Integrated analytical system and method
First Claim
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1. A sequencing chip comprising:
- a plurality of analytical devices, each analytical device having a reaction cell, an optical element and a detection element;
one or more integrated waveguides in optical communication with the reaction cells to deliver a pulsed illumination light to the reaction cells, wherein for each respective analytical device in the plurality of analytical devices;
a sample is disposed in the reaction cell and emits photons in response to the pulsed illumination light;
the optical element is in optical communication with the reaction cell and the detection element to deliver the photons emitted from the sample in the reaction cell to the detection element; and
the detection element comprises a plurality of storage elements, and is configured to;
convert the photons into charges;
relegate each respective charge into a storage element in the plurality of storage elements; and
integrate the charges over time in each storage element in the plurality of storage elements to generate a plurality of electrical data signals;
andone or more electrical contacts electrically connected with the detection elements for transmitting the electrical data signals.
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Abstract
An analytical assembly within a unified device structure for integration into an analytical system. The analytical assembly is scalable and includes a plurality of analytical devices, each of which includes a reaction cell, an optical sensor, and at least one optical element positioned in optical communication with both the reaction cell and the sensor and which delivers optical signals from the cell to the sensor. Additional elements are optionally integrated into the analytical assembly. Methods for forming and operating the analytical system are also disclosed.
189 Citations
26 Claims
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1. A sequencing chip comprising:
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a plurality of analytical devices, each analytical device having a reaction cell, an optical element and a detection element; one or more integrated waveguides in optical communication with the reaction cells to deliver a pulsed illumination light to the reaction cells, wherein for each respective analytical device in the plurality of analytical devices; a sample is disposed in the reaction cell and emits photons in response to the pulsed illumination light; the optical element is in optical communication with the reaction cell and the detection element to deliver the photons emitted from the sample in the reaction cell to the detection element; and the detection element comprises a plurality of storage elements, and is configured to; convert the photons into charges; relegate each respective charge into a storage element in the plurality of storage elements; and integrate the charges over time in each storage element in the plurality of storage elements to generate a plurality of electrical data signals; and one or more electrical contacts electrically connected with the detection elements for transmitting the electrical data signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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14. The nucleic acid sequencing instrument of 13, wherein the processing system comprises:
a camera board in contact with the one or more electrical contacts of the sequencing chip, the camera board comprising a circuitry for processing the electrical data signals from the sequencing chip.
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15. The nucleic acid sequencing instrument of 13, wherein the processing system further comprises:
a downstream processing system in electrical communication with the camera board to receive data from the camera board and to perform further analysis.
Specification