A61M 16/0402
Special features for tracheal tubes not otherwise provided for
Official title: {Special features for tracheal tubes not otherwise provided for}
A61M16/0402 (Special features for tracheal tubes not otherwise provided for) appears on 1,355 US grants and 1,606 published applications in this corpus.
Search patents in A61M- Granted patents
- 1,355
- Published applications
- 1,606
- Assignees
- 598
- Inventors
- 2,195
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 10 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 20 | 0 |
| 1992 | 13 | 0 |
| 1993 | 21 | 0 |
| 1994 | 34 | 0 |
| 1995 | 19 | 0 |
| 1996 | 20 | 0 |
| 1997 | 27 | 0 |
| 1998 | 37 | 0 |
| 1999 | 30 | 0 |
| 2000 | 30 | 0 |
| 2001 | 15 | 11 |
| 2002 | 22 | 24 |
| 2003 | 29 | 40 |
| 2004 | 30 | 47 |
| 2005 | 15 | 47 |
| 2006 | 25 | 47 |
| 2007 | 23 | 47 |
| 2008 | 19 | 89 |
| 2009 | 17 | 58 |
| 2010 | 27 | 62 |
| 2011 | 32 | 72 |
| 2012 | 41 | 80 |
| 2013 | 55 | 81 |
| 2014 | 52 | 94 |
| 2015 | 53 | 68 |
| 2016 | 54 | 77 |
| 2017 | 44 | 71 |
| 2018 | 51 | 63 |
| 2019 | 61 | 81 |
| 2020 | 72 | 75 |
| 2021 | 37 | 85 |
| 2022 | 48 | 66 |
| 2023 | 53 | 68 |
| 2024 | 32 | 66 |
| 2025 | 53 | 47 |
| 2026 | 36 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 16/0409With mean for closing the oesophagus375
- A61M 16/0411With means for differentiating between oesophageal and tracheal intubation317
- A61M 16/0404With means for selective or partial lung respiration213
- A61M 16/0418With integrated means for changing the degree of curvature181
- A61M 16/0415With access means to the stomach172
- A61M 16/0427With removable and re-insertable liner tubes148
- A61M 16/042With separate conduits for in-and expiration gas104
- A61M 16/0431With a cross-sectional shape other than circular100
Recent patents
- System and method for evoking a reflex to monitor the nerves of the larynx6 Oct 2026US 12,751,667 B2Medtronic Xomed, Inc.
- Systems, devices, and techniques for positioning tubes including a split, articulating stylet29 Sep 2026US 12,746,357 B2Through the Cords, LLC
- Apparatus and method for improved assisted ventilation22 Sep 2026US 12,741,110 B2CoLabs Medical, Inc.
- Supraglottic airway device with a dynamic cuff with superior ventilating capability25 Aug 2026US 12,714,814 B2
- Anti-kink and ergonomic nasal cannula device25 Aug 2026US 12,714,816 B2
- Funneled t-connector with nebulizer for use with a positive pressure ventilator8 Oct 2026US 2026/0306780 A1Hill-Rom Services Pte. Ltd.
- Yankauer Suction Device with Auxiliary Access Port24 Sep 2026US 2026/0284344 A1Moser Medical
- Laryngeal Mask17 Sep 2026US 2026/0273212 A1
- Tracheal cannula and use of a tracheal cannula17 Sep 2026US 2026/0273213 A1Andreas Fahl Medizintechnik—Vertrieb GmbH
- Intubating method with magnetic and ultrasound positioning10 Sep 2026US 2026/0263719 A1Imam Abdulrahman Bin Faisal University
Most cited
By later US patents
- Method of and apparatus for determining very accurately the position of a device inside biological tissue496US 4,431,005 AMcCormick Laboratories, Inc. · 1984
- Lung cancer hyperthermia via ultrasound and/or convection with perfiuorochemical liquids373US 5,158,536 ABiopulmonics, Inc. · 1992
- Apparatus for pulmonary delivery of drugs with simultaneous liquid lavage and ventilation371US 5,562,608 ABiopulmonics, Inc. · 1996
- Apparatus for determining position of an endothracheal tube368US 5,257,636 A1993
- Nebulizing catheter system and methods of use and manufacture361US 5,964,223 ATrudell Medical Limited · 1999