During an endoscopic retrograde cholangiopancreatography (ercp), the physician used a cook fusion omni-tome pre-loaded sphincterotome.The catheter twisted on itself, the wire guide moved back up on the catheter, formed a loop, despite the wire lock and came out of the biliary tract [loss of wire guide access] (subject of this report).The devices were not broken, they were still used.There was no patient injury.There was a waste of time during the procedure.(the user also reported that) incidents happened every second time with these devices (see related mdr 1037905-2018-00303).A section of the device did not remain inside the patient¿s body.The patient did not require any additional procedures due to this occurrence.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.
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