MAUDE Adverse Event Report: WILSON-COOK MEDICAL INC INSTINCT ENDOSCOPIC HEMOCLIP; PKL, LIGATOR, HEMORRHOIDAL

Model Number G18343

Device Problem Premature Separation (4045)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 03/23/2023

Event Type  malfunction  

Manufacturer Narrative

Investigation evaluation: a product evaluation was performed only by the video provided in response to this report because the product said to be involved was not provided to cook for evaluation.Per the video provided we cannot complete a full evaluation.Without the product or substantial evidence to contradict the complaint, it is considered confirmed based solely on statements and the video describing the event.The video provided shows the clip in a semi coiled position, after the clip has been deployed.The user is manipulating the handle and the drive wire moves freely without resistance, and there appears to be no damage to the drive wire hook.The device history record for the lot number said to be involved was reviewed.A discrepancy or anomaly was not observed with the product that was released for distribution.Investigation conclusion: we could not conduct a complete investigation because the product said to be involved was not returned for evaluation.A definitive cause for the reported observation could not be determined.The system preparation section of the instructions for use includes the following: "uncoil device.Verify smooth handle operation and clip action.Open clip by gently moving handle spool distally (away from handle thumb ring).Once clip is fully open, do not continue advancing handle spool as clip may prematurely detach from catheter.Close clip by moving handle spool proximally until clip is fully closed.Caution: do not continue to pull handle spool beyond tactile resistance as this may prematurely deploy clip.".The ifu states: "endoscope must remain as straight as possible when inserting or withdrawing device.".The ifu states: "with clip closed and without holding handle spool, advance device in small increments into accessory channel of gastroscope or colonoscope.Caution: holding handle spool during advancement may prematurely deploy clip.".Failure to follow the instructions above can result in damage to the device which may lead to premature clip deployment.Prior to distribution, all instinct endoscopic hemoclips are subjected to a visual inspection and functional testing to ensure device integrity.A review of the device history record confirmed that the lot said to be involved met all manufacturing requirements prior to shipment.Corrective action: a review of the complaint history was conducted.The likelihood of occurrence is considered rare.Corrective action is not warranted at this time based on the quality engineering risk assessment.Quality assurance will continue to monitor for complaint trends and reassess the risk assessment results as post market feedback continues to become available.

Event Description

During a colonoscopy in descending colon after polyp removal, the physician used a cook instinct endoscopic hemoclip.It was reported that the nursing technician inserted the clip through the working channel and observed that it went off by itself in the passage [within the scope], even though she kept the handle open.She collected the triggered [deployed] clip as it remained in the working channel.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.

• Brand Name: INSTINCT ENDOSCOPIC HEMOCLIP
• Type of Device: PKL, LIGATOR, HEMORRHOIDAL
• Manufacturer (Section D): WILSON-COOK MEDICAL INC; 4900 bethania station rd; winston-salem NC 27105
• Manufacturer (Section G): COOK ENDOSCOPY; 4900 bethania station rd; winston-salem NC 27105
• Manufacturer Contact: sabrina o'brien ; 4900 bethania station rd; winston-salem, NC 27105 ; 3367440157
• MDR Report Key: 16960404
• MDR Text Key: 315541484
• Report Number: 1037905-2023-00238
• Device Sequence Number: 1
• Product Code: PKL
• UDI-Device Identifier: 00827002183438
• UDI-Public: (01)00827002183438(17)250923(10)W4639622
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K132809
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Foreign,Distributor
• Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date: 05/19/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 05/19/2023
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: G18343
• Device Catalogue Number: INSC-7-230-S
• Device Lot Number: W4639622
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 04/25/2023
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 09/23/2022
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Treatment: PENTAX ENDOSCOPE
• Patient Age: 72 YR
• Patient Sex: Female