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Hamate bone of the left hand. Hamulus shown in red. The hook of hamate (Latin: hamulus) is found at the proximal, ulnar side of the hamate bone. The hook is a curved, hook-like process that projects 1–2 mm distally and radially. [5] The ulnar nerve hooks around the hook of hamate as it crosses towards the medial side of hand.
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Bone healing, or fracture healing, is a proliferative physiological process in which the body facilitates the repair of a bone fracture. Generally, bone fracture treatment consists of a doctor reducing (pushing) displaced bones back into place via relocation with or without anaesthetic, stabilizing their position to aid union, and then waiting ...
The ulnar nerve is trapped between the bone and the overlying skin at this point. This is commonly referred to as bumping one's " funny bone ". [ 2 ] This name is thought to be a pun , based on the sound resemblance between the name of the bone of the upper arm, the humerus , and the word " humorous ". [ 3 ]
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Hypothenar hammer syndrome (HHS) is a vascular occlusion in humans in the region of the ulna.It is caused by repetitive trauma to the hand or wrist (such as that caused by the use of the hand as a hammer) [2] by the vulnerable portion of the ulnar artery as it passes over the hamate bone, which may result in thrombosis, irregularity or aneurysm formation.