FDA Adverse Event Malfunction Summary report: N

CELLEX PHOTOPHERESIS SYSTEM

MDR report key: 23609624 · Received November 20, 2025

Report

Report Number
3036773437-2025-00017
Event Type
Malfunction
Date Received
November 20, 2025
Date of Event
November 6, 2025
Report Date
November 20, 2025
Manufacturer
THERAKOS DEVELOPMENT LIMITED
Product Code
LNR
PMA / PMN Number
P860003
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
FI
Reporter Occupation
NURSE
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE SYSTEM WAS USED FOR TREATMENT. THIS CASE IS REPORTABLE AS A MDR DUE TO THE REPORTABLE MALFUNCTION CLOT OBSERVED IN THE RETURN LINE. SINCE THIS REPORTABLE MALFUNCTION IS ONLY ASSOCIATED WITH THE KIT, THIS MDR WILL ONLY BE AGAINST THE KIT. A BATCH RECORD REVIEW FOR KIT LOT P236 WAS CONDUCTED. THERE WERE NO NON-CONFORMANCES RELATED TO THE COMPLAINT. THIS LOT MET ALL RELEASE REQUIREMENTS. A REVIEW OF KIT LOT P236 SHOWS NO TRENDS. TRENDS WERE REVIEWED FOR COMPLAINT CATEGORY, CLOT OBSERVED. NO TRENDS WERE DETECTED FOR THIS COMPLAINT CATEGORY. NO PRODUCT WAS RETURNED FOR EVALUATION. SECTION 5-26 OF THE CELLEX OPERATORS MANUAL (1470619_REV03) FOR USE WITH SOFTWARE 5.7 ON ANTICOAGULANT STATES "CAUTION: INDIVIDUAL PATIENTS MAY REQUIRE A HEPARIN DOSAGE THAT VARIES FROM THE RECOMMENDED DOSE TO PREVENT POST-TREATMENT BLEEDING OR CLOTTING DURING A TREATMENT. THE PHYSICIAN SHOULD REVIEW THE PATIENT'S MEDICAL CONDITION, MEDICATIONS AND PLATELET COUNT AT THE TIME OF TREATMENT AND USE CLINICAL JUDGEMENT TO ESTABLISH THE OPTIMAL HEPARIN DOSAGE FOR EACH PATIENT." THE ROOT CAUSE FOR THE CLOTTING OBSERVED COULD NOT BE DETERMINED BASED ON THE AVAILABLE INFORMATION. NO FURTHER ACTION IS REQUIRED AT THIS TIME. THIS INVESTIGATION IS NOW COMPLETE. (B)(6). (B)(6) 2025.

Description of Event or Problem · 0

THE CUSTOMER CONTACTED (B)(4) TO REPORT THEY EXPERIENCED CLOTS OBSERVED IN THE RETURN LINE WITH THEIR CELLEX PHOTOPHERESIS KIT ("KIT") DURING AN EXTRACORPOREAL PHOTOPHERESIS (ECP) TREATMENT. THE CUSTOMER REPORTED THEY OBSERVED BLOOD CLOTTING IN THE RETURN LINE DURING THE TREATMENT. THE ECP TREATMENT WAS ABORTED AND RESIDUAL BLOOD WITHIN THE KIT WAS NOT RETURNED TO THE PATIENT. THERE WAS NO REPORT OF PATIENT HARM ASSOCIATED WITH THIS EVENT. THE CUSTOMER DID NOT RETURN THE PRODUCT FOR EVALUATION.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
2697781 CELLEX PHOTOPHERESIS SYSTEM CELLEX PHOTOPHERESIS SYSTEM LNR THERAKOS DEVELOPMENT LIMITED NA P236

Patients

Seq Age Sex Outcome Treatment
1 NA Male