FDA Adverse Event Malfunction Summary report: N

N/A

MDR report key: 2800640 · Received October 22, 2012

Report

Report Number
1056128-2012-00118
Event Type
Malfunction
Date Received
October 22, 2012
Date of Event
September 24, 2012
Report Date
September 25, 2012
Manufacturer
STRYKER SUSTAINABILITY SOLUTIONS
Product Code
NLQ
PMA / PMN Number
K043315
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
WA, US
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

THE COMPLAINT DEVICE WAS RETURNED TO STRYKER SUSTAINABILITY SOLUTIONS (SSS) FOR AN EVALUATION. A VISUAL EXAMINATION OF THE DEVICE REVEALED BIOLOGICAL MATERIAL FROM USE ON THE DISTAL TIP AND AN INDENTION IN THE TEFLON PAD. NO ANOMALIES OF THE MEMBRANE SWITCH ASSEMBLY WERE OBSERVED THAT COULD HAVE CONTRIBUTED TO THE REPORTED INTERMITTENT OPERATION. THE SCALPEL'S ACTIVATION WAS TESTED ON A GENERATOR AND THE DEVICE PASSED INITIAL, BUTTON (EACH BUTTON WAS TESTED 10 TIMES), AND PEDAL TESTING. THE DEVICE'S ABILITY TO CUT AND COAGULATE WAS TESTED USING THE SAME GENERATOR WITH MIN AND MAX SETTINGS OF 3 AND 5 RESPECTIVELY AND LIVER AS THE TEST MEDIUM. THE DEVICE PASSED ALL CUT AND COAGULATION TESTING. CUTTING/COAGULATION EFFECTIVENESS IS RELATED TO VARIOUS FACTORS SUCH AS, BUT NOT LIMITED TO, POWER LEVEL (GENERATOR SETTINGS) AND SURGICAL TECHNIQUE. SSS INSTRUCTIONS FOR USE STATE: "USE A HIGHER POWER LEVEL FOR GREATER TISSUE CUTTING SPEED AND A LOWER POWER LEVEL FOR GREATER COAGULATION. THE AMOUNT OF ENERGY DELIVERED TO THE TISSUE PAD AND RESULTANT TISSUE EFFECTS ARE A FUNCTION OF NUMEROUS FACTORS INCLUDING POWER LEVEL, BLADE CHARACTERISTICS, GRIP FORCE, TISSUE TENSION, TISSUE TYPE, PATHOLOGY, AND SURGICAL TECHNIQUE." "TAKE CARE TO AVOID APPLICATION OF PRESSURE BETWEEN THE BLADE AND TISSUE PAD WITHOUT TISSUE IN BETWEEN THEM AS THIS CAN RESULT IN DAMAGE TO THE INSTRUMENT. THIS MAY CAUSE A SYSTEM FAILURE SIGNALED BY A CONTINUOUS BEEP WHEN EITHER O THE FOOT PEDALS IS DEPRESSED." A REVIEW OF THE LOT CONTROL SHEET FOR THE REPORTED DEVICE SERIAL NUMBER INDICATED THE DEVICE PASSED ALL INSPECTIONS PRIOR TO RELEASE FROM SSS. THIS REPORT IS BEING FILED AS A MALFUNCTION DUE TO SSS BEING IN A 2 YEAR REPORTING CYCLE DUE TO MDR REPORT 1056128-2011-00017 WHERE AN ADDITIONAL PROCEDURE HAD TO BE PERFORMED DUE TO A VESSEL NOT BEING SEALED DURING THE ORIGINAL PROCEDURE, EVEN THOUGH THERE WAS NO PATIENT INJURY IN THIS EVENT. THE REPORTED EVENT IS NOT OCCURRING MORE FREQUENTLY OR WITH GREATER SEVERITY THAN IS USUAL FOR THE DEVICE.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING AN ESOPHOGEALECTOMY PROCEDURE, "THE VESSELS WERE NOT SEALING CORRECTLY DURING THE CASE DUE TO INTERMITTENT OPERATION" OF THE ULTRASONIC SCALPEL. NO PATIENT INJURY WAS REPORTED BY THE USER FACILITY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 N/A NLQ NLQ STRYKER SUSTAINABILITY SOLUTIONS ACE36E 2129073

Patients

Seq Age Sex Outcome Treatment
1 53 YR