Postmortem radiographic examinations in 312 victims of fatal traffic accidents were analyzed with respect to injuries to the cervical spine. Most fractures and dislocations in this group were found to involve the craniocervical junction and the upper two cervical segments. Over half were flexion injuries, one-fifth caused predominantly by extension. Flexion and extension views were found to be helpful in demonstrating the instability of many injuries.
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BMC Oral Health
January 2025
The First Affiliated Hospital of Chongqing Medical University, No. 1 Youyi Road, Yuzhong District, Chongqing, 400016, P.R. China.
Objective: To investigate the effects of modified twin-block appliances (MTBA) on obstructive sleep apnea (OSA) and mandibular retrognathia and the changes in the upper airway, hyoid bone position, and hypoxia-related inflammatory marker levels in children with OSA.
Methods: This study included children with OSA and mandibular retrognathia and those with class I without mandibular retrognathia (n = 35 each). The experimental group comprised children with OSA and mandibular retrognathia managed using MTBA.
Global Spine J
January 2025
Department of Orthopaedic Surgery, University of Yamanashi, Yamanashi, Japan.
Study Design: Cohort study with consecutive cases.
Objectives: Dysphagia after anterior cervical spine surgery is a well-known complication. The aim of this study is to identify risk factors for dysphagia in patients with cervical myelopathy requiring surgery.
No Shinkei Geka
January 2025
Department of Neurosurgery, Tsukazaki Hospital.
It is important to be aware of the indications, surgical procedure selection, and associated complications. This chapter focuses on basic screw placement techniques, emphasizing on safety with each anchor placement. Familiarity with managing surgical accidents is also important.
View Article and Find Full Text PDFNo Shinkei Geka
January 2025
Tama Neurosurgery Clinic, Kanagawa.
Posterior cervical decompression surgery is safe and effective. It was developed to safely and reliably decompress nerve tissues. Maximising the reconstruction and maintenance of the posterior neck tissue has been reported and developed.
View Article and Find Full Text PDFNo Shinkei Geka
January 2025
Spine Center, Aichi Medical University Hospital.
In Japan, cervical artificial disc replacement was approved by the Pharmaceuticals and Medical Devices Agency in December 2017, and two products, Mobi-C by Zimmer Biomet and Prestige LP by Medtronic, are on the market. Cervical artificial disc replacement preserves cervical motion; however, the device must be place carefully on the midline to take full advantage of its features. In addition, a reliable foraminotomy is required to cure or prevent radiculopathy due to residual foraminal stenosis.
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