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Investigation summary: the complaint device was returned for evaluation.A visual inspection confirmed the catheter had fractured.The visual inspection of the fractured side also revealed slight burnishing, two indents with slight burnishing and the diameter of the fracture site was ovoid in shape.There was no calcification on the length of the catheter, no other holes, nicks, or abrasions were observed on the catheter.An inspection using a microscope revealed three of the suture holes were utilized.No signs of damage or nonconformity was observed on the vital port body.The instructions for use indicates that to avoid catheter damage it is to be implanted peripherally in the upper arm, position the catheter so that it enters the venous system in the lower third of the upper arm and below the vein's passage through the deep brachial fascia.A potential adverse event/potential risk listed in the instructions for use is fracture and fragmentation, among other risks.Additionally listed in the instructions for use warning: reported complications from repeated subclavian compression include catheter pinch-off syndrome catheter fracture, and catheter shear followed by embolization of the distal portion.A review of the device history record was performed, including quality control and manufacturing records.There are no signs to indicate that nonconforming product was released to the field.This complaint was confirmed through customer testimony.Based on the information provided, examination of the returned device and results of our investigation, the root cause is that of operational or environmental context.
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