| 摘要 |
An intravascular sensor assembly insertable into an intravenous catheter, the sensor assembly includes a sheath having a sheath proximal end and a sheath distal end wherein an outer diameter of the sheath is sized to be substantially equal to the outer diameter of an insertion needle of the intravenous catheter, a hub sealingly connected to the sheath proximal end, the hub adapted for removably coupling to the intravenous catheter, a sensor disposed within the sheath, the sensor having a sensor shank with a shank distal end and a shank proximal end, a plurality of sensor elements including a working electrode with a reagent matrix disposed thereon, the reagent matrix comprising an enzyme capable of catalyzing a reaction involving a substrate for the enzyme and a reference electrode, the plurality of sensor elements disposed adjacent the shank distal end, a plurality of connector pads disposed at the shank proximal end where the plurality of connector pads are contained within the hub and the plurality of sensor elements are exposed adjacent the sheath distal end, and a plurality of elongated conductive elements where each of the plurality of conductive elements electrically couples one of the plurality of sensor elements to one of the plurality of connector pads, and a cable electrically coupled to the plurality of connector pads.
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