Acusnare G22630Recalls & reported problems

Summary

The FDA's MAUDE database contains 14 adverse event reports that list this exact device (DI 00827002226302), received between May 13, 2016 and Aug 16, 2026 — classified as 2 injuries, 12 malfunctions.

The most frequently reported specific device problem is “Failure to Conduct” (6 reports).

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 16, 2026.

Most reported problems

Recent adverse event reports

The 14 most recent of 14 reports, in the reporter's own words as published by the FDA.

• MalfunctionAug 16, 2026Off-Label Use

  During a polypectomy procedure, the physician used a Cook ACUSNARE POLYPECTOMY SNARE. The snare was attempted to be used as a cold snare "[off label use]". It was reported that when the polyp was to be removed by the snare, it was found that the snare could not be retracted to remove the polyp. Therefore, use removed the device and replaced it for treatment.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 experienced redness and swelling.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50267602 ↗
• MalfunctionMay 11, 2026Failure to Cut

  DURING AN ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY (ERCP), THE PHYSICIAN USED TWO (2) COOK ACUSNARE POLYPECTOMY SNARE SOFT. IT WAS REPORTED [THAT] CUTTING WAS NOT OBSERVED [UNABLE TO CUT] AND OBSERVED THAT THE CABLE/CATHETER NEAR THE HANDLE PART WAS MELTED. 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.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 25138074 ↗
• MalfunctionJul 26, 2024Difficult to Open or Close; Difficult to Open or Close

  DURING AN UNKNOWN ENDOSCOPIC PROCEDURE, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. IT WAS REPORTED [THAT IT WAS] NOT EASY TO CAPTURE THE POLYP. ADVANCEMENT AND RETRACTION OF SNARE WAS NOT VERY SMOOTH [DIFFICULT TO RETRACT]. 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.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 19837948 ↗
• MalfunctionOct 16, 2023Failure to Cut; Failure to Cut

  DURING A COLONOSCOPY, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. IT WAS REPORTED [THAT] THE CAUTERY WOULD NOT WORK WHEN HOOKED UP TO THE CAUTERY. IT WAS A HUGE POLYP. THEY WERE TRYING TO REMOVE IT PIECE-MEAL, NOT ALL AT ONCE. THE PROCEDURE WAS SUCCESSFULLY COMPLETED WITH ANOTHER DEVICE OF THE SAME TYPE (UNKNOWN LOT). 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.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 17943844 ↗
• MalfunctionJul 18, 2022Fracture; Fracture

  DURING AN INTESTINAL POLYPS REMOVAL, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. IT WAS REPORTED [THE] USER DETECTED THE SNARE BROKEN DURING PROCEDURE, THEN CHANGED TO ANOTHER SAME DEVICE TO COMPLETE THE PROCEDURE. 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

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 15042554 ↗
• MalfunctionFeb 9, 2022Failure to Conduct; Failure to Cut; Failure to Conduct; Failure to Cut

  DURING A POLYPECTOMY, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. THE USER STRAIGHTENED THE OUTER SHEATH AND LINKED THE DEVICE WITH ELECTROSURGICAL GENERATOR, BUT FOUND OUT THERE WAS NO ELECTRICITY. THE USER THEN CHANGED TO ANOTHER ELECTROSURGICAL GENERATOR BUT STILL NO ELECTRICITY. 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.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 13501605 ↗
• InjuryAug 30, 2021Failure to Cut; Failure to Cut

  DURING A POLYPECTOMY, THE PHYSICIAN USED TWO (2) ACUSNARE POLYPECTOMY SNARES. THEY CLOSED THE FIRST SNARE ONTO THE POLYP. THEY TRIED TO CUT WITH CAUTERY BUT THE CAUTERY WOULD NOT CUT THE POLYP. THEN, THE SNARE WOULD NOT OPEN FOR REMOVAL. THE SNARE WAS STUCK ON THE POLYP. THEY TRIED TO USE A SECOND SNARE TO CUT THE POLYP AND FREE THE FIRST SNARE, BUT IT HAD THE SAME PROBLEM WITH BOTH CAUTERY AND NOT REOPENING AND BECAME STUCK AS WELL. THE PATIENT WAS SENT TO SURGERY FOR A RIGHT HEMICOLECTOMY IN ORDER TO REMOVE THE SNARES AND THE POLYP. THE FOLLOWING WAS RECEIVED ON 09/03/2021- THE INTENTION OF THE ORIGINAL PROCEDURE TO REMOVE A LARGE COLON POLYP. SURGERY WAS AN UNEXPECTED COMPLICATION DUE TO THE MALFUNCTION. A SECTION OF THE DEVICE DID NOT REMAIN INSIDE THE PATIENT'S BODY. THE PATIENT WAS SENT TO SURGERY FOR A RIGHT HEMICOLECTOMY IN ORDER TO REMOVE THE SNARES AND THE POLYP DUE TO THIS OCCURRENCE.

  Patient problems: Device Embedded In Tissue or Plaque

  MAUDE report 12385916 ↗
• InjuryJul 14, 2021Failure to Conduct; Failure to Conduct

  DURING A COLONOSCOPY WITH POLYPECTOMY, THE PHYSICIAN USED AN ACUSNARE POLYPECTOMY SNARE. IN THE PROCESS OF A POLYP REMOVAL USING A LARGE SNARE BY THE PROVIDER, THE RN ASSISTANT WAS ABLE TO CLOSE THE SNARE TO THE "20" MARK BUT NO CAUTERY WAS NOTICED DESPITE CONFIRMATION OF OPERATIONAL GROUNDING PAD AND ELECTROSURGICAL GENERATOR. THE SNARE SHEATH BUCKLED WITH PRESSURE WHEN ENCLOSING THE POLYP TISSUE WITHIN THE SNARE. AN INADEQUATE CUT AND BURN OCCURRED AND THE PROVIDER WAS UNABLE TO LOOSEN THE SNARE OFF THE POLYP. THE PROVIDER THEN HAD TO MANUALLY CUT THE SNARE AT THE HANDLE, WITHDRAW THE SNARE AND SCOPE, AND GO BACK IN THE COLON TO RETRIEVE THE SNARE LOOP FROM THE PATIENT WITH FORCEPS. THEY COMPLETED THE PROCEDURE WITH A DIFFERENT SNARE. A SECTION OF THE DEVICE REMAINED TEMPORARILY INSIDE THE PATIENT¿S BODY, BUT WAS SUCCESSFULLY RETRIEVED WITH FORCEPS. ACCORDING TO THE INITIAL REPORTER, THE PATIENT DID NOT EXPERIENCE ANY ADVERSE EFFECTS DUE TO THIS OCCURRENCE.

  Patient problems: Foreign Body In Patient

  MAUDE report 12167706 ↗
• MalfunctionMar 25, 2021Failure to Conduct; Failure to Conduct

  DURING AN ENDOSCOPIC MUCOSAL RESECTION PROCEDURE, THE PHYSICIAN USED THREE (3) ACUSNARE POLYPECTOMY SNARES. THE DEVICES WERE NOT CONDUCTING ELECTRICITY. THE PHYSICIAN THEN CHANGED TO ANOTHER MANUFACTURE'S SNARE TO COMPLETE THE PROCEDURE. HOT BIOPSY FORCEPS WERE USED TO CLEAN THE WOUND AND THE WOUND WAS CLOSED WITH A HARMONY CLAMP. 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.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 11567428 ↗
• MalfunctionMay 15, 2020Failure to Conduct; Failure to Conduct

  DURING AN ENDOSCOPY PROCEDURE, THE PHYSICIAN USED AN ACUSNARE POLYPECTOMY SNARE. THE DIATHERMY WOULD NOT WORK. TWO (2) DIFFERENT DIATHERMY LEADS AND DIATHERMY MACHINES WERE USED TO MAKE SURE IT WAS THE ACUSNARE POLYPECTOMY SNARE THAT WAS NOT WORKING. 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.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10060734 ↗
• MalfunctionNov 18, 2019Failure to Cut; Failure to Cut

  DURING AN ENDOSCOPIC PROCEDURE, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. THE PHYSICIAN ADVANCED THE DEVICE TO THE DESIRED POSITION TO CATCH A POLYP, BUT COULD NOT REMOVE IT. THE DEVICE WAS SWITCHED WITH ANOTHER COOK ACUSNARE TO COMPLETE THE PROCEDURE. ADDITIONAL INFORMATION WAS RECEIVED NOTING THE DEVICE ALLOWED COAGULATION/BURNING BUT DID NOT CUT PROPERLY. 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.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9337502 ↗
• MalfunctionOct 23, 2018Retraction Problem; Retraction Problem

  DURING A COLONOSCOPY, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. THE REGISTERED NURSE (RN) FROM THE FACILITY CALLED IN THE COMPLAINT DETAILING THAT THE COMPLAINT [DEVICE] WAS BEING USED TO ATTEMPT REMOVAL OF A VERY LARGE DENSE POLYP FOUND AT THE CECUM. THE SNARE WAS CONNECTED TO CAUTERY, INSERTED, AND PLACED AROUND THE POLYP. THE SNARE WOULD NOT FULLY CUT THE POLYP. AFTER THE THIRD ATTEMPT TO CUT THROUGH THE POLYP, IT WAS DECIDED TO REMOVE THE SNARE FROM THE PATIENT; HOWEVER, THE SNARE WOULD NOT RELEASE FROM THE POLYP. A GASTROENTEROLOGIST WAS CALLED AND HE WAS EVENTUALLY ABLE TO CUT A PORTION OF THE POLYP AND REMOVE THE SNARE FROM THE PATIENT. THE NURSE NOTED THE SNARE HAD A LOT OF TWISTING AND CRINKLING ABOUT 6-8 INCHES DOWN THE SHAFT. THE REPORTER CONFIRMED THE DEVICE WAS NOT TURNED OR TWISTED DURING THE PROCEDURE. THE USER CONCLUDED REMOVAL OF THIS POLYP, PULLED A DIFFERENT SNARE AND CONTINUED WITH REMOVAL OF OTHER POLYPS. THE POLYP WHICH ENCOUNTERED THE SNARE ISSUE WAS LEFT AS THE PATIENT IS RETURNING FOR A HEMICOLECTOMY UNRELATED TO THIS COMPLAINT EVENT. THERE WERE NOT ADVERSE EFFECTS NOTED, BUT THE PATIENT WAS UNDER PROLONGED ANESTHESIA. A SECTION OF THE DEVICE DI

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7995853 ↗
• MalfunctionJul 20, 2017Failure to Conduct; Failure to Conduct

  DURING A POLYPECTOMY IN THE COLON, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. THE USER ADVANCED THE DEVICE INTO DESCENDING COLON AND SNARED THE POLYP. THEY CONNECTED THE DEVICE WITH ELECTROSURGICAL SETTINGS, BUT THE DEVICE DID NOT ELECTRIFY. THEY REPLACED [THE] HIGH FREQUENCY ELECTRIC WIRE TO ELECTRIFY THE DEVICE, BUT IT STILL DIDN'T WORK. [THE USER] REPLACED [WITH A] NEW DEVICE TO FINISH THE PROCEDURE.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 6728717 ↗
• MalfunctionMay 13, 2016Failure to Conduct; Failure to Conduct

  DURING AN ENDOSCOPIC PROCEDURE, THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. AS REPORTED TO CUSTOMER RELATIONS: THE HANDLE FAILED DURING THE PROCEDURE. THE FOLLOWING INFORMATION WAS RECEIVED 4/18/16 FROM A COPY OF THE ANVISA REPORT SUBMITTED. DURING A COLONOSCOPY THE PHYSICIAN USED A COOK ACUSNARE POLYPECTOMY SNARE. THE SNARE USED PRESENTED A MALFUNCTION DURING THE COLONOSCOPY PROCEDURE. A [POLYP] REMOVAL WAS ATTEMPTED WITH A JUMBO SNARE, HOWEVER THERE WAS NO PASSAGE OF ELECTRICAL CURRENT. EXCHANGED OF VARIOUS OF THE ACCESSORIES, INCLUDING THE ELECTROSURGICAL GENERATOR, WITHOUT SUCCESS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 5654107 ↗