|
| US4096862 | 17 May 1976 | 27 Jun 1978 | | Locating of tubes in the human body |
| US4105732 | 25 Feb 1977 | 8 Aug 1978 | Krandex Corp. | Radiographic opaque and conductive striped medical tubes |
| US4162679 | 28 Sep 1977 | 31 Jul 1979 | | Method and device for the implantation of one or more pacemaker electrodes in a heart |
| US4173228 | 16 May 1977 | 6 Nov 1979 | Applied Medical Devices | Catheter locating device |
| US4176662 | 17 Jun 1977 | 4 Dec 1979 | The United States of America as represented by the Administrator of the National Aeronautics and Space Administration | Apparatus for endoscopic examination |
| US4279252 | 24 Aug 1979 | 21 Jul 1981 | | X-ray scaling catheter |
| US4572198 | 18 Jun 1984 | 25 Feb 1986 | Varian Associates, Inc. | Catheter for use with NMR imaging systems |
| US4827931 | 23 Sep 1987 | 9 May 1989 | | Surgical catheters with suturing device and NMR opaque material |
| US4943770 | 24 Mar 1989 | 24 Jul 1990 | McCormick Laboratories, Inc. | Device for accurately detecting the position of a ferromagnetic material inside biological tissue |
| US5042486 | 12 Sep 1990 | 27 Aug 1991 | Siemens Aktiengesellschaft | Catheter locatable with non-ionizing field and method for locating same |
| US5068886 | 28 Jun 1990 | 26 Nov 1991 | | Catheter or cannula position indicator for use in hemodynamic monitoring and the like |
| US5209730 | 19 Dec 1989 | 11 May 1993 | SciMed Life Systems, Inc. | Method for placement of a balloon dilatation catheter across a stenosis and apparatus therefor |
| US5209749 | 22 Jan 1992 | 11 May 1993 | Applied Urology Inc. | Fluoroscopically alignable cutter assembly and method of using the same |
| US5211165 | 3 Sep 1991 | 18 May 1993 | General Electric Company | Tracking system to follow the position and orientation of a device with radiofrequency field gradients |
| US5251635 | 3 Sep 1991 | 12 Oct 1993 | General Electric Company | Stereoscopic X-ray fluoroscopy system using radiofrequency fields |
| US5255680 | 3 Sep 1991 | 26 Oct 1993 | General Electric Company | Automatic gantry positioning for imaging systems |
| US5257636 | 2 Apr 1991 | 2 Nov 1993 | Steven J. White Deborah O. White | Apparatus for determining position of an endothracheal tube |
| US5265610 | 3 Sep 1991 | 30 Nov 1993 | General Electric Company | Multi-planar X-ray fluoroscopy system using radiofrequency fields |
| US5377678 | 14 Jul 1993 | 3 Jan 1995 | General Electric Company | Tracking system to follow the position and orientation of a device with radiofrequency fields |
| US5431640 | 9 Nov 1994 | 11 Jul 1995 | The Medical Center of Central Georgia | Method and apparatus for duodenal intubation of a patient |
| US5437290 | 14 May 1993 | 1 Aug 1995 | Board of Trustees of the Leland Stanford Jr. University | System and method for monitoring intraluminal device position |
| US5533957 | 18 May 1995 | 9 Jul 1996 | Trustees of Boston University | Method of tissue retroperfusion |
| US5558091 | 6 Oct 1993 | 24 Sep 1996 | Biosense, Inc. | Magnetic determination of position and orientation |
| US5597377 | 6 May 1994 | 28 Jan 1997 | Trustees of Boston University | Coronary sinus reperfusion catheter |
| US5645065 | 11 Apr 1995 | 8 Jul 1997 | Navion Biomedical Corporation | Catheter depth, position and orientation location system |
| US5830155 | 27 Oct 1995 | 3 Nov 1998 | Cordis Corporation | Guidewire assembly |
| US5833608 | 31 Mar 1997 | 10 Nov 1998 | Biosense, Inc. | Magnetic determination of position and orientation |
| US5836892 | 30 Oct 1995 | 17 Nov 1998 | Cordis Corporation | Guidewire with radiopaque markers |
| US6129668 | 8 May 1998 | 10 Oct 2000 | Lucent Medical Systems, Inc. | System and method to determine the location and orientation of an indwelling medical device |
| US6173715 | 1 Mar 1999 | 16 Jan 2001 | Lucent Medical Systems, Inc. | Magnetic anatomical marker and method of use |
| US6179788 | 26 Jun 1996 | 30 Jan 2001 | SciMed Life Systems, Inc. | Guide wire with multiple radiopaque sections and method of use |
| US6216028 | 8 Oct 1998 | 10 Apr 2001 | Lucent Medical Systems, Inc. | Method to determine the location and orientation of an indwelling medical device |
| US6263230 | 6 Nov 1998 | 17 Jul 2001 | Lucent Medical Systems, Inc. | System and method to determine the location and orientation of an indwelling medical device |
| US6370224 | 12 Jun 2000 | 9 Apr 2002 | Sofamor Danek Group, Inc. | System and methods for the reduction and elimination of image artifacts in the calibration of x-ray imagers |
| US6427314 | 10 Feb 1998 | 6 Aug 2002 | Biosense, Inc. | Magnetic determination of position and orientation |
| US6725080 | 1 Mar 2001 | 20 Apr 2004 | Surgical Navigation Technologies, Inc. | Multiple cannula image guided tool for image guided procedures |
| US6911017 | 19 Sep 2001 | 28 Jun 2005 | Advanced Cardiovascular Systems, Inc. | MRI visible catheter balloon |
| US6990368 | 4 Apr 2002 | 24 Jan 2006 | Surgical Navigation Technologies, Inc. | Method and apparatus for virtual digital subtraction angiography |
| US7033325 | 30 Oct 2000 | 25 Apr 2006 | SciMed Life Systems, Inc. | Guidewire with multiple radiopaque marker sections |
| US7525309 | 30 Dec 2005 | 28 Apr 2009 | DePuy Products, Inc. | Magnetic sensor array |
| US7561051 | 18 Apr 2006 | 14 Jul 2009 | Creare Inc. | Magnet locating apparatus and method of locating a magnet using such apparatus |
| US7794407 | 23 Oct 2006 | 14 Sep 2010 | Bard Access Systems, Inc. | Method of locating the tip of a central venous catheter |
| US7881770 | 16 Mar 2004 | 1 Feb 2011 | Medtronic Navigation, Inc. | Multiple cannula image guided tool for image guided procedures |
| US8068648 | 21 Dec 2006 | 29 Nov 2011 | DePuy Products, Inc. | Method and system for registering a bone of a patient with a computer assisted orthopaedic surgery system |
| US8148978 | 18 Feb 2009 | 3 Apr 2012 | DePuy Products, Inc. | Magnetic sensor array |