It was reported that a leakage was detected at the sampling line of vkmo 31000 during priming.Customer changed the tube at the sampling line and used the product for treatment.Treatment was completed without any problem however due to a poor welding between connector and tube, the operation was hard.No harm to any person was reported.Sample investigation could not be performed since the product was discarded by customer.Further, dhr review could not be performed since the affected product lot number was not provided.Customer complaint trend search was performed for 4 years and for this specific line.There could not be found any similar complaint record.Review of the non-conformities was performed and there could not be found any non-conformity record that could cause to reported failure for this specific product.Based on the investigation results, this complaint could not be confirmed.Exact root cause could not be determined.However, the reported failure could be linked to the risk assessment and control of tubing sets and the causes could be related with: stationery and transport conditions: mechanical damage of product during transportation due to vibration and impact.Manufacturing: cut or scratch on inside/outside of device compromising component.Lack of attention on device handling, mechanical damage of the tubing set.The occurrence rate was calculated for the reported failure and product and it was determined that this is not a systemic issue.Therefore, no remedial action is required.The occurrence rate related to the reported issue is currently being monitored as part of maquet cardiopulmonary¿s trending program and additional investigations or corrections will be implemented in case of adverse trending.
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