A61F 2/4657
Measuring instruments used for implanting artificial joints
Official title: {Measuring instruments used for implanting artificial joints (for surgical instruments A61B90/06)}
A61F2/4657 (Measuring instruments used for implanting artificial joints) appears on 2,006 US grants and 2,621 published applications in this corpus.
Search patents in A61F- Granted patents
- 2,006
- Published applications
- 2,621
- Assignees
- 592
- Inventors
- 2,917
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 12 | 0 |
| 1997 | 10 | 0 |
| 1998 | 15 | 0 |
| 1999 | 28 | 0 |
| 2000 | 19 | 0 |
| 2001 | 32 | 7 |
| 2002 | 20 | 32 |
| 2003 | 25 | 46 |
| 2004 | 29 | 99 |
| 2005 | 15 | 90 |
| 2006 | 20 | 95 |
| 2007 | 30 | 96 |
| 2008 | 20 | 82 |
| 2009 | 50 | 106 |
| 2010 | 59 | 85 |
| 2011 | 63 | 94 |
| 2012 | 78 | 108 |
| 2013 | 98 | 109 |
| 2014 | 94 | 138 |
| 2015 | 97 | 97 |
| 2016 | 112 | 130 |
| 2017 | 116 | 158 |
| 2018 | 86 | 117 |
| 2019 | 123 | 124 |
| 2020 | 103 | 113 |
| 2021 | 91 | 126 |
| 2022 | 102 | 132 |
| 2023 | 110 | 144 |
| 2024 | 104 | 111 |
| 2025 | 112 | 97 |
| 2026 | 75 | 85 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 2002/4658For measuring dimensionsIndexing code773
- A61F 2002/4666For measuring force, pressure or mechanical tensionIndexing code537
- A61F 2002/4668For measuring anglesIndexing code532
- A61F 2002/4662For measuring penetration depthIndexing code315
- A61F 2002/4663For measuring volumes or other three-dimensional shapesIndexing code82
- A61F 2002/4672For measuring temperatureIndexing code42
- A61F 2002/467For measuring fluid pressureIndexing code34
- A61F 2002/4674For measuring the phIndexing code17
All 9 subgroupsShow fewer
Recent patents
- Assembly for use in knee surgery6 Oct 2026US 12,751,723 B2Eventum Orthopaedics Limited
- Sensor enabled interbody implants and methods for manufacturing same6 Oct 2026US 12,751,833 B2Nanohive Medical LLC
- Expandable cervical interbody and instruments thereof29 Sep 2026US 12,746,129 B2Warsaw Orthopedic, Inc.
- Leg length and offset tracking with expandable trial femoral assembly22 Sep 2026US 12,740,875 B2Globus Medical, Inc.
- Methods and devices for installing standard and reverse shoulder implants15 Sep 2026US 12,733,945 B2Smith & Nephew, Inc.
- Interbody fusion system8 Oct 2026US 2026/0306272 A1Globus Medical, Inc.
- System and method for determining pelvic tilt based on antero-posterior radiographic images for intraoperative alignment of an acetabular component1 Oct 2026US 2026/0294646 A1Orthogrid Systems, Inc
- Surgical planning method and characterizations for improved outcomes1 Oct 2026US 2026/0294648 A1Smith & Nephew Asia Pacific Pte. Limited
- Technologies for intra-operative ligament balancing using machine learning24 Sep 2026US 2026/0283541 A1Smith & Nephew, Inc.
- Knee arthroplasty implant components24 Sep 2026US 2026/0283807 A1Smith & Nephew Asia Pacific Pte. Limited
Most cited
By later US patents
- Remotely powered and remotely interrogated wireless digital sensor telemetry system1,600US 7,256,695 B2Microstrain, Inc. · 2007
- Devices and methods for treating defects in the tissue of a living being1,347US 7,166,133 B2Kensey Nash Corporation · 2007
- Apparatus and method of inserting spinal implants1,319US 5,484,437 A1996
- Computer-assisted surgery planner and intra-operative guidance system1,223US 6,205,411 B1Carnegie Mellon University · 2001
- Device and method for enabling an orthopedic tool for parameter measurement1,075US 8,911,448 B2Orthosensor Inc. · 2014