Collimator with variable focusing and direction of view for...

Details Collimator with variable focusing and direction of view for... Collimator with variable focusing and direction of view for...

2005-09-27

2008-03-18

Porta, Dave (Department: 2884)

Radiant energy

Invisible radiant energy responsive electric signalling

With or including a luminophor

Reexamination Certificate

active

07345282

ABSTRACT:
According to the present invention, a novel slat collimator for use in nuclear medicine imaging is provided. The slat collimator comprises a first layer comprising a plurality of spaced apart elongated slats and a second layer comprising a plurality of spaced apart elongated slats. The slats of the second layer are positioned orthogonally with respect to the slats of the first layer. The slats are constructed of a radiation attenuation material and the spaces between the slats may be non-variable or variable.

REFERENCES:
patent: 5099134 (1992-03-01), Hase et al.
patent: 5602395 (1997-02-01), Nellemann et al.
patent: 6693291 (2004-02-01), Nelson et al.
patent: WO 2004008968 (2004-01-01), None
Marcelo J. Dapino, Frederick T. Calkins, Alison B. Flatau. “Magnetostrictive Devices Standard,” Wiley Encyclopedia of Electrical and Electronics Engineering. John Wiley & Sons, Inc, Article Online Posting Date: Dec. 27, 1999.

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