FDA Adverse Event Malfunction Summary report: N

HEARTWARE VENTRICULAR ASSIST SYSTEM - CONTROLLER 2.0

MDR report key: 7304818 · Received February 28, 2018

Report

Report Number
3007042319-2018-00877
Event Type
Malfunction
Date Received
February 28, 2018
Date of Event
February 6, 2018
Report Date
November 14, 2018
Manufacturer
HEARTWARE, INC.
Product Code
DSQ
PMA / PMN Number
P100047
Removal / Correction Number
Z-1903-2018
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GM
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 0

PRODUCT EVENT SUMMARY: THE RETURNED CONTROLLER PASSED FUNCTIONAL TESTING AND FAILED VISUAL INSPECTION. THE REPORTED EVENT WAS CONFIRMED. INVESTIGATION IS ONGOING. ADDITIONAL PRODUCTS: BATTERY BAT360115 H3: YES H6 FDA METHOD CODE(S): 10, 4112 H6 FDA RESULTS CODE(S): 3213 H6 FDA CONCLUSION CODE(S): 4307 PRODUCT EVENT SUMMARY: THE RETURNED BATTERY PASSED VISUAL INSPECTION AND FUNCTIONAL TESTING. THE REPORTED EVENT WAS CONFIRMED. INVESTIGATION IS ONGOING. BATTERY BAT360195 H3: YES H6 FDA METHOD CODE(S): 10, 4112 H6 FDA RESULTS CODE(S): 3213 H6 FDA CONCLUSION CODE(S): 12, 4307 PRODUCT EVENT SUMMARY: THE RETURNED BATTERY PASSED VISUAL INSPECTION AND FUNCTIONAL TESTING. THE REPORTED EVENT WAS CONFIRMED. INVESTIGATION IS ONGOING. BATTERY BAT360129 H3: YES H6 FDA METHOD CODE(S): 10, 4112 H6 FDA RESULTS CODE(S): 3213 H6 FDA CONCLUSION CODE(S): 12 PRODUCT EVENT SUMMARY: THE RETURNED BATTERY PASSED VISUAL INSPECTION AND FUNCTIONAL TESTING. THE REPORTED EVENT WAS CONFIRMED. INVESTIGATION IS ONGOING. BATTERY BAT360134 H3: YES H6 FDA METHOD CODE(S): 10, 4112 H6 FDA RESULTS CODE(S): 3213 H6 FDA CONCLUSION CODE(S): 12 PRODUCT EVENT SUMMARY: THE RETURNED BATTERY PASSED VISUAL INSPECTION AND FUNCTIONAL TESTING. THE REPORTED EVENT WAS CONFIRMED. INVESTIGATION IS ONGOING. BATTERY BAT360151 H3: YES H6 FDA METHOD CODE(S): 10, 4112 H6 FDA RESULTS CODE(S): 120, 3213 H6 FDA CONCLUSION CODE(S): 12 PRODUCT EVENT SUMMARY: THE RETURNED BATTERY PASSED VISUAL INSPECTION AND FAILED FUNCTIONAL TESTING. THE REPORTED EVENT WAS CONFIRMED. INVESTIGATION IS ONGOING. BATTERY BAT360419 H3: YES H6 FDA METHOD CODE(S): 10, 4112 H6 FDA RESULTS CODE(S): 213 H6 FDA CONCLUSION CODE(S): 67 PRODUCT EVENT SUMMARY: THE RETURNED BATTERY PASSED VISUAL INSPECTION AND FUNCTIONAL TESTING. THE REPORTED EVENT WAS NOT CONFIRMED. INVESTIGATION IS ONGOING. MEDTRONIC, INC. (MEDTRONIC) IS SUBMITTING THIS REPORT TO COMPLY WITH 21 C.F.R. PART 803, THE MEDICAL DEVICE REPORTING REGULATION. THIS REPORT IS BASED UPON INFORMATION OBTAINED BY MEDTRONIC, WHICH THE COMPANY MAY NOT HAVE BEEN ABLE TO FULLY INVESTIGATE OR VERIFY PRIOR TO THE DATE THE REPORT WAS REQUIRED BY THE FDA. MEDTRONIC HAS MADE REASONABLE EFFORTS TO OBTAIN MORE COMPLETE INFORMATION IN THE TIME ALLOTTED AND HAS PROVIDED AS MUCH INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC OR ITS EMPLOYEES CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. IN PARTICULAR, THIS REPORT DOES NOT CONSTITUTE AN ADMISSION BY ANYONE THAT THE PRODUCT DESCRIBED IN THIS REPORT HAS ANY "DEFECTS" OR HAS "MALFUNCTIONED". THESE WORDS ARE INCLUDED IN THE FDA 3500A FORM AND ARE FIXED ITEMS FOR SELECTION CREATED BY THE FDA, TO CATEGORIZE THE TYPE OF EVENT SOLELY FOR THE PURPOSE OF REPORTING PURSUANT TO PART 803. MEDTRONIC OBJECTS TO THE USE OF THESE WORDS AND OTHERS LIKE IT BECAUSE OF THE LACK OF DEFINITION AND THE CONNOTATIONS IMPLIED BY THESE TERMS. THIS STATEMENT SHOULD BE INCLUDED WITH ANY INFORMATION OR REPORT DISCLOSED TO THE PUBLIC UNDER THE FREEDOM OF INFORMATION ACT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. A GOOD FAITH EFFORT WILL BE MADE TO OBTAIN THE APPLICABLE INFORMATION RELEVANT TO THE REPORT. IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.

Additional Manufacturer Narrative · 0

PRODUCT EVENT SUMMARY: THE CONTROLLER (CON304232) AND SIX BATTERIES (BAT360115, BAT360195, BAT360129, BAT360134, BAT360151, BAT360419) WERE RETURNED FOR EVALUATION. VARIOUS ANALYSES WERE CONDUCTED AND REVIEWED IN ORDER TO EVALUATE THE PERFORMANCE OF THE DEVICES IN RELATION TO THE REPORTED EVENT. FAILURE ANALYSIS OF THE RETURNED BATTERIES REVEALED THAT THE DEVICES PASSED VISUAL EXAMINATION AND FUNCTIONAL TESTING. FAILURE ANALYSIS OF THE RETURNED CONTROLLER REVEALED THAT THE DEVICE PASSED FUNCTIONAL TESTING; A VISUAL INSPECTION UNDER 10X MAGNIFICATION REVEALED HAIRLINE CRACKS AROUND POWER PORT TWO (2). AN INTERNAL INSPECTION DID NOT REVEAL EVIDENCE OF FLUID INGRESS. THE OBSERVED HAIRLINE CRACKS ARE NOT RELATED TO THE REPORTED EVENT. BASED ON AN INVESTIGATION, THE ROOT CAUSE OF THE HAIRLINE CRACKS WAS DETERMINED TO BE DUE TO CHEMICAL ADDITIVES APPLIED TO THE POWER PORT GASKETS DURING THE MANUFACTURING PROCESS. THE CHEMICAL ADDITIVES CONTRIBUTED TO ENVIRONMENTAL STRESS CRACKING. LOG FILE ANALYSIS REVEALED THAT THE CONTROLLER, CON304232, CONTAINED A FEATURE THAT RECORDS WHETHER A POWER SOURCE EXPERIENCED A COMMUNICATION ERROR OR A DISCONNECTION WITHIN EACH 15 MINUTE INTERVAL. ANALYSIS OF THE DATA LOG FILES REVEALED SEVERAL PREMATURE POWER SWITCHING EVENTS THAT WERE DUE TO COMMUNICATION ERRORS INVOLVING BAT360115 AND BAT360195 AND SEVERAL PREMATURE POWER SWITCHING EVENTS DUE TO MOMENTARY DISCONNECTIONS INVOLVING BAT360195, BAT360129, BAT360134, AND BAT360151. AS A RESULT, THE REPORTED EVENT WAS CONFIRMED. THE MOST LIKELY ROOT CAUSE OF THE REPORTED EVENT CAN BE ATTRIBUTED TO MOMENTARY DISCONNECTIONS AND COMMUNICATION ERRORS BETWEEN THE CONTROLLER AND BATTERIES. MEDTRONIC, INC. (MEDTRONIC) IS SUBMITTING THIS REPORT TO COMPLY WITH 21 C.F.R. PART 803, THE MEDICAL DEVICE REPORTING REGULATION. THIS REPORT IS BASED UPON INFORMATION OBTAINED BY MEDTRONIC, WHICH THE COMPANY MAY NOT HAVE BEEN ABLE TO FULLY INVESTIGATE OR VERIFY PRIOR TO THE DATE THE REPORT WAS REQUIRED BY THE FDA. MEDTRONIC HAS MADE REASONABLE EFFORTS TO OBTAIN MORE COMPLETE INFORMATION IN THE TIME ALLOTTED AND HAS PROVIDED AS MUCH INFORMATION AS IS AVAILABLE TO THE COMPANY AS OF THE SUBMISSION DATE THIS REPORT. THIS REPORT DOES NOT CONSTITUTE AN ADMISSION OR A CONCLUSION BY FDA, MEDTRONIC, OR ITS EMPLOYEES THAT THE DEVICE, MEDTRONIC OR ITS EMPLOYEES CAUSED OR CONTRIBUTED TO THE EVENT DESCRIBED IN THE REPORT. IN PARTICULAR, THIS REPORT DOES NOT CONSTITUTE AN ADMISSION BY ANYONE THAT THE PRODUCT DESCRIBED IN THIS REPORT HAS ANY "DEFECTS" OR HAS "MALFUNCTIONED". THESE WORDS ARE INCLUDED IN THE FDA 3500A FORM AND ARE FIXED ITEMS FOR SELECTION CREATED BY THE FDA, TO CATEGORIZE THE TYPE OF EVENT SOLELY FOR THE PURPOSE OF REPORTING PURSUANT TO PART 803. MEDTRONIC OBJECTS TO THE USE OF THESE WORDS AND OTHERS LIKE IT BECAUSE OF THE LACK OF DEFINITION AND THE CONNOTATIONS IMPLIED BY THESE TERMS. THIS STATEMENT SHOULD BE INCLUDED WITH ANY INFORMATION OR REPORT DISCLOSED TO THE PUBLIC UNDER THE FREEDOM OF INFORMATION ACT. ANY REQUIRED FIELDS THAT ARE UNPOPULATED ARE BLANK BECAUSE THE INFORMATION IS CURRENTLY UNKNOWN OR UNAVAILABLE. A GOOD FAITH EFFORT WILL BE MADE TO OBTAIN THE APPLICABLE INFORMATION RELEVANT TO THE REPORT. IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.

Additional Manufacturer Narrative · 1

THIS DEVICE IS USED FOR TREATMENT NOT DIAGNOSIS. THE VENTRICULAR ASSIST SYSTEM IS INDICATED FOR USE AS A BRIDGE TO CARDIAC TRANSPLANTATION AND DESTINATION THERAPY IN PATIENTS WHO ARE AT RISK OF DEATH FROM REFRACTORY END-STAGE LEFT VENTRICULAR HEART FAILURE. THE SYSTEM IS DESIGNED FOR IN-HOSPITAL AND OUT-OF-HOSPITAL SETTINGS. OTHER DEVICES INVOLVED IN THIS EVENT: HEARTWARE VENTRICULAR ASSIST SYSTEM - BATTERY / (B)(4)/ MODEL #: 1650DE / EXPIRATION DATE: 2017-10-31, RETURN DATE: (B)(6) 2018, DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN MFG DATE: 2016-10-31 (B)(4). HEARTWARE VENTRICULAR ASSIST SYSTEM - BATTERY / (B)(4)/ MODEL #: 1650DE / EXPIRATION DATE: 2017-10-31, RETURN DATE: (B)(6) 2018, DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN MFG DATE: 2016-10-31 (B)(4). HEARTWARE VENTRICULAR ASSIST SYSTEM - BATTERY/ (B)(4)/ MODEL #: 1650DE / EXPIRATION DATE: 2017-10-31, RETURN DATE: (B)(6) 2018, DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN MFG DATE: 2016-10-31 (B)(4). HEARTWARE VENTRICULAR ASSIST SYSTEM - BATTERY / (B)(4)/ MODEL #: 1650DE / EXPIRATION DATE: 2017-10-31, RETURN DATE: (B)(6) 2018, DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN MFG DATE: 2016-10-31 (B)(4). HEARTWARE VENTRICULAR ASSIST SYSTEM - BATTERY / (B)(4)/ MODEL #: 1650DE / EXPIRATION DATE: 2017-10-31, RETURN DATE: (B)(6) 2018, DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN MFG DATE: 2016-10-31 (B)(4). HEARTWARE VENTRICULAR ASSIST SYSTEM - BATTERY/ (B)(4)/ MODEL #: 1650DE / EXPIRATION DATE: 2017-10-31, RETURN DATE: (B)(6) 2018, DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN MFG DATE: 2016-10-31 (B)(4). IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.

Additional Manufacturer Narrative · 1

IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE CONTROLLER WAS POWER SWITCHING BEFORE THE BATTERIES HAD DEPLETED TO LESS THAN TWENTY-FIVE PERCENT CHARGE CAPACITY. THE CONTROLLER AND ASSOCIATED BATTERIES WILL BE EXCHANGED. NO PATIENT COMPLICATIONS HAVE BEEN REPORTED AS A RESULT OF THIS EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
145858 HEARTWARE VENTRICULAR ASSIST SYSTEM - CONTROLLER 2.0 VENTRICULAR (ASSISST) BYPASS DSQ HEARTWARE, INC. 1420

Patients

Seq Age Sex Outcome Treatment
1 57 YR MCS UNKNOWN VAD