Non-traumatic elevation techniques of the hypoglossal nerve during carotid endarterectomy: A cadaveric study

dc.contributor.authorBademci, Gülşah
dc.contributor.authorBatay, Funda
dc.contributor.authorTascioğlu, A. O.
dc.date.accessioned2020-06-25T17:40:42Z
dc.date.available2020-06-25T17:40:42Z
dc.date.issued2005
dc.departmentKırıkkale Üniversitesi
dc.description.abstractObjective: Ligation and dissection techniques of sternocleidomastoid artery, vein, ansa cervicalis and posterior belly of digastric muscle were developed in a cadaveric study for achieving minimally invasive elevation of the hypoglossal nerve during carotid endarterectomy and were subsequently used in patient treatment. Methods: Carotid bifurcations, the extracranial part of the hypoglossal nerve, the sternocleidomastoid artery and vein and neighboring neurovascular structures were studied on 10 formalin-fixed adult cadaver heads (20 sides) under the surgical microscope. Landmarks and measurements for identification of the sternocleidomastoid artery and vein are described. Results: The distance between the hypoglossal loop and the carotid bifurcation was measured as 14.5-25.2mm (mean: 19.24 mm). 30 of 20 sides were determined to have a Zone II-type carotid bifurcation. In 33 % of the Zone-II-type bifurcations, a low-lying hypoglossal loop was demonstrated. The sternocleidomastoid artery begins 2.2 - 3.5 mm (mean: 2.94 mm) supero-posterior from the occipital artery after the crossing point between the occipital artery and the hypoglossal nerve. The sternocleidomastoid artery and vein complex was 17.1 +/- 21.5 mm (mean 18.47 mm) away from the carotid bifurcation and forms a right angle with the descending hypoglossal nerve. The contribution of the sternocleidomastoid branch of the occipital artery always reaches the middle parts of the sternocleidomastoid muscle. Conclusion: Carotid endarterectomy through having knowledge of the normal and variable trajectories of the Structures can almost always be accomplished as a safe procedure when appropriate maneuvers are applied. Dissection and ligation of the sternocleidomastoid artery, vein, ansa cervicalis and posterior belly of digastric muscle are very simple but effective techniques to obtain adequate exposure either for safe arterial reconstruction or to diminish the necessity for more complicated technical procedures.en_US
dc.identifier.citationclosedAccessen_US
dc.identifier.doi10.1055/s-2004-830228
dc.identifier.endpage112en_US
dc.identifier.issn0946-7211
dc.identifier.issue2en_US
dc.identifier.pmid15906206
dc.identifier.scopus2-s2.0-20044377283
dc.identifier.scopusqualityN/A
dc.identifier.startpage108en_US
dc.identifier.urihttps://doi.org/10.1055/s-2004-830228
dc.identifier.urihttps://hdl.handle.net/20.500.12587/3526
dc.identifier.volume48en_US
dc.identifier.wosWOS:000229421500008
dc.identifier.wosqualityQ3
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.indekslendigikaynakPubMed
dc.language.isoen
dc.publisherGeorg Thieme Verlag Kgen_US
dc.relation.ispartofMinimally Invasive Neurosurgery
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.subjecthypoglossal nerveen_US
dc.subjectsternocleidomastoid arteryen_US
dc.subjectsternocleidomastoid veinen_US
dc.subjectmicrosurgical anatomyen_US
dc.subjectcarotid endarterectomyen_US
dc.subjecthigh bifurcationen_US
dc.titleNon-traumatic elevation techniques of the hypoglossal nerve during carotid endarterectomy: A cadaveric studyen_US
dc.typeArticle

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