FDA Adverse Event Injury Summary report: N

STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR

MDR report key: 8151356 · Received December 11, 2018

Report

Report Number
3006630150-2018-62185
Event Type
Injury
Date Received
December 11, 2018
Date of Event
January 1, 2017
Report Date
February 13, 2019
Manufacturer
BOSTON SCIENTIFIC NEUROMODULATION
Product Code
MHY
UDI-DI
08714729820765
PMA / PMN Number
P150031
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GM
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 0

THE RETURNED IPG DB-1110C (SERIAL NUMBER: (B)(4)) WAS ANALYZED AND NO ANOMALIES WERE FOUND. ANALYSIS OF THE LEADS DB-2201-30AC (SERIAL NUMBER: (B)(4)) AND DB-2201-30AC (SERIAL NUMBER: (B)(4)) INDICATED THAT THE LEAD BODY WAS CLEANLY CUT AND ON THE PROXIMAL SECTION OF THE LEAD WAS RETURNED. THE DISTAL END OF THE LEAD WAS NOT RETURNED. ELECTRICAL TESTING COULD NOT BE PERFORMED DUE TO THE SEVERE DAMAGE TO THE LEAD BODY. THE CUT DAMAGE TO THE LEAD IS CONSISTENT WITH DAMAGES DONE DURING THE EXPLANT PROCEDURE AND IT IS NOT CONSIDERED A FAILURE. ANALYSIS OF THE CONTACT EXTENSIONS NM-3138-55 (SERIAL NUMBER: (B)(4)) AND NM-3138-55 (SERIAL NUMBER: (B)(4)) INDICATED THAT THE COMPLAINTS OF LOSS OF THERAPY, HIGH IMPEDANCE, AND LEAD DAMAGE HAVE BEEN CONFIRMED. VISUAL INSPECTION REVEALED THAT THE CONNECTOR/DISTAL END OF THE LEAD EXTENSION WAS SEPARATED FROM THE LEAD BODY AND TORN APART. IT APPEARS THAT EXCESSIVE TENSILE FORCE WAS EXERTED ONTO THE LEAD BODY AND CONNECTOR RESULTING IN THE SEPARATION OF THE CONNECTOR FROM THE LEAD BODY. THERE ARE EXPOSED CABLES AND ELECTRICAL TESTING COULD NOT BE PERFORMED DUE TO THE SEVERE DAMAGE TO THE LEAD BODY.

Additional Manufacturer Narrative · 0

ADDITIONAL INFORMATION WAS RECEIVED THAT TWO LEADS WERE ALSO EXPLANTED DURING THE SAME PROCEDURE IN 2017. ADDITIONAL SUSPECT MEDICAL DEVICE COMPONENTS INVOLVED IN THE EVENT: MODEL: DB-2201-30AC SERIAL/LOT: (B)(4) DESCRIPTION: LEAD KIT 30 CM MODEL: DB-2201-30AC SERIAL/LOT: (B)(4) DESCRIPTION: LEAD KIT 30 CM

Description of Event or Problem · 0

A REPORT WAS RECEIVED THAT THE PATIENT EXPERIENCED HIGH IMPEDANCES ON SEVERAL CONTACTS, WHICH RESULTED IN LOSS OF THERAPY. THE PATIENT UNDERWENT AN EXPLANT PROCEDURE. DURING THE EXPLANT PROCEDURE, THE PHYSICIAN NOTICED THERE WAS A LEAD FRACTURE ON THE CONTACT EXTENSION. THE LEAD WAS TORN OUT AND SEPARATED FROM THE CONNECTION HEADER. THE IPG AND TWO CONTACT EXTENSIONS WERE ALSO EXPLANTED.

Description of Event or Problem · 0

A REPORT WAS RECEIVED THAT THE PATIENT EXPERIENCED HIGH IMPEDANCES ON SEVERAL CONTACTS, WHICH RESULTED IN LOSS OF THERAPY. THE PATIENT UNDERWENT AN EXPLANT PROCEDURE. DURING THE EXPLANT PROCEDURE, THE PHYSICIAN NOTICED THERE WAS A LEAD FRACTURE ON THE CONTACT EXTENSION. THE LEAD WAS TORN OUT AND SEPARATED FROM THE CONNECTION HEADER. THE IPG AND TWO CONTACT EXTENSIONS WERE ALSO EXPLANTED.

Additional Manufacturer Narrative · 1

ADDITIONAL SUSPECT MEDICAL DEVICE COMPONENTS INVOLVED IN THE EVENT: MODEL: NM-3138-55, SERIAL/LOT: (B)(4), DESCRIPTION: 55CM 8 CONTACT EXTENSION. MODEL: DB-1110C, SERIAL/LOT: (B)(4), DESCRIPTION: VERCISE IPG.

Description of Event or Problem · 1

A REPORT WAS RECEIVED THAT THE PATIENT EXPERIENCED HIGH IMPEDANCES ON SEVERAL CONTACTS, WHICH RESULTED IN LOSS OF THERAPY. THE PATIENT UNDERWENT AN EXPLANT PROCEDURE. DURING THE EXPLANT PROCEDURE, THE PHYSICIAN NOTICED THERE WAS A LEAD FRACTURE ON THE CONTACT EXTENSION. THE LEAD WAS TORN OUT AND SEPARATED FROM THE CONNECTION HEADER. THE IPG AND TWO CONTACT EXTENSIONS WERE ALSO EXPLANTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
992234 STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR MHY BOSTON SCIENTIFIC NEUROMODULATION NM-3138-55 16554699 08714729820765

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention