510(k) Report

510(k) · Cleared

Cleared

Thompson Brain Retractor Table Mounted (TM), Thompson Brain Retractor Skull Clamp Mounted (SCM)

K210615510(k) TraditionalCleared May 13, 2022438-day reviewClass II21 CFR 882.4800

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

Thompson Surgical Instruments, Inc. · GZT Retractor, Self-Retaining, For Neurosurgery

Cleared on May 13, 2022 after a 438-day review. The FDA summary names its predicate without a number.

Decided
May 13, 2022
Review
438 days
Class
Class II
Product code
GZT
Recalls
None
Predicates
0

The FDA summary names its predicate without a number.

FIG. 1 — Lineage of K210615Source: FDA 510(k) database · 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 GZT? 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 GZT device

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What was it cleared against? (1)

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
*—Greenberg Retractor and Handrest
Named without a submission number
—
†K161318Phantom Fukushima Neurological Holding Systems, Phantom Mastability Neurological Holding…Tedan Surgical Innovations, LLC2017—
†K830332Budde-Halo RetractorOhio Medical Instrument Co., Inc.19831

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.

How does its category compare?

All GZT devices

GZT Retractor, Self-Retaining, For Neurosurgery: FDA decisions, review times, recalls and adverse event reports over 20 years. 2022, this device’s year, is highlighted.

FDA decisions per year · GZT

1in 2022

2007: 22009: 12010: 12011: 12012: 22015: 12016: 12017: 32018: 12020: 12021: 12022: 12026 (partial year): 1
2007high 3 (2017) · low 0 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · GZT

280in 2017

2017: 280 days median
2007high 280 (2017)2026

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

Recalls per year · GZT

1in 2012

2007: 12012: 1, 1 Class I
2007high 1 (2007) · low 0 (2008)2026

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

Adverse event reports per year · GZT

1in 2025

2009: 12010: 42011: 42012: 62013: 122014: 162015: 42016: 52017: 92018: 32019: 52020: 32021: 22022: 42023: 22024: 82025: 1
2007high 16 (2014) · low 0 (2007)2025

MAUDE reports naming product code GZT, 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
20072—10
20080—00
20091—01
20101—04
20111—04
20122—1 (1)6
20130—012
20140—016
20151—04
20161—05
2017328009
20181—03
20190—05
20201—03
20211—02
20221—04
20230—02
20240—08
20250—01
20261—0—

What is it indicated for?

The Thompson Brain Retractor Table Mounted and Skull Clamp Mounted Systems are indicated for self-retaining retraction of soft tissue during neurological procedures to provide surgical access and exposure. The Thompson Brain Retractor Systems also allow attachment for applicable accessories and function as a hand-rest for the surgeon.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K210615: Thompson Brain Retractor Table Mounted (TM), Thompson Brain Retractor Skull Clamp Mounted (SCM).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K210615

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