Through follow up with the user facility, us endoscopy learned that excessive force was applied in order to pass the sampling device through a hardened stricture.Statements in the instructions for use include: "when using a guide wire, hold the guidewire while brushing for cellular material.Otherwise the guidewire may move and cause patient injury.After selective cannulation of the desired duct is achieved and the guide wire is placed beyond the desired site for brushing: advance the infinity ercp sampling device over the guidewire.Observe the guidewire as it exits the hole approximately 20 cm from the tip of the catheter.If using a guidewire locking device, unlock the short guidewire per manufacturer's recommendations.Advance the device into the accessory channel of the endoscope and relock the guidewire.Using short strokes (1" - 1.5"), continue to advance the device until the distal end of the sheath is endoscopically visualized." the device subject of the reported event was not returned for evaluation.The device history record was reviewed and confirmed the device was manufactured to specification.There have been no other complaints associated with this lot.A us endoscopy representative has offered in-service training regarding use of the infinity ercp sampling device to the facility; however, the facility has declined.No additional issues have been reported.
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