Self calibration devices for chemical and bio analytical trace detection systems
First Claim
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1. A microelectromechanical device for calibration of a sensor, comprising:
- (i) an array of micromachined MEMS structures for storage of calibrant molecules; and
(ii) a calibrant releasing or interferent releasing structure operatively associated with the array.
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Abstract
The present invention relates to chemical and bioanalytical sensors and sensor systems, particularly to systems incorporating a calibration device for sensors where the calibration device is comprised of an array of micromachined MEMS structures and materials for trapping and retaining calibrant or interferant materials until they are needed and released quantitatively using structure operatively associated with the array.
4 Citations
12 Claims
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1. A microelectromechanical device for calibration of a sensor, comprising:
- (i) an array of micromachined MEMS structures for storage of calibrant molecules; and
(ii) a calibrant releasing or interferent releasing structure operatively associated with the array. - View Dependent Claims (2, 3)
- (i) an array of micromachined MEMS structures for storage of calibrant molecules; and
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4. A film for calibration of a sensor, comprising:
- a polymeric film containing a composition selected from a calibrant or an interferent wherein the film is fixed on a microelectrical-mechanical system (MEMS) array, and wherein the array comprises a heating element adjacent said film, and wherein heating of said film releases said calibrant or interferent composition.
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5. A calibrant or interferent reservoir for calibration of a sensor, comprising:
- (i) a canal or well within a MEMS array;
(ii) a membrane covering said canal or well; and
(iii) a rupture mechanism operatively associated with the membrane, wherein the membrane is capable of trapping a calibrant or interferent within the canal or well, and wherein upon rupture of the membrane the calibrant or interferent is released. - View Dependent Claims (6, 7, 8)
- (i) a canal or well within a MEMS array;
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9. A retrofit unit for a sensor, comprising:
- a) housing suitable for operational integration with an existing sensor; and
b) a microelectromechanical device for calibration of a sensor, comprising;
an array of micromachined MEMS structures; and
a calibrant releasing or interferent releasing structure operatively associated with the array. - View Dependent Claims (10)
- a) housing suitable for operational integration with an existing sensor; and
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11. A slide-in replacement for a sensor, comprising:
- a) housing suitable for operational replaceable integration with an existing sensor; and
b) a microelectromechanical device for calibration of a sensor, comprising;
an array of micromachined MEMS structures; and
a calibrant releasing or interferent releasing structure operatively associated with the array. - View Dependent Claims (12)
- a) housing suitable for operational replaceable integration with an existing sensor; and
Specification