FDA Adverse Event Malfunction Summary report: N

ECLIPSE

MDR report key: 499404 · Received November 19, 2003

Report

Report Number
MW1030288
Event Type
Malfunction
Date Received
November 19, 2003
Date of Event
October 31, 2003
Report Date
November 19, 2003
Manufacturer
VARIAN MEDICAL SYSTEMS
Product Code
IYE
Product Problem
Yes
Report Source
Voluntary report
Reporter Location
GA, US
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL

Narratives

Description of Event or Problem · 1

VARIAN MEDICAL SYSTEMS TREATMENT PLANNING SYSTEM HAS A SOFTWARE DEFECT WHICH RESULTED IN A DYNAMIC MULTILEAF COLLIMATOR TO BE DROPPED FROM THE TREATMENT FIELDS WHEN MOVED FROM PLANNING TO RECORD & VERIFY DATABASE SYSTEM. RESULT IN A HIGHER DOSE PER FRACTION THAN INTENDED FOR SIX FRACTIONS. HUMAN OVERSIGHT CAUGHT THE PRBLEM AND PT TREATMENTS WERE CORRECTED AND ADJUSTED TO BRING BIOLOGICAL EQUIVALENT DOSE TO AN EFFECTIVE TUMOR CONTROL DOSE. CLINICAL OUTCOME IS EQUIVALENT TO SIMILAR TYPES OF TREATMENTS SINCE IT WAS CAUGHT EARLY IN TREATMENT CYCLE. PT DID NOT SUFFER ANY SERIOUS INJURY AS A RESULT OF THIS SOFTWARE DEFECT. PT AND MANUFACTURER WERE ALERTED TO PROBLEM WITHIN 24 HOURS OF DISCOVERY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ECLIPSE TREATMENT PLANNING SYSTEM IYE VARIAN MEDICAL SYSTEMS 6.1.67 *

Patients

Seq Age Sex Outcome Treatment
1 77 YR