How to Search the FDA 510(k) Database: A Practical Regulatory Guide

2026-10-01 · Caduvo Team

Learn how to query the FDA 510(k) database, interpret product codes and clearance decisions, analyze 510(k) summaries, and benchmark regulatory review timelines.

Before you draft a single page of a premarket notification, your regulatory strategy lives or dies in the historical data of previous clearances. Device makers often treat the public clearance record as a simple pass-fail archive. It is actually a detailed blueprint of how the agency evaluates intended use, technological equivalence, bench testing protocols, and clinical evidentiary thresholds. If you conduct an undisciplined search, you risk selecting an obsolete predicate or miscalculating your submission timeline.

Running an effective 510k lookup requires knowing where the agency stores its records, how CDRH categorizes decisions, and how to extract actionable intelligence from a cleared device's public files.

Accessdata vs. openFDA: Two Search Interfaces

The FDA maintains two primary digital interfaces for accessing cleared notifications: the traditional web form and the developer API.

The web interface, hosted on the FDA CDRH Premarket Notification database, is the standard portal for day-to-day manual lookups. It allows you to filter records by applicant name, device name, 510(k) number, advisory committee panel, or FDA product code. This interface also indicates whether a redacted Freedom of Information Act (FOIA) file is available for direct download. You can search combinations of fields, such as pairing an applicant name with an advisory panel, to narrow down hundreds of historical entries into a workable subset.

The second interface is the openFDA Device 510(k) Clearances API. While the accessdata web portal is built for point queries, openFDA serves computational queries and bulk analysis across records dating back to 1976. The API exposes raw JSON endpoints containing details about products, original sponsors, administrative tracking, and receipt and decision dates.

Queries against the endpoint https://api.fda.gov/device/510k.json can filter specific fields directly. For example, a query using search=advisory_committee:cv isolates cardiovascular devices. By appending &limit=5, the call returns the first five matching records. Unless specified otherwise, the API returns only one record per query, up to a hard parameter limit of 1000 records per call. The openFDA API dataset updates on a monthly basis, annotating original source records with harmonized identifiers to simplify comparisons across medical device datasets.

For teams evaluating market timing and regulatory risk across large datasets, manual querying across these public portals can become a bottleneck. Caduvo automates this workflow by indexing 174,936 510(k) records, 475 De Novo decisions, and 56,340 PMA records from openFDA with weekly updates, calculating metrics such as average review days directly by product code.

Decoding Database Fields: K Numbers, Review Days, and Decision Codes

When you run an fda 510k search, the results view displays several standardized metadata fields defined in the FDA releasable 510(k) database. Interpreting these codes correctly prevents costly false assumptions:

510(k) Number: The unique tracking identifier assigned to the premarket notification application.
Date Received and Decision Date: These two dates reveal the total elapsed calendar duration of the review from initial submission receipt to final agency action.
Decision: In the 510k database, this field records agency determinations, including whether a device has been declared substantially equivalent (SE) to a legally marketed device.
Submission Type: The database classifies submissions into distinct types: Traditional, Special, Abbreviated, or Rescission.
Reviewed by Third Party and Expedited Review: Separate flags mark whether an accredited third-party review organization evaluated the initial assessment ("Y" or "N") and whether expedited review processing applied ("Y" or "N").
Summary or Statement: Displays whether safety and effectiveness information is available from the FDA or the applicant. In the database output, SUMMARY indicates that a summary of safety and effectiveness information is available directly from the FDA. STATEMENT indicates that safety and effectiveness information may be obtained from the 510(k) applicant upon request.

Understanding these fields allows you to screen out filings that do not align with your regulatory path. Reviewing the designated submission type helps you isolate baseline submissions from routine device modifications.

How to Dissect a 510(k) Summary

A 510(k) is a premarket submission made to the FDA to demonstrate that a device is substantially equivalent to a legally marketed predicate under 21 CFR 807.92(a)(3). When a clearance indicates SUMMARY in the database, a summary of safety and effectiveness information is available directly from the agency. The 510k summary is a primary document for understanding what is a 510(k) clearance requirement for your target indication.

Under 21 CFR 807.92(a)(3), a legally marketed device used as a predicate can be a device legally marketed prior to May 28, 1976 (a preamendments device), a device reclassified from Class III to Class II or Class I, or a device found substantially equivalent through the 510(k) process. When analyzing a cleared summary, focus on five sections:

Predicate Identification: Under 21 CFR 807.92(a)(3), the applicant must compare their device to one or more similar legally marketed devices and support substantial equivalency claims. Note the specific predicates cited and whether multiple predicates support the submission.
Device Description and Indications for Use (IFU): Compare the competitor's exact wording against your planned clinical labeling. Medical device manufacturers must submit a premarket notification if they introduce a device or make significant modifications in design, material, chemical composition, energy source, manufacturing process, or indications for use that could affect safety or effectiveness.
Technological Comparison Table: This table compares physical specifications, energy sources, materials, and operational principles. Identify elements marked as different and read the applicant's rationale for why those variations do not alter safety and effectiveness.
Performance Data (Non-Clinical): Identify the bench testing conducted. Check whether the applicant evaluated materials, electrical safety, biocompatibility, or relied on FDA recognized consensus standards to demonstrate substantial equivalence.
Clinical Performance Data: The summary states whether clinical study data was required to demonstrate substantial equivalence. If historical clearances under your target product code achieved clearance without clinical data, proposing an unrequired human clinical study adds unnecessary cost and delay.

If the public summary lacks technical detail on testing methods, check the CDRH FOIA database. CDRH routinely posts redacted premarket notification records released to the public under FOIA. These files provide expanded public documentation regarding testing protocols and evaluations that are omitted from the summary document.

Using Search Results to Model Review Timelines

Section 510(k) of the Food, Drug, and Cosmetic Act requires device manufacturers who must register to notify the FDA of their intent to market a medical device at least 90 days in advance, as outlined in FDA guidance on 510(k) clearances. Many founders mistakenly assume this 90-day statutory notice represents their total calendar review timeline.

To establish realistic review expectations using the fda 510k database, regulatory teams pull clearances under their target product code and compare the recorded Date Received against the Decision Date. While the statutory notification requirement specifies submitting at least 90 days before commercial distribution, the elapsed duration between receipt and decision reflects the practical review timeline, including internal agency queues and manufacturer response cycles.

In addition to 510(k)s, CDRH device clearance databases include De Novo summaries and Premarket Approval (PMA) decisions. Under the Food and Drug Administration Modernization Act of 1997, the De Novo process provides an alternate pathway to classify novel devices of low to moderate risk. Devices classified through the De Novo process may be marketed and used as predicates for future 510(k) submissions.

Actionable Steps for Your Next 510(k) Search

Follow this structured sequence during your next regulatory review to identify valid predicates and evaluate evidentiary requirements:

Identify the Product Code: Search the classification database using your proposed device name to locate its designated product code and review advisory committee panel.
Run a Filtered Database Search: In the accessdata search form, enter the product code and evaluate recent clearances. Reviewing the most recent decisions ensures your comparisons reflect active testing expectations.
Segregate by Submission Type: Separate Traditional 510(k)s from Special or Abbreviated submissions. If you are developing a new device, examine Traditional submissions to understand the baseline evidentiary package required.
Download the 510(k) Summaries: Download the summaries for the most relevant clearances under that code. Cross-reference their declared performance testing, non-clinical bench protocols, and indications for use statements against your device specifications.
Evaluate the Predicate Chain: Verify whether candidate predicates were cleared through the 510(k) pathway or established through a De Novo classification. This confirmation ensures your selection satisfies 21 CFR 807.92(a)(3) when you formulate your strategy on how to find and choose a predicate device.