MAUDE Adverse Event Report: ALCON RESEARCH, LLC - IRVINE TECHNOLOGY CENTER CONSTELLATION VISION SYSTEM; UNIT, PHACOFRAGMENTATION

Model Number	TABLETOP
Medical Device Problem Code	Failure to Cut (2587)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	03/17/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
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.The manufacturer internal reference number is: (b)(4).
Event or Problem Description
A nurse reported that the vitrectomy probe was not cutting when used with the ophthalmic system.Procedure details and patient impact have not been provided.Additional information has been requested but is not available at the time of this report.

• Brand Name: CONSTELLATION VISION SYSTEM
• Common Device Name: UNIT, PHACOFRAGMENTATION
• Manufacturer (Section D): ALCON RESEARCH, LLC - IRVINE TECHNOLOGY CENTER; 15800 alton parkway; irvine CA 92618
• Manufacturer (Section G): ALCON RESEARCH, LLC - IRVINE TECHNOLOGY CENTER; 15800 alton parkway; irvine CA 92618
• Manufacturer Contact: jonathan schlech ; 6201 south freeway; mail stop ab2-6; fort worth, TX 76134 ; 8007579780
• MDR Report Key: 24790662
• Report Number: 2028159-2026-00446
• Device Sequence Number: 9845302
• Product Code: HQC
• UDI-Device Identifier: 00380657511501
• UDI-Public: (01)00380657511501(17)201122(11)101123(10)NA
• Combination Product (Y/N): N
• Initial Reporter Country: BR
• PMA/510(K) Number: K101285
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Nurse
• Type of Report: Initial,Followup
• Report Date (Section B): 06/25/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 11/22/2020
• Device Model Number: TABLETOP
• Device Catalogue Number: 8065751150
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 03/19/2026
• Supplement Date Received by Manufacturer: 06/16/2026
• Initial Report FDA Received Date: 04/06/2026
• Supplement Report FDA Received Date: 06/25/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 11/23/2010
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown