Device and method for determining analyte levels
First Claim
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1. An implantable device for measuring an analyte, the device comprising:
- a sensor body comprising a sensor configured to measure an analyte; and
a composite bilayer membrane comprising an angiogenic material configured to promote angiogenesis and a bioprotective membrane disposed on at least a portion of the sensor, wherein the bioprotective membrane comprises polycarbonate urethane and polyvinylpyrrolidone, and wherein the angiogenic material is adjacent to the bioprotective membrane.
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Abstract
Devices and methods for determining analyte levels are described. The devices and methods allow for the implantation of analyte-monitoring devices, such as glucose monitoring devices that result in the delivery of a dependable flow of blood to deliver sample to the implanted device. The devices include unique architectural arrangement in the sensor region that allows accurate data to be obtained over long periods of time.
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4 Claims
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1. An implantable device for measuring an analyte, the device comprising:
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a sensor body comprising a sensor configured to measure an analyte; and a composite bilayer membrane comprising an angiogenic material configured to promote angiogenesis and a bioprotective membrane disposed on at least a portion of the sensor, wherein the bioprotective membrane comprises polycarbonate urethane and polyvinylpyrrolidone, and wherein the angiogenic material is adjacent to the bioprotective membrane. - View Dependent Claims (2, 3, 4)
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Specification