Qn#(b)(4).The customer returned one arterial catheter for analysis.Signs of use in the form of biological material were present on the catheter body.Visual inspection of the catheter did not reveal any defects or anomalies.The total length of the catheter body measured 85 mm, which is within specifications of 82-86 mm per catheter product drawing.The outer diameter of the catheter body measured 1.272 mm, which is within specifications of 1.24-1.30 mm per catheter product drawing.The inner diameter of the catheter tip measured.7112 mm, which is within specifications of a minimum inner diameter of 0.69 mm per catheter product drawing.The catheter was functionally tested per the instructions for use (ifu) provided with this kit which states, "thread tip of catheter over guidewire." a lab inventory 0.025" swg was able to pass through the catheter with minimal resistance.Biological material was observed exiting when the distal end when the swg was passed through.The catheter was flushed with a water filled lab inventory syringe and no leaks or blocks were detected.The customer did not provide a lot number; therefore, a device history record review was performed based upon a lot number from the sales history data of the customer.No relevant findings were identified.The ifu provided with this kit warns the user, "do not apply tape, staples, or sutures directly to the catheter body to reduce risk of damaging catheter, impeding catheter flow, or adversely affecting monitoring capabilities.Secure only at indicated stabilization locations." the customer complaint of a blocked catheter was not able to be confirmed by a complaint investigation of the returned sample.The r eturned catheter passed all relevant dimensional and functional testing.A device history record review was performed, and no relevant findings were identified.Based on the sample returned no problems were identified with the returned device.Teleflex will contin ue to monitor and trend on complaints of this nature.
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