FDA Adverse Event Malfunction Summary report: N

DEXTRUS 4136

MDR report key: 2822078 · Received October 9, 2012

Report

Report Number
1028232-2012-02446
Event Type
Malfunction
Date Received
October 9, 2012
Date of Event
August 23, 2012
Report Date
September 20, 2012
Manufacturer
BIOTRONIK SE & CO. KG
Product Code
NVZ
PMA / PMN Number
P950037
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GM
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

THE PERFORMANCE OF THE LEAD UNDER COMPLAINT WAS SCRUTINIZED. THE ANALYSIS OF THE LEAD DEMONSTRATED MULTIPLE SIGNS OF ABRASION. FURTHER ANALYSIS INDICATED A DAMAGED ISOLATION AT THE DISTAL PART OF THE LEAD. DURING THE ELECTRICAL INSPECTION A SHORT CIRCUIT BETWEEN THE INNER AND OUTER COIL WAS DETECTED. BASED ON THE CHARACTERISTICS AS WELL AS THE LOCATION OF THE DAMAGE, IT IS REASONABLE TO ASSUME THAT THE LEAD HAD BEEN SUBJECT TO EXCESSIVE MECHANICAL FORCES AS THE RESULT OF MECHANICAL INTERACTION BETWEEN THE LEAD BODY AND THE TRICUSPID VALVE. FURTHERMORE DEFORMATIONS OF THE INNER COIL CLOSE TO THE IS-1 CONNECTOR PIN AS WELL AS CUTTINGS IN THE ISOLATION WERE DETECTED. THOSE DAMAGES OCCURRED MOST LIKELY DURING THE EXPLANTATION PROCEDURE. THE ANALYSIS DID NOT REVEAL ANY SIGN OF A MATERIAL OR MANUFACTURING PROBLEM.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS RIGHT VENTRICULAR (RV) LEAD EXHIBITED NOISE, THE PATIENT EXPERIENCED A JUMPING SENSATION WHEN THE RV LEAD PACED. THE LEAD WAS SUCCESSFULLY EXPLANTED AND A NEW LEAD IMPLANTED. THERE WERE NO ADVERSE PATIENT EFFECTS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 DEXTRUS 4136 PACER LEAD NVZ BIOTRONIK SE & CO. KG 358754

Patients

Seq Age Sex Outcome Treatment
1 UNK Hospitalization