FDA Adverse Event Malfunction Summary report: N

BRACKET/PLUG ASSY

MDR report key: 1279080 · Received January 7, 2009

Report

Report Number
1518293-2008-00077
Event Type
Malfunction
Date Received
January 7, 2009
Date of Event
October 13, 2004
Report Date
November 3, 2004
Manufacturer
LIEBEL - FLARSHEIM CO.
Product Code
DXT
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MO, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

LIEBEL FLARSHEIM MANUFACTURING REPORT: L F FIELD SERVICE ENGINEER REPORTS: THE J-BOW CRACKED AROUND THE SCREW HOLES AT THE TOP OF THE J-BOW. THE HOLES WERE LARGER (WORN) THAN NORMAL WHICH INDICATES THAT THE J-BOW WAS USED AS A HANDLE TO MOVE THE INJECTOR AROUND. THE FSE STATED THAT THIS MAY BE PARTLY DUE TO THE POSITIONING OF THE CEILING BRACKET (NOT INSTALLED BY L-F) WHICH CAUSES THE USERS TO HAVE TO REACH MORE TO GET THE INJECTOR INTO POSITION. THIS CAUSES MORE LATERAL MOTION ON THE VERTICAL J-BOW ARM WHICH CAN RESULT IN UNEXPECTED STRESS AT THE J-BOW CONNECTION TO THE SUSPENSION ARM. SUSPENSION WAS REPLACED AND INJECTOR SYSTEM RETURNED TO FULL SERVICE BY THE CUSTOMER. FROM MCMAHON MANUFACTURER: SUBJECT: J-BOW BREAK. WE ARE WRITING IN REFERENCE TO THE J-BOW FAILURE AT ONE OF YOUR CUSTOMER SITES. EXAMINATION OF THE SUBMITTED PHOTOGRAPHS SHOWS THE UPPER PORTION OF THE LF "J TUBE" AND THE PIVOT THAT IS SECURED TO THE TUBE WITH A COMBINATION OF SCREWS AND NUTS. THE TUBE IS BROKEN NEAR THE END AT A POINT ROUGHLY CORRESPONDING WITH THE END OF THE PIVOT. CLEARLY EVIDENT IN THE PHOTOGRAPHS IS THE ELONGATION OF THE HOLES IN THE TUBE USED TO SECURE THE TUBE TO THE PIVOT. SIGNS OF FRETTING AND MOVEMENT ARE ALSO OBVIOUS IN THE PHOTOGRAPHS. IT CAN BE ASSUMED THAT ROUGH HANDLING OVER A LONG PERIOD OF TIME CAUSED THE PARTS TO WEAR AND FLEX. SUCH CONTINUED USE WILL EVENTUALLY RESULT IN A CRACK IN THE TUBE. IT IS IMPORTANT TO NOTE THAT SUCH A FAILURE IS NOT SUDDEN. RATHER, IT IS A SLOW DETERIORATION THAT SHOULD HAVE BEEN REMEDIED THROUGH NORMAL PERIODIC MAINTENANCE AND CHANGES TO PROCEDURES. THIS DOES NOT APPEAR TO BE A DEFECT IN MATERIALS OR FABRICATION. THIS IS A NORMAL PART THAT HAS BEEN SUBJECTED TO HARSH USE WITHOUT COMPENSATING MAINTENANCE, REPAIR, OR REPLACEMENT PRIOR TO COMPLETE FAILURE. IT IS INTERESTING TO NOTE THAT WE HAVE SEEN A FEW OTHER PARTS WITH SIMILAR DAMAGE. THE PARTS WERE SUPPLIED TO US FOR EXAMINATION ALONG WITH BROKEN SUSPENSION ARMS. IN THOSE CASES IT WAS CLEAR THAT THE ARMS HAD BEEN SUBJECTED TO REPEATED ABRUPT STOPS AND OTHER ABUSIVE HANDLING. THE ELONGATED HOLES AND TUBE CRACKS IN THE "J TUBE" WERE CONSISTENT WITH THE DAMAGE TO THE SUSPENSION ARM. SINCE THAT TIME, THE SUSPENSION ARM HAS BEEN STRENGTHENED. NO AMOUNT OF PRODUCTION STRENGTHENING WILL PREVENT EQUIPMENT FROM FAILING AS A RESULT OF LONG-TERM ABUSE AND NEGLECT.

Description of Event or Problem · 1

CUSTOMER REPORTS A SUSPENSION ARM BROKE AND THE HEAD FELL. (J-BOW SUSPENSION ARM). THERE WAS NO REPORTED INJURY TO PATIENT OR STAFF.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 BRACKET/PLUG ASSY CT POWER INJECTOR SYSTEM DXT LIEBEL - FLARSHEIM CO. CT9000ADV NA

Patients

Seq Age Sex Outcome Treatment
1