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OtherDWQ

INAVEIN TRIVEX SYSTEM - RESECTOR HANDPIECE

Received Sep 17, 2008 · Event occurred Aug 11, 2008

Report 3006891502-2008-00002 · MDR key 2605041

Device

Generic name

Dwq - Varicose Vein Ablation System

Manufacturer

Inavein, Llc

Model number

7210387

Catalog number

7210387

Product problems

  • Self-Activation or Keying
  • Device Stops Intermittently

Patient

50 YR

  • Laceration(s)

Narrative

Description of Event or Problem

A (B)(6) FEMALE UNDERWENT A TRANSILLUMINATED POWERED PHLEBECTOMY PROCEDURE. AFTER THE PROCEDURE, SURGICAL STAFF NOTED TWO SMALL LACERATIONS ABOVE THE PT'S LEFT KNEE. OPERATING ROOM STAFF REPORTED THAT THE LACERATIONS APPEARED TO HAVE BEEN CAUSED BY THE HANDHELD RESECTOR DURING SURGERY WHEN IT WAS PLACED ON THE SURGICAL DRAPE COVERING THE PT. OPERATING ROOM STAFF FURTHER REPORTED THAT THE RESECTOR HAD STARTED AND STOPPED ROTATING WITHOUT CONTROL BY THE OPERATOR. THE SURGICAL SYSTEM CONTROL UNIT (MODEL #7210386 SN (B)(4)) AND TWO RESECTOR DRIVE UNITS (MODEL #7210387 SN (B)(4) AND SN (B)(4)) WERE RETURNED TO THE MANUFACTURER FOR EVALUATION. THE USER FACILITY DID NOT INDICATE WHICH RESECTOR UNIT WAS USED DURING THE PROCEDURE. THE PT'S LACERATIONS DID NOT REQUIRE SUTURES OR SPECIAL DRESSINGS. THE PT WAS TREATED AND THEN RELEASED FROM THE HOSPITAL. ON (B)(6), A FOLLOW UP CALL TO THE PT BY HOSPITAL STAFF INDICATED THAT THE PT WAS FINE. NOTE: REPORT FOR DEVICE 2 OF 3 NOTED ABOVE - MODEL #7210387, SERIAL #(B)(4).

Additional Manufacturer Narrative

DEVICE EVALUATION DATA: PRELIMINARY EVALUATION - THE TRIVEX CONTROL UNIT (SN (B)(4)) WAS RETURNED AND FUNCTIONALLY TESTED TO DETERMINE IF THE REPORTED PROBLEM COULD BE CONFIRMED. THE UNIT WAS POWERED ON AND TESTED CONTINUOUSLY FOR 8 CONSECUTIVE HOURS. DURING THIS TIME THE RESECTOR DRIVE UNITS (SN (B)(4) AND (B)(4)) WERE ATTACHED TO THE CONTROL UNIT FOR 4 HOURS EACH. DURING THIS EVALUATION THE RESECTOR HAND PIECES REMAINED IDLE AND DID NOT ROTATE. THE RESECTORS WERE THEN FUNCTIONALLY TESTED AND IT WAS DETERMINED THAT THE UNITS PERFORMED TO SPECIFICATION. NO ISSUES WERE NOTED WITH THE CONTROL UNIT OR THE RESECTOR HANDPIECES. DETAILED VALUATION - THE TRIVEX CONTROL UNITS AND HANDHELD RESECTOR DRIVE UNITS WERE THEN FORWARDED TO THE MANUFACTURING FLOOR FOR A DETAILED ANALYSIS. THE CONTROL UNIT WAS DISASSEMBLED AND REVIEWED. IT WAS NOTED THAT ONE COOLING FAN CABLE WAS DISCONNECTED. ALL OTHER COMPONENTS WERE IN WORKING ORDER. THE FAN CABLE WAS RECONNECTED AND FOUND TO FUNCTION PROPERLY. THE HANDHELD RESECTOR UNITS WERE ALSO EXAMINED AND WERE FOUND TO BE IN NORMAL WORKING ORDER.