Patent Number: 045338329
Section: claims

1. A radiation attenuation system, comprising: a plurality of radiation attenuation module means, each having a substantially dimensionally stable preformed body shaped to stack against and on top of adjacent module means around a radiation emitting object, each said substantially dimensionally stable body having sufficient flexiblity to be molded against one or more irregular surfaces of said radiation emitting object, when said module means are stacked into an assembly around at least a portion of said radiation emitting object for substantially eliminating radiation exposure from said radiation emitting object.  each said preformed body includes skin means for retaining a radiation attenuation medium within said body in said preformed shape.  said radiation attenuation medium includes a plurality of lead particles.  said lead particles are lead shot.  each said skin means include substantially flexible inner skin means for retaining said radiation attenuation medium and substantially rigid outer skin means for maintaining said preformed body shape and to assist in preventing ruptures of said inner skin means.  said radiation attenuation medium further includes a binding medium for substantially retaining said lead particles from free movement if said skin means are ruptured.  said binding medium also self seals said skin means if said skin means are ruptured.  said radiation medium includes compressed lead wool.  said compressed lead wool includes a plurality of sheets of lead wool.  each said skin means include substantially flexible inner skin means for retaining said radiation attenuation medium and substantially rigid outer skin means for maintaining said preformed body shape and to assist in preventing ruptures of said inner skin means.  frame means for defining said assembled module means around said radiation emitting object.  each said preformed body is substantially rectangularly shaped.  a substantially dimensionally stable preformed body shaped and adapted to stack against another of said bodies; and  said body including skin means for retaining a radiation attenuation medium within said body in said preformed shape.  said radiation attenuation medium includes a plurality of lead particles.  said lead particles are lead shot.  each said skin means include substantially flexible inner skin means for retaining said radiation attenuation medium and substantially rigid outer skin means for maintaining said preformed body shape and to assist in preventing ruptures of said inner skin means.  said radiation attenuation medium further includes a binding medium for substantially retaining said lead particles from free movement if said skin means are ruptured.  said binding medium also self seals said skin means if said skin means are ruptured.  said radiation medium includes compressed lead wool.  said compressed lead wool includes a plurality of sheets of lead wool.  each said skin means include substantially flexible inner skin means for retaining said radiation attenuation medium and substantially rigid outer skin means for maintaining said preformed body shape and to assist in preventing ruptures of said inner skin means.  each said preformed body is substantially rectangularly shaped.  forming a substantially rigid preformed module skin; and  substantially filling said skin with a radiation attenuation medium to form a dimensionally stable unit.  forming a first substantially flexible inner skin;  filling said inner skin with said radiation attenuation medium; and  forming said preformed skin around said inner skin and said radiation attenuation medium.  forming said outer preformed skin by coating said inner skin with a plastic material.  filling said inner skin with lead particles to form said attenuation medium.  filling said inner skin with said particles and a binding medium to prevent free movement of said particles if said skin is ruptured.  filling said inner skin with a binding medium which will self seal said skin if it is ruptured.  filling said skin with compressed lead wool to form said attenuation medium.  forming said preformed skin in a substantially rectangular shape. 2. The radiation attenuation system according to claim 1, wherein: 3. The radiation attenuation system according to claim 2, wherein: 4. The radiation attenuation system according to claim 3, wherein: 5. The radiation attenuation system according to claim 3, wherein: 6. The radiation attenuation system according to claim 3, wherein: 7. The radiation attenuation system according to claim 6, wherein: 8. The radiation attenuation system according to claim 2, wherein: 9. The radiation attenuation system according to claim 8, wherein: 10. The radiation attenuation system according to claim 8, wherein: 11. The radiation attenuation system according to claim 1, further including: 12. The radiation attenuation system according to claim 1, wherein: 13. A radiation attenuation module, comprising: 14. The module according to claim 13, wherein: 15. The module according to claim 14 wherein: 16. The module according to claim 14, wherein: 17. The module according to claim 14, wherein: 18. The module according to claim 17, wherein: 19. The module according to claim 13, wherein: 20. The module according to claim 19, wherein: 21. The module according to claim 19, wherein: 22. The module according to claim 13, wherein: 23. A method of making a radiation attenuation module, comprising: 24. The method according to claim 23, including: 25. The method according to claim 24, including: 26. The method according to claim 24, including: 27. The method according to claim 26, including: 28. The method according to claim 26, including: 29. The method according to claim 23, including: 30. The method according to claim 23, including: