FDA Adverse Event Death Summary report: N

PALINDROME

MDR report key: 23849602 · Received December 19, 2025

Report

Report Number
1282497-2025-00662
Event Type
Death
Date Received
December 19, 2025
Date of Event
November 7, 2025
Report Date
May 15, 2026
Manufacturer
COVIDIEN LLC
Product Code
MSD
UDI-DI
10884521157996
PMA / PMN Number
K123196
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
UK
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

ADDITIONAL INFORMATION: B5, G3. MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEE CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Additional Manufacturer Narrative · 0

ADDITIONAL INFORMATION: G3, H3 H3 EVALUATION SUMMARY: MOZARC MEDICAL CONDUCTED AN INVESTIGATION BASED UPON ALL INFORMATION RECEIVED. THE DEVICE WAS NOT RETURNED, BUT A PHOTO WAS AVAILABLE FOR EVALUATION. VISUAL INSPECTION NOTED THAT ONE CATHETER THAT WAS ACTIVELY IN USE AND CONNECTED TO A PATIENT. UPON FIRST INSPECTION, THE VENOUS AND ARTERIAL LUER ADAPTERS OF THE CATHETER WERE SLIGHTLY DISCONNECTED FROM THEIR RESPECTIVE EXTENSION LINES, AS THEY WERE NOT COMPLETELY FLUSH AGAINST THEM. IT WAS REPORTED THAT THE LUER ADAPTER DETACHED FROM THE EXTENSION TUBE. THE REPORTED ISSUE WAS CONFIRMED. THE MOST LIKELY CAUSE COULD NOT BE ESTABLISHED FROM THE INFORMATION AVAILABLE. THE MANUFACTURING RECORDS FOR EACH DEVICE ARE THOROUGHLY REVIEWED PRIOR TO RELEASE TO ENSURE THAT IT MEETS ALL MOZARC MEDICAL QUALITY SPECIFICATIONS. MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEE CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Additional Manufacturer Narrative · 0

ADDITIONAL INFORMATION: B5, G3, H6 MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEE CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Additional Manufacturer Narrative · 0

ADDITIONAL INFORMATION: G3, H3, H6. H3 EVALUATION SUMMARY: MOZARC MEDICAL CONDUCTED AN INVESTIGATION BASED UPON ALL INFORMATION RECEIVED. THE DEVICE WAS NOT RETURNED, BUT A PHOTO WAS AVAILABLE FOR EVALUATION. VISUAL INSPECTION NOTED ONE CATHETER WITH ITS ARTERIAL LUER ADAPTER COMPLETELY SEPARATED FROM ITS EXTENSION LINE. FURTHERMORE, ONE PHOTO SUGGESTS THAT BOTH LUER ADAPTERS WERE SLIGHTLY DISCONNECTED FROM THEIR RESPECTIVE EXTENSION LINES, AS THEY WERE NOT COMPLETELY FLUSH AGAINST THEM. IT WAS REPORTED THAT THE LUER ADAPTER DETACHED FROM THE EXTENSION TUBE. THE REPORTED ISSUE WAS CONFIRMED. THE MOST LIKELY CAUSE COULD NOT BE ESTABLISHED FROM THE INFORMATION AVAILABLE. THE MANUFACTURING RECORDS FOR EACH DEVICE ARE THOROUGHLY REVIEWED PRIOR TO RELEASE TO ENSURE THAT IT MEETS ALL MOZARC MEDICAL QUALITY SPECIFICATIONS. MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEE CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Additional Manufacturer Narrative · 0

MEDTRONIC SUBMITS THIS REPORT TO COMPLY WITH FDA REGULATIONS 21 CFR PARTS 4 AND 803. MEDTRONIC HAS MADE REASONABLE EFFORTS TO PROVIDE AS MUCH RELEVANT INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE OF THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC, OR ITS EMPLOYEE CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. MEDTRONIC WILL SUBMIT A SUPPLEMENTAL REPORT IF ADDITIONAL RELEVANT INFORMATION BECOMES KNOWN.

Description of Event or Problem · 0

ACCORDING TO THE REPORTER, THE EVENT OCCURRED IN OUTPATIENT DIALYSIS UNIT, AFTER THE NURSE HAD FLUSHED THE LUMEN AND WHILST THE LINE WAS CONNECTED TO THE DIALYSIS LINES AND DIALYSIS WAS TAKING PLACE. THE ENTIRE VENOUS LUER END DETACHED FROM THE CATHETER DURING DIALYSIS WHILE THE LINE WAS CONNECTED, AND TREATMENT WAS ONGOING. THE LUER LOCK CONNECTION ITSELF REMAINED SECURE, AND THE LUER END CAME AWAY WITH THE DIALYSIS LINE. THE PRODUCT WAS TESTED/INSPECTED PRIOR TO USE. THE LINE WAS BEING USED IN USUAL WAY AND CONNECTED TO DIALYSIS LINES (NIKKISO). THE CATHETER HAD BEEN IN PLACE FOR APPROXIMATELY 24 MONTHS, HAD NOT BEEN REPAIRED, AND NO UNUSUAL OBSERVED PRIOR TO USE. THE DEVICE WAS FLUSHED AT THE TIME OF USE AND TWICE DURING TREATMENT DUE TO POOR BLOOD FLOW; FLUSHING THE LUMENS DUE TO POOR BLOOD FLOW IMPROVED FLOW TO APPROXIMATELY 180¿200 ML/MIN (MILLILITERS PER MINUTE), ALLOWING DIALYSIS TO CONTINUE. BOTH LUMENS ASPIRATED AND FLUSHED FINE. NO DIFFICULTY HAD BEEN NOTED WITH CONNECTING OR DISCONNECTING BLOOD LINES DURING PRIOR TREATMENTS, AND NO EXCESSIVE FORCE WAS USED. THERE WAS NO OTHER DEVICE USED TO DISCONNECT THE BLOOD LINES FROM THE CATHETER. TEGO CONNECTORS WERE NOT UTILIZED AND THERE WERE NO OTHER PRODUCTS BEING UTILIZED ON THE DAY OF THE EVENT. THERE WAS A LEAK DUE TO LUER LOCK DISCONNECTION. CLEANING AND DISINFECTION WERE PERFORMED USING 2% CHLORHEXIDINE IN 70% ALCOHOL (CHLORAPREP FOR THE EXIT SITE AND HEXIHUB/CLINELL WIPES FOR HUB DISINFECTION). BESIDES THE REPORTED ISSUE, THE WAS NO VISIBLE DEFECTS/DAMAGES FOUND ON THE PRODUCT AT THE TIME OF THE EVENT. UPON HEARING A COUGHING SOUND, NURSING STAFF ATTENDED THE PATIENT AND NOTED SIGNIFICANT BLOOD LOSS AROUND THE PATIENT, THOUGH THE VOLUME WAS NOT MEASURED. RESUSCITATION WAS INITIATED IMMEDIATELY AND CONTINUED BY PARAMEDICS, INCLUDING ADMINISTRATION OF ARREST MEDICATIONS INTRAVENOUSLY; HOWEVER, RESUSCITATION EFFORTS WERE UNSUCCESSFUL. DIALYSIS WAS NOT COMPLETED. THE PATIENT¿S DEATH WAS ASSUMED TO BE DUE TO EITHER SIGNIFICANT BLOOD LOSS OR AIR EMBOLISM, PENDING POST-MORTEM RESULTS. PATIENT DIED SO BLOOD TRANSFUSION WAS NOT REQUIRED. NO COMORBIDITIES WERE IDENTIFIED AS CONTRIBUTING FACTORS, ASIDE FROM PREVIOUSLY POOR LINE FLOW REQUIRING ALTEPLASE LOCKS (FIBRINOLYTIC DRUG) ON (B)(6) 2025.

Description of Event or Problem · 0

ACCORDING TO THE REPORTER, THE EVENT OCCURRED IN OUTPATIENT DIALYSIS UNIT, AFTER THE NURSE HAD FLUSHED THE LUMEN AND WHILST THE LINE WAS CONNECTED TO THE DIALYSIS LINES AND DIALYSIS WAS TAKING PLACE. THE ENTIRE VENOUS LUER END DETACHED FROM THE CATHETER DURING DIALYSIS WHILE THE LINE WAS CONNECTED, AND TREATMENT WAS ONGOING. THE LUER LOCK CONNECTION ITSELF REMAINED SECURE, AND THE LUER END CAME AWAY WITH THE DIALYSIS LINE. THE PRODUCT WAS TESTED/INSPECTED PRIOR TO USE. THE LINE WAS BEING USED IN USUAL WAY AND CONNECTED TO DIALYSIS LINES (NIKKISO). THE CATHETER HAD BEEN IN PLACE FOR APPROXIMATELY 24 MONTHS, HAD NOT BEEN REPAIRED, AND NO UNUSUAL OBSERVED PRIOR TO USE. THE DEVICE WAS FLUSHED AT THE TIME OF USE AND TWICE DURING TREATMENT DUE TO POOR BLOOD FLOW; FLUSHING THE LUMENS DUE TO POOR BLOOD FLOW IMPROVED FLOW TO APPROXIMATELY 180¿200 ML/MIN (MILLILITERS PER MINUTE), ALLOWING DIALYSIS TO CONTINUE. NO DIFFICULTY HAD BEEN NOTED WITH CONNECTING OR DISCONNECTING BLOOD LINES DURING PRIOR TREATMENTS, AND NO EXCESSIVE FORCE WAS USED. THERE WAS NO OTHER DEVICE USED TO DISCONNECT THE BLOOD LINES FROM THE CATHETER. TEGO CONNECTORS WERE NOT UTILIZED. THERE WAS A LEAK DUE TO LUER LOCK DISCONNECTION. CLEANING AND DISINFECTION WERE PERFORMED USING 2% CHLORHEXIDINE IN 70% ALCOHOL (CHLORAPREP FOR THE EXIT SITE AND HEXIHUB/CLINELL WIPES FOR HUB DISINFECTION). BESIDES THE REPORTED ISSUE, THE WAS NO VISIBLE DEFECTS/DAMAGES FOUND ON THE PRODUCT AT THE TIME OF THE EVENT. UPON HEARING A COUGHING SOUND, NURSING STAFF ATTENDED THE PATIENT AND NOTED SIGNIFICANT BLOOD LOSS AROUND THE PATIENT, THOUGH THE VOLUME WAS NOT MEASURED. RESUSCITATION WAS INITIATED IMMEDIATELY AND CONTINUED BY PARAMEDICS, INCLUDING ADMINISTRATION OF ARREST MEDICATIONS INTRAVENOUSLY; HOWEVER, RESUSCITATION EFFORTS WERE UNSUCCESSFUL. DIALYSIS WAS NOT COMPLETED. THE PATIENT¿S DEATH WAS ASSUMED TO BE DUE TO EITHER SIGNIFICANT BLOOD LOSS OR AIR EMBOLISM, PENDING POST-MORTEM RESULTS. PATIENT DIED SO BLOOD TRANSFUSION WAS NOT REQUIRED. NO COMORBIDITIES WERE IDENTIFIED AS CONTRIBUTING FACTORS, ASIDE FROM PREVIOUSLY POOR LINE FLOW REQUIRING ALTEPLASE LOCKS.

Description of Event or Problem · 0

ACCORDING TO THE REPORTER, THE ENTIRE VENOUS LUER END DETACHED FROM THE CATHETER DURING DIALYSIS. THE LUER LOCK CONNECTION REMAINED SECURE, AND THE LUER END CAME AWAY WITH THE DIALYSIS LINE. THE PRODUCT WAS TESTED/INSPECTED PRIOR TO USE. THE NURSES ATTENDED TO THE PATIENT ON HEARING A COUGHING SOUND AND FOUND BLOOD LOSS AROUND THE PATIENT. RESUSCITATION COMMENCED AND CONTINUED BY PARAMEDICS BUT WAS UNSUCCESSFUL.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
255022 PALINDROME CATHETER, HEMODIALYSIS, IMPLANTED MSD COVIDIEN LLC 8888145016P 2232700137 10884521157996

Patients

Seq Age Sex Outcome Treatment
1 51 YR Male Death| O| R