Antiscattering grids with multiple aperture dimensions

Details Antiscattering grids with multiple aperture dimensions Antiscattering grids with multiple aperture dimensions

2008-04-08

2008-04-08

Yun, Jurie (Department: 2882)

X-ray or gamma ray systems or devices

Beam control

Antiscatter grid

C378S149000, C250S505100

Reexamination Certificate

active

11183377

ABSTRACT:
An antiscattering grid for a radiation imaging apparatus is disclosed. The antiscattering grid having a plurality of strips substantially absorbing X-rays and separated from each other by inter-strip spaces substantially transparent to the X-rays. The dimensions of apertures separating two successive strips among the plurality of strips is not constant.

REFERENCES:
patent: 4951305 (1990-08-01), Moore et al.
patent: 4969176 (1990-11-01), Marinus
patent: 6438210 (2002-08-01), Castleberry
patent: 6912266 (2005-06-01), Spahn
patent: 6968041 (2005-11-01), Hoheisel et al.
patent: 2001/0050973 (2001-12-01), Ogawa
patent: 2002/0168052 (2002-11-01), Castleberry
patent: 2003/0123615 (2003-07-01), Klausz
patent: 2004/0131158 (2004-07-01), Hoheisel et al.

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