Product complaint # (b)(4).Since the product was not returned for analysis, no product failure analysis can be conducted and no determination of possible contributing factors could be made.Device history record (dhr) review cannot be conducted because the no lot number was provided by the customer.Missing information from this report is identified as blank; this information was not provided in the reported event or available at the time of report submission. information regarding patient weight, height, medical history, race, and ethnicity was not reported.
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This complaint is from a literature source.As reported in the literature publication entitled, ¿implementation of penumbra-assisted half-stent thrombectomy for patients with acute m2 occlusion: results of initial experiences.¿ a patient with acute ischemic stroke (m2 artery occlusion) who underwent mechanical thrombectomy with revive se stent-retriever experienced vasospasm and asymptomatic intracranial hemorrhage.Object: demonstration of initial experience penumbra-assisted half-stent thrombectomy for patients with acute m2 occlusion.Method: from november 2016 to may 2017, 12 cases for acute cerebral major artery occlusion were reviewed.These included 6 cases of acute m2 occlusion that received a penumbra-assisted half-stent thrombectomy.
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