All the returned samples had been evaluated and found no sealing and loosening defectives in the luer lock component of needle.However, from the five returned samples used, we found that four needles were blocked.The production process of the needle had been reviewed, and we found that the assembly equipment of the needle was repaired on the time due to a gas leak in the air pipe.And we checked the products produced before repaired, and no blocked products were found.The four blocked needles had been analyzed, and we concluded that the blocked needle from the material.We informed the supplier to request an investigation of the needle and perform capa.The current production process also investigated and reviewed, and no information showed that the current production process may produces blocked needles.A device history record review was completed for these lot numbers, no defects or imperfections were observed.
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The customer reported that several needles have been defective as they are not staying attached to the syringe.In some cases,they have experienced needles that they could not push medicine through.The luer lock component of the needle does not seal properly and is loose causing the needle to pop off during injection.Customer reported using lidocaine,clindamycin,bupivacaine,and sodium bicarb with the needles.No information was received regarding any serious injury as a result of this product malfunction.
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