Insufficient information regarding the reported event was provided by the user facility as multiple follow-ups were made to obtain additional information but with no results.The referenced clip was not returned to olympus for evaluation.The cause of the reported event could not be determined.However, based on similar reported events related to the reported device, the operator¿s technique cannot be ruled out as a contributory factor.The instruction manual provides warning to mitigate the risk of patient injury and device damage that states, keep the insertion portion of the instrument that extends from the biopsy valve and the insertion portion of the endoscope as straight as possible.Do not perform clipping with the insertion section being coiled.Otherwise, the force exerted on the control section may not convey to the clip adequately during clipping.This could result in reduced performance, making it impossible to close the clip or detach it from the coil sheath after clipping.When forcing the clip against the tissue, do not try to rotate the clip.Doing so may tear tissue inside the body cavity, resulting in patient injury, such as perforation, bleeding, or mucous membrane damage.Do not perform repositioning more than the limitation (5) of reopening times.The clip may fail to open while it is grasping the tissue.This may result in impaction or prevent to re-open.If the clip cannot re-open, complete clipping according to step 7 and 8 described on page 9 and 10 and withdraw the instrument from the endoscope.If additional information becomes available, this report will be supplemented accordingly.
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Olympus was informed that during a therapeutic procedure, the device has an issue deploying from the sheath.After manipulating the device, the device deployed but did not stay clipped to the patient¿s tissue.It is believed the device fell into the patient as it was reported the user facility decided not to retrieve the device.There was no patient injury reported.No additional information was reported.
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