MARA PROBE
Report
- Report Number
- 1216677-2022-00275
- Event Type
- Malfunction
- Date Received
- October 10, 2022
- Date of Event
- September 23, 2022
- Report Date
- December 9, 2022
- Manufacturer
- COOPERSURGICAL, INC.
- Product Code
- MNB
- PMA / PMN Number
- P160047
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- NY, US
- Reporter Occupation
- OTHER HEALTH CARE PROFESSIONAL
- Health Professional
- Yes
Narratives
INVESTIGATION: X-REVIEW DHR , X-INSPECT RETURNED SAMPLES . ANALYSIS AND FINDINGS. MANUFACTURING RECORD REVIEW: REVIEW OF RECORDS FOR LOT M-210826-02 DID NOT REVEAL ANY ANOMALIES. MANUFACTURING INSPECTIONS CONSIST OF 1) A SUBASSEMBLY VISUAL INSPECTION TO VERIFY THAT THE TWO TC WIRES ON THE INCONEL COIL (HEATING COIL) ARE NOT IN CONTACT EXCEPT FOR THE WELD (WI0050 REV 07 STEP 1.11); AND 2) A FINISHED DEVICE TEST TO VERIFY THE COIL THERMOCOUPLE INCREASE AT LEAST 10°C AFTER THE RF GENERATOR OUTPUTS 10 WATTS FOR 15 SECONDS AND HOLDS FOR AN ADDITIONAL 15 SECONDS (WI0065 REV 10 STEP 3.18, PER PS0052 REV 02 6.1.8.1.6). INCOMING INSPECTION REVIEW: INCOMING INSPECTION RECORD REVIEW NOT APPLICABLE TO THIS INVESTIGATION. SERVICE HISTORY RECORD: SERVICE HISTORY NOT APPLICABLE FOR THIS PRODUCT. HISTORICAL COMPLAINT REVIEW. TWO REPORTS 1 OF ALERT 176 HAVE BEEN INVESTIGATED TO DATE. DURING THE INVESTIGATION THE DEVICES PERFORMED PER SPECIFICATION; NO DEVICE DEFECTS WERE IDENTIFIED BUT VISUAL OBSERVATIONS WERE NOTED IN ONE INSTANCE. 11: NO DEVICE DEFECT [BUT SPACE BETWEEN TC LEADS OBSERVED] (2021-06-0000260). 1: NO DEVICE DEFECT FOR TWO VAPOR PROBES (2022-03-0000181) THERE IS ALSO ONE OTHER REPORTED ALERT 176 COMPLAINT, 2022-09-0000484, ASSOCIATED WITH THIS SAME CASE. PRODUCT RECEIPT: PRODUCT WAS RECEIVED ON OCTOBER 11, 2022. VISUAL EVALUATION: PRODUCT WAS RETURNED IN TRAY. THERE WAS NO EVIDENCE THE DEVICE HAD BEEN INSERTED INTO THE PATIENT, THE SHAFT AND TIP WERE CLEAN. SALINE WAS PRESENT INSIDE THE SYRINGE AND THE SYRINGE CHECK VALVES EXHIBITED MINOR CORROSION, AS EXPECTED, AFTER BEING SUBJECT TO SALINE FOR AN EXTENDED PERIOD OF TIME. FUNCTIONAL EVALUATION: THE PROBE WAS CONNECTED TO AN INSPECTION STATION EQUIVALENT TO THE HANDLE SUB-ASSEMBLY FINAL INSPECTION WORKSTATION (A CARTRIDGE CONDUIT ADAPTER (TL0264) CONNECTED TO THE FISO IQC HARDWARE (TL0185) AND FISO IQC SOFTWARE (TL0186)) TO READ AND RECORD THE PROBE'S EEPROM DATA. ALERT 176 IS TRIGGERED DURING THE VAPOR PROBE TEST IF THE THERMOCOUPLE ON THE COIL DOES NOT INCREASE BY AT LEAST 5°C WHEN 20 WATTS OF RF ENERGY IS APPLIED FOR 2 SECONDS. THIS IS A SAFETY TEST CONDUCTED PRIOR TO DEVICE INTRODUCTION INTO THE PATIENT TO CONFIRM RF ENERGY IS APPLIED TO THE COIL AND THE THERMOCOUPLE IS OPERATIONAL. THE TEST CAN BE REPEATED AT THE DISCRETION OF THE USER. ULTIMATELY, FAILING THE TEST REQUIRES REPLACEMENT OF THE PROBE. DURING VAPOR DELIVERY, THE THERMOCOUPLE FUNCTIONS AS A SAFETY MONITOR. IF EXCESSIVE COIL TEMPERATURE IS DETECTED, VAPOR DELIVERY WILL BE TERMINATED. CASE TELEMETRY WAS PROVIDED AND REVIEWED. IT CONFIRMED THAT THE TEMPERATURE INCREASE WAS <5°C IN EACH ATTEMPT, INCREASING BY APPROXIMATELY 4°C. IN ORDER TO EVALUATE THE VAPOR PROBE USING A CONSOLE, THE EEPROM WAS RESET AND THE USED SYRINGE WAS REPLACED WITH ONES THAT DID NOT HAVE CORRODED CHECK VALVES. THE PROBE WAS CONNECTED TO CONSOLE (DV10) TO ATTEMPT TO PERFORM A SIMULATED USE PROCEDURE. SIMULATED USE PASSED WITHOUT ALERT. THE REPORTED COMPLAINT CONDITION WAS NOT ABLE TO BE REPLICATED. COMPARING TELEMETRY DATA AND THE SIMULATED USE RUN, IT IS POSSIBLE THAT VARIABILITY IN ENVIRONMENTAL CONDITIONS BETWEEN THE CLINICAL CASE AND THE COMPLAINT INVESTIGATION LED TO DIFFERENT OUTCOMES. THIS CANNOT BE CONFIRMED, HOWEVER. THE HANDLE WAS THEN DISASSEMBLED TO CHECK THE THERMOCOUPLE CONDITION. THE THERMOCOUPLE WAS WELDED TO THE COIL AND THE TWO LEADS APPEAR TO BE IN DIRECT CONTACT. SEE IMAGE 1. (NOTE, THIS WELDING PROCESS IS PERFORMED BY THE INCONEL COIL MANUFACTURER, RESONETICS, AND NOT DURING VAPOR PROBE MANUFACTURING AT AEGEA.) THE USER'S OBSERVATION REGARDING SALINE ON TOP OF THE CONSOLE IN THE AREA OF THE SYRINGE CONNECTION COULD NOT BE CONFIRMED. THE COOPER REPRESENTATIVE COMMENTED IN THE COMPLAINT THAT THEY DID NOT SEE, NOR WERE ABLE TO REPLICATE A SALINE LEAK OF ANY KIND. ROOT CAUSE: THE ROOT CAUSE OF THE COMPLAINT COULD NOT BE REPLICATED. THE PROBE PERFORMED PER SPECIFICATIONS. IN COMPLAINT (B)(4), A SIMILAR REPORTED CONDITION (ALERT 176) WAS REPLICATED DURING DEVICE INVESTIGATIONS. BASED ON THAT INVESTIGATION, THE INCONEL COIL PART SPECIFICATION (PT0057-02) WILL BE UPDATED TO CLARIFY THE REQUIREMENTS FOR THE POSITION OF THE THERMOCOUPLE LEADS. THE MANUFACTURER WILL ALSO BE NOTIFIED. CORRECTION AND/OR CORRECTIVE ACTION : NO FURTHER CORRECTIVE ACTION IS NECESSARY, AS THE COMPLAINT CONDITION WAS NOT CONFIRMED. NO FURTHER TRAINING REQUIRED AT THIS TIME. PREVENTATIVE ACTION ACTIVITY : COOPERSURGICAL WILL CONTINUE TO MONITOR THIS COMPLAINT CONDITION FOR TRENDS.
THE REPORTED CONDITION IS CURRENTLY BEING INVESTIGATED.
RELATED COMPLAINT TO (B)(4). INCIDENT DETAILS SURROUNDING EVENT ACCOUNT SAID THAT THEY SET UP FOR THE PROCEDURE AND ONCE THEY GOT TO THE PROBE SELF TEST ALERT 176 CAME UP ON THE SCREEN. THEY NEVER GOT TO THE FIRST CHECK MARK ON THE PROBE SELF TEST. THEY MADE SURE THE PROBE WAS SECURE IN THE CARTRIDGE. DR. (B)(6) SAID THAT SALINE WAS GOING INTO THE PROBE COVER AND BEGAN LEAKING OUT. AFTER THEY HIT CLEAR ON THE ALERT IT WOULD BRING THEM BACK TO THE PROBE SELF TEST. SAME THING WOULD HAPPEN. THEY NEVER GOT TO THE FIRST CHECK MARK. THE ACCOUNT SWITCHED OUT THE PROBE AND TRIED AGAIN WITH THE SAME ALERT APPEARING ON THE SCREEN. AFTER SEVERAL MORE ATTEMPTS THEY ABORTED THE PROCEDURE. ONCE THE SYRINGE WAS UNLOCKED FROM THE TOP OF THE MARA CONSOLE THEY NOTICED SALINE AT THE VERY BOTTOM. THE MA DRIED IT UP WITH GAUZE. I WENT TO THE ACCOUNT AND CHECKED TO SEE IF EITHER PROBE WAS LEAKING FROM THE BOTTOM OF THE SYRINGE. BOTH SEEMED TO BE SECURE. I OPENED ONE OF MY DEMO PROBES TO ENSURE THE CONSOLE WAS NOT DAMAGED. I WAS ABLE TO RUN THROUGH THE PROBE SELF TEST WITHOUT ANY ISSUES. I DID RECEIVE AN ALERT 101. I HIT CLEAR AND I WAS ABLE TO PROCEED THROUGH THE INTEGRITY AND PATENCY TESTS WITH OUT ISSUE. MARA CONSOLE SEEMS TO BE WORKING OK AFTER THE UNSUCCESSFUL PROCEDURE. I WILL RETURN TO THE ACCOUNT NEXT WEEK WITH THE PROPER TOOLS SO THAT I CAN TAKE THE LOGS OFF OF THE CONSOLE. AS I WAS RUNNING THROUGH THE TESTS WITH MY DEMO PROBE. I ASKED THE MA IF ANYTHING ELSE HAPPENED DURING THE PROCEDURE. HE MENTIONED THAT THERE WAS NO SALINE FLOWING THROUGH THE TUBING AND THE SYRINGE WAS NOT FILLING UP SO THE NURSE GENTLY SQUEEZED THE SALINE BAG AND IT DID START FILLING AFTER. PATIENT IS FINE. THE PROCEDURE COULD NOT BE COMPLETED. THE PATIENT WAS UNDER ANESTHESIA. THE PROBES NEVER MADE IT INTO THE PATIENT. (B)(4).
RELATED COMPLAINT TO E-COMPLAINT-(B)(4). INCIDENT DETAILS SURROUNDING EVENT ACCOUNT SAID THAT THEY SET UP FOR THE PROCEDURE AND ONCE THEY GOT TO THE PROBE SELF TEST ALERT 176 CAME UP ON THE SCREEN. THEY NEVER GOT TO THE FIRST CHECK MARK ON THE PROBE SELF TEST. THEY MADE SURE THE PROBE WAS SECURE IN THE CARTRIDGE. DR. MAZLIN SAID THAT SALINE WAS GOING INTO THE PROBE COVER AND BEGAN LEAKING OUT. AFTER THEY HIT CLEAR ON THE ALERT IT WOULD BRING THEM BACK TO THE PROBE SELF TEST. SAME THING WOULD HAPPEN. THEY NEVER GOT TO THE FIRST CHECK MARK. THE ACCOUNT SWITCHED OUT THE PROBE AND TRIED AGAIN WITH THE SAME ALERT APPEARING ON THE SCREEN. AFTER SEVERAL MORE ATTEMPTS THEY ABORTED THE PROCEDURE. ONCE THE SYRINGE WAS UNLOCKED FROM THE TOP OF THE MARA CONSOLE THEY NOTICED SALINE AT THE VERY BOTTOM. THE MA DRIED IT UP WITH GAUZE. I WENT TO THE ACCOUNT AND CHECKED TO SEE IF EITHER PROBE WAS LEAKING FROM THE BOTTOM OF THE SYRINGE. BOTH SEEMED TO BE SECURE. I OPENED ONE OF MY DEMO PROBES TO ENSURE THE CONSOLE WAS NOT DAMAGED. I WAS ABLE TO RUN THROUGH THE PROBE SELF TEST WITHOUT ANY ISSUES. I DID RECEIVE AN ALERT 101. I HIT CLEAR AND I WAS ABLE TO PROCEED THROUGH THE INTEGRITY AND PATENCY TESTS WITH OUT ISSUE. MARA CONSOLE SEEMS TO BE WORKING OK AFTER THE UNSUCCESSFUL PROCEDURE. I WILL RETURN TO THE ACCOUNT NEXT WEEK WITH THE PROPER TOOLS SO THAT I CAN TAKE THE LOGS OFF OF THE CONSOLE. AS I WAS RUNNING THROUGH THE TESTS WITH MY DEMO PROBE. I ASKED THE MA IF ANYTHING ELSE HAPPENED DURING THE PROCEDURE. HE MENTIONED THAT THERE WAS NO SALINE FLOWING THROUGH THE TUBING AND THE SYRINGE WAS NOT FILLING UP SO THE NURSE GENTLY SQUEEZED THE SALINE BAG AND IT DID START FILLING AFTER. PATIENT IS FINE. THE PROCEDURE COULD NOT BE COMPLETED. THE PATIENT WAS UNDER ANESTHESIA.THE PROBES NEVER MADE IT INTO THE PATIENT. MARA PROBE DDK-16-050 E-COMPLAINT (B)(4)..
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 2898592 | MARA PROBE | MARA PROBE | MNB | COOPERSURGICAL, INC. | DDK-16-050 | N/A |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | Unknown | Other |