Methods and devices for thermal processing of multiple samples at the same time are disclosed. The sample processing devices provide process arrays that include conduits useful in distributing sample materials to a group pf process chambers located in fluid communication with the main conduits. The
Methods and devices for thermal processing of multiple samples at the same time are disclosed. The sample processing devices provide process arrays that include conduits useful in distributing sample materials to a group pf process chambers located in fluid communication with the main conduits. The sample processing devices may include one or more of the following features in various combinations: deformable seals, process chambers connected to the main conduit by feeder conduits exiting the main conduit at offset locations, U-shaped loading chambers, and a combination of melt bonded and adhesively bonded areas.
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What is claimed is: 1. A method of processing sample materials, the method comprising: providing a sample processing device that comprises: a body comprising a first side attached to a second side; a process array formed between the first and second sides, the process array comprising a loading str
What is claimed is: 1. A method of processing sample materials, the method comprising: providing a sample processing device that comprises: a body comprising a first side attached to a second side; a process array formed between the first and second sides, the process array comprising a loading structure, a main conduit comprising a length, a plurality of process chambers distributed along the main conduit, wherein the main conduit is in fluid communication with the loading structure and the plurality of process chambers; and a deformable seal located between the loading structure and the plurality of process chambers; distributing sample material to at least some of the process chambers through the main conduit; closing the deformable seal; locating the body in contact with a thermal block; and controlling the temperature of the thermal block while the body is in contact with the thermal block. 2. A method according to claim 1, wherein closing the deformable seal comprises occluding the main conduit along substantially all the length of the main conduit. 3. A method according to claim 1, wherein closing the deformable seal comprises occluding only a portion of the length of the main conduit, wherein the portion is located between the loading structure and the plurality of process chambers. 4. A method according to claim 1, wherein closing the deformable seal comprises deforming a deformable portion of the second side of the body. 5. A method according to claim 1, wherein at least a portion of the deformable seal comprises adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together using the adhesive. 6. A method according to claim 1, wherein at least a portion of the deformable seal comprises pressure sensitive adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together using the pressure sensitive adhesive. 7. A method according to claim 1, wherein the deformable seal comprises adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together with the adhesive to occlude at least a portion of the length of the main conduit. 8. A method according to claim 1, wherein the deformable seal comprises pressure sensitive adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together with the pressure sensitive adhesive to occlude at least a portion of the length of the main conduit. 9. A method according to claim 1, wherein the loading structure comprises a loading chamber in fluid communication with the main conduit, and wherein distributing sample material to at least some of the process chambers through the main conduit further comprises providing the sample material in the loading chamber. 10. A method according to claim 1, wherein the loading structure comprises a loading chamber in fluid communication with the main conduit, wherein the loading chamber defines a loading chamber volume equal to or greater than a combined volume of the main conduit and the plurality of process chambers, and wherein distributing sample material to at least some of the process chambers through the main conduit further comprises providing the sample material in the loading chamber. 11. A method according to claim 1, wherein each process chamber of the plurality of process chambers contains at least one reagent before the sample material is distributed. 12. A method of processing sample materials, the method comprising: providing a sample processing device that comprises: a body comprising a first side attached to a second side; and a process array formed between the first and second sides, the process array comprising a loading structure, a main conduit comprising a length, and a plurality of process chambers distributed along the main conduit, wherein the main conduit is in fluid communication with the loading structure and the plurality of process chambers, and a deformable seal located between the loading structure and the plurality of process chambers, the deformable seal comprising pressure sensitive adhesive located along substantially all of the length of the main conduit; distributing sample material to at least some of the process chambers through the main conduit; closing the deformable seal by occluding the main conduit along substantially all of the length of the main conduit to adhere the first side and the second side together within the main conduit using the pressure sensitive adhesive, wherein the occluding begins at a point distal from the loading structure and proceeds towards the loading structure, whereby sample material within the main conduit is urged towards the loading structure; separating the loading structure from the sample processing device after closing the deformable seal; locating the body in contact with a thermal block; and controlling the temperature of the thermal block while the body is in contact with the thermal block. 13. A method of processing sample materials, the method comprising: providing a sample processing device that comprises: a body comprising a first side attached to a second side, a plurality of process arrays formed between the first and second sides, wherein each process array of the plurality of process arrays comprises: a loading structure, a main conduit comprising a length, and a plurality of process chambers distributed along the main conduit, wherein the main conduit is in fluid communication with the loading structure and the plurality of process chambers, and a deformable seal located between the loading structure and the plurality of process chambers; distributing sample material to at least some of the process chambers in each process array of the plurality of process arrays through the main conduit in each of the process arrays; closing the deformable seal in each process array of the plurality of process arrays; locating the body in contact with a thermal block; and controlling the temperature of the thermal block while the body is in contact with the thermal block. 14. A method according to claim 13, wherein closing the deformable seal in each process array of the plurality of process arrays comprises simultaneously closing the deformable seal in each process array of the plurality of process arrays. 15. A method according to claim 13, wherein, for each process array of the plurality of process arrays, closing the deformable seal comprises occluding the main conduit along substantially all of the length of the main conduit. 16. A method according to claim 13, wherein, for each process array of the plurality of process arrays, closing the deformable seal comprises occluding the main conduit along only a portion of the length of the main conduit, wherein the portion of the main conduit is located between the loading structure and the plurality of process chambers. 17. A method according to claim 13, wherein, for each process array of the plurality of process arrays, closing the deformable seal comprises deforming a deformable portion of the second side of the body. 18. A method according to claim 13, wherein, for each process array of the plurality of process arrays, at least a portion of the deformable seal comprises adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together using the adhesive. 19. A method according to claim 13, wherein, for each process array of the plurality of process arrays, at least a portion of the deformable seal comprises pressure sensitive adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together using the pressure sensitive adhesive. 20. A method according to claim 13, wherein, for each process array of the plurality of process arrays, the deformable seal comprises adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together with the adhesive to occlude the main conduit along at least a portion of the length of the main conduit. 21. A method according to claim 13, wherein, for each process array of the plurality of process arrays, the deformable seal comprises pressure sensitive adhesive, and wherein closing the deformable seal comprises adhering the first side and the second side together with the pressure sensitive adhesive to occlude the main conduit along at least a portion of the length of the main conduit. 22. A method according to claim 13, wherein, for each process array of the plurality of process arrays, each process chamber of the plurality of process chambers contains at least one reagent before the sample material is distributed. 23. A method of processing sample materials, the method comprising: providing a sample processing device that comprises: a body comprising a first side attached to a second side; and a plurality of process arrays formed between the first and second sides, wherein each process array of the plurality of process arrays comprises: a loading structure, a main conduit comprising a length, and a plurality of process chambers distributed along the main conduit, wherein the main conduit is in fluid communication with the loading structure and the plurality of process chambers, and a deformable seal comprising pressure sensitive adhesive extending along substantially the entire main conduit; distributing sample material to at least some of the process chambers in each process array of the plurality of process arrays through the main conduit in each of the process arrays; simultaneously closing the deformable seal in each process array of the plurality of process arrays by adhering the first side and the second side together using the pressure sensitive adhesive, thereby occluding the main conduit in each process array of the plurality of process arrays along substantially all of the length of the main conduit; locating the body in contact with a thermal block; and controlling the temperature of the thermal block while the body is in contact with the thermal block. 24. A method of processing sample materials, the method comprising: providing a sample processing device comprising: a body that comprises a first side attached to a second side; a plurality of process arrays formed between the first and second sides, wherein each process array of the plurality of process arrays comprises a loading structure, a main conduit comprising a length, and a plurality of process chambers spaced adjacent from the main conduit, wherein the main conduit is in fluid communication with the loading structure and the plurality of process chambers, wherein each process array of the plurality of process arrays comprises a deformable seal located between the loading structure and the plurality of process chambers, said deformable seal being permanently deformable under mechanical pressure to occlude a conduit along which the deformable seal is located; distributing sample material to at least some of the process chambers in each process array of the plurality of process arrays through the main conduit in each of the process arrays; locating the second side of the sample processing device in contact with a thermal block; selectively compressing the first side and second side of the sample processing device together proximate each process chamber of the plurality of process chambers after locating the second side of the sample processing device in contact with a thermal block; and controlling the temperature of the thermal block while the sample processing device is in contact with the thermal block. 25. A method according to claim 24, wherein the body comprises adhesive attaching the first side and the second side together. 26. A method according to claim 24, wherein the selectively compressing comprises compressing substantially all of the sample processing device outside of the process chambers. 27. A method according to claim 24, wherein the selectively compressing comprises compressing a discrete area proximate each of the process chambers. 28. A method according to claim 24, wherein the method further comprises closing the deformable seal in each process array of the plurality of process arrays.
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