"The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it...knife and pain are two words in surgery that must forever be associated in the consciousness of the patient."
Dr. Alfred Velpeau, French surgeon ; 1839
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| Number | Title | Issue Date |
| 7404465 | Cruise control system for electric wheelchair A cruise control system for an electric wheelchair includes: a drive unit for driving the electric wheelchair; a user control unit for transmitting user control signals; a controller selectively operable in a normal control mode for controlling the drive unit such t... | 07/29/2008 |
| 7204672 | Multi-modal forced vortex device A multi-modal forced vortex device is described having a top plate and a side wall creating a partially enclosed volume. The top plate includes one or more adjustable fluid openings to permit, or restrict, fluid flow into and out of the partially enclosed volume. Ro... | 04/17/2007 |
| 7174982 | Displaceable support stand A displaceable support stand (1) includes a support stand base (5) with a support surface (6) which is adapted to rest on the ground, a lifting device for lifting the support stand base (5) and therewith the support stand (1) above... | 02/13/2007 |
| 6634418 | T--style radiator--charge air cooler packaging for a mobile vehicle An radiator and charge-air-cooling package made up of two air cooled heat exchangers: a radiator and a charge-air-cooler, the heat exchangers being attached to one another directly or indirectly and then attachable to a chassis or body of the vehicle. The... | 10/21/2003 |
| 5535691 | Spray suppressor for air cushion craft A spray suppressor for an air cushion vehicle comprising inflatable loop elements fixed to the air cushion seal finger sleeves and positioned immediately outward from the air cushion boundary. The elements are pressurized to a pressure less than the air c... | 07/16/1996 |
| 5334969 | Vehicle security system with controller proximity sensor A car security system has a proximity sensor such as a radar sensor with variable sensitivity and capable of producing a detection signal upon detecting motion of a person in a monitoring area. A control circuit is provided controls the sensitivity of sai... | 08/02/1994 |
| 5005660 | Propulsion air stream deflecting apparatus for air cushion vehicle A propulsion air stream deflecting apparatus for an air cushion vehicle having a hull, an air duct mounted on the hull and a propeller fan, includes a plurality of rudders, each mounted on the hull adjacent to the rear open end of the duct for pivotal mov... | 04/09/1991 |
| 4223755 | Suppressing ejection of water and other surface material from air cushion vehicles To reduce the amount of water or other surface material issuing at the periphery of an air cushion vehicle, a flexible barrier is suspended at the vehicle periphery lateral to the cushion containing means--usually a flexible skirt. The spray or other mate... | 09/23/1980 |
| 4158399 | Stern seal anti-flooding apparatus The invention pertains to apparatus for preventing the flooding of an enclosed plenum chamber pressurized by a source of pressurized gas provided through a duct system leading from a plenum chamber open to the surface of the water over which the ship ride... | 06/19/1979 |