Reflector system for determining position

Details Reflector system for determining position Reflector system for determining position

2006-11-21

2006-11-21

Cherry, Euncha P. (Department: 2872)

Optical: systems and elements

Signal reflector

Including a curved refracting surface

C359S536000

Reexamination Certificate

active

07137712

ABSTRACT:
The invention relates to a reflector system for positioning a medical instrument or of body parts of a patient or for any determination of position, which is characterized by reflectors (3, 4, 5) that are configured as transparent retroreflective spheres and may consist of a material with a refractive index of preferably 1.9.

REFERENCES:
patent: 3025764 (1962-03-01), McKenzie et al.
patent: 3700305 (1972-10-01), Bingham
patent: 3781083 (1973-12-01), Eigenmann
patent: 4848882 (1989-07-01), Suzuki et al.
patent: 6351659 (2002-02-01), Vilsmeier
patent: 19639615 (1998-04-01), None
patent: WO 97/23423 (1997-07-01), None
patent: WO 99/27839 (1999-10-01), None

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