FDA Adverse Event Injury Summary report: N

TELIGEN

MDR report key: 3904278 · Received July 1, 2014

Report

Report Number
2124215-2014-09473
Event Type
Injury
Date Received
July 1, 2014
Date of Event
March 28, 2014
Report Date
May 5, 2014
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWP
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MO
Reporter Occupation
MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE

Narratives

Additional Manufacturer Narrative · 1

(B)(4). UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, THIS ICD WAS THOROUGHLY INSPECTED AND ANALYZED. EXTERNAL VISUAL INSPECTION OF THE DEVICE REVEALED ELECTROCAUTERY MARKS ON THE BACK OF THE DEVICE CASE. REVIEW OF THE DEVICE MEMORY CONFIRMED THAT A LOW VOLTAGE ALERT WAS RECORDED. ALTHOUGH THE DEVICE MEMORY DIAGNOSTICS DEMONSTRATED THAT THE DAILY BATTERY VOLTAGE MEASUREMENTS DISPLAYED AN IRREGULAR PATTERN OF DISCHARGE, THE BATTERY VOLTAGE LEVEL AT EXPLANT WAS SUFFICIENT TO ENSURE THERAPY AVAILABILITY/DELIVERY WHILE THE DEVICE WAS IMPLANTED. THE DEVICE CASE WAS THEN OPENED TO FACILITATE ANALYSIS OF THE INTERNAL COMPONENTS. THE BATTERY WAS SEPARATED FROM THE OTHER DEVICE ELECTRONICS AND THE OVERALL CURRENT DRAW OF THE CIRCUITRY WAS MEASURED. A NORMAL CURRENT DRAIN WAS OBSERVED WITHIN THE CIRCUITRY. COLLECTIVELY, THE PATTERN OF IRREGULAR DAILY BATTERY VOLTAGE MEASUREMENTS IN CONJUNCTION WITH NORMAL POWER LEVELS AND DEVICE HYBRID CURRENT DRAW IS CONSISTENT WITH BEHAVIOR OF DEVICES WHERE A LATENT CURRENT LEAKAGE PATH HAS OCCURRED WITHIN THE BATTERY ITSELF, RESULTING IN A PARTIAL DEPLETION OF THE BATTERY. ANALYSIS CONFIRMED THE FIELD OBSERVATION.

Additional Manufacturer Narrative · 1

(B)(4). THE PRODUCT HAS BEEN RECEIVED FOR ANALYSIS. THIS REPORT WILL BE UPDATED UPON COMPLETION OF ANALYSIS.

Description of Event or Problem · 1

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Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE RECORDED A CODE 1003 INDICATIVE OF BATTERY VOLTAGE TOO LOW FOR THE PROJECTED REMAINING CAPACITY. DISK ANALYSIS SHOWED THE BATTERY APPEARS TO BE DEPLETING MORE QUICKLY THAN EXPECTED. DEVICE REPLACEMENT WAS RECOMMENDED. THIS DEVICE WAS EXPLANTED AND RETURNED FOR ANALYSIS. NO ADDITIONAL ADVERSE PATIENT EFFECTS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
384998 TELIGEN IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWP GUIDANT CRM CLONMEL IRELAND E102

Patients

Seq Age Sex Outcome Treatment
1 63 YR Hospitalization| L| R 0174| T175| E102