A61M 16/00
Devices for influencing the respiratory system of patients by gas treatment
Official title: Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators (iron lungs A61H31/02); Tracheal tubes
A61M16/00 (Devices for influencing the respiratory system of patients by gas treatment) appears on 17,462 US grants and 21,690 published applications in this corpus.
Search patents in A61M- Granted patents
- 17,462
- Published applications
- 21,690
- Assignees
- 4,682
- Inventors
- 23,505
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 81 | 0 |
| 1977 | 105 | 0 |
| 1978 | 70 | 0 |
| 1979 | 62 | 0 |
| 1980 | 90 | 0 |
| 1981 | 104 | 0 |
| 1982 | 86 | 0 |
| 1983 | 52 | 0 |
| 1984 | 92 | 0 |
| 1985 | 94 | 0 |
| 1986 | 90 | 0 |
| 1987 | 121 | 0 |
| 1988 | 72 | 0 |
| 1989 | 138 | 0 |
| 1990 | 114 | 0 |
| 1991 | 156 | 0 |
| 1992 | 112 | 0 |
| 1993 | 144 | 0 |
| 1994 | 191 | 0 |
| 1995 | 166 | 0 |
| 1996 | 228 | 0 |
| 1997 | 224 | 0 |
| 1998 | 253 | 0 |
| 1999 | 222 | 0 |
| 2000 | 246 | 0 |
| 2001 | 205 | 85 |
| 2002 | 243 | 326 |
| 2003 | 310 | 378 |
| 2004 | 278 | 458 |
| 2005 | 213 | 503 |
| 2006 | 300 | 550 |
| 2007 | 222 | 494 |
| 2008 | 202 | 704 |
| 2009 | 221 | 702 |
| 2010 | 312 | 717 |
| 2011 | 383 | 723 |
| 2012 | 461 | 773 |
| 2013 | 661 | 936 |
| 2014 | 632 | 1062 |
| 2015 | 600 | 1064 |
| 2016 | 580 | 1021 |
| 2017 | 659 | 1029 |
| 2018 | 712 | 1014 |
| 2019 | 870 | 1140 |
| 2020 | 965 | 1213 |
| 2021 | 911 | 1357 |
| 2022 | 933 | 1330 |
| 2023 | 921 | 1256 |
| 2024 | 903 | 1173 |
| 2025 | 898 | 1028 |
| 2026 | 554 | 654 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 16/10Preparation of respiratory gases or vapours7,136
- A61M 16/0003Accessories therefor6,188
- A61M 16/06Respiratory or anaesthetic masks5,744
- A61M 16/08Bellows5,732
- A61M 16/0057Pumps therefor4,578
- A61M 16/021Operated by electrical means4,317
- A61M 16/04Tracheal tubes4,315
- A61M 16/20Valves specially adapted to medical respiratory devices3,529
All 16 subgroupsShow fewer
- A61M 16/0051Devices for influencing the respiratory system of patients by gas treatment: with2,044
- A61M 16/01Devices for influencing the respiratory system of patients by gas treatment: specially567
- A61M 16/0087Environmental safety or protection means516
- A61M 16/22Carbon dioxide-absorbing devices466
- A61M 16/0096High frequency jet ventilation233
- A61M 16/0045Means for re-breathing exhaled gases168
- A61M 16/0048Mouth-to-mouth respiration119
- A61M 16/0054Liquid ventilation56
Recent patents
- System and method for evoking a reflex to monitor the nerves of the larynx6 Oct 2026US 12,751,667 B2Medtronic Xomed, Inc.
- Methods for delivery of psychedelic medications by inhalation and systems for performing the methods6 Oct 2026US 12,751,940 B2Cybin IRL Limited
- CPAP device6 Oct 2026US 12,752,066 B2Murata Manufacturing Co., Ltd.
- Auto identification of patient interface based on changes in a pressure support system6 Oct 2026US 12,752,067 B2Koninklijke Philips N. V.
- Frame assembly for a ventilator to deliver gas6 Oct 2026US 12,752,068 B2Dcstar Inc
- Nasal/oral cannula system and manufacturing8 Oct 2026US 2026/0305976 A1Masimo Sweden AB
- Pumping system and method for home healthcare devices8 Oct 2026US 2026/0306727 A1
- Inhalation therapy device8 Oct 2026US 2026/0306761 A1PARI Pharma GmbH
- System and method for airway muscle activation using air pressure routines8 Oct 2026US 2026/0306768 A1NovaResp Technologies Inc.
- Methods and apparatus for high gas flow8 Oct 2026US 2026/0306769 A1Fisher & Paykel Healthcare Limited
Most cited
By later US patents
- Apparatus for ablating turbinates1,524US 6,517,535 B2Gyrus Ent, L.L.C. · 2003
- Medical instruments for introduction into the respiratory tract of a patient1,502US 4,454,887 A1984
- Stereo pulse oximeter1,413US 6,334,065 B1Masimo Corporation · 2001
- CPR system with feed back instruction1,181US 8,511,308 B2Cpair, Inc. · 2013
- Device for treating snoring sickness1,178US 4,944,310 ASomed Pty. Ltd. · 1990