|
| US4700697 | 9 May 1985 | 20 Oct 1987 | | Cervical appliance to ameliorate sleep apneas |
| US5040547 | 11 Dec 1989 | 20 Aug 1991 | Fixster Instruments AB | Device for repeatable positioning of a reference element on a human head |
| US5054475 | 18 Mar 1988 | 8 Oct 1991 | Charles Greiner and Company, Inc. | Emergency medical collar, collar/stabilizer, collar/stabilizer/head immobilizer |
| US5180361 | 28 Nov 1990 | 19 Jan 1993 | The Jerome Group Inc. | Antidecubitus immobilization cervical collar |
| US5437612 | 7 Jul 1992 | 1 Aug 1995 | The Jerome Group | Antidecubitus immobilization cervical collar |
| US5507718 | 10 Nov 1994 | 16 Apr 1996 | | Method and apparatus for applying neck traction |
| US5520619 | 22 Feb 1994 | 28 May 1996 | Ambu International A/S | Adjustable cervical collar |
| US5588957 | 15 Aug 1995 | 31 Dec 1996 | Ambu International A/S | Cervical collar |
| US5728054 | 24 May 1996 | 17 Mar 1998 | Ambu International A/S | Adjustable cervical collar |
| US5776088 | 15 Apr 1997 | 7 Jul 1998 | | Support device and associated method |
| US5797863 | 29 Nov 1996 | 25 Aug 1998 | Ambu International A/S | Collapsible cervical collar |
| US5865773 | 28 Jan 1998 | 2 Feb 1999 | | Cervical extrication collar |
| US5976098 | 30 Jun 1998 | 2 Nov 1999 | | Support device method |
| US5993403 | 13 Mar 1998 | 30 Nov 1999 | Ambu International A/S | Adjustable cervical collar |
| US6036664 | 7 Jun 1995 | 14 Mar 2000 | Ambu International A/S | Automatic adjustable cervical collar |
| US6090058 | 30 Dec 1997 | 18 Jul 2000 | Laerdal Medical Corporation | Multiple-size cervical collar |
| US6245033 | 29 Nov 1999 | 12 Jun 2001 | Ambu International A/S | Adjustable cervical collar |
| US6423020 | 27 Jul 2000 | 23 Jul 2002 | Ferno-Washington, Inc. | Cervical extrication collar |
| US6726643 | 13 Mar 2000 | 27 Apr 2004 | Ambu International A/S | Automatic adjustable cervical collar |
| US6770046 | 29 Oct 2002 | 3 Aug 2004 | | Minimally invasive extrication cervical collar |
| US7371222 | 18 Oct 2004 | 13 May 2008 | Biocybernetics International | Cervical support system |
| US7878995 | 31 Jul 2003 | 1 Feb 2011 | | Integral head, neck, and upper torso immobilizer |
| US8066726 | 23 Nov 2004 | 29 Nov 2011 | Boston Scientific Scimed, Inc. | Serpentine cutting blade for cutting balloon |
| USD393718 | 23 Dec 1996 | 21 Apr 1998 | Laerdal Medical Corporation | Cervical collar |
| USD647623 | 6 Aug 2010 | 25 Oct 2011 | Ossur HF | Height adjustment mechanism for cervical collar |
| USRE36745 | 13 Jan 1999 | 20 Jun 2000 | Ambu Inc. | Extrication cervical collar with adjustable supports |
