510(k) · Cleared
ClearedImpulse and Expo Angiographic Catheter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Boston Scientific Corp · DQO Catheter, Intravascular, Diagnostic
Cleared on May 21, 2012 as substantially equivalent to K964859 (Scimed Life Systems, Inc., 1997) and 3 other predicates after a 94-day review. Its family tree reaches back 1 generation to 1994. 1 of the 6 devices in its family, counting itself, has a Class I recall. 1 later device descends from it.
- Decided
- May 21, 2012
- Review
- 94 days
- Class
- Class II
- Product code
- DQO
- Recalls
- None
- Predicates
- 4
Its longest line of descent runs back 1 generation to K934581 (1994). 4 ancestors in all. 1 later device descends from it, 1 citing it directly. 1 of the 6 devices in this family, counting this one, has a Class I recall.
- Root · 1 generation backK934581 Scimed 5, 7, and 8 French Angiographic CathetersScimed Life Systems, Inc. · 1994 · Recalled
- This deviceK120495 Impulse and Expo Angiographic CatheterBoston Scientific Corp · 2012
- Descendant · cites it directly · 0 of its ownK152605 Impulse Angiographic Catheter, Expo Angiographic CatheterBoston Scientific Corporation · 2015 · Recalled (Class I)
Class I recalls in this family
- K152605 Impulse Angiographic Catheter, Expo Angiographic…cites it directly · 2015
Most influential descendants
Showing 1 of 1 · See all- K152605Impulse Angiographic Catheter, Expo Angiographic CatheterBoston Scientific Corporation · 2015 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K934581 | Scimed 5, 7, and 8 French Angiographic Catheters | Scimed Life Systems, Inc. | 1994 | 1 |
| 0 (this device) | K120495 | Impulse and Expo Angiographic Catheter | Boston Scientific Corp | 2012 | — |
| +1 | K152605 | Impulse Angiographic Catheter, Expo Angiographic Catheter | Boston Scientific Corporation | 2015 | Class I |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1994 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2015 | 1 | 1 |
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.
1 device in this family has a Class I recall. 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 DQO device
- #1 K254278 Arterial Pressure Monitoring Set/Trayscore 14.4 · 2 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (4)
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 |
|---|---|---|---|
| * | K964859 | Scimed 5 French Impulse Angiographic CathetersSummary page 1…on Name: Diagnostic Intravascular Guide Catheter Classification: 11 Product Code: 000, 21 CFR 870.1200 Predicate Device: ,Impulse: K964859 (10 Feb 1997), K974559 (23 Feb 1998) Expo: K934581 (13 March 1994), K934541 (12 May 1994) Device Descrip… | 1997 |
| * | K974559 | Scimed 6 French Impulse Angiographic CathetersSummary page 1…agnostic Intravascular Guide Catheter Classification: 11 Product Code: 000, 21 CFR 870.1200 Predicate Device: ,Impulse: K964859 (10 Feb 1997), K974559 (23 Feb 1998) Expo: K934581 (13 March 1994), K934541 (12 May 1994) Device Description The lmpulseTM and… | 1998 |
| * | K934581 | Scimed 5, 7, and 8 French Angiographic CathetersSummary page 1…11 Product Code: 000, 21 CFR 870.1200 Predicate Device: ,Impulse: K964859 (10 Feb 1997), K974559 (23 Feb 1998) Expo: K934581 (13 March 1994), K934541 (12 May 1994) Device Description The lmpulseTM and EXpoTM Angiographic Catheters are single lumen cathet… | 1994 |
| * | K934541 | Scimed 6 French Angiographic Catheter ModificationSummary page 1…: 000, 21 CFR 870.1200 Predicate Device: ,Impulse: K964859 (10 Feb 1997), K974559 (23 Feb 1998) Expo: K934581 (13 March 1994), K934541 (12 May 1994) Device Description The lmpulseTM and EXpoTM Angiographic Catheters are single lumen catheters offered in Selective,… | 1994 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K152605 | Impulse Angiographic Catheter, Expo Angiographic Catheter Class I | 2015 | 0 |
Has anything in its family been recalled? (1 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K152605Impulse Angiographic Catheter, Expo Angiographic CatheterBoston Scientific Corporation · 2015 · Cites it directly · ◆ in the 2015 descendants bar of FIG. 148 Class I recalls
What does this lineage say?
- 4 of the 4 ancestors have a recall of any class.
- Of its descendants, K152605 (Boston Scientific Corporation, 2015) has gone furthest, with 0 descendants of its own.
How does its category compare?
All DQO devicesDQO Catheter, Intravascular, Diagnostic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2012, this device’s year, is highlighted.
FDA decisions per year · DQO
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DQO
148in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DQO
1in 2023
Class I (11 since 2007) Class II/III not classified
Adverse event reports per year · DQO
656in 2025
MAUDE reports naming product code DQO, 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 | 8 | 106 | 14 | 564 |
| 2008 | 3 | 80 | 4 | 726 |
| 2009 | 8 | 58 | 7 | 933 |
| 2010 | 7 | 137 | 11 | 556 |
| 2011 | 6 | 74 | 7 | 625 |
| 2012 | 15 | 94 | 2 | 532 |
| 2013 | 2 | — | 1 | 753 |
| 2014 | 3 | 109 | 0 | 601 |
| 2015 | 10 | 209 | 1 (1) | 628 |
| 2016 | 4 | 89 | 2 (1) | 614 |
| 2017 | 10 | 176 | 1 | 873 |
| 2018 | 10 | 234 | 2 | 777 |
| 2019 | 6 | 113 | 71 | 386 |
| 2020 | 3 | 30 | 4 (4) | 312 |
| 2021 | 1 | — | 0 | 338 |
| 2022 | 4 | 181 | 1 | 379 |
| 2023 | 4 | 73 | 1 (1) | 391 |
| 2024 | 4 | 148 | 0 | 511 |
| 2025 | 2 | — | 0 | 656 |
| 2026 | 3 | 85 | 24 (4) | — |
What is it indicated for?
The lmpulseTM and ExpoTm Angiographic Catheters are designed to provide a pathway to be used for delivering contrast media to selected sites in the vascular system during an angiographic procedure.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K120495 · printed Nov 6, 2026
Cite this page
510(k) Report. “K120495: Impulse and Expo Angiographic Catheter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K120495
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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