510(k) Report

510(k) · Cleared

Cleared

pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy Device

K242676510(k) SpecialCleared Feb 28, 2025175-day reviewClass II21 CFR 882.5600

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Phenox Limited · POL Neurovascular Mechanical Thrombectomy Device For Acute Ischemic Stroke Treatment

Cleared on Feb 28, 2025 as substantially equivalent to K222848 (Phenox Limited, 2023) and 1 other predicate after a 175-day review. Its family tree reaches back 4 generations to 2016.

Decided
Feb 28, 2025
Review
175 days
Class
Class II
Product code
POL
Recalls
None
Predicates
2

Its longest line of descent runs back 4 generations to DEN150049 (2016). No later device cites it as a predicate yet.

  1. Root · 4 generations backDEN150049 Modified Trevo ProVue Retriever, Trevo XP ProVue Retriever 4x20mm…Concentric Medical, Inc. · 2016
  2. 3 generations backK162539 Solitaire 2 Revascularization DeviceMicro Therapeutics, Inc. d/b/a ev3 Neurovascular · 2016
  3. 2 generations backK222848 pRESET Thrombectomy DevicePhenox Limited · 2023
  4. 1 generation backK231539 pRESET LITE Thrombectomy DevicePhenox Limited · 2023
  5. This deviceK242676 pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy…Phenox Limited · 2025
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−4DEN150049Modified Trevo ProVue Retriever, Trevo XP ProVue Retriever 4x20mm, Trevo XP…Concentric Medical, Inc.2016—
−3K162539Solitaire 2 Revascularization DeviceMicro Therapeutics, Inc. d/b/a ev3 Neurovascular2016—
−2K222848pRESET Thrombectomy DevicePhenox Limited2023—
−1K231539pRESET LITE Thrombectomy DevicePhenox Limited2023—
0 (this device)K242676pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy DevicePhenox Limited2025—
FIG. 1 — Lineage of K242676, 2016–2025Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in POL? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new POL device

  1. #1 K222848 pRESET Thrombectomy Devicescore 11.0 · 2 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against? (2)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*K222848pRESET Thrombectomy Device
Summary page 5
…eview Panel: Neurology III. PREDICATE DEVICES Device Name: pRESET® Thrombectomy Device and pRESET® LITE Thrombectomy Device Manufacturer: phenox Limited 510(k) Number: K222848 and K231539 IV. DEVICE DESCRIPTION Device Description: The pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy…
Phenox Limited2023—
*K231539pRESET LITE Thrombectomy Device
Summary page 5
…Neurology III. PREDICATE DEVICES Device Name: pRESET® Thrombectomy Device and pRESET® LITE Thrombectomy Device Manufacturer: phenox Limited 510(k) Number: K222848 and K231539 IV. DEVICE DESCRIPTION Device Description: The pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy Device are d…
Phenox Limited2023—

Also cleared against K222848: 1 other device →

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 9 years and passes through 3 companies; a new generation was cleared every 1.4 years on median.
  • None of the 4 ancestors has a recall.
  • 1 other device also cites its predicate K222848.

How does its category compare?

All POL devices

POL Neurovascular Mechanical Thrombectomy Device For Acute Ischemic Stroke Treatment: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.

FDA decisions per year · POL

1in 2025

2016: 22018: 32019: 42020: 32021: 22023: 32025: 1
2007high 4 (2019) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · POL

144in 2023

2018: 123 days median2019: 95 days median2020: 57 days median2023: 144 days median
2007high 144 (2023) · low 57 (2020)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · POL

1in 2020

2020: 1, 1 Class I
2007high 1 (2020) · low 0 (2007)2026

Class I (1 since 2007) Class II/III not classified

Adverse event reports per year · POL

16in 2025

2019: 12020: 62021: 212022: 102023: 232024: 112025: 16
2007high 23 (2023) · low 0 (2007)2025

MAUDE reports naming product code POL, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20162—00
20170—00
2018312300
201949501
20203571 (1)6
20212—021
20220—010
20233144023
20240—011
20251—016
20260—0—

What is it indicated for?

1.The pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy Device are indicated for use to restore blood flow in the neurovasculature by removing thrombus for the treatment of acute ischemic stroke to reduce disability in patients with a persistent, proximal anterior circulation, large vessel occlusion, and smaller core infarcts who have first received thrombolytic therapy. Endovascular therapy with the device should be started within 6…

Read the full statement (122 words)

1.The pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy Device are indicated for use to

restore blood flow in the neurovasculature by removing thrombus for the treatment of acute ischemic stroke to reduce

disability in patients with a persistent, proximal anterior circulation, large vessel occlusion, and smaller core infarcts who

have first received thrombolytic therapy. Endovascular therapy with the device should be started within 6 hours of

symptom onset.

2.The pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy Device are indicated to restore

blood flow by removing thrombus from a large intracranial vessel in patients experiencing ischemic stroke within 8 hours

of symptom onset. Patients who are ineligible for thrombolytic therapy or who fail thrombolytic therapy are candidates for

treatment.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K242676: pRESET Delta Thrombectomy Device and pRESET Delta LITE Thrombectomy Device.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K242676

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026