| 4168554 | Cardiopulmonary resuscitation cot mattress | September, 1979 | Hindes | 5/722 |
| D264874 | Treatment couch top | June, 1982 | Augustsson et al. | D24/183 |
| 5023968 | Removable litter chair insert | June, 1991 | Diehl et al. | 5/187 |
| D334982 | Contoured top for a medical examination table | April, 1993 | Riach | D24/185 |
| 5400448 | Ambulance gurney mattress | March, 1995 | Zwickey | 5/723 |
| D408539 | Medical table top | April, 1999 | Simpkins | D24/184 |
| D436175 | Medical imaging examination table | January, 2001 | Tumey et al. | D24/183 |
| D438623 | Massage table | March, 2001 | Tantau | D24/183 |
| D461900 | Top for a medical examination table | August, 2002 | Siepmann et al. | D24/184 |
| 6615431 | Portable massage bed | September, 2003 | Lin | 5/620 |
| D511835 | Spineboard | November, 2005 | Holland | D24/190 |
| D527822 | Patient support apparatus | September, 2006 | Trevino | D24/183 |
FIG. 1 is a back perspective view of a mattress for an ambulance cot showing my new design;
FIG. 2 is a back view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a first side view thereof;
FIG. 5 is a second side view thereof;
FIG. 6 is a top side view thereof; and,
FIG. 7 is a bottom side view thereof.