Method and apparatus for collecting and diluting a liquid sample
First Claim
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1. An instrument for collecting a fluid sample comprising:
- a collector for collecting said fluid sample using capillary forces; and
a reservoir of diluent incorporated into said instrument for diluting said fluid sample.
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Abstract
An instrument for collecting a fluid sample includes a collector for collecting the fluid sample using capillary forces, and a reservoir of diluent incorporated into the instrument for diluting the fluid sample. A method of collecting a fluid sample includes collecting the fluid sample with an instrument using capillary forces; and diluting the fluid sample in the instrument with a reservoir of diluent incorporated into the instrument.
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Citations
32 Claims
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1. An instrument for collecting a fluid sample comprising:
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a collector for collecting said fluid sample using capillary forces; and
a reservoir of diluent incorporated into said instrument for diluting said fluid sample. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of collecting a fluid sample, said method comprising:
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collecting said fluid sample with an instrument using capillary forces; and
diluting said fluid sample in said instrument with a reservoir of diluent incorporated into said instrument. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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26. A method of making an instrument for collecting a fluid sample comprising:
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forming a collector comprising a capillary for collecting said fluid sample using capillary forces; and
forming a reservoir of diluent incorporated into said instrument for diluting said fluid sample. - View Dependent Claims (27, 28, 29, 30)
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31. An instrument for collecting a fluid sample, comprising:
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a collector adapted to collect said fluid sample using capillary forces; and
a reservoir in fluid communication with said collector, said reservoir adapted to hold a pre-selected volume of a diluent, wherein expulsion of said diluent from said instrument mixes said diluent and said fluid sample.
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32. An instrument for collecting a fluid sample, comprising:
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a capillary collector tube having a capillary break disposed along said tube, said capillary collector tube disrupting capillary forces in said tube and adapted to collect said fluid sample; and
a reservoir in fluid communication with said capillary collector tube, said reservoir adapted to hold a pre-selected volume of a diluent; and
a chamber to which pressure is applied, said chamber being in fluid communication with said reservoir, wherein application of pressure to said chamber forces said diluent into and through said capillary collector tube mixing said diluent and said fluid sample.
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Specification