1
Craig D Ellis, Kenith W Chambers, Scott McCormick, Steven D DeRidder, W Layne Carruth, Stephen R Schulte: Valve assembly. Hill Rom Services, Bose McKinney & Evans, August 27, 2002: US06439264 (25 worldwide citation)

A valve assembly for a patient support having a mattress including a bladder comprises an interior housing formed to include a supply chamber, an exhaust chamber, a plenum, and an exterior housing surrounding the interior housing. A supply valve and an exhaust valve are located in the interior housi ...


2
Craig D Ellis, Kenith W Chambers, Scott McCormick, Steven D DeRidder, W Layne Carruth, Stephen R Schulte: Valve assembly. Hill Rom Services, Bose McKinney & Evans, October 16, 2001: US06302145 (21 worldwide citation)

A valve assembly for an air mattress having a common actuator on a manifold between opposed supply and exhaust valves moving the valves along actuating axes. The system includes a plurality of actuator/valve combinations for different portions of the air mattress. A pulsating valve is provided which ...


3
W Layne Carruth, Sohrab Soltani, Warren P Jones: Load cell mount for hospital weigh bed. Hill Rom Company, Wood Herron & Evans, December 29, 1992: US05173977 (21 worldwide citation)

A heavy patient support is mounted on a base by load cell beams forming the transducer for a scale to weigh a patient. Each load cell has a cup, a ball and an inverted cup providing the sole support for the patient support. Thus, only vertical components of force are weighed, and lateral movement of ...


4
Craig D Ellis, Kenith W Chambers, Scott McCormick, Steven D DeRidder, W Layne Carruth, Stephen R Schulte: Valve assembly. Hill Rom, Bose McKinney & Evans, March 20, 2001: US06202672 (15 worldwide citation)

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 the air mattress. A pulsating valve is provided ...


5
W Layne Carruth: Automated flushing module. SSI Medical Services, Dority & Manning, May 30, 1995: US05419347 (15 worldwide citation)

The system of the present invention is an all-automated and all hands-free, flushing module with the capability of performing an internal cleansing of internally soiled components of a patient support apparatus configured for one or more of the care, maintenance or treatment of a patient. The system ...


6
W Layne Carruth: Method of cleaning a patient support device for care, maintenance, and treatment of the patient. Hill Rom Company, Dority & Manning PA, December 30, 1997: US05702536 (12 worldwide citation)

Patient support apparatus configured for one or more of the care, maintenance or treatment of a patient, have internal components that become soiled in use and must be cleaned and disinfected. The method performs this required cleansing and disinfecting using an all-automated and all hands-free, flu ...


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Alfred W Siman, Richard B Stacy, W Layne Carruth: Apparatus and method for decontamination of microspheres used in a fluidized patient support system. SSI Medical Services, Dority & Manning, December 15, 1992: US05171545

An apparatus and method for decontaminating contaminated microspheres of a patient support system employing a fluidizing medium to fluidize the microspheres to provide support for the patient, includes a tank for containing the microspheres. The tank includes a diffuser mounted inside the tank to fo ...


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Craig D Ellis, Kenith W Chambers, Scott McCormick, Steven D DeRidder, W Layne Carruth, Stephen R Schulte: Valve assembly. Bose McKinney & Evans, February 28, 2002: US20020023681-A1

A valve assembly for a patient support having a mattress including a bladder comprises an interior housing formed to include a supply chamber, an exhaust chamber, a plenum, and an exterior housing surrounding the interior housing. A supply valve and an exhaust valve are located in the interior housi ...



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