FDA-cleared profile

VUNO Med-Chest X-ray Triage/VUNO Med-CXR Link Triage

Vuno Inc.

Authorized purpose: Analyzes adult chest X-rays for suspected pleural effusion and/or pneumothorax and provides case-level PACS or workstation prioritization.

Evidence status: each field states its source quality, applicability, and review date. Research pending, information not established, and vendor documentation pending remain distinct outcomes.

Product overview

Start with the essentials

Authorized purpose: Analyzes adult chest X-rays for suspected pleural effusion and/or pneumothorax and provides case-level PACS or workstation prioritization.

Overview status: Source-reviewed overview

Clinical takeaway

Clinical role: Analyzes adult chest X-rays for suspected pleural effusion and/or pneumothorax and provides case-level PACS or workstation prioritization.

Evidence takeaway

Evidence from the reviewed source record: FDA reported endpoint-specific data: pneumothorax n=716 with AUC 0.9883, sensitivity 95.45%, specificity 96.41%; pleural effusion n=1,200 with AUC 0.9900, sensitivity 96.53%, specificity 95.11%.

Clinical details

What this tool is for

Start with the authorized purpose, then verify how it fits your service line and reading workflow.

Exact purpose
Analyzes adult chest X-rays for suspected pleural effusion and/or pneumothorax and provides case-level PACS or workstation prioritization.
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-15

Clinical-use display mirrors the exact FDA-supported purpose reconciled in this remediation finding.

Intended users
Trained radiologists and healthcare professionals.
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Care setting and population
Adult
  • Public source
  • Exact FDA submission
  • Checked 2026-09-01

Patient-population text reported in the exact-submission ACR model card; institutional setting may still require vendor confirmation.

Workflow role
Triage or notification support
  • Public source
  • Exact FDA submission
  • Checked 2026-08-31

Conservative normalization of explicit wording in an exact-submission source.

Required input
Adult frontal chest radiographs, including DICOM, JPG, or PNG input as specified in the FDA comparison table.
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Output and human action
Passive case flag or secondary capture in PACS/workstation without markup on the original image.
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Limitations
No proactive direct alert; not intended to direct attention to other regions or anomalies and not standalone for clinical decisions.
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Regulatory identity

FDA record and catalog context

The FDA listing establishes the regulatory identity. It does not by itself establish local workflow fit, pricing, security, or performance in your environment.

FDA submission
K241439
  • FDA source
  • Exact FDA submission
  • Checked 2026-08-31
Modality
X-ray/Radiography
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Anatomy
Chest/Lung
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Clearance type
510(k)
  • FDA source
  • Exact FDA submission
  • Checked 2026-08-31
Decision date
2024-11-15
  • FDA source
  • Exact FDA submission
  • Checked 2026-08-31
FDA status
FDA-cleared
  • FDA source
  • Exact FDA submission
  • Checked 2026-08-31

Implementation

Questions for IT, informatics, and operations

Use these fields to structure a vendor demo, security review, and implementation estimate.

Integration
The exact-submission ACR model card explicitly references DICOM and PACS in the described input, output, or workflow; exact interfaces, versions, and local compatibility require confirmation.
  • Public source
  • Exact FDA submission
  • Checked 2026-09-01

Interoperability terms explicitly reported in the exact-submission ACR model card; interface versions and local compatibility still require confirmation.

Deployment and data flow
On-premise
  • Public source
  • Exact FDA submission
  • Checked 2026-08-13

Deployment category preserved from the prior exact-submission review; hosting region, data flow, and current commercial configuration still require vendor confirmation.

Security and privacy
Vendor documentation pending
  • Vendor confirmation
  • Exact FDA submission
  • Checked 2026-09-09

Exact-release security controls, data retention, hosting boundaries, and scoped assurance documentation require vendor confirmation.

Training and support
Vendor documentation pending
  • Vendor confirmation
  • Exact FDA submission
  • Checked 2026-09-09

Current training prerequisites, competency checks, and support commitments for the exact configuration require vendor confirmation.

Monitoring and change control
Vendor documentation pending
  • Vendor confirmation
  • Exact FDA submission
  • Checked 2026-09-09

Current drift, quality, uptime, alert, escalation, and incident-response commitments for the exact configuration require vendor confirmation.

Input or output interoperability

DICOM is explicitly referenced in the described input, output, or workflow.

exact submission · checked 2026-09-01

The model card does not establish every supported DICOM object, transfer method, or local interface.

Result destination

PACS and workstation are explicitly referenced as a result destination.

exact submission · checked 2026-09-01

Confirm supported products, versions, routing behavior, and display requirements during local evaluation.

ACR exact-submission catalog context

ACR AI Central provides an exact-submission model card for VUNO Med-Chest X-ray Triage/VUNO Med-CXR Link Triage; FDA labeling remains controlling for clinical use, limitations, and performance.

exact submission · checked 2026-09-09

Evidence

Performance evidence

Metrics are shown only when they are tied to a source, endpoint, population, and tested product version. Candidate literature without exact product and version linkage is not shown as product evidence.

Evidence summary
FDA reported endpoint-specific data: pneumothorax n=716 with AUC 0.9883, sensitivity 95.45%, specificity 96.41%; pleural effusion n=1,200 with AUC 0.9900, sensitivity 96.53%, specificity 95.11%.
  • FDA source
  • Exact FDA submission
  • Checked 2026-09-19

Exact FDA decision-summary packet reviewed on 2026-09-19; existing wording is supported without expansion.

Reported sensitivity
Pneumothorax: 95.45% (95% CI: 92.01%, 97.71%); Pleural Effusion: 96.53% (95% CI: 94.24%, 98.09%)
  • Public source
  • Exact FDA submission
  • Checked 2026-09-01

Model sensitivity reported by ACR AI Central. Review endpoint, threshold, study population, and tested version before comparison.

Reported specificity
Pneumothorax: 96.41% (95% CI: 94.32%, 97.90%); Pleural Effusion: 95.11% (95% CI: 93.37%, 96.50%)
  • Public source
  • Exact FDA submission
  • Checked 2026-09-01

Model specificity reported by ACR AI Central. Review endpoint, threshold, study population, and tested version before comparison.

No contextualized exact-version metric has completed evidence review. Regulatory-document values, when available, are shown above with their limitations.

VUNO Med-Chest X-ray Triage/VUNO Med-CXR Link Triage regulatory performance study summary

  • DesignStand-Alone Performance
  • PopulationAdult
  • Scopeexact submission
  • Tested versionExact product version not reported; regulatory study summarized for FDA submission K241439
  • Samplen=1916
  • IndependenceIndependence not established

K241439

ACR AI Central summarizes the regulatory study; consult the exact FDA materials before comparative use.

Costs and setup

Budget and ongoing governance

These are common procurement questions; unknown values remain visible until a source supports them.

Pricing and total cost
Vendor documentation pending
  • Vendor confirmation
  • Exact FDA submission
  • Checked 2026-09-09

No public price or quote for the exact K241439 configuration was established in this review.

Reimbursement and coding
Not established in reviewed sources
  • Reviewed sources checked
  • Exact FDA submission
  • Checked 2026-09-09

No exact-product payer policy, coding instruction, or payment determination was established; eligibility must be evaluated by payer, site of service, and use case.

Safety and lifecycle

Postmarket record

Recall and adverse-event records are shown only after product matching. Adverse-event reports do not establish incidence or causality.

Postmarket safety review
The exact-identifier FDA recall query returned no native recall record for K241439. This limited result does not establish absence of recalls or other safety information and does not cover later versions, family records, MAUDE reports, corrections, or field notices.
  • Public source
  • Exact FDA submission
  • Checked 2026-09-09

Buyer worksheet

Open questions to take to the vendor

Open evaluation checklist

Research record

What has been checked

This audit distinguishes completed source review from fields that have not yet been researched.

Exact FDA record reviewedStatus
2026-09-20Last searched
28Fields reviewed
10Source classes checked
0Screened PubMed leads
0Screened trial leads
0Unreviewed FDA recall leads

The refreshed discovery snapshot contains no PubMed or ClinicalTrials.gov candidates; no external evidence was promoted. The current discovery snapshot contains 0 PubMed and 0 ClinicalTrials.gov candidate records; its dated, count-matched human screening remains current. Unlinked candidates remain quarantined. Native FDA recall identifiers produced 0 postmarket candidate records; 0 have been reviewed (0 published, 0 rejected) and 0 remain unreviewed.

Candidate leads were screened against the exact product and tested version. Unlinked records remain quarantined.

Source classes: fda ai list, fda decision summary, acr ai central product, fda device recall, literature index, trial registry, fda decision summary packet, pubmed, clinical trials, openfda device recall

Sources & history

How this profile was documented

Open the ledger for source dates, scope, and research-record updates.

View source ledger and history

Source ledger

  1. FDA K241439: VUNO Med-Chest X-ray Triage/VUNO Med-CXR Link Triage

    U.S. Food and Drug Administration - Published 2024-11-15 - Accessed 2026-09-19

    Scope: identity, clinicalUse, modality, anatomy, workflow, evidence, implementation, purpose, intendedUsers, input, output, limitations, evidenceSummary

  2. Artificial Intelligence-Enabled Medical Devices

    U.S. Food and Drug Administration - Accessed 2026-08-31

    Scope: regulatoryIdentity, modalityContext

  3. VUNO Med-Chest X-ray Triage/VUNO Med-CXR Link Triage model card (K241439)

    American College of Radiology - Published 2026-08-17 - Accessed 2026-09-01

    Scope: intendedUsers, careSetting, output, limitations, reportedSensitivity, reportedSpecificity, evidenceSummary, integration, anatomy, evidenceStudies, implementationCapabilities

  4. PubMed biomedical literature index

    U.S. National Library of Medicine - Accessed 2026-09-01

    Scope: evidenceDiscovery

  5. ClinicalTrials.gov study registry

    U.S. National Library of Medicine - Accessed 2026-09-01

    Scope: evidenceDiscovery, studyStatus

  6. openFDA Device Recall API

    U.S. Food and Drug Administration - Accessed 2026-09-02

    Scope: recallDiscovery, nativeSubmissionMatching

  7. openFDA exact recall query for K241439

    U.S. Food and Drug Administration - Accessed 2026-09-09

    Scope: postmarketSafety

Research history

  1. K241439 FDA decision

    Regulatory record

    510(k)

  2. Source-review record updated

    Research record

    fda record reviewed

  3. Reader overview source-reviewed

    Editorial review

    Source-reviewed editorial overlay

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