510(k) · Cleared
ClearedChase Left Vent Safety Valve
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Chase Medical, Inc. · DWF Catheter, Cannula And Tubing, Vascular, Cardiopulmonary Bypass
Cleared on May 13, 1997 as substantially equivalent to K820297 (C.R. Bard, Inc., 1982) after a 190-day review. Its family tree reaches back 1 generation to 1982.
- Decided
- May 13, 1997
- Review
- 190 days
- Class
- Class II
- Product code
- DWF
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K820297 (1982). No later device cites it as a predicate yet.
- Root · 1 generation backK820297 WM. Harvey Overpressure Safety ValveC.R. Bard, Inc. · 1982 · Recalled
- This deviceK964391 Chase Left Vent Safety ValveChase Medical, Inc. · 1997
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K820297 | WM. Harvey Overpressure Safety Valve | C.R. Bard, Inc. | 1982 | 4 |
| 0 (this device) | K964391 | Chase Left Vent Safety Valve | Chase Medical, Inc. | 1997 | — |
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 DWF? 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 DWF device
- #1 K251258 MC2™ Two-Stage Venous Cannula; MC2X™…score 14.6 · 8 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K820297 | WM. Harvey Overpressure Safety ValveSummary page 1…ssification: Class II device V. Safety and Effectiveness: Substantial Equivalence: This device is substantially equivalent to the C.R. Bard overpressure safety valve, (K820297). VL Other Safety and Effectiveness Data: Materials: All material are identical to the predicate device. Sterilization: Valida… | 1982 |
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?
- Its one ancestor has a recall.
- 1 other device also cites its predicate K820297.
How does its category compare?
All DWF devicesDWF Catheter, Cannula And Tubing, Vascular, Cardiopulmonary Bypass: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · DWF
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DWF
89in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DWF
4in 2024
Class I (3 since 2007) Class II/III not classified
Adverse event reports per year · DWF
1,020in 2025
MAUDE reports naming product code DWF, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 2 | — | 25 | 121 |
| 2008 | 6 | 95 | 25 | 126 |
| 2009 | 8 | 148 | 21 | 99 |
| 2010 | 3 | 62 | 26 | 197 |
| 2011 | 5 | 85 | 13 | 212 |
| 2012 | 10 | 110 | 37 | 233 |
| 2013 | 9 | 110 | 14 (1) | 238 |
| 2014 | 14 | 110 | 6 | 325 |
| 2015 | 9 | 46 | 3 (1) | 218 |
| 2016 | 3 | 32 | 3 | 144 |
| 2017 | 5 | 127 | 2 (1) | 101 |
| 2018 | 5 | 30 | 10 | 118 |
| 2019 | 3 | 120 | 2 | 179 |
| 2020 | 3 | 30 | 0 | 142 |
| 2021 | 5 | 358 | 3 | 162 |
| 2022 | 2 | — | 0 | 276 |
| 2023 | 2 | — | 0 | 470 |
| 2024 | 3 | 29 | 4 | 401 |
| 2025 | 4 | 89 | 0 | 1,020 |
| 2026 | 8 | 81 | 20 | — |
What is it indicated for?
The Chase Left Vent Safety Valve is intended to be used during open heart surgery and placed in a vent line to permit flow only away from the heart, prevent buildup of line pressure, and limit line vacuum.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K964391 · printed Nov 5, 2026
Cite this page
510(k) Report. “K964391: Chase Left Vent Safety Valve.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K964391
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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