FDA Adverse Event Injury Summary report: N

IOLMASTER 700

MDR report key: 6549879 · Received May 5, 2017

Report

Report Number
9615030-2017-00007
Event Type
Injury
Date Received
May 5, 2017
Date of Event
April 6, 2017
Report Date
May 5, 2017
Manufacturer
CARL ZEISS MEDITEC AG (JENA)
Product Code
HJO
PMA / PMN Number
K143275
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
FL, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

A ZEISS FIELD SERVICE ENGINEER INSPECTED THE IOLMASTER 700 AND CONFIRMED THAT IT IS WORKING WITHIN MANUFACTURER SPECIFICATION. THE MANUFACTURER REVIEWED THE PRE- AND POST-OP MEASUREMENT AND IOL CALCULATION PRINTOUTS FROM THE DEVICE. THESE PRINTOUTS DO NOT SHOW ANY ABNORMALITY. THE DEVICE MEASURES WITHIN SPECIFICATION. THE CALCULATION OF THE IOL POWER PERFORMED BY THE DEVICE WAS CORRECT. A NUMBER OF FACTORS NOT RELATED TO THE IOLMASTER MAY HAVE INFLUENCED THE SURGICAL OUTCOME. THE QUALITY OF KERATOMETRY MEASUREMENTS IS HIGHLY DEPENDENT ON STABLE TEAR FILM, CORRECT FIXATION, AND WIDE OPEN EYES. THE USER MANUAL DESCRIBES IN DETAIL HOW TO PERFORM INTRAOCULAR LENS MEASUREMENTS AND CALCULATIONS AND CONTAINS WARNINGS ABOUT RELEVANT PARAMETERS. THE RISK OF MEASURING ERRORS IS DESCRIBED IN DETAIL ON PAGE 7 OF THE USER MANUAL (000000-1932-169-GA-US-160715).

Description of Event or Problem · 1

THE HEALTHCARE PROFESSIONAL (HCP) REPORTED THE FOLLOWING: THE OD POST-REFRACTIVE OUTCOME AFTER A CATARACT SURGERY WITH AN INTRAOCULAR LENS (IOL) IMPLANTATION DIFFERED -1.25 D FROM THE TARGET REFRACTION. THE ALCON ACRYSOF IQ MODEL SN60WF LENS WITH A POWER OF 10.0 D WAS USED. THE HCP MADE A DECISION TO EXCHANGE THE IOL. THE SAME LENS WITH A POWER OF 8.0 D WAS USED FOR THE RE-OP. ON ONE DAY POST-OP, THE PATIENT'S UCVA WAS 20/40 ON POD #1. THE IOLMASTER WAS USED FOR THE ORIGINAL BIOMETRY MEASUREMENTS AND IOL CALCULATIONS AS WELL AS FOR THE SECOND BIOMETRY MEASUREMENTS AND CALCULATIONS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
330201 IOLMASTER 700 BIOMICROSCOPE, SLIT-LAMP, AC-POWERED HJO CARL ZEISS MEDITEC AG (JENA) NA NA

Patients

Seq Age Sex Outcome Treatment
1 71 YR Other