510(k) Report

510(k) · Decided

Recalled · Class II · 2012

Dynesys Top-Loading Spinal System

K073347510(k) TraditionalDecided Feb 8, 200871-day reviewClass II21 CFR 888.3070Recalls 2

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

Zimmer Spine, Inc. · NQP Posterior Metal/Polymer Spinal System, Fusion

Cleared on Feb 8, 2008 after a 71-day review. The FDA summary names its predicate without a number. It has been recalled 2 times.

Decided
Feb 8, 2008
Review
71 days
Class
Class II
Product code
NQP
Recalls
2
Predicates
0

The FDA summary names its predicate without a number.

FIG. 1 — Lineage of K073347Source: 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 NQP? 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 NQP device

  1. #1 K203678 CD HORIZON™ Spinal Systemscore 10.9 · 15 generations · no Class I recall
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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
*—Dynesys® Spinal System
Named without a submission number
—
*—Medtronic Sofamor Danek CD HORIZON Spinal System
Named without a submission number
—

What descends from it?

No later submission names this one as a predicate yet.

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

Recalls of this device

DateClassRecallRoot causeReason
Sep 4, 2012Class IIZ-0242-2013Error in labelingZimmer Inc., is initiating a correction to the patient labels of products manufactured before March 20I0 by the Zimmer GmbH production site in Winterthur, Switzerland, after receiving four complaints of a discrepancy between product…
May 28, 2009Not classifiedZ-0370-2010OtherThe spacer cutter may jam during surgery, preventing use of the instrument and causing surgical delay.

No ancestor or descendant has a Class I recall.

How does its category compare?

All NQP devices

NQP Posterior Metal/Polymer Spinal System, Fusion: FDA decisions, review times, recalls and adverse event reports over 20 years. 2008, this device’s year, is highlighted.

FDA decisions per year · NQP

1in 2021

2007: 22008: 62009: 32010: 22014: 12019: 22021: 1
2007high 6 (2008) · low 0 (2011)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · NQP

70in 2009

2008: 156 days median2009: 70 days median
2007high 156 (2008) · low 70 (2009)2026

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

Recalls per year · NQP

6in 2012

2007: 342008: 42009: 62012: 6
2007high 34 (2007) · low 0 (2010)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · NQP

8in 2025

2007: 452008: 1012009: 1092010: 1192011: 602012: 662013: 582014: 462015: 382016: 792017: 282018: 292019: 82020: 152021: 72022: 122023: 22024: 82025: 8
2007high 119 (2010) · low 2 (2023)2025

MAUDE reports naming product code NQP, 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—3445
200861564101
20093706109
20102—0119
20110—060
20120—666
20130—058
20141—046
20150—038
20160—079
20170—028
20180—029
20192—08
20200—015
20211—07
20220—012
20230—02
20240—08
20250—08
20260—0—

What is it indicated for?

When used as a pedicle screw fixation system in skeletally mature patients, the Dynesys Spinal System is intended to provide immobilization and stabilization of spinal segments as an adjunct to fusion in the treatment of the following acute and chronic instabilities or deformities of the thoracic, lumbar, and sacral spine: degenerative spondylolisthesis with objective evidence of neurologic impairment, and failed previous fusion (pseudoarthrosis). In…

Read the full statement (171 words)

When used as a pedicle screw fixation system in skeletally mature patients, the Dynesys Spinal System is intended to provide immobilization and stabilization of spinal segments as an adjunct to fusion in the treatment of the following acute and chronic instabilities or deformities of the thoracic, lumbar, and sacral spine: degenerative spondylolisthesis with objective evidence of neurologic impairment, and failed previous fusion (pseudoarthrosis).

In addition, when used as a pedicle screw fixation system, the Dynesys Spinal System is indicated for use in patients:

* Who are receiving fusions with autogenous graft only;

* Who are having the device fixed or attached to the lumbar or sacral spine;

* Who are having the device removed after the development of a solid fusion mass.

When the Dynesys Spinal System and the OPTIMA ZS Spinal System are used on contiguous levels, they must be used with the Zimmer DTO implant, rod-cord combination implant, and the U&I Corporation OPTIMA ZS Transition Screw. The indications for use for each level is as specified for each system.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K073347: Dynesys Top-Loading Spinal System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K073347

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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