Systems and methods of use for continuous analyte measurement of a host's vascular system are provided. In some embodiments, a continuous glucose measurement system includes a vascular access device, a sensor and sensor electronics, the system being configured for insertion into communication with a...http://www.google.com.hk/patents/US20090137886?utm_source=gb-gplus-share專利 US20090137886 - ANALYTE SENSOR
