HEARTMATE II LEFT VENTRICULAR ASSIST DEVICE
Report
- Report Number
- 2916596-2015-01515
- Event Type
- Death
- Date Received
- August 19, 2015
- Date of Event
- July 21, 2015
- Report Date
- July 21, 2015
- Manufacturer
- THORATEC CORPORATION
- Product Code
- DSQ
- Adverse Event
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- SC, US
- Reporter Occupation
- HEALTH PROFESSIONAL
Narratives
(B)(4): THE PUMP REMAINS IN THE PATIENT; THE DRIVELINE WAS NOT RETURNED FOR EVALUATION. THE REPORTED DRIVELINE DISCONNECTS, LOW SPEED OPERATIONS, AND MOTOR STOPS WERE CONFIRMED PER THE EVALUATION OF THE SUBMITTED LOG FILES. A REVIEW OF THE DEVICE HISTORY RECORDS REVEALED THE DEVICE MET APPLICABLE SPECIFICATIONS. NO FURTHER INFORMATION WAS PROVIDED. THE MANUFACTURER IS CLOSING THE FILE ON THIS EVENT.
NO FURTHER INFORMATION WAS PROVIDED. THE MANUFACTURER IS CLOSING THE FILE ON THIS EVENT.
THE PATIENT WAS IMPLANTED WITH A LEFT VENTRICULAR ASSIST DEVICE. IT WAS REPORTED THAT THE PATIENT PRESENTED WITH DRIVELINE DAMAGE AND THE PUMP WAS OFF. THE PATIENT REPORTEDLY HAD SLAMMED THE DRIVELINE IN A DOORWAY AND WIRES APPEARED TO BE DAMAGED UNDER THE SILASTIC AND BIONATE JACKET. THE PATIENT RECEIVED A VISUAL AND AUDIBLE "REPLACE CONTROLLER" ALARM ON THE SYSTEM CONTROLLER. A REVIEW OF THE LOG FILE DATA NOTED MULTIPLE PUMP STOPPAGES AND DRIVELINE DISCONNECTS THAT APPEARED TO HAVE OCCURRED ON BOTH POWER MODULE AND BATTERY POWER. THE DRIVELINE HAD BEEN DISCONNECTED (PUMP OFF) FOR APPROXIMATELY 3.5 HOURS. IT WAS REPORTED THAT THE PATIENT IS INELIGIBLE FOR BOTH TRANSPLANT AND DEVICE EXCHANGE DUE TO NON-COMPLIANCE. THE PATIENT WAS DOING OKAY CLINICALLY AND THE BLOOD PRESSURE WAS WITHIN NORMAL LIMITS. THE PHYSICIAN PRESENTED TWO OPTIONS TO THE PATIENT: 1) SEE HOW THE PATIENT FARES WITHOUT THE PUMP ON, OR 2) RISK TURNING THE PUMP BACK ON VIA SYSTEM CONTROLLER EXCHANGE AFTER IT HAD BEEN OFF FOR SEVERAL HOURS. THE PATIENT ELECTED TO NOT HAVE ANYTHING DONE. THE DRIVELINE WAS CUT AT THE EXIT SITE AND THE PATIENT WAS DISCHARGED HOME.
ADDITIONAL INFORMATION: IT WAS REPORTED THAT THE PATIENT EXPIRED ON (B)(6) 2015 DUE TO DRIVELINE FRACTURE. FURTHER INFORMATION WAS PROVIDED: THE EVENING OF (B)(6) 2015, THE PATIENT WAS WALKING TO THE STORE AND THE DRIVELINE BECAME CAUGHT IN A DOORWAY AND THE DOOR SLAMMED ONTO HIS DRIVELINE RESULTING IN LVAD ALARMS. IT WAS REPORTED THAT AT 7:07 PM, THE PUMP STOPPED AND SOUNDED WITH DRIVELINE DISCONNECTED ALARMS. THE PATIENT REPORTED CHEST PAIN WITHOUT DYSPNEA. THERE WERE NO FOCAL NEURO DEFICITS. THE PATIENT PRESENTED TO AN OUTSIDE HOSPITAL AND WAS THEN TRANSFERRED TO THE IMPLANTING CENTER FOR FURTHER EVALUATION AND MANAGEMENT. THE HOSPITAL STAFF INITIATED HEPARIN AND DOBUTAMINE DRIPS. THE PHYSICIAN DISCUSSED WITH THE PATIENT THE SUSPICION THAT THE PUMP HAD STOPPED DUE TO DRIVELINE FRACTURE. AT THE TIME, A SYSTEM CONTROLLER FAILURE COULD NOT BE EXCLUDED. THE HOSPITAL STAFF WARNED THAT BY SWITCHING OUT THE SYSTEM CONTROLLER AFTER 4 HOURS OF PUMP STOPPAGE THERE WAS RISK OF A POTENTIAL EMBOLIC STROKE. THE PHYSICIAN EXPLAINED TO THE PATIENT THAT HE COULD HAVE A STROKE AND GAVE THE OPTION OF LEAVING THE PUMP OFF. THE PATIENT OPTED TO LEAVE THE PUMP OFF AND IT WAS NEVER RESTARTED. THE LOG FILE WAS REVIEWED AND CONFIRMED THAT THE DRIVELINE WAS FRACTURED AND NOT SUPPLYING POWER TO THE LVAD. THE PATIENT WAS SENT HOME WITH HOSPICE AS HE WAS NOT A CANDIDATE FOR A PUMP EXCHANGE. THE PATIENT EXPIRED ON (B)(6) 2015. THE PUMP WAS NOT EXPLANTED.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 547848 | HEARTMATE II LEFT VENTRICULAR ASSIST DEVICE | LEFT VENTRICULAR ASSIST DEVICE | DSQ | THORATEC CORPORATION |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 56 YR | Death| R |