IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0037478
(2001-10-24)
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발명자
/ 주소 |
- Eisfeld, Timothy M.
- Koller, Manfred R.
- Palsson, Bernhard O.
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출원인 / 주소 |
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대리인 / 주소 |
McDermott Will & Emery LLP
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인용정보 |
피인용 횟수 :
23 인용 특허 :
31 |
초록
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The invention provides an apparatus for electromagnetically affecting a particle of interest in a specimen. The apparatus includes (a) a stage capable of supporting the specimen; (b) a detector including at least one camera, wherein the detector is capable of resolving a particle of interest within
The invention provides an apparatus for electromagnetically affecting a particle of interest in a specimen. The apparatus includes (a) a stage capable of supporting the specimen; (b) a detector including at least one camera, wherein the detector is capable of resolving a particle of interest within the specimen; (c) a means for locating the particle of interest in three dimensions; (d) a means for focusing electromagnetic radiation to a focal volume within the specimen; and (e) a means for adjusting the relative positions of the stage and electromagnetic radiation focusing means, thereby positioning the particle of interest within the focal volume.
대표청구항
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1. An apparatus for electromagnetically affecting a particle of interest in a specimen, comprising (a) a stage capable of supporting the specimen; (b) a detector comprising at least one camera, wherein the detector is capable of resolving a particle of interest within the specimen; (c) a me
1. An apparatus for electromagnetically affecting a particle of interest in a specimen, comprising (a) a stage capable of supporting the specimen; (b) a detector comprising at least one camera, wherein the detector is capable of resolving a particle of interest within the specimen; (c) a means for locating the particle of interest in three dimensions; (d) a means for focusing electromagnetic radiation to a focal volume within the specimen; and (e) a means for adjusting the relative positions of the stage and electromagnetic radiation focusing means, thereby positioning the particle of interest within the focal volume, wherein the apparatus is capable of electromagnetically affecting particles in at least 10 separate focal volumes in the specimen per minute. 2. The apparatus of claim 1, wherein the detector is capable of obtaining a plurality of non-identical two-dimensional images, wherein a particle of interest is discernable in at least one of the two-dimensional images. 3. The apparatus of claim 1, wherein the apparatus is capable of electromagnetically affecting particles in at least 500,000 separate focal volumes in the specimen per minute. 4. The apparatus of claim 1, wherein the detector comprises a plurality of cameras capable of imaging the specimen from different directions of view. 5. The apparatus of claim 4, wherein the different directions of view are separated by an angle less than 45 degrees. 6. The apparatus of claim 1, wherein the detector comprises a charge-coupled device camera. 7. The apparatus of claim 1, wherein the means for locating the particle comprises a device for processing more than one two-dimensional representations to produce a three-dimensional representation. 8. The apparatus of claim 1, wherein the means for locating the particle comprises a computer memory capable of storing location coordinates for at least one particle of interest. 9. The apparatus of claim 1, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means. 10. The apparatus of claim 9, wherein the means for locating the particle is capable of communicating with the automated positioning device. 11. The apparatus of claim 1, wherein the adjusting means comprises an automated positioning device functionally connected to the stage. 12. The apparatus of claim 11, wherein the means for locating the particle is capable of communicating with the automated positioning device. 13. The apparatus of claim 1, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means and stage. 14. The apparatus of claim 13, wherein the means for locating the particle is capable of communicating with the automated positioning devices. 15. The apparatus of claim 1, further comprising an electromagnetic radiation source directed to the electromagnetic radiation focusing means. 16. The apparatus of claim 15, wherein the electromagnetic radiation source is at least one laser. 17. The apparatus of claim 16, wherein the radiation is convergent. 18. The apparatus of claim 15, wherein the at least one laser emits a wavelength between 100 nanometers and 30 micrometers. 19. The apparatus of claim 15, wherein the source comprises a plurality of lasers. 20. The apparatus of claim 19, wherein the radiation beams from the lasers intersect in the focal volume. 21. The apparatus of claim 19, wherein the lasers emit radiation of differing wavelengths. 22. The apparatus of claim 15, whereby the focal volume can comprise sufficient energy to kill a cell. 23. The apparatus of claim 15, whereby the focal volume can comprise sufficient energy to optoinject a cell. 24. The apparatus of claim 15, whereby the focal volume can comprise sufficient energy to inactivate a cell component. 25. The apparatus of claim 15, whereby the focal volume can comprise sufficient energy to activate a photosensitive agent. 26. The apparatus of claim 25, wherein the photosensitive agent is a caged compound, photodynamic therapy agent or fluorophore. 27. The apparatus of claim 1, further comprising an illuminating device placed to illuminate the specimen. 28. The apparatus of claim 27, wherein the illuminating device comprises a lamp. 29. The apparatus of claim 27, wherein the illuminating device comprises a laser. 30. The apparatus of claim 27, wherein the illuminating device comprises a light-emitting diode. 31. An apparatus for electromagnetically affecting a particle of interest in a specimen, comprising (a) a stage capable of supporting the specimen; (b) a detector capable of resolving a particle of interest within the specimen, wherein the detector comprises a plurality of cameras, each camera viewing a different focal planar region, each of the viewed focal planar regions producing a different sectional image of the specimen; (c) a means for locating the particle of interest in three dimensions; (d) a means for focusing electromagnetic radiation to a focal volume within the specimen; and (e) a means for adjusting the relative positions of the stage and electromagnetic radiation focusing means, thereby positioning the particle of interest within the focal volume. 32. The apparatus of claim 31, wherein at least one of the cameras views a depth of field of less than 100 microns. 33. The apparatus of claim 31, wherein the different sectional images are produced by focusing the cameras on different sections of the specimen. 34. The apparatus of claim 33, wherein the distance between the midplanes of adjacent focal planar regions is about the depths of field that are viewed by the cameras. 35. The apparatus of claim 31, wherein the focal planar regions are substantially non-overlapping in the Z-level. 36. The apparatus of claim 31, wherein the cameras have directions of view that are substantially parallel to one another. 37. The apparatus of claim 31, wherein the apparatus is capable of electromagnetically affecting particles in at least 10 separate focal volumes in the specimen per minute. 38. The apparatus of claim 31, wherein the means for locating the particle comprises a device for processing more than one two-dimensional representations to produce a three-dimensional representation. 39. The apparatus of claim 31, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means. 40. The apparatus of claim 31, wherein the adjusting means comprises an automated positioning device functionally connected to the stage. 41. The apparatus of claim 31, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means and stage. 42. The apparatus of claim 31, further comprising an electromagnetic radiation source directed to the electromagnetic radiation focusing means. 43. The apparatus of claim 42, wherein the electromagnetic radiation source is at least one laser. 44. The apparatus of claim 43, wherein the radiation is convergent. 45. The apparatus of claim 43, wherein the at least one laser emits a wavelength between 100 nanometers and 30 micrometers. 46. The apparatus of claim 42, wherein the source comprises a plurality of lasers. 47. The apparatus of claim 46, wherein the radiation beams from the lasers intersect in the focal volume. 48. The apparatus of claim 46, wherein the lasers emit radiation of differing wavelengths. 49. The apparatus of claim 31, whereby the focal volume can comprise sufficient energy to kill a cell. 50. The apparatus of claim 31, whereby the focal volume can comprise sufficient energy to optoinject a cell. 51. The apparatus of claim 31, whereby the focal volume can comprise sufficient energy to inactivate a cell component. 52. The apparatus of claim 31, whereby the focal volume can comprise sufficient energy to activate a photosensitive agent. 53. The apparatus of claim 52, wherein the photosensitive agent is a caged compound, photodynamic therapy agent or fluorophore. 54. The apparatus of claim 31, further comprising an illuminating device placed to illuminate the specimen. 55. The apparatus of claim 54, wherein the illuminating device comprises a lamp. 56. The apparatus of claim 54, wherein the illuminating device comprises a laser. 57. The apparatus of claim 54, wherein the illuminating device comprises a light-emitting diode. 58. An apparatus for electromagnetically affecting a particle of interest in a specimen, comprising (a) a stage capable of supporting the specimen; (b) a detector capable of resolving a particle of interest within the specimen, wherein the detector comprises a camera viewing a shallow focal planar region and wherein the focal planar region can be refocused on different sections of the specimen; (c) a means for locating the particle of interest in three dimensions; (d) a means for focusing electromagnetic radiation to a focal volume within the specimen; and (e) a means for adjusting the relative positions of the stage and electromagnetic radiation focusing means, thereby positioning the particle of interest within the focal volume. 59. The apparatus of claim 58, wherein the focal planar region is refocused on different sections of the specimen at different points in time. 60. The apparatus of claim 59, wherein refocusing occurs at a rate of at least 1 Hz. 61. The apparatus of claim 58, wherein the refocusing is automated. 62. The apparatus of claim 58, wherein the detector is capable of obtaining a plurality of non-identical two-dimensional images, wherein a particle of interest is discernable in at least one of the two-dimensional images. 63. The apparatus of claim 58, wherein the apparatus is capable of electromagnetically affecting particles in at least 10 separate focal volumes in the specimen per minute. 64. The apparatus of claim 58, wherein the detector comprises a plurality of cameras capable of imaging the specimen from different directions of view. 65. The apparatus of claim 58, wherein the means for locating the particle comprises a device for processing more than one two-dimensional representations to produce a three-dimensional representation. 66. The apparatus of claim 58, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means. 67. The apparatus of claim 58, wherein the adjusting means comprises an automated positioning device functionally connected to the stage. 68. The apparatus of claim 58, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means and stage. 69. The apparatus of claim 58, further comprising an electromagnetic radiation source directed to the electromagnetic radiation focusing means. 70. The apparatus of claim 69, wherein the electromagnetic radiation source is at least one laser. 71. The apparatus of claim 70, wherein the radiation is convergent. 72. The apparatus of claim 70, wherein the at least one laser emits a wavelength between 100 nanometers and 30 micrometers. 73. The apparatus of claim 69, wherein the source comprises a plurality of lasers. 74. The apparatus of claim 73, wherein the radiation beams from the lasers intersect in the focal volume. 75. The apparatus of claim 73, wherein the lasers emit radiation of differing wavelengths. 76. The apparatus of claim 58, whereby the focal volume can comprise sufficient energy to kill a cell. 77. The apparatus of claim 58, whereby the focal volume can comprise sufficient energy to optoinject a cell. 78. The apparatus of claim 58, whereby the focal volume can comprise sufficient energy to inactivate a cell component. 79. The apparatus of claim 58, whereby the focal volume can comprise sufficient energy to activate a photosensitive agent. 80. The apparatus of claim 79, wherein the photosensitive agent is a c aged compound, photodynamic therapy agent or fluorophore. 81. The apparatus of claim 58, further comprising an illuminating device placed to illuminate the specimen. 82. The apparatus of claim 81, wherein the illuminating device comprises a lamp. 83. The apparatus of claim 81, wherein the illuminating device comprises a laser. 84. The apparatus of claim 81, wherein the illuminating device comprises a light-emitting diode. 85. An apparatus for electromagnetically affecting a particle of interest in a specimen, comprising (a) a stage capable of supporting the specimen; (b) a detector capable of resolving a particle of interest within the specimen, wherein the detector comprises a camera viewing a shallow depth of field and wherein the detector can be automatically refocused to obtain different sectional images of the specimen; (c) a means for locating the particle of interest in three dimensions; (d) a means for focusing electromagnetic radiation to a focal volume within the specimen; and (e) a means for adjusting the relative positions of the stage and electromagnetic radiation focusing means, thereby positioning the particle of interest within the focal volume. 86. The apparatus of claim 85, wherein the automatic refocus comprises moving the camera. 87. The apparatus of claim 85, wherein the camera views a shallow depth of field through a lens and the automatic refocus comprises moving the lens. 88. The apparatus of claim 85, wherein the camera views a shallow depth of field reflected by a mirror and the automatic refocus comprises moving the mirror. 89. The apparatus of claim 85, wherein the automatic refocus comprises moving the specimen. 90. The apparatus of claim 85, wherein the apparatus is capable of electromagnetically affecting particles in at least 10 separate focal volumes in the specimen per minute. 91. The apparatus of claim 85, wherein the detector comprises a plurality of cameras capable of imaging the specimen from different directions of view. 92. The apparatus of claim 85, wherein the means for locating the particle comprises a device for processing more than one two-dimensional representations to produce a three-dimensional representation. 93. The apparatus of claim 85, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means. 94. The apparatus of claim 85, wherein the adjusting means comprises an automated positioning device functionally connected to the stage. 95. The apparatus of claim 85, wherein the adjusting means comprises an automated positioning device functionally connected to the electromagnetic radiation focusing means and stage. 96. The apparatus of claim 85, further comprising an electromagnetic radiation source directed to the electromagnetic radiation focusing means. 97. The apparatus of claim 96, wherein the electromagnetic radiation source is at least one laser. 98. The apparatus of claim 97, wherein the at least one laser emits a wavelength between 100 nanometers and 30 micrometers. 99. The apparatus of claim 96, wherein the radiation is convergent. 100. The apparatus of claim 96, wherein the source comprises a plurality of lasers. 101. The apparatus of claim 100, wherein the radiation beams from the lasers intersect in the focal volume. 102. The apparatus of claim 100, wherein the lasers emit radiation of differing wavelengths. 103. The apparatus of claim 85, whereby the focal volume can comprise sufficient energy to kill a cell. 104. The apparatus of claim 85, whereby the focal volume can comprise sufficient energy to optoinject a cell. 105. The apparatus of claim 85, whereby the focal volume can comprise sufficient energy to inactivate a cell component. 106. The apparatus of claim 85, whereby the focal volume can comprise sufficient energy to activate a photosensitive agent. 107. The apparatus of claim 106, wherein the photosensitive agent is a caged compound, photodynamic therapy agent or fluorophor e. 108. The apparatus of claim 85, further comprising an illuminating device placed to illuminate the specimen. 109. The apparatus of claim 108, wherein the illuminating device comprises a lamp. 110. The apparatus of claim 108, wherein the illuminating device comprises a laser. 111. The apparatus of claim 108, wherein the illuminating device comprises a light-emitting diode. 112. A method for electromagnetically affecting a particle of interest in a specimen, comprising the steps of (a) obtaining a plurality of nonidentical two-dimensional sectional representations of the specimen in which the particle of interest is discernable in at least one of the sectional representations; (b) combining the plurality of sectional two-dimensional representations to produce a three-dimensional representation of the specimen; (c) locating the particle of interest in three dimensions based on the three-dimensional representation; and (d) focusing electromagnetic radiation to a focal volume, the focal volume intersecting a portion of the specimen containing the particle of interest, wherein the radiation within the focal volume substantially affects only the portion of the specimen within the focal volume, the portion of the specimen within the focal volume being surrounded by an envelope of substantially unaffected specimen. 113. The method of claim 112, wherein the specimen is a multilayer of particles. 114. The method of claim 112, wherein the specimen is a biological specimen. 115. The method of claim 114, wherein the particle is a cell. 116. The method of claim 115, wherein the electromagnetic effect is death. 117. The method of claim 115, wherein the electromagnetic effect is optoinjection. 118. The method of claim 115, wherein the electromagnetic effect is alteration of gene expression. 119. The method of claim 115, wherein the electromagnetic effect is fluorescence. 120. The method of claim 115, wherein the electromagnetic effect is uncaging of an ion. 121. The method of claim 112, wherein the particle of interest is discernable by the presence of a selective marker. 122. The method of claim 121, wherein the selective marker is nondestructive to the particle. 123. The method of claim 121, wherein the selective marker comprises a dye. 124. The method of claim 121, wherein the selective marker comprises an antibody. 125. The method of claim 121, wherein the marker is selective for tumor cells. 126. The method of claim 112, wherein the particle of interest is discernable by a plurality of selective markers. 127. The method of claim 112, wherein the particle of interest is discernable by the absence of a selective marker. 128. The method of claim 112, wherein the position of the specimen is changed to intersect the portion of the specimen containing the particle of interest with the focal volume. 129. The method of claim 112, wherein the position of the focal volume is changed to intersect the portion of the specimen containing the particle of interest with the focal volume. 130. The method of claim 112, wherein at least 10 separate portions of the specimen containing a located particle are electromagnetically affected per minute. 131. The method of claim 112, wherein at least 500,000 separate portions of the specimen containing a located particle are electromagnetically affected per minute. 132. The method of claim 112, wherein the plurality of representations is obtained with a plurality of cameras, each camera viewing a different focal planar region, each of the viewed focal planar regions producing a different sectional representation of the specimen. 133. The method of claim 132, wherein at least one of the cameras views a depth of field of less than 100 microns. 134. The method of claim 132, wherein the different sectional representations are produced by focusing the camera views to different focal planar regions in the specimen. 135. The method of claim 134, wherein the distance between the midplanes of adjacent focal planar reg ions is about the depths of field that are viewed by the cameras. 136. The method of claim 132, wherein the sectional representations are substantially non-overlapping. 137. The method of claim 132, wherein the directions-of-view of the cameras are substantially parallel to one another. 138. The method of claim 112, wherein the plurality of representations is obtained with a camera viewing a shallow depth of field and wherein the focal planar region can be refocused on different sections of the specimen. 139. The apparatus of claim 138, wherein the refocusing is automated. 140. The method of claim 112, wherein the plurality of representations is obtained with a detector viewing a shallow depth of field and wherein the detector can be automatically refocused to obtain different sectional representations of the specimen. 141. The method of claim 112, wherein the electromagnetic radiation is produced by at least one laser. 142. The method of claim 141, wherein the electromagnetic radiation comprises convergent rays. 143. The method of claim 141, wherein the electromagnetic radiation is between 100 nanometers and 30 micrometers. 144. The method of claim 112, wherein the electromagnetic radiation is produced by a plurality of lasers. 145. The method of claim 144, wherein the radiation beams from the lasers intersect in the focal volume. 146. The method of claim 144, wherein the lasers emit radiation of differing wavelengths. 147. The method of claim 112, wherein the specimen is illuminated. 148. The method of claim 147, wherein the specimen is illuminated with a lamp. 149. The method of claim 147, wherein the specimen is illuminated with a laser. 150. The method of claim 147, wherein the specimen is illuminated with a light-emitting diode. 151. A method for electromagnetically affecting a particle of interest in a specimen, comprising the steps of: (a) focusing a plurality of detectors on a plurality of focal planar regions in a specimen; (b) obtaining a plurality of two-dimensional sectional representations each corresponding to one of the focal planar regions, wherein a particle of interest can be discerned in at least one of the two-dimensional sectional representations; (c) storing the plurality of two-dimensional sectional representations in a computer memory; (d) combining the plurality of two-dimensional sectional representations to produce a three-dimensional representation of at least a portion of the specimen; (e) locating the particle of interest in the specimen based on the three-dimensional representation of at least a portion of the specimen; and (f) focusing electromagnetic radiation to a focal volume, the focal volume intersecting a portion of the specimen containing the particle of interest, wherein the radiation within the focal volume substantially affects only the portion of the specimen within the focal volume, the portion of the specimen within the focal volume being surrounded by an envelope of substantially unaffected specimen. 152. A method for electromagnetically affecting a particle of interest in a specimen, comprising the steps of: (a) obtaining a plurality of two-dimensional sectional representations of the specimen at different Z-levels, wherein the particle of interest is discernable in at least one of the sectional representations; (b) selecting a two-dimensional sectional representation from the plurality of two-dimensional sectional representations wherein the particle of interest is in focus; (c) locating the particle of interest in the specimen with reference to X and Y coordinates of the particle in the selected two-dimensional sectional representation and the Z-level of the selected two-dimensional sectional representation; and (d) focusing electromagnetic radiation to a focal volume, the focal volume intersecting a portion of the specimen containing the particle of interest, wherein the radiation within the focal volume substantially affects only the portion of the specimen within th e focal volume, the portion of the specimen within the focal volume being surrounded by an envelope of substantially unaffected specimen.
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