospectively. Seven different correction maneuvers (Ucar convex rod rotation technique, cantilever technique, convex double-rod rotation technique, convex double-rod translation technique, double-rod rotation with coronal bending, convex rod rotation with coronal bending, direct vertebral rotation) were used in these surgeries alone or together.

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Article Synopsis
  • The study compares clinical and radiological outcomes of two surgical techniques—intramedullary nailing (IMN) and plating—used to treat isolated fractures of the distal third of the ulna diaphysis in 54 patients between 2010 and 2016.
  • After analyzing factors like operating time and follow-up results, it found that IMN had a shorter median operation time (33 min) compared to plating (46 min).
  • Overall, IMN showed similar clinical outcomes and fewer cases requiring implant removal, making it a viable alternative to plating for these types of fractures.
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Background: We investigated the relationship between ankle radiographic bone morphology and observed fracture type.

Methods: We retrospectively reviewed patients who had visited the emergency department with ankle injuries between June 1, 2012, and July 31, 2018. Patients were treated with open reduction and internal fixation.

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Purpose: The purpose of this study is to evaluate preliminary outcomes of vertically unstable sacral fractures treated by lumbopelvic fixation (LPF) augmented transiliac bridged screws.

Methods: From April 2017 to December 2019, fifteen consecutive patients with vertically unstable sacral fractures who had undergone LPF augmented transiliac bridged screws were enrolled. The radiological assessment included standard lumbopelvic x-rays and pelvic computed tomography (CT) to evaluate the lumbosacral angle (LSA), sacral kyphosis angle (SKA), lumbar lordosis angles (LLA) and Matta's reduction criterias (MRC).

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Background: Intertrochanteric femoral fractures (IFF) are often seen in the elderly after a simple fall because of osteoporosis, and treatment is generally provided with proximal femoral nail (PFN). The complication of cut-out, which can develop as a result of PFN treatment of IFF, is a significant cause of morbidity. The aim of this study was to examine the risk factors for cut-out in cases treated with double proximal screw design nail (DPSDN).

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The aim of this study was to assess the rate and level of reamputation in patients who had a previous amputation from diabetic foot. We retrospectively analyzed patients who underwent amputation and reamputation due to diabetic foot in our clinic between 2011 and 2019. Fifty-nine were evaluated as the healed group after the first amputation and 55 were evaluated as the reamputation group.

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Introduction: The present study aimed to evaluate the functional and radiological outcomes of AO type monolateral external fixator (AO-EF) and Ilizarov type external fixator (I-EF) in definitive fixation of tibial shaft fractures due to gunshot injury.

Hypothesis: Patients undergoing I-EF would have faster fracture healing with the help of early weight-bearing and the functional scores would be better compared to AO-EF.

Material And Methods: The study consisted of 76 (67M, 9F) patients who underwent surgery between 2010 and 2016 for tibial shaft fracture due to low-velocity gunshot injury (LVGI).

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Background: The capsular contracture is one of the main complications after radiotherapy in patients with implant-based reconstruction. The aim of this study is to evaluate the efficacy of ramipril for the prevention of radiation-induced fibrosis around the silicone implant.

Materials And Methods: Thirty Wistar rats in 5 groups were used.

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Purpose: Despite modern operative techniques and a considerable number of studies in the literature, the best treatment for calcaneal fractures remains an enigma for orthopaedic surgeons. The purpose of the study was to compare clinical and radiographic outcomes between anatomic calcaneal plate (ACP) fixation and crossed Schanz pin (CSP) fixation in the treatment of Sanders type II and III displaced intra-articular calcaneus fractures (DICFs).

Methods: Consecutive 65 patients (49 males, 16 females) who underwent surgery for DCIFs between January 2009 and February 2013 were retrospectively evaluated.

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Objective:  To evaluate the clinicoradiologic conditions of patients with a herniated cervical disk who were treated with percutaneous endoscope-assisted cervical diskectomy.

Materials And Methods:  The medical data of 27 patients (16 men and 11 women; mean age: 40.9 years) who were operated on with the posterior endoscope-assisted cervical diskectomy method were reviewed retrospectively.

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Neck pain is one of the major pathologies responsible for loss of labor. Many conservative treatment methods for neck pain have been described. The purpose of this study was to obtain pain scores for patients undergoing paravertebral ozone-oxygen (O/O) injections for neck pain caused by cervical disc disease.

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Background: The aim of this study was to present clinical and radiological results of myelomeningocele (MMC) patients treated with the sliding growing rod (SGR) technique after kyphectomy.

Methods: Between 2016 and 2019, 30 patients (21 males and nine females) who underwent the SGR technique with kyphectomy and posterior instrumentation due to MMC were retrospectively reviewed. Patients' pre- and postoperative kyphosis, scoliosis, correction rates, bleeding during surgery, blood supply during and after surgery, operation time, instrumentation levels, number of vertebrae removed, MMC onset levels, hospital stay, annual lengthening amounts, and complications were evaluated.

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Aneurysms that occur anywhere in intracranial except where primary aneurysms develop, are called "de novo aneurysms". The risk factors and formation time of de novo aneurysms are not fully known. Congenital, environmental and hemodynamic factors can play a role in aneurysm development.

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Background: The purpose of this prospective randomized study was to compare a new reverse sugar tong splint technique with a below-arm cast, in terms of patient radiological and clinical outcomes.

Methods: One hundred and forty patients who presented to our clinic between April 2017 and March 2019 were randomly divided into two groups: 70 received reverse sugar tong (RST group) and 70 received below arm cast (BAC group). Clinical and radiological follow-up was performed 7-10 days, three weeks, 5 or 6 weeks, 12 weeks and one year after the treatment.

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We report a new surgical incision for spinal deformity in patients who had undergone meningomyelocele closure surgery. Six patients underwent kifectomy using an inverse Y incision. They all had multiple prior operations in the lumbar region due to dural meningomyeloceles.

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Introduction: YouTube® has become a common health information source for patients. Recent studies have determined that videos on YouTube® contain misleading and inappropriate information for different medical conditions. The aim of the present study was to assess the quality and reliability of videos pertaining to rotator cuff (RC) repair surgery.

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Most adults will experience low back pain during their lifetime, with most of these instances resolving or improving without sequelae in a few weeks. For the small number of patients with severe, recalcitrant pain, lumbar fusion may be required, particularly when concomitant leg pain or deformity is present. Lumbar interbody fusion surgery is the usual treatment for degenerative lumbar disease, but it requires a long recovery period.

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Objectives: This study aims to examine the effect of surgical timing on the sphincter function and improvement of motor function in patients with cauda equine syndrome (CES) due to lumbar disc herniation (LDH).

Patients And Methods: Between January 2005 and December 2013, a total of 33 patients (18 males, 15 females; mean age 48.6±2.

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Aim: To evaluate the feasibility of the mini-open incision method in patients who underwent median nerve decompression in the carpal tunnel with a mini incision made proximal to the distal wrist crease.

Material And Methods: A total of 80 patients (84 hands) operated by a single surgeon with a mini incision were included. The patients were evaluated postoperatively for the presence of pillar pain, pain on the incision scar, and scar sensitivity in addition to preoperative findings.

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Aim: Paravertebral ozone injection is a new treatment method described in the literature for low back pain. The aim of this study was to compare the pre- and post-treatment pain scores of patients undergoing paravertebral ozone/oxygen (O /O ) injections for low back pain.

Methods: From September 2018 to December 2018, 122 patients who underwent paravertebral ozone injections due to low back pain were examined retrospectively; 62 patients who met the study criteria were included.

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Background: Since understanding the fact that traumatic brain injury includes an inflammatory process, the number of studies of cytokines has increased. The objective of this study was to analyze and discuss the association of interleukin (IL)-8 level with the clinical and radiological status of patients with head trauma.

Methods: Patients who were admitted to our hospital due to head trauma were included in the study.

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Aim: To investigate the frequency of lateral epicondylitis (LE), depending on the tasks performed by neurosurgeons, and to determine whether it can be accepted as an occupational disease depending on its frequency.

Material And Methods: All neurosurgery specialists enrolled in the Turkish Neurosurgical Society website were prospectively included. A questionnaire form was shared, and the subsequent responses were recorded.

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Removing a broken pedicle screw is not always easy. Different methods and tools have been developed to remove the broken screw. Preserving the pedicle is an advantage for re-instrumentation.

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Aim: Failure of surgery for lumbar disc herniation (LDH) can be commonly caused by recurrence. There are many debates regarding the risk factors of recurrent LDH (rLDH) and it is very difficult to define them because many clinical and complicated biomechanical parameters are involved. The purpose of study was to evaluate the long term result of re-discectomy for LDH at the same level and adjacent segments.

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