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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 6353948 | Air fluidized bed A castor locking apparatus for a castor assembly rotatably mounted to the frame member of a fluidized bed by a support that includes a notched portion. The locking apparatus includes a housing coupled to the castor with the housing including an interior r... | 03/12/2002 |
| 6344794 | Personnel and asset tracking method and apparatus A personnel and asset tracking system for locating and tracking objects throughout an awareness area comprises a communication network, a central server connected to said communication network maintaining an awareness area database, a plurality of receive... | 02/05/2002 |
| 6286165 | Stretcher center wheel mechanism A stretcher for transporting a patient along a floor includes an elongated frame, a patient-support deck carried by the frame, and an elongated shaft having a longitudinally-extending axis of rotation. The shaft is coupled to the frame for rotation about ... | 09/11/2001 |
| 6282738 | Ob/Gyn stretcher A patient support apparatus includes a base, a frame coupled to the base, and a deck coupled to the frame. The frame includes a storage portion. The deck includes a head section, a seat section and first and second laterally spaced apart outer leg support... | 09/04/2001 |
| 6279183 | Communication network for a hospital bed A bed includes a base frame, a deck coupled to the base frame for supporting a body, a peer-to-peer communication network having a plurality of connection points, and a plurality of modules. Each module is electrically coupled to a selected connection poi... | 08/28/2001 |
| 6276820 | Handle for surgical light apparatus A surgical lighthead is provided with an outer cover, an inner reflective component, and handles disposed in recesses in the outer cover. The handles do not extend substantially beyond the outer surface of the outer cover. The recesses in the outer cover ... | 08/21/2001 |
| 6266831 | Storable trauma board support In an illustrated embodiment of the present invention, a plurality of trauma board supports are movably coupled to a stretcher for motion between a first position away from a patient support surface of the stretcher and a second position above the patient... | 07/31/2001 |
| 6257608 | Apparatus for propelling a wheel chair An apparatus for propelling a wheelchair includes a spokeless power ring connected to the wheel chair, and a drive wheel supporting the chair and engaging the floor. The power ring and drive wheel are coupled together in such a way that rotation of the po... | 07/10/2001 |
| 6252512 | Monitoring system and method A system including piezoelectric material wherein a force exerted on the piezoelectric material is determined by subjecting the piezoelectric material to an input signal of sweeping frequency and evaluating the response of the piezoelectric material to th... | 06/26/2001 |
| 6249923 | Adjustable head rest for a patient support An apparatus is provided for supporting a patient. The apparatus includes a frame, a patient-support deck coupled to the frame and configured to support the patient, and a bracket coupled to the patient-support deck for pivoting movement about a transvers... | 06/26/2001 |
| 6248977 | Welding torch attachment A welding torch flash shield is used with a welding torch to protect the eyes of personnel working near the welding torch. The torch flash shield is comprised of a flexible elongated sleeve having a first open end provided distal from a second open end. T... | 06/19/2001 |
| 6248066 | Skin perfusion evaluation apparatus An apparatus for evaluating perfusion adjacent a skin surface includes a housing having first an second interior regions. The housing is configured to engage the skin surface. The apparatus also includes a plunger located in the first region of the housin... | 06/19/2001 |
| 6243894 | Side bolster system for a mattress A side bolster system is provided for use with a mattress having a first side and a second side. The side bolster system of the present invention includes a first side bolster configured to be positioned along the first side of the mattress, a second side... | 06/12/2001 |
| 6240583 | Ambulatory assist arm for a bed An ambulatory assist apparatus is configured to be mounted to a frame of a bed. The ambulatory assist apparatus includes an ambulatory assist arm having a first end portion and a second end portion configured to provide a handle, a mounting plate configur... | 06/05/2001 |
| 6240582 | Apparatus for positioning a patient-support deck A patient-support apparatus that comprises a base, a patient-support deck having a longitudinal length and a transverse width, and a deck-positioning assembly coupling the patient-support deck to the base. The patient-support deck is supported with respec... | 06/05/2001 |
| 6240580 | Extruded side rail apparatus A modular siderail for attachment to a bed includes a first end section having a first end and a second end. The second end includes a connector joint. The modular siderail also includes a second end section substantially identical to the first end sectio... | 06/05/2001 |
| 6240584 | Mattress assembly A mattress assembly comprises an inflatable central support portion having a head end, a foot end, a first side and a second side, and first and second side bolsters coupled to the first and second sides, respectively, of the inflatable central support po... | 06/05/2001 |
| 6226821 | OB/GYN mattress A mattress includes a head section, a seat section and first and second outer leg support sections. The seat section and the first and second outer leg support sections are configured to define a central opening therebetween. The mattress further comprise... | 05/08/2001 |
| 6226816 | Procedural stretcher recline controls A stretcher includes a first actuator coupled to a head section and a second actuator coupled to a thigh section. A set of buttons accessible to a patient carried by the stretcher are coupled to motors that drive the respective first and second actuators.... | 05/08/2001 |
| 6216293 | Fracture frame mounting apparatus A patient-support apparatus comprises a frame, a patient-support surface supported by the frame, and at least one mounting bracket coupled to the frame. The at least one mounting bracket includes a portion that is adapted to couple to a fracture frame.... | 04/17/2001 |
| 6212714 | Hospital bed and mattress having a retracting foot section A bed having a foot prop on an adjustable length deck foot section and a mattress with a length and thickness adjustable foot section and a thickness adjustable heel section. The adjustability of the deck and the mattress allows sizing of the bed to the o... | 04/10/2001 |
| 6212746 | Retaining ring installation apparatus An apparatus for installing clips onto workpieces which includes a spring biased alignment mechanism which positions a workpiece for the installation of a retaining clip thereon and thereafter, causes the workpiece to be ejected from the apparatus.... | 04/10/2001 |
| 6208250 | Patient position detection apparatus for a bed An apparatus is provided for detecting a position of a body on a support surface of a bed. The apparatus includes at least one first sensor coupled to the bed and at least one second sensor located adjacent the support surface. The at least one first sens... | 03/27/2001 |
| 6202672 | Valve assembly A valve assembly for an air mattress having a common actuator on a manifold between opposed supply and exhaust valves moving the valves along their actuating axis. The system includes a plurality of actuator/valve combinations for different portions of th... | 03/20/2001 |
| 6202231 | Surgical stretcher An extender board for use on a surgical stretcher is disclosed. The surgical stretcher includes a pivotable back section, and an actuator that locks to prevent the back section from pivoting and that unlocks to permit the back section to pivot. The extend... | 03/20/2001 |
| 6202230 | Surgical table apparatus A surgical table apparatus includes a base, a pedestal, and an upper support frame coupled to the pedestal. The upper support frame includes a head frame section, a seat frame section, optional leg supports, and optional head supports.... | 03/20/2001 |
| 6195820 | Pivoting hand table A hand table assembly includes a platform having a longitudinal central axis and a platform attachment apparatus for coupling the platform to a patient support deck generally in a horizontal plane and at a 90° angle. The platform attachment apparatus ill... | 03/06/2001 |
| 6185769 | Resident transfer chair A chair apparatus includes a base frame, an intermediate frame coupled to the base frame, and a resident support frame including a back section, a seat section, and a leg section pivotably coupled to the base frame and the intermediate frame by a pluralit... | 02/13/2001 |
| 6185767 | Controls for a bed A bed includes a base frame, a bed deck above the base frame, and an intermediate frame carrying the bed deck. The intermediate frame is mounted to the base frame for movement relative to the base frame between a raised position spaced apart above the bas... | 02/13/2001 |
| 6182316 | Surface pad system for a surgical table A surface pad apparatus for a surgical table includes a body pad section positioned to lie beneath at least the torso and the thighs of the patient. The body pad section includes an upwardly-facing top surface and spaced-apart, elongated first and second ... | 02/06/2001 |
| 6182310 | Bed side rails A chair bed for supporting a person is provided, the chair bed having a head end, a foot end, and opposing sides. The chair bed includes a frame and a deck supported on the frame. The deck includes head, seat, and foot sections. A mattress is mounted on t... | 02/06/2001 |
| 6178578 | Pressure control assembly for an air mattress A mattress is provided having an elongated foam base, a plurality of air sacks positioned above the foam base, and a longitudinally-extending manifold. Each air sack defines an interior region. The manifold includes an outer wall defining an interior regi... | 01/30/2001 |
| 6176597 | Reflector for surgical light apparatus A surgical lighthead includes a light source having a reference point defined thereon and a reflector including a concave reflector surface which has a central axis. The concave reflector surface is formed to include a plurality of facets configured to re... | 01/23/2001 |
| 6175973 | Stand assist lift An apparatus for assisting a person in achieving a standing position. The apparatus include a base, a frame extending upward from the base, a lifting arm pivotally coupled to the frame, a platform upon which a person can stand, and an actuator which is co... | 01/23/2001 |
| 6174068 | Light fixture with auxiliary light A light fixture apparatus includes a support frame mounted to the wall and an auxiliary or examination light source coupled to the support frame and movable from a first stored position to a second deployed position. A first switch in series with the auxi... | 01/16/2001 |
| 6163903 | Chair bed A bed including a frame, an articulating deck on the frame having head, seat, and foot deck sections, and a mattress on the deck. The deck foot section and mattress foot portion have a first length when the foot section is in the up position and a second ... | 12/26/2000 |
| 6158070 | Coverlet for an air bed A coverlet is disclosed for enclosing an air fluidizable section of a patient support surface. The air fluidizable section includes a diffuser board assembly for supporting a fluidizable medium, a side wall defining a boundary of the air fluidizable secti... | 12/12/2000 |
| 6154899 | Resident transfer chair A chair apparatus includes a base frame, an intermediate frame coupled to the base frame, and a resident support frame including a back section, a seat section, and a leg section pivotably coupled to the base frame and the intermediate frame by a pluralit... | 12/05/2000 |
| 6151732 | X-ray cassette holder for a patient support surface A holder for retaining an x-ray cassette against a bottom surface of a patient support deck is provided. The patient support deck is part of a bed that has an outer frame with first and second side frame members. The holder includes a cassette channel mem... | 11/28/2000 |
| 6151739 | Heel pressure management apparatus and method A sleep support surface includes a mattress having at least two bladders located adjacent a foot end. The bladders each have a predetermined, adjustable internal pressure. The pressure in at least one of the bladders is selectively and independently reduc... | 11/28/2000 |
