Blur compensation apparatus for X-ray image and medical...

Details Blur compensation apparatus for X-ray image and medical... Blur compensation apparatus for X-ray image and medical...

2007-03-06

2007-03-06

Glick, Edward J. (Department: 2882)

X-ray or gamma ray systems or devices

Specific application

Computerized tomography

C378S162000, C378S165000

Reexamination Certificate

active

10424043

ABSTRACT:
A blur compensation apparatus for X-ray image of an object to be examined used for a medical X-ray imaging apparatus, which has an X-ray generator and an X-ray imaging device opposite to the X-ray generator, said X-ray generator and said X-ray imaging device interposing therebetween said object held by an object holding means, wherein a sensor means for detecting blur movement of said object is provided near an objective projection position on said object holding means, and wherein a blur compensation process is executed for the X-ray image obtained by said X-ray imaging device, based on a positional change information which is calculated from a detection signal detected by said sensor means during X-ray radiography, said positional change information being the positional change amount with respect to said objective projection position relative to a reference position previously specified on said object holding means.

REFERENCES:
patent: 5023894 (1991-06-01), Yamashita et al.
patent: 5784429 (1998-07-01), Arai
patent: 6018563 (2000-01-01), Arai et al.
patent: 6092928 (2000-07-01), Mattson et al.
patent: 6510196 (2003-01-01), Laner

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