recanalization


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recanalization

 [re-kan″ә-lĭ-za´shun]
formation of new canals or paths, especially blood vessels, through an obstruction such as a clot; called also canalization.

re·ca·nal·i·za·tion

(rē-ka'năl-i-zā'shŭn),
1. Restoration of a lumen in a blood vessel following thrombotic occlusion, by organization of the thrombus with formation of new channels.
2. Spontaneous restoration of the continuity of the lumen of any occluded duct or tube, as with postvasectomy recanalization.

recanalization

/re·can·a·li·za·tion/ (re-kan″ah-lĭ-za´shun) formation of new canals or paths, especially blood vessels, through an obstruction such as a clot.

re·ca·nal·i·za·tion

(rē-kan'ăl-ī-zā'shŭn)
1. Restoration of a lumen in a blood vessel following thrombotic occlusion, by organization of the thrombus with formation of new channels.
2. Spontaneous restoration of the continuity of the lumen of any occluded duct or tube, as with postvasectomy recanalization.

recanalization

restoration of arterial lumen (blocked/stenosed by thrombus/severe atheroma) by insertion of a stent, or by atherectomy
References in periodicals archive ?
With the Food and Drug Administration approval of stent retriever technology in 2012, there is a significant improvement in recanalization rates compared with older devices with regard to LVOs (Fargen et al.
Here we are in year 2015, and controversy continues regarding the best protocols to treat acute stroke with clot-dissolving drugs like tPA and/or mechanical recanalization techniques like cerebral artery stenting.
To improve the efficiency of ultrasound vascular recanalization, we have developed a waveguide tube type without working head to the distal end of a cylindrical slotted spring.
12 guide to coronary angioplasty for recanalization piece hydrophilic coating 1300
Some practitioners have advocated primary angioplasty and stenting, similar to the coronary standard of care, as a more rapid way of achieving recanalization while treating an underlying, causative, lesion.
2 percent (160 of 202) of patients with missing angiographic data, as determined by an independent laboratory, achieved the highest degree of recanalization.
However, 10 to 20% of patients undergoing hemostatic embolization rebleed within 72 hours, probably due to recanalization or re-filling through the extensive collaterals (10).
Cranial MRI showed new significant ring-enhancing lesions in the right temporal lobe (Figure 1B) and MR venography demonstrated recanalization in the right transverse sinus (Figure 1D).
For example, a patient with an occluded middle cerebral artery who undergoes successful thrombolytic treatment with rapid vessel recanalization will not show any detectable GFAP release as long as the resulting infarction is very small or nonexistent (31).
5) Likely complications include ischemia and ischemic pain after embolization, and recanalization of vessels.
MIAMI BEACH -- Deployed stents produced unexpectedly good outcomes in a series of 19 stroke patients with large-vessel occlusions that resisted recanalization by more conventional treatments.