Results 81 to 90 of about 4,571 (223)

Odontoid fractures: Management

open access: yesJournal of Spinal Surgery, 2014
Odontoid fractures account for approximately 20% of all cervical fractures, majority of them being type II. Treatment of odontoid fractures is determined by multiple factors, including fracture type, presence of associated injuries, patient's age and ...
P Sai Sudarsan, I Dinakar
doaj   +1 more source

Análise da postura cranio-cervical em pacientes com disfunção temporomandibular [PDF]

open access: yes, 2009
OBJECTIVE: To compare head positioning and cervical spine alignment between individuals with and without temporomandibular disorders (TMDs), by means of positional evaluation using photographs, radiographs and visual observation, and to investigate ...
BEVILAQUA-GROSSI, D   +3 more
core   +1 more source

Biomechanical Evaluation of Clival Screw Fixation for Occipitocervical Instablity: A Finite Element Analysis

open access: yesOrthopaedic Surgery, Volume 17, Issue 2, Page 583-592, February 2025.
The clival screws fixation can achieve strong biomechanical stability in the occipitocervical region, which may serve as an optimized occipitocervical fixation method through the clivus. ABSTRACT Objective The clivus is trapezoidal in shape with uneven bone structure, the optimal number and position of screws for clival fixation are not clear ...
Weipeng Lin   +5 more
wiley   +1 more source

Treatment Options for Odontoid Fractures. A Comparasion between Anterior and Posterior Approaches

open access: yesGlobal Spine Journal, 2016
Introduction Odontoid fractures account for 9% to 15% of adult, cervical spine fractures, and are the most common fractures in the geriatric cervical spine.
Jamil Farhat Neto   +2 more
doaj   +1 more source

Posterior atlanto-axial fixation with polyaxial C1 lateral mass screws and C2 pars screws [PDF]

open access: yes, 2018
Purpose: C1-C2 instability or painful osteoarthritis are recognised indications for posterior atlanto-axial fixation. In the traditional trans-articular C1-C2 screw fixation, up to 20% of patients cannot have safe placement of bilateral screws in the ...
Luzi, M., Payer, M., Tessitore, E.
core  

Evaluation of the influence of atlantoaxial transverse ligament on stability of atlantoaxial complex fracture using 3D finite element method

open access: yesZhongguo linchuang yanjiu
Objective To analyze and compare the effects of transverse ligament injury on the stability and stress distribution of atlantoaxial complex fractures using 3D finite element method. Methods A male volunteer with a normal cervical spine was selected.
HUANG Kai, LIU Chao
doaj   +1 more source

Odontoid process fractures: the role of the ligaments in maintaining stability. A biomechanical, cadaveric study

open access: yesSICOT-J, 2015
Aims: We wished to investigate the role of the cervical ligaments in maintaining atlantoaxial stability after fracture of the odontoid process. Methods: We dissected eight fresh-frozen cadaveric cervical spines to prepare the C1 and C2 ...
Boughton Oliver Richard   +2 more
doaj   +1 more source

Possible further evidence of low genetic diversity in the El Sidrón (Asturias, Spain) Neandertal group: congenital clefts of the Atlas [PDF]

open access: yes, 2015
Received: June 12, 2015; Accepted: August 5, 2015; Published: September 29, 2015We present here the first cases in Neandertals of congenital clefts of the arch of the atlas. Two atlases from El Sidrón, northern Spain, present respectively a defect of the
Bastir, Markus   +8 more
core   +2 more sources

Odontoid Fracture in a Patient With Diffuse Idiopathic Skeletal Hyperostosis

open access: yesGeriatric Orthopaedic Surgery & Rehabilitation, 2017
Nonoperative management of fractures in the setting of diffuse idiopathic skeletal hyperostosis (DISH) or ankylosing spondylitis is often unsuccessful. The subaxial spine is a common site of hyperextension fractures in the setting of DISH.
Adan Omar MD, Addisu Mesfin MD
doaj   +1 more source

Accuracy of freehand fluoroscopy-guided placement of C1 lateral mass and C2 isthmic screws in atlanto-axial instability [PDF]

open access: yes, 2018
Background: The C1 lateral mass and C2 isthmic stabilization, as introduced by Goel and Laheri and by Harms and Melcher, is a well-known fixation technique. We present the clinical and radiographic results with freehand fluoroscopy guided C1 lateral mass
Bartoli, Andrea   +3 more
core  

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