FDA Adverse Event Injury Summary report: N

XEN 45 GTS

MDR report key: 15513764 · Received September 30, 2022

Report

Report Number
3011299751-2022-00156
Event Type
Injury
Date Received
September 30, 2022
Date of Event
August 30, 2022
Report Date
November 18, 2022
Manufacturer
ALLERGAN (IRVINE)
Product Code
KYF
UDI-DI
10888628032439
PMA / PMN Number
K161457
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
CT, US
Reporter Occupation
PHYSICIAN
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

(B)(4). ARTICLE CITATION: WANG, AND WANG. ¿SUPRACHOROIDAL HEMORRHAGE AFTER XEN GEL IMPLANT REQUIRING SURGICAL DRAINAGE.¿ JOURNAL OF CURRENT GLAUCOMA PRACTICE, VOL. 16, NO. 2, AUG. 2022, PP. 132¿35. HTTPS://DOI.ORG/10.5005/JP-JOURNALS-10078-1378. FURTHER INFORMATION REGARDING EVENT, PRODUCT, OR PATIENT DETAILS HAS BEEN REQUESTED. NO ADDITIONAL INFORMATION IS AVAILABLE AT THIS TIME. THE EVENT IS A PHYSIOLOGICAL COMPLICATION AND ANALYSIS OF THE DEVICE GENERALLY DOES NOT ASSIST ALLERGAN IN DETERMINING A PROBABLE CAUSE FOR THIS EVENT.

Additional Manufacturer Narrative · 0

CLARIFICATION TO H.4.: (B)(6). 2020. A REVIEW OF THE DEVICE HISTORY RECORD HAS BEEN INITIATED. IF ANY NEW, CHANGED OR CORRECTED INFORMATION IS NOTED, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED.

Description of Event or Problem · 0

THE ARTICLE: "WANG K, WANG JC, SARRAFPOUR S. SUPRACHOROIDAL HEMORRHAGE AFTER XEN GEL IMPLANT REQUIRING SURGICAL DRAINAGE." J CURR GLAUCOMA PRACT 2022; 16 (2):132-135, REPORTED A CASE STUDY NOTING THE FOLLOWING EVENTS. PATIENT UNDERWENT XEN®45 GTS PLACEMENT IN THE LEFT EYE VIA THE AB-EXTERNO APPROACH. ON POD 1, IOP WAS 4 MMHG, BCVA DECREASED FROM 20/30 TO 20/80, AND CHOROIDAL EFFUSIONS WERE NOTED. ON POD 2, VISION WORSENED, IOP WAS 9 MMHG, AND PROGRESSION TO SUPRATEMPORAL SUPRACHOROIDAL HEMORRHAGES (SCHS) WERE NOTED. ON POD 3, PATIENT WOKE-UP, COUGHED, AND EXPERIENCED 10/10 EYE PAIN. IOP WAS 41 MMHG, BCVA WAS 20/100, A HYPHEMA, A SMALL HORSESHOE TEAR NASALLY AND WORSENED TEMPORAL AND NASAL SCH WERE NOTED. ANTIGLAUCOMA MEDICATIONS WERE PROVIDED BUT THE EVENT PROGRESSED TO KISSING CHOROIDALS HAD OCCURRED BY POSTOPERATIVE WEEK 1. BY THE END OF WEEK 1, BCVA WAS AT HAND MOTION LEVEL AND IOP WAS 5 MMHG. LASER BARRICADE OF THE TEAR WAS UNSUCCESSFULLY ATTEMPTED. LATER, LIQUEFACTION OF THE CHOROIDALS WAS FOUND REQUIRING SURGICAL INTERVENTION. THE PATIENTS ANTICOAGULATION MEDICATION (RIVAROXABAN) WAS HELD FOR THE SURGERY AND UNDERWENT A SUCCESSFUL SCLEROTOMY WITH RETINAL CRYOPEXY TO RESOLVE THE LIQUEFACTION AND THE TEAR. DAY 1 AFTER TREATMENT, IOP WAS 7 MMHG, BCVA WAS COUNTING FINGERS, AND THE RIVAROXABAN CONTINUED TO BE WITHHELD. 1 WEEK AFTER TREATMENT, THE PATIENT WENT TO THE EMERGENCY DEPARTMENT FOR A TRANSIENT ISCHEMIC ATTACK (TIA) AND THE RIVAROXABAN WAS RESTARTED. BY 2 MONTHS AFTER TREATMENT WITH PHYSICAL THERAPY, BVCA IMPROVED TO 20/40 WITH RESOLUTION OF THE SCHS, IOP WAS WELL-CONTROLLED AT 10 MMHG WITHOUT ANTIGLAUCOMA MEDICATIONS. NO FURTHER CEREBRAL VASCULAR ACCIDENTS EPISODES NOTED. THE EVENT OF THE TIA HAS BEEN DEEMED NOT DEVICE RELATED.

Description of Event or Problem · 0

ADDITIONAL INFORMATION REPORTED MOXIFLOXACIN DROPS, PREDNISOLONE DROPS, ATROPINE DROPS WERE USED DURING POSTOPERATIVE WEEK 1. ON POD 3, LASER BARRICADE OF THE TEAR WAS COMPLETED WITH ADDITIONAL REINFORCEMENT BEING PERFORMED ON POD 12. ON POD 8, LIQUEFACTION OF THE CHOROIDAL WAS FOUND REQUIRING SURGICAL INTERVENTION. POD 12 UNDERWENT A SUCCESSFUL SCLEROTOMY WITH RETINAL CRYOPEXY TO RESOLVE THE LIQUEFACTION AND THE TEAR. THE PATIENT PRESENTED TO THE ER TWICE WITH A TRANSIENT ISCHEMIC ATTACK (TIA), 9 DAYS AND 25 DAYS AFTER SURGICAL TREATMENT, AND THE RIVAROXABAN WAS RESTARTED. 57 DAYS AFTER SURGICAL TREATMENT WITH PHYSICAL THERAPY, BVCA IMPROVED TO 20/40 WITH RESOLUTION OF THE SCHS, IOP WAS WELL-CONTROLLED AT 10 MMHG WITHOUT ANTIGLAUCOMA MEDICATIONS. EVENT RESOLVED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1747902 XEN 45 GTS IMPLANT, EYE VALVE KYF ALLERGAN (IRVINE) 5513-001 63211 10888628032439

Patients

Seq Age Sex Outcome Treatment
1 86 YR Male Required Intervention RIVAROXABAN