inforMED
InjuryHRG

SUPERBLADE TREPHINE

Received Feb 14, 1996 · Event occurred Nov 29, 1995

Report 32704 · MDR key 32704

Device

Generic name

Surgical Knife

Catalog number

15-0140-75

Lot number

8806213

Product problems

  • Markings unclear
  • Mislabeled
  • Inadequacy of Device Shape and/or Size

Patient

56 YR

  • Corneal transplant
  • Surgical procedure

Narrative

Description of Event or Problem

ACTUAL SIZE IMPRINTED ON TREPHINE WAS 7.5 MM, SIZE SHOWN ON CONTAINER WAS 8.5 MM. THIS WASN'T DISCOVERED UNTIL PHYSICIAN HAD CUT DONOR CORNEA AND THEN REALIZED THAT THE CORNEA IMPLANT WOULDN'T FIT. IMPLANT HAD TO BE REMOVED AND PT'S OWN CORNEA REINSERTED. UNDER A SEPARATE PROCEDURE, A SECOND DONOR CORNEA HAD TO BE CUT TO FIT THE 7.5 MM INCISION AND WAS IMPLANTED. PACKAGING OF TREPHINE IS IN TWO PARTS. OUTSIDE BOX DISPLAYS PRODUCT SIZE, INSIDE BUBBLE PACK DOESN'T DISPLAY SIZE. OUTSIDE BOX ISN'T SECURE IN ANY WAY TO PREVENT IT FROM BEING OPENED PRIOR TO USE.