Implantable pressure transducer system optimized to correct environmental factors
First Claim
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1. An implantable sensing system, comprising:
- a biocompatible sensor housing, a pressure sensing interface hermetically sealed to the sensor housing; and
a plurality of strain gauges joined to the pressure sensing interface;
wherein the plurality of strain gauges are arranged in a Wheatstone bridge configuration.
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Abstract
This invention relates generally to systems and methods for optimizing the performance and minimizing complications related to implanted sensors, such as pressure sensors, for the purposes of detecting, diagnosing and treating cardiovascular disease in a medical patient. Systems and methods for anchoring implanted sensors to various body structures is also provided.
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Citations
18 Claims
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1. An implantable sensing system, comprising:
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a biocompatible sensor housing, a pressure sensing interface hermetically sealed to the sensor housing; and
a plurality of strain gauges joined to the pressure sensing interface;
wherein the plurality of strain gauges are arranged in a Wheatstone bridge configuration. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An implantable pressure sensor, comprising:
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means for pressure sensing in the body;
means for housing said sensing means chronically in a body; and
a means for providing temperature correction for the pressure sensing means.
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16. A method for monitoring a patient, comprising:
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providing a hermetically sealed pressure transducer in a body;
detecting a pressure with the hermetically sealed pressure transducer; and
providing a temperature modulated pressure signal with the hermetically sealed pressure transducer. - View Dependent Claims (17, 18)
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Specification