MAUDE Adverse Event Report: COOK INC N-COMPASS NITINOL STONE EXTRACTOR; LQR; DISLODGER, STONE, BILIARY

Model Number	G36250
Medical Device Problem Code	Material Separation (1562)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/09/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
E1: (b)(6).H3: device evaluation anticipated but not yet begun.Awaiting device return.This report includes information known at this time.A follow up report will be submitted should additional relevant information become available.This report is required by the fda under 21 cfr part 803.This report is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement made in it is intended to be an admission that any cook device is defective or malfunctioned; that a death or serious injury occurred; or that any cook device caused or contributed to; or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
Event or Problem Description
It was reported that an n-compass nitinol stone extractor basket was broken.The surgeon was unaware that the basket had broken and was unsure when the breakage occurred.An x-ray was performed on the patient to confirm that no pieces of the basket remained in situ.No portion of the device remained inside of the patient's body.As reported, the patient did not experience any adverse effects or require any additional procedures due to this occurrence.
Additional Manufacturer Narrative
Blank fields on this form indicate the information is unknown, unavailable, or unchanged.Additional information: b5.This report includes information known at this time.A follow-up report will be submitted should additional relevant information become available.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned or that a death or serious injury occurred; nor is it admission that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
Event or Problem Description
Additional information was provided.As reported, the procedure was completed by using a new product off the shelf.
Event or Problem Description
No additional information regarding the patient and/or event has been received since the previous medwatch report was sent.
Additional Manufacturer Narrative
Blank fields on this form indicate the information is unknown, unavailable, or unchanged.Correction: d9; h3 - device evaluated by mfg?: device not returned to manufacturer this report includes information known at this time.A follow-up report will be submitted should additional relevant information become available.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned or that a death or serious injury occurred; nor is it admission that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.

• Brand Name: N-COMPASS NITINOL STONE EXTRACTOR
• Common Device Name: LQR; DISLODGER, STONE, BILIARY
• Manufacturer (Section D): COOK INC; 750 daniels way; bloomington IN 47404
• Manufacturer (Section G): COOK INC; 750 daniels way; bloomington IN 47404
• Manufacturer Contact: jason crouch ; 750 daniels way; bloomington, IN 47404 ; 8123392235
• MDR Report Key: 24579853
• Report Number: 1820334-2026-00277
• Device Sequence Number: 21191066
• Product Code: LQR
• UDI-Device Identifier: 00827002362505
• UDI-Public: (01)00827002362505(17)280814(10)16742555
• Combination Product (Y/N): N
• Initial Reporter Country: AU
• PMA/510(K) Number: K173009
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup,Followup,Followup
• Report Date (Section B): 07/08/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: G36250
• Device Catalogue Number: C-NTSE-2.4-115-NC3
• Device Lot Number: 16742555
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/09/2026
• Supplement Date Received by Manufacturer: 03/25/2026; 04/13/2026; 07/01/2026
• Initial Report FDA Received Date: 03/12/2026
• Supplement Report FDA Received Date: 04/06/2026; 04/28/2026; 07/08/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 08/14/2025
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: COOK LASER MACHINE.
• Patient Sex: Unknown