Kartchner Carotid ClampNewMed® Kartchner carotid clamp is designed for temporary occlusion (clamping) of the internal carotid artery during carotid endarterectomy. . It is 15cm in length and 5.0 cm long serrated jaws, curved shanks, an angled design .The curved shanks of the Kartchner carotid clamp ..