1
Stephen C Jacobsen, David F Knutti, Robert J Douglass: Apparatus for simulating mobility of a human. Sarcos Group, Thorpe North & Western, December 3, 1996: US05580249 (341 worldwide citation)

An individual person mobility simulator includes a base for placement on a support surface, a steering post extending upwardly from the base to terminate in an upper end, a seat mounted on the upper end of the steering post on which a human operator may sit, a torque/position sensor disposed between ...


2
Stephen C Jacobsen, Robert L Stephen, Richard D Luntz, Richard T Johnson, David F Knutti, Carl F Mandleco: Fluid self-sealing bioelectrode. University of Utah Research Institute, Criddle Thorpe & Western, September 4, 1979: US04166457 (83 worldwide citation)

A dry-state bioelectrode having a self-sealing receptacle for receiving electrolyte and/or medicament fluid contents. The receptacle is attached at its opening to a sheet-like flexible base member having an opening in common with the receptacle opening, the bottom of the base member being adapted fo ...


3
Stephen C Jacobsen, David F Knutti, R Todd Johnson: Electrically driven artificial arm. University of Utah, B Deon Criddle, June 11, 1985: US04521924 (82 worldwide citation)

A prosthesis for a person with an amputation above the elbow is provided in which elbow motion is provided by an electrical motor contained within the prothesis. Operation of the motor is controlled by electric impulses from selected opposing muscle pairs on the amputee. The prosthesis is constructe ...


4
Stephen C Jacobsen, Robert L Stephen, David F Knutti, Carl Kablitz: Method and apparatus for peritoneal dialysis. University of Utah, February 26, 1980: US04190047 (75 worldwide citation)

Metabolic waste products from the blood of a patient are removed by pumping dialysis solution into the peritoneal cavity of the patient, and then (a) removing a portion of the dialysis solution from the peritoneal cavity which portion may vary from 1 percent to 90 percent of the total amount of dial ...


5
Stephen C Jacobsen, Edwin K Iversen, David F Knutti, Clark C Davis: Servovalve apparatus for use in fluid systems. University of Utah Research Foundation, Thorpe North & Western, July 28, 1992: US05133379 (27 worldwide citation)

A servovalve apparatus for use in fluid systems which comprises an elongate flexible valve element having a fixed end and a free, moveable end, and a conductive coil which surrounds at least a portion of the valve element adjacent its fixed end. An armature is secured to the valve element so as to b ...


6
Stephen C Jacobsen, David F Knutti: Body-powered prosthetic arm. Sarcos, Thorpe North & Western L, March 30, 1999: US05888235 (26 worldwide citation)

A body-powered prosthetic arm is mountable on a socket attached to the arm stump of a person. The prosthetic arm includes a base for attachment to the socket, a forearm section having a proximal end and a distal end, a terminal device such as a hook, anthropomorphic hand, etc. attached to the distal ...


7
Stephen C Jacobsen, Fraser Smith, David F Knutti, Mike Morrison: Fountain with variable spray patterns. Sarcos, Thorpe North & Western, April 25, 2000: US06053423 (17 worldwide citation)

A fountain apparatus includes a nozzle and lights which are selectable and moveable in at least two degrees of freedom about axes that are approximately perpendicular. Nozzle movement is preferably controlled by preprogrammed electronics which control movement of the nozzle and selective activation ...


8
Stephen C Jacobsen, David F Knutti, Richard D Luntz: Constant tension traction device. Motion Control, Thorpe North & Western, November 20, 1984: US04483330 (15 worldwide citation)

A compact traction device includes a housing and a plurality of constant tension spring units disposed within the housing. Each constant tension spring unit includes a cable which extends from the unit through an opening in the housing. As the cable is pulled out from the housing, a substantially co ...


9
Stephen C Jacobsen, Edwin K Iversen, David F Knutti, Clark C Davis: Servovalve apparatus for use in fluid systems. Sarcos Group, Thorpe North & Western, May 7, 1991: US05012836 (4 worldwide citation)

A servovalve apparatus for use in fluid systems which comprises an elongate flexible valve element having a fixed end and a free, moveable end, and a conductive coil which surrounds at least a portion of the valve element adjacent its fixed end. An armature is secured to the valve element so as to b ...


10
Stephen C Jacobsen, Clark C Davis, David F Knutti: Band controlled valve/actuator. Sarcos L C, Thorpe North & Western, January 16, 2001: US06173640 (3 worldwide citation)

A band controlled valve apparatus for controlling fluid flow from a source to a sink, including a base (