Vyaire medical file identification: (b)(4).H3: 81 other - at this time, the suspect device has not been returned for evaluation.Therefore, root cause has not been determined yet.Vyaire medical will submit a supplemental report in accordance with 21 cfr section 803.56 if additional information becomes available.H3 other text : device not returned yet.
|
Results of investigation: vyaire medical received the device for evaluation.A visual inspection of assembly was performed and found no indications of damage, misuse, or contamination.Blender was installed onto test station and testing was performed according to test standards.A calibrated o2 analyzer was used to measure o2 accuracy.With blender set at 60% and flow meter at 2lpm, analyzer measured 58.3% (spec 60 ±3%).Proceeded to test blende.Found blender to be delivering within specification at all set points, through both primary and auxiliary outlets.21% end point was measured on analyzer to be at 22.0% (spec 20.9-22.9%) and 100% end point measured at 99.1%.The reported complaint was unable to be duplicated.Service records indicate this blender underwent a 2-year preventive maintenance overhaul on 01nov2023, passing on all counts.The reported complaint was unable to be reproduced.Blender assembly was tested in accordance with instruction manual and test standard procedures and was found to be performing to specifications.Vyaire medical will submit a supplemental report in accordance with 21 cfr section 803.56 if additional information becomes available.
|