(b)(4).The customer returned one opened cvc set including: a guide wire in its advancer, a 1-l catheter, an arrow raulerson syringe (ars), and an 18ga introducer needle for analysis.No signs of use were observed.Visual inspection revealed that there were no kinks on the guide wire.Microscopic examination confirmed both welds were present and spherical.The guide wire total length measured 456mm, which is within the specification limits of 450-458mm per the guide wire product drawing.The guide wire outer diameter measured 0.801mm, which is within the specification limits of 0.788mm-0.826mm per the guide wire product drawing.The guide wire was inserted through the returned arrow raulerson syringe (ars)/introducer needle assembly.The guide wire was able to pass with little to no difficulty.Performed per ifu statement, "raise your thumb and pull the arrow advancer approximately 4 cm to 8 cm away from the syringe.Lower thumb onto the arrow advancer and while maintaining a firm grip on the spring-wire guide, push the assembly into the syringe barrel to further advance the spring-wire guide.Continue until spring-wire guide reaches desired depth." a manual tug test confirmed the distal and proximal welds were intact.A device history record review was performed, and no relevant findings were identified.The ifu provided with this kit warns the user, "warning: do not apply excessive force in removing guide wire or catheters.If withdrawal cannot be easily accomplished, a chest x-ray should be obtained and further consultation requested." the report of swg kinked was not able to be confirmed through analysis of the returned sample.There were no kinks or other signs of damage observed on the guide wire.The guide wire met all relevant dimensional and functional requirements, and a device history record review was performed with no relevant findings.Based on these circumstances, no root cause could be determined as there was no problem found on the sample.Teleflex will continue to monitor and trend for complaints of this nature.
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