Mehmet Reşid Onen

Learn More
Kyphoplasty is a minimally invasive procedure that is used to augment vertebral body strength. This technique has been commonly used to treat osteoporotic, vertebral body compression fractures. The technique was also used to augment painful metastatic vertebral fractures. The objective of this study was to review the clinical and radiological results after(More)
AIM Robotic spine surgery techniques provide reduced pedicle screw malposition and radiation exposure during surgery. The aim of this study is to review clinical and radiological results of robotic spine surgery. MATERIAL AND METHODS The preoperative, intraoperative and postoperative data for 27 patients were reviewed. To reveal the effect of a learning(More)
BACKGROUND In patients with cervical spondylotic myelopathy (CSM), laminectomy is usually performed with a Kerrison rongeur or a high speed drill (HSD).The HSD, which is most often selected for laminectomy, may cause complications such as duratomy, thermal and mechanical neural injuries. With an ultrasonic bone scalpel (UBS), a less traumatic laminectomy(More)
OBJECTIVES We evaluated the results of treatment in patients who were treated according to an algorithm established for developmental dysplasia of the hip (DDH) during the first 18 months of life. METHODS We developed an algorithm for DDH to be used in infants at 0 to 18 months of age. Patients who did not respond to, or who did not have the indication(More)
Paraganglioma (PG) is a rare tumor of the dispersed neuroendocrine system. PG derives from the embryonic sympathetic and parasympathetic nervous system. Paraganglioma is a neoplasm of the dispersed neuroendocrine system that affects a variety of anatomic sites, mainly the head and neck. It occurs commonly in the carotid body, glomus jugulare, mediastinum(More)
STUDY DESIGN Retrospective clinical study. OBJECTIVE The aim of this study is to reveal the effectiveness of HBO therapy in iatrogenic spinal infections intractable to antibiotic therapy alone. SUMMARY OF BACKGROUND DATA The efficiency of hyperbaric oxygen (HBO) therapy, which is currently being used in many areas, has been proven in infections in deep(More)
INTRODUCTION Hidden zone foraminal herniations are among the more rare forms of herniations. As exploration is difficult, and there is a close relationship between the nerve root and pedicle, many surgical approaches have been proposed. The aim of this study was to describe downward laminotomy as a new approach to these herniations. MATERIALS AND METHODS(More)
OBJECTIVE To review the diagnoses and surgical approach characteristics of giant spinal schwannomas (GSS) patients. METHODS We reviewed the preoperative and postoperative radiological and clinical data, and the surgical aspects of 18 GSS patients who underwent surgery in the Department of Neurosurgery, Umraniye Teaching Hospital and Research State(More)
AIm: To investigate the relationship between neuron density of the superior cervical sympathetic ganglia and pupil diameter in subarachnoid hemorrhage. mATERIAl and mEThODS: This study was conducted on 22 rabbits; 5 for the baseline control group, 5 for the SHAM group and 12 for the study group. Pupil diameters were measured via sunlight and ocular(More)