510(k) Report

510(k) · Cleared

Cleared

AnapnoGuard 100 Respiratory Guard System

K150157510(k) TraditionalCleared Feb 16, 2016389-day reviewClass II21 CFR 868.5750

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

Hospitech Respiration, Ltd. · BSK Cuff, Tracheal Tube, Inflatable

Cleared on Feb 16, 2016 as substantially equivalent to K092733 (Arm Medical Devices, Inc., 2010) and 2 other predicates after a 389-day review. Its family tree reaches back 6 generations to 1995. 4 of the 35 devices in its family, counting itself, have a Class I recall. 2 later devices descend from it.

Decided
Feb 16, 2016
Review
389 days
Class
Class II
Product code
BSK
Recalls
None
Predicates
3

Its longest line of descent runs back 6 generations to K945062 (1995). 32 ancestors in all, the oldest K791045 (1979). 2 later devices descend from it, 1 citing it directly. 4 of the 35 devices in this family, counting this one, have a Class I recall.

Other ancestors, by year clearedDescendants, by year cleared 2010: 2 other ancestors2008: 2 other ancestors2006: 3 other ancestors2005: 2 other ancestors1995: 1 other ancestor1991: 1 other ancestor1990: 1 other ancestor1979: 1 other ancestor2012: 1 other ancestor2004: 1 other ancestor2000: 2 other ancestors, 1 with a Class I recall11999: 1 other ancestor1998: 1 other ancestor1997: 1 other ancestor1996: 2 other ancestors, 2 with a Class I recall21993: 1 other ancestor, 1 with a Class I recall11987: 1 other ancestor2002: 1 other ancestor1994: 1 other ancestor2018: 1 descendant cleared2022: 1 descendant clearedReference device: K082520 · Sealguard Evac Endotracheal and Endotracheal Tubes · Mallinckrodt Medical · 2008 · recalledReference device: K091761 · Teleflex Isis HVT Tracheal Tube, Cuffed, with Subglottic Secretion Suction Port · Teleflexmedical, Inc. · 2009 · Class I recallReference device: K031997 · Mallinckrodt Dar TY-Care / TY-Care Exel Closed Suction System · Mallinckrodt Dar S.R.L. · 2003Reference device: K081805 · Cuffalert · Sunmed · 2008Reference device: K081778 · NS Series Vacuum/Pressure Gauges, Cuff Pressure Monitors · Instrumentation Industries, Inc. · 2008Reference device: K024300 · Microcap Plus/NPB-75 · Oridion Medical 1987, Ltd. · 2003Reference device: K103803 · Hamilton-G5 · Hamilton Medical AG · 2011 · Class I recallK945062 · Vacplus · Kinetic Concepts, Inc. · 1995K971548 · Ambuvac · Kinetic Concepts, Inc. · 1997K032310 · Mini V.a.C., V.a.C. Freedom, V.a.C. Ats · Kinetic Concepts, Inc. · 2003 · recalledK080357 · Medela Invia Wound Therapy · Medela AG · 2008 · recalledK113291 · Simex Negative Pressure Wound Therapy Powered Suction Pumps Series: Sim-EX200 and Sim-EX300 · Simex Medizintechnik GmbH · 2012K141255 · Simex Subglottic Aspiration System · Simex Medizintechnik GmbH · 201419801990200020102020
Other ancestors, by generationDescendants, by generation 1 generation back: 2 other ancestors2 generations back: 9 other ancestors3 generations back: 12 other ancestors, 4 with a Class I recall44 generations back: 2 other ancestors5 generations back: 1 other ancestor 1 generation forward: 1 descendant2 generations forward: 1 descendant K141255 · Simex Subglottic Aspiration System · Simex Medizintechnik GmbH · 2014K113291 · Simex Negative Pressure Wound Therapy Powered Suction Pumps Series: Sim-EX200 and Sim-EX300 · Simex Medizintechnik GmbH · 2012K080357 · Medela Invia Wound Therapy · Medela AG · 2008 · recalledK032310 · Mini V.a.C., V.a.C. Freedom, V.a.C. Ats · Kinetic Concepts, Inc. · 2003 · recalledK971548 · Ambuvac · Kinetic Concepts, Inc. · 1997K945062 · Vacplus · Kinetic Concepts, Inc. · 1995−50
  1. Root · 6 generations backK945062 VacplusKinetic Concepts, Inc. · 1995
  2. 5 generations backK971548 AmbuvacKinetic Concepts, Inc. · 1997
  3. 4 generations backK032310 Mini V.a.C., V.a.C. Freedom, V.a.C. AtsKinetic Concepts, Inc. · 2003 · Recalled
  4. 3 generations backK080357 Medela Invia Wound TherapyMedela AG · 2008 · Recalled
  5. 2 generations backK113291 Simex Negative Pressure Wound Therapy Powered Suction Pumps Series…Simex Medizintechnik GmbH · 2012
  6. 1 generation backK141255 Simex Subglottic Aspiration SystemSimex Medizintechnik GmbH · 2014
  7. This deviceK150157 AnapnoGuard 100 Respiratory Guard SystemHospitech Respiration, Ltd. · 2016
  8. Descendant · cites it directly · 1 of its ownK180991 AG 100sHospitech Respiration, Ltd. · 2018
  9. Descendant · 2 generations on · 0 of its ownK221477 AG100sHospitech Respiration, Ltd. · 2022

Class I recalls in this family

Most influential descendants

Showing 2 of 2 · See all
  • K180991AG 100sHospitech Respiration, Ltd. · 2018 · cites it directly1descendant
  • K221477AG100sHospitech Respiration, Ltd. · 2022 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−6K945062VacplusKinetic Concepts, Inc.1995—
−5K971548AmbuvacKinetic Concepts, Inc.1997—
−4K032310Mini V.a.C., V.a.C. Freedom, V.a.C. AtsKinetic Concepts, Inc.20032
−3K080357Medela Invia Wound TherapyMedela AG20081
−2K113291Simex Negative Pressure Wound Therapy Powered Suction Pumps Series: Sim-EX200…Simex Medizintechnik GmbH2012—
−1K141255Simex Subglottic Aspiration SystemSimex Medizintechnik GmbH2014—
0 (this device)K150157AnapnoGuard 100 Respiratory Guard SystemHospitech Respiration, Ltd.2016—
+1K180991AG 100sHospitech Respiration, Ltd.2018—
+2K221477AG100sHospitech Respiration, Ltd.2022—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
197910
198710
199010
199110
199311
199410
199510
199622
199710
199810
199910
200021
200210
200410
200520
200630
200820
201020
201210

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201810
202210
FIG. 1 — Lineage of K150157, 1995–2022Source: 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.

4 devices in this family have 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 BSK device

  1. #1 K261499 TrachFlushscore 13.0 · 5 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? (3)

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
*K092733PYTON
Summary page 6
…valence to the following predicate devices is claimed: Device Name 510k No Clearance Date PYTON Cuff Pressure K092733 Feb 26, 2010 Regulator SIMEX subglottic K141255 September 22, 2014 A…
Arm Medical Devices, Inc.2010—
*K141255Simex Subglottic Aspiration System
Summary page 6
…510k No Clearance Date PYTON Cuff Pressure K092733 Feb 26, 2010 Regulator SIMEX subglottic K141255 September 22, 2014 Aspiration System (suction) Hospitech Respiration AnapnoGuard Endot…
Simex Medizintechnik GmbH2014—
*K093126Anapnoguard Endotracheal Tube
Summary page 4
…following three main components:  The AnapnoGuard endotracheal tube (ETT) with inflatable cuff (FDA cleared under K093126).  The AnapnoGuard 100 Respiratory Guard System interconnection harness of tu…
Hospitech Respiration, Ltd.2010—
†K082520Sealguard Evac Endotracheal and Endotracheal TubesMallinckrodt Medical20082
†K091761Teleflex Isis HVT Tracheal Tube, Cuffed, with Subglottic Secretion Suction PortTeleflexmedical, Inc.2009Class I
†K031997Mallinckrodt Dar TY-Care / TY-Care Exel Closed Suction SystemMallinckrodt Dar S.R.L.2003—
†K081805CuffalertSunmed2008—
†K081778NS Series Vacuum/Pressure Gauges, Cuff Pressure MonitorsInstrumentation Industries, Inc.2008—
†K024300Microcap Plus/NPB-75Oridion Medical 1987, Ltd.2003—
†K103803Hamilton-G5Hamilton Medical AG2011Class I

Also cleared against K092733: 4 other devices →

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K180991AG 100sHospitech Respiration, Ltd.20181

Has anything in its family been recalled? (4 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.

  • K993786Rusch Oral/Nasal (Safety Clear Plus) Tracheal Tube Cuffed, Magill/MurphyRusch Intl. · 2000 · 3 generations back · ◆ in the 2000 ancestors bar of FIG. 13 Class I recalls
  • K961837Rush Oral/Nasal Tracheal Tube Cuffed Magill/MurphyRusch Intl. · 1996 · 3 generations back · ◆ in the 1996 ancestors bar of FIG. 132 Class I recalls
  • K961840Rusch Oral/Nasal Tracheal Tube, Plain Magill/MurphyRusch Intl. · 1996 · 3 generations back · ◆ in the 1996 ancestors bar of FIG. 124 Class I recalls
  • K931163Rusch Agt PVC Preform Oral Trach Tub/Cuf W/Mur EyeRusch, Inc. · 1993 · 3 generations back · ◆ in the 1993 ancestors bar of FIG. 112 Class I recalls

What does this lineage say?

  • The line of descent spans 21 years and passes through 4 companies; a new generation was cleared every 4.1 years on median.
  • 13 of the 32 ancestors have a recall of any class; 4 have a Class I recall.
  • Of its descendants, K180991 (Hospitech Respiration, Ltd., 2018) has gone furthest, with 1 descendant of its own.
  • 4 other devices also cite its predicate K092733.

How does its category compare?

All BSK devices

BSK Cuff, Tracheal Tube, Inflatable: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.

FDA decisions per year · BSK

2in 2025

2008: 12010: 12011: 32012: 22013: 12015: 12016: 42018: 22019: 12020: 22021: 12022: 12023: 12025: 22026 (partial year): 1
2007high 4 (2016) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · BSK

376in 2016

2011: 171 days median2016: 376 days median
2007high 376 (2016) · low 171 (2011)2026

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

Recalls per year · BSK

1in 2017

2013: 1, 1 Class I2017: 12026 (partial year): 1
2007high 1 (2013) · low 0 (2007)2026

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

Adverse event reports per year · BSK

46in 2025

2008: 22009: 32010: 52011: 152012: 622013: 162014: 52015: 12016: 12017: 32018: 42019: 22020: 12021: 92022: 42023: 512024: 1332025: 46
2007high 133 (2024) · low 0 (2007)2025

MAUDE reports naming product code BSK, 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
20070—00
20081—02
20090—03
20101—05
20113171015
20122—062
20131—1 (1)16
20140—05
20151—01
2016437601
20170—13
20182—04
20191—02
20202—01
20211—09
20221—04
20231—051
20240—0133
20252—046
20261—1—

What is it indicated for?

AnapnoGuard 100 Respiratory Guard System is intended for airway management by oral/nasal intubation while providing continuous endotracheal cuff pressure control using non-invasive measurement and monitoring of carbon dioxide concentration in the subglottic space and evacuation of secretions from above the endotracheal tube’s cuff.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K150157: AnapnoGuard 100 Respiratory Guard System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K150157

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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