Device recall: TCL1 Breakapart Probe, Fluorescence in situ hybridisation (FISH) is a technique allows the visualisation of DNA sequence

FDA enforcement event 89669 · Class III · initiated 4 Feb 2022 · status Terminated · terminated 6 Nov 2024

DeviceVoluntary: Firm initiated1 product recordCambridge, N/A

FDA enforcement event 89669 is a device recall by Cytocell Ltd. of Cambridge, N/A, initiated 4 Feb 2022 and classified Class III, with 1 product record.

FDA defines Class III as a situation in which use of or exposure to a violative product is not likely to cause adverse health consequences. 4% of the 839 device enforcement events initiated in 2022 carry the same class.

Status: Terminated, terminated 6 Nov 2024. Initiation: voluntary: firm initiated. Cytocell Ltd. has 13 enforcement events on this register, with a median of 1 product record per event.

Recall classification reflects the relative degree of health hazard. Text in quotation marks is FDA's. openFDA export dated 28 Sep 2026.

Recalling firm

Cytocell Ltd., Cambridge, N/A, United Kingdom.

Reason for recall

"May show unexpected locus specific signals in addition to those at 14q32."

Distribution

"MN"

Product records

Recall number	Product	Quantity	Class	Status	Report date
Z-0814-2022	TCL1 Breakapart Probe, Fluorescence in situ hybridisation (FISH) is a technique allows the visualisation of DNA sequences upon chromosome Catalog Number: LPH046-A	1 unit	Class III	Terminated	30 Mar 2022

Context

4%of 2022 device events are Class III839 events that year

1product record in this eventfirm median: 1

13events on this register for the firm

Other enforcement events for Cytocell Ltd.

Initiated	Product (first record)	Type	Class	Records
24 May 2023	RET Proximal Probe. Used in Fluorescence in situ hybridization (FISH), a laboratory technique for detecting and locating	Device	Class II	2
27 Oct 2022	CytoCell BCL11B Distal in Texas Red Spectrum- Analyte Specific Reagent Ref: MPD39782	Device	Class II	1
27 Oct 2022	CytoCell BCL11B Proximal in FITC Spectrum-LDT for investigation T-cell related malignancy. This device is an analyte spe	Device	Class II	1
14 Feb 2022	Cytocell 8 Square Template Slides (Glass)- microscope slides Reference: PCN008	Device	Class III	1
18 Jan 2022	Del(5q) Deletion FISH Probe Kit: In-Vitro Diagnostic to detect deletions in chromosome location from patients with AML o	Device	Class II	1
27 May 2021	Cytocell LPH019-A E2A (TCF3) Breakapart Probe- In Vitro Diagnostic Analyte specific reagents (ASR's)	Device	Class II	1
17 May 2021	CytoCell DiGeorge/VCFS TUPLE1 Region and 22q13.3 Region Probe, Model Number LPU004-A. analyte specific reagent for in vi	Device	Class II	1
19 Mar 2021	Chromosome X Alpha-Satellite in FITC Spectrum - Product Usage: Analyte Specific Reagents. Model: MPA3481	Device	Class II	1
22 Dec 2020	Aquarius LPH 511-A CRLF2 Distal Probe Green, model no. LPH 511-A The CRLF2 Distal probe, labelled in green, consists of	Device	Class II	1
17 Jul 2020	Cytocell LPH533-A NUP98 Distal Probe Green - Product Usage:The NUP98 Distal probe, labelled in green, consists of a 151k	Device	Class II	1

All 13 events for Cytocell Ltd.

Questions and answers

Why was this device recalled?

FDA's record gives the reason for recall as: "May show unexpected locus specific signals in addition to those at 14q32."

What does Class III mean?

FDA classifies recalls by relative degree of health hazard. Class III is a situation in which use of or exposure to a violative product is not likely to cause adverse health consequences.

Where was the product distributed?

FDA's distribution pattern field reads: "MN"

Is the recall still ongoing?

FDA lists the status as Terminated; the termination date is 6 Nov 2024. "Terminated" means FDA has determined that all reasonable efforts to remove or correct the product have been made.

Where does this data come from?

openFDA enforcement reports (food, drug and device), CC0, export dated 28 Sep 2026. Text in quotation marks is FDA's. The FDA enforcement report linked above is authoritative.

Provenance

Source: openFDA device enforcement reports (CC0), export dated 28 Sep 2026; records grouped by FDA event number. The class shown for the event is the most severe class among its records. Errors in processing are corrected at the next build; see corrections.