|
| US3998217 | 13 Jan 1975 | 21 Dec 1976 | William E. Trumbull
James J. Cogley | Surgical retractor device |
| US4463752 | 29 Oct 1982 | 7 Aug 1984 | | Limb-supporting frame which is movable and easy to be dismantled |
| US4911179 | 13 May 1988 | 27 Mar 1990 | Rolls-Royce plc | Patient restraining device for use in physiotherapy |
| US6126623 | 9 Apr 1999 | 3 Oct 2000 | | Splint member and method of usage |
