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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2009-6-4
pubmed:abstractText
We present a retrospective study on a series composed of 50 patients, treated between 1992 and 2006, affected by pathologies of the craniocervical junction. All the patients were treated using an innovative procedure based on a cranial claw made up of low profile hooks, conceived by one of the authors. Advantages of this technique are, to our point of view, a higher resistance to cranial hooks dislodgment, when compared with screw fixation instrumentation, especially in pathological conditions, such as rheumatoid arthritis that leads to a qualitative deterioration of the bone stock and to the reduction of the occipital wall thickness. Occipitoaxial alignment was assessed radiographically using the McGregor line. We observed an improvement in the subjective evaluation of pain in all treated patients with a 46% improvement from the initial values. Moreover, patient stabilized with an occipitoaxial angle included in the physiological range showed better results either for the survival of the instrumentation or the onset of junctional pathology. Patients have been followed up afterwards and evaluated by the visual analogue scale for the assessment of pain and by the Nurick scale for the cases associated with myelopathy. We believe that cranial anchorage with a hook claw allows for an instrumentation provided with high stability, particularly useful in revision surgery and major instabilities. The study of the occipitoaxial angles showed that the better results and the long-lasting stability of the implant are correlated to a fusion angle included in the physiological range.
pubmed:commentsCorrections
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
1432-0932
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
18 Suppl 1
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
7-12
pubmed:dateRevised
2010-9-27
pubmed:meshHeading
pubmed-meshheading:19399534-Adult, pubmed-meshheading:19399534-Aged, pubmed-meshheading:19399534-Arthritis, Rheumatoid, pubmed-meshheading:19399534-Atlanto-Axial Joint, pubmed-meshheading:19399534-Atlanto-Occipital Joint, pubmed-meshheading:19399534-Female, pubmed-meshheading:19399534-Humans, pubmed-meshheading:19399534-Internal Fixators, pubmed-meshheading:19399534-Male, pubmed-meshheading:19399534-Middle Aged, pubmed-meshheading:19399534-Occipital Bone, pubmed-meshheading:19399534-Pain, Postoperative, pubmed-meshheading:19399534-Pain Measurement, pubmed-meshheading:19399534-Postoperative Complications, pubmed-meshheading:19399534-Range of Motion, Articular, pubmed-meshheading:19399534-Recovery of Function, pubmed-meshheading:19399534-Retrospective Studies, pubmed-meshheading:19399534-Spinal Cord Compression, pubmed-meshheading:19399534-Spinal Curvatures, pubmed-meshheading:19399534-Spinal Fusion, pubmed-meshheading:19399534-Spinal Injuries, pubmed-meshheading:19399534-Spinal Neoplasms, pubmed-meshheading:19399534-Treatment Outcome, pubmed-meshheading:19399534-Young Adult
pubmed:year
2009
pubmed:articleTitle
Relevance of the cranioaxial angle in the occipitocervical stabilization using an original construct: a retrospective study on 50 patients.
pubmed:affiliation
Department of Orthopaedic Sciences, Catholic University, L.go Agostino Gemelli 1, Rome 00168, Italy. clogroscino@rm.unicatt.it
pubmed:publicationType
Journal Article