MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION ENDOTAK RELIANCE G; IMPLANTABLE LEAD

Model Number	0184
Medical Device Problem Code	High impedance (1291)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/19/2023
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that this right ventricular (rv) lead exhibited out of range shock impedance.Boston scientific representative had concerned about the 21hr daily lead measurement and 24hr device clock measurements, as no out of range measurements were noted.It is recommended to have patient perform patient initiative interrogation (pii).This rv lead remains in service.No adverse patient effects were reported.Additional information received indicated that the out of range shock impedance was greater than 200 ohms.There was an increase in from 40-50 ohms.The lead was dual coiled and programmed traid.Patient will be brought in the clinic to perform additional testing.No adverse effects were reported.

• Brand Name: ENDOTAK RELIANCE G
• Common Device Name: IMPLANTABLE LEAD
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 4100 hamline avenue north; saint paul MN 55112
• Manufacturer (Section G): CPI - DEL CARIBE; guidant puerto rico b. v.; #12, rd. #698; dorado PR 00646
• Manufacturer Contact: timothy degroot ; 4100 hamline avenue north; saint paul, MN 55112 ; 6515826168
• MDR Report Key: 16900087
• Report Number: 2124215-2023-22851
• Device Sequence Number: 5458932
• Product Code: LWS
• UDI-Device Identifier: 00802526531187
• UDI-Public: 00802526531187
• Combination Product (Y/N): Y
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: P910073/S043
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2007
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 05/09/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Lay User/Patient
• Device Expiration Date: 10/02/2008
• Device Model Number: 0184
• Device Catalogue Number: 0184
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 04/24/2023
• Initial Report FDA Received Date: 05/09/2023
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 10/02/2006
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Age: 69 YR
• Patient Sex: Male