510(k) Report

510(k) · Cleared

Cleared

U-Blade Veress Needle

K162648510(k) TraditionalCleared Dec 12, 201681-day reviewClass II21 CFR 884.1730

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Tianjin Uwell Medical Device Manufacturing Co., Ltd. · HIF Insufflator, Laparoscopic

Cleared on Dec 12, 2016 as substantially equivalent to K111441 (Unimax Medical Systems, Inc., 2011) after an 81-day review. Its family tree reaches back 2 generations to 2000.

Decided
Dec 12, 2016
Review
81 days
Class
Class II
Product code
HIF
Recalls
None
Predicates
1

Its longest line of descent runs back 2 generations to K993625 (2000). No later device cites it as a predicate yet.

  1. Root · 2 generations backK993625 Insufflation Needle- 120MM, Model 900-200Genicon, LC · 2000
  2. 1 generation backK111441 Unimax Veress NeedleUnimax Medical Systems, Inc. · 2011
  3. This deviceK162648 U-Blade Veress NeedleTianjin Uwell Medical Device Manufacturing Co., Ltd. · 2016
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−2K993625Insufflation Needle- 120MM, Model 900-200Genicon, LC2000—
−1K111441Unimax Veress NeedleUnimax Medical Systems, Inc.2011—
0 (this device)K162648U-Blade Veress NeedleTianjin Uwell Medical Device Manufacturing Co., Ltd.2016—
FIG. 1 — Lineage of K162648, 2000–2016Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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 HIF? 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 HIF device

  1. #1 K250388 Endoflator +score 15.8 · 10 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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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.

TypeNumberDeviceApplicantDecidedRecalls
*K111441Unimax Veress Needle
Summary page 4
…510(k) Code Number Unimax Veress Needle Unimax Medical HIF K111441 Systems Inc FHO The Predicate Device has not been subject to a design-related reca…
Unimax Medical Systems, Inc.2011—

Also cleared against K111441: 2 other devices →

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?

  • The line of descent spans 16 years and passes through 3 companies; a new generation was cleared every 11.2 years on median.
  • None of the 2 ancestors has a recall.
  • 2 other devices also cite its predicate K111441.

How does its category compare?

All HIF devices

HIF Insufflator, Laparoscopic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.

FDA decisions per year · HIF

3in 2025

2007: 42008: 22009: 42010: 22011: 52012: 52013: 22014: 22015: 22016: 32017: 52018: 32019: 22020: 42021: 12022: 12023: 72024: 42025: 32026 (partial year): 3
2007high 7 (2023) · low 1 (2021)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · HIF

210in 2025

2007: 140 days median2009: 191 days median2011: 128 days median2012: 138 days median2016: 88 days median2017: 242 days median2018: 207 days median2020: 64 days median2023: 134 days median2024: 170 days median2025: 210 days median2026 (partial year): 265 days median
2007high 265 (2026) · low 64 (2020)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · HIF

12so far in 2026, the most since 2007

2008: 12016: 12018: 12023: 1, 1 Class I2026 (partial year): 12
2007high 12 (2026) · low 0 (2007)2026

Class I (1 since 2007) Class II/III not classified

Adverse event reports per year · HIF

1,507in 2025

2007: 82008: 142009: 212010: 412011: 442012: 382013: 402014: 432015: 302016: 722017: 682018: 972019: 1282020: 3602021: 6542022: 6672023: 8902024: 1,4832025: 1,507
2007high 1,507 (2025) · low 8 (2007)2025

MAUDE reports naming product code HIF, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
2007414008
20082—114
20094191021
20102—041
20115128044
20125138038
20132—040
20142—043
20152—030
2016388172
20175242068
20183207197
20192—0128
20204640360
20211—0654
20221—0667
202371341 (1)890
2024417001,483
2025321001,507
2026326512—

What is it indicated for?

The U-Blade Veress Needle is intended for percutaneous insertion into the peritoneal cavity for the purpose of insufflation

with carbon dioxide to establish pneumoperitoneum prior to the placement of trocars during laparoscopic procedures.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K162648: U-Blade Veress Needle.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K162648

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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