FDA Adverse Event Injury Summary report: N

ONBOARD IMAGER

MDR report key: 3372894 · Received September 19, 2013

Report

Report Number
2916710-2013-00019
Event Type
Injury
Date Received
September 19, 2013
Date of Event
August 5, 2013
Report Date
August 6, 2013
Manufacturer
VARIAN MEDICAL SYSTEMS, INC.
Product Code
IYE
PMA / PMN Number
K040192
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
NC, US
Reporter Occupation
PHYSICIST

Narratives

Additional Manufacturer Narrative · 1

FROM THE DATA REVIEWED, THERE IS EVIDENCE THAT THE ISOCENTER OF THE TREATMENT FIELD AND THE ISOCENTER OF THE MATCH RESULTS ARE DIFFERENT AS THE COUCH DELTA FROM THE OBI MATCH RESULTS HAVE BEEN SAVED TO THE DATABASE BUT NOT APPLIED TO THE COUCH BY THE USER. THERE MADE THE CHOICE TO NOT APPLY THE SHIFTS THEY MANUALLY MADE WHEN REVIEWING THE IMAGE. THERE WAS NO INDICATION OF A TECHNICAL FAILURE WHEN OBSERVING THE OFFLINE REVIEW PROGRAM FUNCTIONALITY OR THE DATA SET IN THE ARIA DATABASE. THE SYSTEM WORKS AS SPECIFIED. THE FACILITY HAS REVIEWED THEIR PROCESS AND PLACED A NEW PROCESS IN EFFECT TO AVOID THIS FROM HAPPENING IN THE FUTURE. AS A RESULT OF THE ABOVE, VARIAN ATTRIBUTES THIS EVENT TO USE ERROR. THIS REPORT HAS BEEN SUBMITTED AS AN ADVERSE EVENT AS THE IMAGE AND COUCH VALUES DOCUMENTED RAISE THE POSSIBILITY THAT THE PT RECEIVED AT LEAST ONE FRACTION OF TREATMENT WITH THE COUCH IMPROPERLY POSITIONED. HOWEVER, VARIAN'S MEDICAL PROFESSIONAL CANNOT DETERMINE WHETHER SERIOUS INJURY OCCURRED IN THE ABSENCE OF REQUESTED PT INFO FROM THE SITE. VARIAN DOES NOT ANTICIPATE FURTHER F/U TO THIS REPORT. (B)(4).

Description of Event or Problem · 1

THERAPIST SET UP THE PT IN THE ROOM. PT WAS IMAGED USING CBCT. AUTOMATCH OR MANUAL MATCH PERFORMED. SAVE MATCH WAS SELECTED AND THEN CANCEL. SHIFTS WERE NOT APPLIED TO THE PT. ACTUAL POSITION VALUES WERE ACQUIRED AT SOME POINT DURING THE PROCESS. THE MISMATCH WAS DISCOVERED BY A PHYSICIAN DURING OFFLINE REVIEW. THE CUSTOMER STATES THAT THERE IS AN ISSUE WITH THE ONLINE MATCH PROCESS AND DOCUMENTATION PROVIDED SUGGESTED THAT THERE MAY HAVE BEEN AN INJURY. HOWEVER, ACCORDING TO VARIAN'S MEDICAL REVIEW, BECAUSE THE SITE IS NOT WILLING TO PROVIDE ADD'L INFO NEEDED TO MAKE AN ASSESSMENT INCLUDING WHERE THE PT WAS TREATED, THE DIAGNOSIS, THE PLANNED WHERE THE PT WAS TREATED, THE DIAGNOSIS, THE PLANNED DOSE DELIVERED, THE ACTUAL DOSE DELIVERED AND ANY CORRECTIVE ACTIONS TAKEN, THERE IS INSUFFICIENT INFO UPON WHICH TO RENDER A MEDICAL PROFESSIONAL ASSESSMENT WHETHER THIS EVENT MAY HAVE CAUSED OR CONTRIBUTED TO SERIOUS INJURY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
472524 ONBOARD IMAGER ACCELERATOR, LINEAR, MEDICAL IYE VARIAN MEDICAL SYSTEMS, INC. H08

Patients

Seq Age Sex Outcome Treatment
1 Other