Abstract
Introduction: clavicle is the modified long bone placed horizontally and subcutaneously at the root of neck. Clavicle is the most important bone which transmits the body weight from upper limb to axial skeleton.
Objectives: The main objective of this study is to determine the number, position and direction of nutrient foramen of clavicle.
Material and Methods: The present study was conducted on 60 clavicles (30 right and 30 left) adult human dried clavicle, collected from Department of Anatomy, Department of Forensic medicine and also from first year medical students of Indira Gandhi Institute of Medical Sciences, Patna, Bihar.
Results: The nutrient foramen was present in 100% of clavicle. Single foramen was present in 65%, double foramen in 26.66% and three foramen were present in 8.33% of clavicles. The most common position of nutrient foramen was on the inferior surface in 72.09%. 66.66% of nutrient foramen were found in middle one third of clavicle. All the foramen were directed towards the acromion end of clavicle.
Conclusion: Knowledge about the nutrient foramen of clavicle is important clinically during vascularised bone grafting to preserve the blood supply of graft.
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Corresponding Author
Sanjay Kumar
Tutor, IGIMS, Patna, Bihar
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