1. A medical device, comprising:
a port defining a cavity, the port comprising a penetrable portion;
a plurality of radiation sources in the cavity; and
a catheter in fluid communication with the cavity.
2. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising a penetrable portion;
a radiation source in the cavity;
a controller interfaced with the radiation source, the controller controlling the radiation source based on the presence of injectable material in the cavity; and
a catheter in fluid communication with the cavity.
3. A medical device, comprising:
a cavity communicable with a body to deliver or to receive a fluid;
a radiation source configured to expose a portion of tire cavity to radiation; and
a controller in electrical communication with the radiation source, wherein the controller controls the radiation source based on the presence of injectable material in the cavity.
4. The device of claim 3, wherein the controller is configured to detect a change in electrical resistance.
5. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising a penetrable portion;
a radiation source in the cavity, the radiation source being secured to the cavity and capable of emiting ultraviolet radiation;
a controller interfaced with the radiation source, the controller controlling the radiation source based on the presence of injectable material in the cavity; and
catheter in fluid communication with the cavity.
6. The device of claim 5, further comprising a plurality of radiation sources in the cavity.
7. The device of claim 5, wherein the radiation source is arranged such that substantially the entire surface of the cavity is exposed to radiation from the source.
8. The device of claim 5, wherein the radiation source is capable of radiating ultraviolet-C radiation.
9. The device of claim 5, further comprising a second radiation source in the catheter.
10. The device of claim 5, further comprising a plurality of radiation sources positioned axially along the length of the catheter.
11. The device of claim 10, wherein the plurality of radiation sources are radially centered along the catheter.
12. The device of claim 5, wherein the penetrable portion comprises a self-sealing material.
13. The device of claim 5, wherein the penetrable portion is penetrable by an injection needle.
14. The device of claim 5, wherein the port is configured to be implanted subcutaneously.
15. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising a penetrable portion;
a plurality of radiation sources in the cavity, the radiation sources being secured to the cavity and capable of emitting ultraviolet radiation; and
a catheter in fluid communication with the cavity.
16. The device of claim 15, wherein the radiation sources are arranged such that substantially the entire surface of the cavity is exposed to radiation from the sources.
17. The device of claim 15, wherein the radiation sources are capable of radiating ultraviolet-C radiation.
18. The device of claim 15, further comprising a controller interfaced with the radiation sources.
19. The device claim 18, wherein the controller controls the radiation sources based on the presence of injectable material in the cavity.
20. The device of claim 15, further comprising a radiation source in the catheter.
21. The device of claim 15, wherein the radiation sources are positioned axially along the length of the catheter.
22. The device of claim 21, wherein the radiation sources are radially centered along the catheter.
23. The device of claim 15, wherein the penetrable portion comprises a self-sealing material.
24. The device of claim 15, wherein the penetrable portion is penetrable by an injection needle.
25. The device of claim 15, wherein the port is configured to be implanted subcutaneously.
26. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising a penetrable portion;
a radiation source in the cavity, the radiation source being secured to the cavity and capable of emitting ultraviolet radiation;
a catheter in fluid communication with the cavity; and
a second radiation source in the catheter.
27. The device of claim 26, further comprising a plurality of radiation sources in the cavity.
28. The device of claim 26, wherein the radiation source is arranged such that substantially the entire surface of the cavity is exposed to radiation from the source.
29. The device of claim 26, wherein the radiation source and second radiation source are capable of radiating ultraviolet-C radiation.
30. The device of claim 26, further comprising a controller interfaced with the radiation sources.
31. The device of claim 30, wherein the controller controls the radiation sources based on the presence of injectable material in the cavity.
32. The device of claim 26, further comprising a plurality of radiation sources positioned axially along the length of the catheter.
33. The device claim 32, wherein the radiation sources are radially centered along the catheter.
34. The device of claim 26, wherein the penetrable portion comprises a self-sealing material.
35. The device of claim 26, wherein the penetrable portion is penetrable by an injection needle.
36. The device of claim 26, wherein the port is configured to be implanted subcutaneously.
37. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising a penetrable portion;
a radiation source in the cavity, the radiation source being capable of emitting ultraviolet radiation;
a controller interfaced with the radiation source, the controller controlling the radiation source based on the presence of injectable material in the cavity; and
a catheter in fluid communication with the cavity.
38. The device of claim 37, further comprising a plurality of radiation sources in the cavity.
39. The device of claim 37, wherein the radiation source is arranged such that substantially the entire surface of the cavity is exposed to radiation from the source.
40. The device of claim 37, wherein the radiation source is capable of radiating ultraviot-C radiation.
41. The device of claim 37, further comprising a second radiation source in the catheter.
42. The device of claim 37, further comprising a plurality of radiation sources positioned axially along the length of the catheter.
43. The device of claim 42, wherein the plurality of radiation sources are radially centered along the catheter.
44. The device of claim 37, wherein the penetrable portion comprises a self-sealing material.
45. The device of claim 37, wherein the penetrable portion is penetrable by an injection needle.
46. The device of claim 37, wherein the port is configured to be implanted subcutaneously.
47. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising a penetrable portion;
a plurality of radiation sources in the cavity, the radiation sources being capable of emitting ultraviolet radiation; and
a catheter in fluid communication with the cavity.
48. The device of claim 47, wherein the radiation sources are arranged such that substantially the entire surface of the cavity is exposed to radiation from the sources.
49. The device of claim 47, wherein the radiation sources are capable of radiating ultraviolet-C radiation.
50. The device of claim 47, further comprising a controller interfaced with the radiation sources.
51. The device or claim 50, wherein the controller controls the radiation sources based on the presence of injectable material in the cavity.
52. The device of claim 47, further comprising a radiation source in the catheter.
53. The device of claim 47, wherein the radiation sources are positioned axially along the length of the catheter.
54. The device of claim 53, wherein the radiation sources are radially centered along the catheter.
55. The device of claim 47, wherein the penetrable portion comprises a self-sealing material.
56. The device of claim 47, wherein the penetrable portion is penetrable by an injection needle.
57. The device of claim 47, wherein the port is configured to be implanted subcutaneously.
58. A medical device, comprising:
a port comprising a housing defining a cavity, the port comprising portion;
a radiation source in the cavity, the radiation source being capable of emitting ultraviolet radiation;
a catheter in fluid communication with the cavity; and
a second radiation source in the catheter.
59. The device of claim 58, further comprising a plurality of radiation sources in the cavity.
60. The device of claim 58, wherein the radiation source is arranged such that substantially the entire surface of the cavity is exposed to radiation from the source.
61. The device of claim 58, wherein the radiation source and second radiation source are capable of radiating ultraviolet-C radiation.
62. The device of claim 58, further comprising a controller interfaced with the radiation sources.
63. The device of claim 62, wherein the controller controls the radiation sources based on the presence of injectable maternal in the cavity.
64. The device of claim 58, further comprising plurality of radiation sources positioned axially along the length of the catheter.
65. The device of claim 64, wherein the radiation sources are radially centered along the catheter.
66. The device of claim 58, wherein the penetrable portion comprises a self-sealing material.
67. The device of claim 58, wherein the penetrable portion is penetrable by an injection needle.
68. The device of claim 58, wherein the port is configured to be implanted subcutaneously.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for treating a flue gas stream, comprising:
injecting a halide salt into a flue gas stream, wherein the halide salt is not thermolabile at the temperature of the flue gas stream at the point of injection.
2. A method for treating a flue gas stream, comprising:
injecting a halide salt solution into a flue gas stream in combination with other salts, wherein the halide salt is not thermolabile at the temperature of the flue gas stream at the point of injection.
3. A method for treating a flue gas stream, comprising:
injecting a halide salt into a flue gas stream, wherein the halide salt is not thermolabile at the temperature of the flue gas stream at the point of injection; and
chemically reacting the halide salt with constituents in the flue gas stream to form reactive halogen species.
4. A method for treating a flue gas stream, comprising:
injecting a halide salt into a flue gas stream at a location between an economizer and a scrubber.
5. The method of claim 1, wherein the halide salt is sodium bromide.
6. The method of claim 1, wherein the halide salt is sodium chloride.
7. The method of claim 1, wherein the halide salt is dissolved into a liquid-phase solution before injection into the flue gas stream.
8. The method of claim 1, wherein the halide salt is injected into the flue gas stream as a powder.
9. The method of claim 1, wherein the halide salt is injected into the flue gas stream by placing a solid structure containing the halide salt in the flue gas stream.
10. The method of claim 1, wherein the temperature of injection is less than about 1,000 F.
11. The method of claim 1, wherein the temperature of injection is less than about 1,000 F and greater than about 200\xb0 F.
12. The method of claim 1, wherein a constituent in the flue gas stream is sulfur trioxide or sulfuric acid.
13. The method of claim 1, wherein the halide salt reacts with sulfur trioxide or sulfuric acid in the flue gas stream to produce the reactive halogen species.