1
Jiri Silny, Gunter Rau: Apparatus for and method of motility and peristalsis monitoring. Forschungsgesellschaft fur Biomedizinische Technik e V, Norman E Brunell, May 5, 1992: US05109870 (65 worldwide citation)

A catheter for measuring motility and peristalsis in tubular organs that transport their contents by simultaneous, multiple impedance measurements includes an insulating plastic tube, conductive annular electrodes and interior channels for electrode leads. The electrodes also serve for biosignal det ...


2
Stephan Trispel, Gunter Rau: Arrangement for the carrying out of eye examination. Forschungsgesellschaft fur Biomedizinische Technik e V, Ostrolenk Faber Gerb & Soffen, November 5, 1985: US04550990 (19 worldwide citation)

The invention refers to an arrangement for the carrying out of eye examinations by means of an optotype mask which is illuminated from behind. It consists therein that the optotype mask is arranged in front of the picture screen of a video tube which serves as source of illumination and that means a ...


3
Ralf Kaufmann, Helmut Reul, Guenter Rau, Ralf Bitdinger: Blood pump for pulsating operation. Forschungsgesellschaft fur Biomedizinische Technik e V, Diller Ramik & Wight, November 23, 1993: US05263978 (18 worldwide citation)

A blood pump housing (43) accommodates at least one piston (21a,21b) driven by a coupling point (19a,19b) on a triangular closed hypocycloidal path (Z.sub.a, Z.sub.b). The piston (21a,21b) is provided for periodically pressing and releasing a blood chamber (37a,37b). One of the corners of the triang ...



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