FDA Adverse Event Injury Summary report: N

CONSTELLATION VISION SYSTEM

MDR report key: 3042161 · Received April 4, 2013

Report

Report Number
2028159-2013-00561
Event Type
Injury
Date Received
April 4, 2013
Date of Event
March 11, 2013
Report Date
March 11, 2013
Manufacturer
ALCON - IRVINE TECHNOLOGY CENTER
Product Code
HQC
PMA / PMN Number
K101285
Removal / Correction Number
NA
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
RO
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

INVESTIGATION INCLUDING ROOT CAUSE ANALYSIS IS IN PROGRESS. A SUPPLEMENTAL MDR WILL BE FILED AS NECESSARY IN ACCORDANCE WITH 21 CFR 803.56 WHEN ADDITIONAL REPORTABLE INFORMATION BECOMES AVAILABLE. (B)(4).

Description of Event or Problem · 1

AN OPHTHALMIC SURGEON REPORTED NOTICING THE CENTRAL RETINAL ARTERY WAS CLOSING WHILE PERFORMING SILICONE OIL EXPLANTS WITH THE IOP (INTRAOCULAR PRESSURE) CONTROL SWITCHED OFF. THE SURGEON STOPPED INFUSION AND DECREASED THE PRESSURE FROM 20 MMHG (MILLIMETERS OF MERCURY) PRESSURE DOWN TO 12 MMHG. WHEN THE PRESSURE WAS DECREASED, THE BLOOD FLOW RETURNED TO NORMAL. WHEN THE INFUSION WAS RE-INITIATED, THE SAME PROBLEM OCCURRED. THE SURGEON TOOK SPECIAL CARE AND PERFORMED THE SURGERY WHILE CONTINUING TO ANALYZE THE POSTERIOR POLE. THE PROCEDURES WERE COMPLETED WITH NO KNOWN PATIENT HARM. ADDITIONAL INFORMATION HAS BEEN REQUESTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
138160 CONSTELLATION VISION SYSTEM UNIT, PHACOFRAGMENTATION HQC ALCON - IRVINE TECHNOLOGY CENTER XT NA

Patients

Seq Age Sex Outcome Treatment
1 Other COMBINED PAK 25+ 5.0CPM VALVED 0.9