MAUDE Adverse Event Report: SI-BONE, INC. IFUSE IMPLANT SYSTEM; ORTHOPEDIC ROD

Model Number	7055-90
Medical Device Problem Code	Malposition of Device (2616)
Health Effect - Clinical Code	Undesired Nerve Stimulation (1980)
Date of Event	02/08/2018
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Based on the information provided, review of the surgical technique manual, ifu, certificates of conformance and fmea, there is no indication of device failure and no indication that the device was out of specification.The most probable root cause is improper implant size selection.
Event or Problem Description
The patient had bilateral si joint arthrodesis in (b)(6) 2015 where three implants were placed on each side.The patient reported leg pain complaints to the surgeon after the initial procedure.The patient later presented to a different surgeon who determined that most superior positioned left side implant had breached the neuroforamen.In (b)(6) 2018, the surgeon performed a revision procedure where he removed the implant using chisels as it was solidly fixed in bone with heavy bone growth on the implant.He then replaced it with a shorter ifuse implant.The patient's pain symptoms resolved following the revision procedure.

• Brand Name: IFUSE IMPLANT SYSTEM
• Common Device Name: ORTHOPEDIC ROD
• Manufacturer (Section D): SI-BONE, INC.; 3055 olin avenue; suite 2200; san jose CA 95128 2066
• MDR Report Key: 7306669
• Report Number: 3007700286-2018-00018
• Device Sequence Number: 2300384
• Product Code: OUR
• UDI-Device Identifier: 00859256003316
• UDI-Public: 00859256003316
• Combination Product (Y/N): N
• Initial Reporter State: CA
• Initial Reporter Country: US
• PMA/510(K) Number: K080398
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2015
• Device Explanted Year: 2018
• Reporter Type: Manufacturer
• Report Source: company representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 02/26/2018

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Health Professional
• Device Expiration Date: 03/20/2020
• Device Model Number: 7055-90
• Device Lot Number: 373334
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/08/2018
• Initial Report FDA Received Date: 03/01/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 69 YR