510(k) Report

510(k) · Cleared

Cleared

AC-1 Adapter Cable, 8 Pin and 12 Pin Philips

K050252510(k) SpecialCleared May 11, 200597-day reviewClass II21 CFR 870.2700

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

Masimo Corporation · DQA Oximeter

Cleared on May 11, 2005 as substantially equivalent to K033349 (Masimo Corp., 2004) after a 97-day review. Its family tree reaches back 5 generations to 1997.

Decided
May 11, 2005
Review
97 days
Class
Class II
Product code
DQA
Recalls
None
Predicates
1

Its longest line of descent runs back 5 generations to K962603 (1997). 9 ancestors in all, the oldest K863784 (1986). No later device cites it as a predicate yet.

  1. Root · 5 generations backK962603 Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & CablesMasimo Corp. · 1997
  2. 4 generations backK973887 Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and…Masimo Corp. · 1998
  3. 3 generations backK982255 Model 2000 Pulse OximeterIvy Biomedical Systems, Inc. · 1998
  4. 2 generations backK991823 N-395 Pulse Oximeter, Model N-395Nellcor Puritan Bennett, Inc. · 1999
  5. 1 generation backK033349 AC-1 SP02 Adaptor Cable, Model AC-1Masimo Corp. · 2004
  6. This deviceK050252 AC-1 Adapter Cable, 8 Pin and 12 Pin PhilipsMasimo Corporation · 2005
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−5K962603Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & CablesMasimo Corp.1997—
−4K973887Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and CablesMasimo Corp.1998—
−3K982255Model 2000 Pulse OximeterIvy Biomedical Systems, Inc.1998—
−2K991823N-395 Pulse Oximeter, Model N-395Nellcor Puritan Bennett, Inc.1999—
−1K033349AC-1 SP02 Adaptor Cable, Model AC-1Masimo Corp.2004—
0 (this device)K050252AC-1 Adapter Cable, 8 Pin and 12 Pin PhilipsMasimo Corporation2005—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198610
199610
200010
200310
FIG. 1 — Lineage of K050252, 1997–2005Source: 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 DQA? 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 DQA device

  1. #1 K221282 Empatica Health Monitoring Platformscore 20.1 · 38 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
*K033349AC-1 SP02 Adaptor Cable, Model AC-1
Summary page 1
…Classification Name and Product Code: Cable, Transducer and Electrode (74DSA) (870.2900) Substantially Equivalent Devices: AC-i Adapter Cable - K033349 Device Description cable that allows th…
Masimo Corp.2004—

Also cleared against K033349: 1 other device →

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 8 years and passes through 4 companies; a new generation was cleared every 11 months on median.
  • None of the 9 ancestors has a recall.
  • 1 other device also cites its predicate K033349.

How does its category compare?

All DQA devices

DQA Oximeter: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · DQA

15in 2025

2007: 202008: 222009: 352010: 292011: 152012: 142013: 152014: 112015: 132016: 142017: 92018: 182019: 192020: 152021: 102022: 202023: 132024: 142025: 152026 (partial year): 8
2007high 35 (2009) · low 9 (2017)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DQA

182in 2025

2007: 122 days median2008: 97 days median2009: 117 days median2010: 127 days median2011: 195 days median2012: 120 days median2013: 182 days median2014: 175 days median2015: 158 days median2016: 246 days median2017: 200 days median2018: 260 days median2019: 158 days median2020: 126 days median2021: 174 days median2022: 265 days median2023: 317 days median2024: 285 days median2025: 182 days median2026 (partial year): 187 days median
2007high 317 (2023) · low 97 (2008)2026

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

Recalls per year · DQA

3in 2024

2007: 62008: 52009: 292010: 42011: 12014: 22015: 12018: 322024: 3
2007high 32 (2018) · low 0 (2012)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · DQA

399in 2025

2007: 3252008: 3122009: 2812010: 1852011: 1642012: 3222013: 4682014: 1,1242015: 2,0822016: 1,7752017: 1,1902018: 6942019: 5482020: 4262021: 5532022: 4782023: 3922024: 5452025: 399
2007high 2,082 (2015) · low 164 (2011)2025

MAUDE reports naming product code DQA, 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
2007201226325
200822975312
20093511729281
2010291274185
2011151951164
2012141200322
2013151820468
20141117521,124
20151315812,082
20161424601,775
2017920001,190
20181826032694
2019191580548
2020151260426
2021101740553
2022202650478
2023133170392
2024142853545
2025151820399
202681870—

What is it indicated for?

The AC-I Adapter Cable, 8 pin and 12 pin Philips is indicated for the continuous noninvasive monitoring of functional oxygen saturation of arterial hemoglobin (SpO2) and pulse rate (measured by an SpO2 sensor) for use with adult, pediatric, infant, and neonatal patients in hospitals, hospital-type facilities, mobile, and home environments.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K050252: AC-1 Adapter Cable, 8 Pin and 12 Pin Philips.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K050252

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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