A61B 1/273
Instruments for performing medical examinations of the interior of cavities or tubes
Official title: for the upper alimentary canal, e.g. oesophagoscopes or gastroscopes
A61B1/273 (Instruments for performing medical examinations of the interior of cavities or tubes) appears on 923 US grants and 1,376 published applications in this corpus.
Search patents in A61B- Granted patents
- 923
- Published applications
- 1,376
- Assignees
- 386
- Inventors
- 2,005
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 7 |
| 2002 | 5 | 18 |
| 2003 | 9 | 25 |
| 2004 | 15 | 16 |
| 2005 | 11 | 41 |
| 2006 | 13 | 53 |
| 2007 | 4 | 49 |
| 2008 | 10 | 44 |
| 2009 | 11 | 56 |
| 2010 | 28 | 60 |
| 2011 | 26 | 40 |
| 2012 | 43 | 33 |
| 2013 | 46 | 50 |
| 2014 | 42 | 50 |
| 2015 | 28 | 39 |
| 2016 | 35 | 47 |
| 2017 | 32 | 49 |
| 2018 | 32 | 62 |
| 2019 | 32 | 69 |
| 2020 | 58 | 85 |
| 2021 | 76 | 93 |
| 2022 | 58 | 86 |
| 2023 | 64 | 97 |
| 2024 | 68 | 79 |
| 2025 | 74 | 89 |
| 2026 | 43 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultrasonic attachment assembly for an endoscope6 Oct 2026US 12,751,601 B2EndoSound, Inc.
- Manometry systems15 Sep 2026US 12,733,788 B2Covidien LP
- Endoscope system15 Sep 2026US 12,733,793 B2Olympus Corporation
- Estimating the adequacy of a procedure8 Sep 2026US 12,727,739 B2Given Imaging Ltd.
- Medical scope1 Sep 2026US 12,721,506 B2
- Distal tip for medical devices and related methods8 Oct 2026US 2026/0305914 A1Boston Scientific Scimed, Inc.
- An insufflator, an insufflating system and a method for insufflating a cavity in the body of a human or animal subject8 Oct 2026US 2026/0306757 A1Palliare Limited
- Rapid evaporative ionisation mass spectrometry ("reims") and desorption electrospray ionisation mass spectrometry ("desi-ms") analysis of swabs and biopsy samples10 Sep 2026US 2026/0269206 A1Micromass UK Limited
- Processing system, endoscope system, and processing method3 Sep 2026US 2026/0256527 A1Olympus Corporation
- Automated systems and methods for assisting with medical procedures27 Aug 2026US 2026/0248558 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Apparatus and method for resectioning gastro-esophageal tissue2,688US 6,835,199 B2Rex Medical, L. P. · 2004
- Surgical device for stapling and fastening body tissues2,489US 5,395,030 AOlympus Optical Co., Ltd. · 1995
- Flexible endoscopic surgical instrument for invagination and fundoplication2,263US 6,086,600 ASymbiosis Corporation · 2000
- Stapler for endoscopes2,018US 6,872,214 B2Medigus Ltd. · 2005
- Stapler for endoscopes1,742US 8,128,645 B2Medigus Ltd. · 2012