510(k) · Cleared
Recalled · Class II · 2019Guidezilla II Guide Extension Catheter; Guidezilla II LONG Guide Extension Catheter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Boston Scientific Corporation · DQY Catheter, Percutaneous
Cleared on Mar 23, 2017 as substantially equivalent to K123765 (Boston Scientific, 2013) after a 120-day review. Its family tree reaches back 1 generation to 2013. It has been recalled once.
- Decided
- Mar 23, 2017
- Review
- 120 days
- Class
- Class II
- Product code
- DQY
- Recalls
- 1
- Predicates
- 1
Its longest line of descent runs back 1 generation to K123765 (2013). No later device cites it as a predicate yet.
- Root · 1 generation backK123765 Guidezilla Guide Extension CatheterBoston Scientific · 2013
- This deviceK163314 Guidezilla II Guide Extension Catheter; Guidezilla II LONG Guide…Boston Scientific Corporation · 2017
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K123765 | Guidezilla Guide Extension Catheter | Boston Scientific | 2013 | — |
| 0 (this device) | K163314 | Guidezilla II Guide Extension Catheter; Guidezilla II LONG Guide Extension… | Boston Scientific Corporation | 2017 | — |
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 DQY? 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 DQY device
- #1 K234115 APRO 55 Catheterscore 17.5 · 6 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 |
|---|---|---|---|
| * | K123765 | Guidezilla Guide Extension CatheterSummary page 4…atheter Product Code DQY Classification Class II, 21 CFR Part 870.1250 Primary Predicate Guidezilla™ Guide K123765 19 March 2013 Device Extension Catheter Reference GuideLiner V2 Catheter K112082 01 December 20… | 2013 |
| † | K112082 | Guideliner V2 Catheter | 2011 |
| † | K091750 | Guideliner Catheter, Models 5571, 5572, 5573 | 2009 |
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
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Oct 24, 2019 | Class II | Z-0578-2020 | Process control | Certain dilation and extension catheters are being recalled because these catheters may have missed the hydrophilic coating step, which creates a lubricious surface on the devices, during the manufacturing process. |
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Its one ancestor has no recall.
How does its category compare?
All DQY devicesDQY Catheter, Percutaneous: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.
FDA decisions per year · DQY
21in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DQY
115in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DQY
1in 2025
Class I (10 since 2007) Class II/III not classified
Adverse event reports per year · DQY
3,056in 2025
MAUDE reports naming product code DQY, 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 | 16 | 85 | 6 | 313 |
| 2008 | 31 | 66 | 12 | 496 |
| 2009 | 37 | 73 | 17 | 819 |
| 2010 | 22 | 74 | 32 | 1,293 |
| 2011 | 36 | 71 | 6 | 1,211 |
| 2012 | 30 | 87 | 2 | 1,191 |
| 2013 | 32 | 92 | 36 (1) | 1,352 |
| 2014 | 19 | 127 | 3 | 1,497 |
| 2015 | 27 | 118 | 3 | 2,337 |
| 2016 | 22 | 117 | 22 (7) | 2,252 |
| 2017 | 26 | 113 | 8 | 2,489 |
| 2018 | 25 | 106 | 2 | 2,855 |
| 2019 | 30 | 111 | 1 | 2,902 |
| 2020 | 20 | 120 | 2 | 2,889 |
| 2021 | 18 | 81 | 2 | 3,006 |
| 2022 | 18 | 74 | 0 | 2,643 |
| 2023 | 18 | 114 | 17 | 3,049 |
| 2024 | 16 | 87 | 1 | 3,190 |
| 2025 | 21 | 115 | 1 (1) | 3,056 |
| 2026 | 11 | 30 | 2 (1) | — |
What is it indicated for?
The Guidezilla IT Guide Extension Catheter is intended to be used in conjunction with guide catheters to access discrete regions of the coronary and/or peripheral vasculature, and to facilitate placement of interventional devices.
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/K163314 · printed Nov 6, 2026
Cite this page
510(k) Report. “K163314: Guidezilla II Guide Extension Catheter; Guidezilla II LONG Guide Extension Catheter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K163314
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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