A61B 1/313
Instruments for performing medical examinations of the interior of cavities or tubes
Official title: for introducing through surgical openings, e.g. laparoscopes
A61B1/313 (Instruments for performing medical examinations of the interior of cavities or tubes) appears on 2,512 US grants and 3,432 published applications in this corpus.
Search patents in A61B- Granted patents
- 2,512
- Published applications
- 3,432
- Assignees
- 934
- Inventors
- 4,609
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 3 | 0 |
| 1988 | 9 | 0 |
| 1989 | 10 | 0 |
| 1990 | 11 | 0 |
| 1991 | 13 | 0 |
| 1992 | 11 | 0 |
| 1993 | 14 | 0 |
| 1994 | 18 | 0 |
| 1995 | 21 | 0 |
| 1996 | 12 | 0 |
| 1997 | 18 | 0 |
| 1998 | 20 | 0 |
| 1999 | 19 | 0 |
| 2000 | 13 | 0 |
| 2001 | 18 | 3 |
| 2002 | 22 | 27 |
| 2003 | 27 | 36 |
| 2004 | 18 | 50 |
| 2005 | 23 | 59 |
| 2006 | 21 | 59 |
| 2007 | 17 | 85 |
| 2008 | 17 | 96 |
| 2009 | 27 | 89 |
| 2010 | 45 | 117 |
| 2011 | 49 | 92 |
| 2012 | 59 | 130 |
| 2013 | 82 | 123 |
| 2014 | 88 | 143 |
| 2015 | 115 | 158 |
| 2016 | 94 | 189 |
| 2017 | 110 | 186 |
| 2018 | 116 | 192 |
| 2019 | 167 | 228 |
| 2020 | 196 | 274 |
| 2021 | 175 | 239 |
| 2022 | 146 | 194 |
| 2023 | 197 | 214 |
| 2024 | 219 | 186 |
| 2025 | 150 | 171 |
| 2026 | 94 | 92 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Endoscope and method of use29 Sep 2026US 12,745,896 B2Meditrina, Inc.
- Endoscopic vessel harvesting devices with conditioning of insufflation gas29 Sep 2026US 12,746,028 B2Terumo Cardiovascular Systems Corporation
- Depth-based auto-exposure management29 Sep 2026US 12,750,593 B2Intuitive Surgical Operations, Inc.
- Lighted surgical access system22 Sep 2026US 12,740,694 B2Applied Medical Resources Corporation
- Short-wave infrared based imaging22 Sep 2026US 12,740,697 B2Cision Vision, Inc.
- Laparoscope drive system, laparoscope installation detection method, and surgical robot8 Oct 2026US 2026/0305932 A1Ronovo (Shanghai) Medical Science and Technology Ltd.
- System, method and computer-accessible medium for providing optical plaque burden assessment8 Oct 2026US 2026/0305949 A1Koninklijke Philips N. V.
- Method and System for Estimating Ultrasound Probe Pose in Laparoscopic Ultrasound Procedures8 Oct 2026US 2026/0306051 A1Edda Technology, Inc.
- Systems and methods for endoluminal valve creation8 Oct 2026US 2026/0306131 A1InterVene, Inc.
- Surgical Tool With Proximally Mounted Camera For Use With Cannulas8 Oct 2026US 2026/0306132 A1Viseon, Inc.
Most cited
By later US patents
- Automated surgical system and apparatus2,024US 5,368,015 A1994
- Single fold device for tissue fixation1,944US 7,914,543 B2Satiety, Inc. · 2011
- Insertable device and system for minimal access procedure1,731US 7,066,879 B2The Trustees of Columbia University in the City of New York · 2006
- Methods and apparatus for bypassing arterial obstructions and/or performing other transvascular procedures1,703US 6,190,353 B1TransVascular, Inc. · 2001
- Device for intracorporal, minimal-invasive treatment of a patient1,663US 6,648,816 B2KARL STORZ GmbH&Co.KG · 2003