A61M 19/00
Local anaesthesia
Official title: Local anaesthesia (syringes therefor A61M5/00); Hypothermia (A61M5/42 takes precedence; cooling blood in a bypass of the arterial system A61M1/36)
A61M19/00 (Local anaesthesia) appears on 451 US grants and 662 published applications in this corpus.
Search patents in A61M- Granted patents
- 451
- Published applications
- 662
- Assignees
- 274
- Inventors
- 899
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 6 |
| 2003 | 2 | 3 |
| 2004 | 6 | 4 |
| 2005 | 0 | 11 |
| 2006 | 5 | 5 |
| 2007 | 3 | 7 |
| 2008 | 0 | 5 |
| 2009 | 1 | 17 |
| 2010 | 8 | 11 |
| 2011 | 9 | 18 |
| 2012 | 14 | 25 |
| 2013 | 16 | 30 |
| 2014 | 14 | 26 |
| 2015 | 18 | 44 |
| 2016 | 26 | 45 |
| 2017 | 24 | 63 |
| 2018 | 26 | 33 |
| 2019 | 49 | 52 |
| 2020 | 33 | 49 |
| 2021 | 29 | 50 |
| 2022 | 25 | 48 |
| 2023 | 30 | 40 |
| 2024 | 30 | 27 |
| 2025 | 20 | 26 |
| 2026 | 12 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Medical cooling device and cooling method using the same15 Sep 2026US 12,734,065 B2RecensMedical, Inc.
- Combination endotracheal tube stylet with medication atomization system8 Sep 2026US 12,728,225 B2The Regents of the University of California
- Compositions and delivery methods for treating dental infections, inflammation, sensitivity, and for use in dental restorations25 Aug 2026US 12,714,837 B2University of Maryland, Baltimore
- Methods of alleviating symptoms of ocular surface discomfort using medical ice slurry28 Jul 2026US 12,690,908 B2Eyecool Therapeutics, Inc.
- Cooling apparatus and cooling method21 Jul 2026US 12,685,667 B2RecensMedical, Inc.
- Device and Method for Nerve Block by Local Cooling to Room Temperature1 Oct 2026US 2026/0294678 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
- Cooling Systems, Devices, and Related Methods23 Jul 2026US 2026/0207376 A1Neuraxis, Inc.
- Methods of alleviating symptoms of ocular surface discomfort using medical ice slurry2 Jul 2026US 2026/0183039 A1Eyecool Therapeutics, Inc.
- Methods of treating trigeminal nerve pain25 Jun 2026US 2026/0174711 A1Vanderbilt University
- Systems, devices, and methods for reducing a temperature of a user's mouth and surrounding tissue18 Jun 2026US 2026/0165877 A1The Board of Trustees of the Leland Stanford Junior University
Most cited
By later US patents