This belated mdr is being submitted as part of our remediation reports in response to the fda form 483 notification issued on june 4, 2014 by (b)(4) to ventlab, llc.This report consists of 48 mdr's.Customer returned two units for investigation and malfunction was confirmed.Breakdown: one opened with less than 20cmh2o of pressure and the other opened with 55cmh2o of pressure.Additionally, ventlab performed quality trending, product investigation and corrective actions to solve the root causes.The solutions were implemented last year and a recall was initiated in may of this year.
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