System for X-ray irradiation
First Claim
Patent Images
1. An X-ray irradiator for providing a uniform dose of X-ray beam irradiation, said irradiator comprising in combination;
- a) a chamber for mounting items to be irradiated;
b) an X-ray tube mounted to irradiate said items; and
c) a collar of a low Z high density material mounted adjacent said chamber so as to reflect X-rays from said tube onto said items.
1 Assignment
0 Petitions
Accused Products
Abstract
A blood irradiator for providing a uniform dose of X-ray beam irradiation for blood products contained within bags positioned in a cannister. A first X-ray tube is positioned to irradiate said bags from one surface of the bags, and a second X-ray tube is positioned to irradiate said bags from the opposite surface of said bags concurrently with said first tube. A low Z high density material collar mounted around said cannister to reflect X-rays. The X-rays from the two tubes and the reflected X-rays combine to provide a uniform dose of X-rays to said bags.
-
Citations
9 Claims
-
1. An X-ray irradiator for providing a uniform dose of X-ray beam irradiation, said irradiator comprising in combination;
-
a) a chamber for mounting items to be irradiated;
b) an X-ray tube mounted to irradiate said items; and
c) a collar of a low Z high density material mounted adjacent said chamber so as to reflect X-rays from said tube onto said items.
-
-
2. An X-ray irradiator for providing X-ray beams to irradiate items, said irradiator comprising in combination,
a) a chamber for containing said items; -
b) first and second X-ray tubes mounted to provide irradiation to opposite surfaces of said items; and
c) a collar of low Z high density material mounted around a cannister to reflect X-rays from said tubes to said items;
d) the irradiation of said tubes, and the reflected irradiation from said collar effectively combining to provide total uniform irradiation to said items. - View Dependent Claims (3)
-
-
4. An X-ray irradiator for providing a uniform dose of X-ray beam irradiation to blood product transfusion bags, said irradiator comprising in combination,
a) a chamber for mounting said transfusion bags; -
b) X-ray tubes mounted on opposed sides of said chamber;
said tubes providing X-ray beams of radiation to said bags from opposite sides of said bags;
c) said tubes each providing radiation at a same selected energy level to said bags to thereby provide a total radiation energy to said bags which is substantially uniform throughout each of said bags; and
d) a collar of a low Z high density material mounted around a cannister to further reflect X-rays onto said bags. - View Dependent Claims (5, 6, 7, 8)
-
-
9. A method for providing a uniform dose of X-ray beam irradiation to blood products transfusion bags, said method comprising in combination,
a) mounting said bags in an irradiation chamber; -
b) irradiating said bags from opposite sides of said bags at a same selected energy level to said bags to thereby provide a radiation energy to said bags which is substantially uniform throughout said bags; and
d) reflecting said X-rays from a low Z high density material mounted around a cannister and directing said X-rays onto said bags, thereby operatively combining the X-ray energies from said opposite sides and the reflected X-ray energy into a total effective irradiation for said bags.
-
Specification